-------
Ba- These bonds are judged to have speculative elements;
their future cannot be considered as well assured.
Protection of interest and principal payments may be
very moderate.
B- Assurance of interest and principal payments may be
small.
Caa- Poor standing; may be in default.
Ca- Highly speculative; often in default.
C- Lowest rated class of bonds.
1- Those bonds in the A and Baa groups which Moody's
believes possess the strongest investment attributes
are designated by the symbols Al and Baal.
The Local System Level Alternative
The following communities would upgrade, expand, or construct
new public wastewater treatment facilities: Thiensville,
Germantown, Muskego, Caddy Vista Sanitary District, New
Berlin, and South Milwaukee. Local connectors from outlying
counties to Milwaukee County would not be needed under this
plan.
Assumptions
1. 20-year general obligation level debt service bonds
issued by local municipalities at 7% interest for
capital improvements. This pertains to the six
communities listed above.
2. 2 MMSD-operated public treatment plants are Jones
Island and South Shore.
3. MMSD constructs all elements of plan including sewer
rehabilitation and relief in and out of Milwaukee
County. However, the MMSD neither finances nor
constructs anything in the six communities recommended
to adopt a local solution.
4. 20-year general obligation level debt service bonds
issued at 6% interest by Milwaukee County for MMSD
capital improvements.
5. Existing contract formula for connected communities
beyond Milwaukee County.
6. Present cost distribution methods of non-Milwaukee
County communities (whether connected or locally
33
-------
independent) incorporated into analysis.
7. The net amount of annual MMSD debt service (after
subtracting contract community payments) is recovered
by ad valorem taxation of Milwaukee County property.
8. Grant eligible expenditures are assumed 75% funded to a
maximum of $60 million per year.
9. County equalized property valuation is assumed to rise
at a real growth rate of .4% per year.
10. Costs are expressed in 1980 dollars and 0% inflation is
assumed.
11. Projected design year flows are assumed to be achieved.
Regional System Level Alternative
The Regional Alternative would entail a total regional
system operated by the MMSD. All public treatment facilities
in the planning area, other than the Jones Island and South
Shore Treatment Plants, would be abandoned (this includes
abandonment of the South Milwaukee Treatment Plant). In all
other respects, this plan is identical to the Mosaic Alternative
(MMSD Recommended Plan).
Assumptions
1. Two MMSD-operated public treatment plants: Jones
Island and South Shore.
2. MMSD constructs all elements of plan, including sewer
rehabilitation and relief work in and out of Milwaukee
County, and any local connectors required outside
Milwaukee County.
3. 20-year general obligation level debt service bonds
issued at 6% interest rate by Milwaukee County for MMSD
capital improvements.
4. Existing contract formula for non-Milwaukee County
communities.
5. Current cost distribution methods of non-Milwaukee
County communities incorporated into analysis.
6. The net amount of annual MMSD debt service (after
subtracting contract community payments) is recovered
by ad valorem taxation of Milwaukee County property.
34
-------
7. Grant eligible expenditures are assumed 75% funded to a
maximum of $60 million per year.
8. County equalized property valuation is assumed to rise
at a real growth rate of .4% per year.
9. Costs are expressed in 1980 dollars and 0% inflation is
assumed.
10. Projected design year flows are assumed to be achieved.
Mosaic Alternative (MMSD Recommended Plan)
This alternative is similar to the Regional Alternative. The
only local community that would continue to operate a public
treatment facility would be South Milwaukee. The alter-
native calls for MMSD to finance and construct all aspects
of the MWPAP both in and out of Milwaukee County (except
South Milwaukee).
Assumptions
1. Two MMSD-operated public treatment plants: Jones
Island and South Shore. One locally-owned and operated
plant: South Milwaukee.
2. MMSD constructs all elements of plan, including sewer
rehabilitation and relief work both in and out of
Milwaukee County and any local connectors needed out-
side the County.
3. 20-year general obligation level debt service bonds
issued at 6% interest rate by Milwaukee County for MMSD
capital improvements.
4. 20-year general obligation level debt service bonds
issued by South Milwaukee at 7% interest rate for
capital improvements.
5. Existing contract formula for non-Milwaukee County
communities.
6. Present cost distribution methods of non-Milwaukee
County communities incorporated into analysis.
7. South Milwaukee distributes cost by ad valorem property
tax.
8. The net amount of annual MMSD debt service (after
subtracting contract community payments) is recovered
by ad valorem taxation of Milwaukee County property by
35
-------
Milwaukee County.
9. Grant eligible expenditures are assumed 75% funded to a
maximum of $60 million per year.
10. County equalized property valuation is assumed to rise
at a real growth rate of .4% per year.
11. Costs are expressed in 1980 dollars and 0% inflation is
assumed.
12. Projected design year flows are assumed to be achieved.
Combination Alternative (MMSD Recommended Plan, Except No
MMSD Financing of Construction Beyond Milwaukee County)
The MMSD has not previously financed construction outside
Milwaukee County. This alternative assumes that either
legal or political reasons would prevent the MMSD from
financing construction outside of Milwaukee County. Non-
Milwaukee County communities would finance and construct
their own connections to the MMSD and perform their respective
sewer rehabilitation and relief construction. Otherwise,
this plan is identical to the Mosaic Alternative.
Assumptions
1. Two MMSD-operated public treatment plants: Jones
Island and South Shore. One local plant: South
Milwaukee.
2. MMSD constructs all elements of the plan within
Milwaukee County (except South Milwaukee).
3. 20-year general obligation level debt service bonds
issued at 6% interest rate by Milwaukee County for MMSD
capital improvements.
4. 20-year general obligation level debt service bonds
issued by South Milwaukee at 7% interest for capital
improvements.
5. 20-year general obligation level debt service bonds
issued at 7% interest rate by local communities outside
Milwaukee County for construction of local connectors
and sewer rehabilitation and relief.
6. Existing contract formula for non-Milwaukee County
communities.
7. Present cost distribution methods of non-Milwaukee
County communities incorporated into analysis.
36
-------
8. The net amount of annual MMSD debt service (after
subtracting contract community payments) is recovered
by ad valorem taxation of Milwaukee County property.
9. Grant eligible expenditures are assumed 75% funded to a
maximum of $60 million per year.
10. County equalized property valuation is assumed to rise
at a real growth rate of .4% per year.
11. Costs are expressed in 1980 dollars and 0% inflation is
assumed.
12. Projected design year flows are assumed to be achieved.
MMSD DEBT SERVICE
Assuming Milwaukee County property is taxed to finance the
annual debt service (after contract community payments have
been deducted), the annual amounts paid by the Residential,
Commercial and Industrial classes are shown on Table 15.
Residences will finance 64% of the debt because they comprise
64% of the County property value.
The total and average annual MMSD debt service appears in
Table 16. All of the amounts include a small existing debt
which is about 4% of the MWPAP debt. The highest tax rate
occurs under the Mosaic Alternative($4.37/$1000)* because
Milwaukee County residents would finance all construction in
outlying counties. Non-Milwaukee County communities would
continue to pay according to the existing contract formula.
The Local Alternative has a lower tax rate associated with
it ($4.33/flow) because many interceptors in Milwaukee
County, as well as connections beyond, would not be built
and, thus, not financed by the County. The fact that the
cost to Milwaukee County residences drops with the Local
Alternative is noteworthy. It demonstrates that, assuming
Milwaukee County finances all construction (as the Mosaic
Alternative indicates), the burden to Milwaukee County
residents increases if the communities of Caddy Vista,
Germantown, Muskego, New Berlin, and Thiensville connect to
the MMSD instead of maintaining local treatment facilities.
In other words, the full cost of the facilities needed to
connect these communities would not be recovered under the
existing contract formula during the planning period. To a
degree, Milwaukee County residents would subsidize the cost
of connecting the outlying communities.
*The $4.37/$1000 represents the tax rate per $1000 equalized
property value.
37
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TABLE 15
ANNUAL DEBT SERVICE BY CLASS (xlOOO) :
MOSAIC ALTERNATIVE (MMSD RECOMMENDED PLAN)
MMSD Debt Service
Allocation to Milwaukee
County
1980
81
32
83
84
85
36
87
38
89
90
91
92
93
94
95
96
97
98
99
2000
01
02
03
04
2005
$12,255
12,826
14,625
22,422
35,974
51,271
65,137
76,570
86,089
39,200
89,486
89,348
87,141
87,115
87,097
87,088
37,104
86,232
86,305
84,390
84,603
83,674
81,357
72,646
57,755
39,722
Residential
(64% of total)
Commercial Industrial
(26% of total) (10% of total)
$ 7,843
8,209
9,360
14,350
23,023
32,813
41,688
49,005
55,097
57,088
57,271
57,183
55,770
55,754
55,742
55,736
55,747
55,188
55,235
54,010
54,146
53,551
52,068
46,493
36,963
25,442
$ 3,186
3,335
3,803
5,830
9,353
13,330
16,936
19,908
22,383
23,192
23,266
23,230
72,657
22,650
22,645
22,643
22,647
22,420
22,439
21,941
21,997
21,755
21,153
18,888
15,016
10,328
$1,226
1,282
1,462
2,242
3,597
5,127
6,514
7,657
8,609
8,920
8,949
3,935
3 ,714
3,711
8,710
8f708
8,710
8,623
8,631
8,439
8,460
8,367
8,136
7,265
5,776
3,972
Source: MWPAP Model 6QA
38
-------
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The substantially lower average annual household capital
charges for residents beyond Milwaukee County are a function
of the existing contract formula. Financing the debt service
on 20-year bonds Cas Milwaukee County residents must do by
way of the property tax) translates into a much higher
household cost than contracting for service under the current
formula Cas communities beyond Milwaukee County do) which
consists of a 7.5% reasonable return on investment for the
MMSD and a 2% depreciation on all assets in place. This
disparity between in-County and out-of-County capital
charges could be mitigated by modifying the terms of the
contract formula to create changes outside the County that
are approximately equal to charges within Milwaukee County.
The Regional Alternative, as well as the Combination
Alternative, are the least expensive for Milwaukee County
residents. The Regional, at $4.29 per $1000., is cheaper
than the $4.37 per $1000. of the Mosaic, because almost $500
million worth of equalized property from South Milwaukee
would join the MMSD. However, the $.08 per $1000. savings
to County residents ($4.00 per year on a $50,000 house)
comes at an expense of a 600% increase to South Milwaukee
households, where annual costs would increase from $33.
(with Local) to $238. It is much cheaper for South Milwaukee
residents to improve their local plant than to join the
MMSD.
The Combination Alternative, which reflects no MMSD-financed
construction beyond Milwaukee County, would also have the
smallest burden on Milwaukee County residents. This plan
assumes that any community that connects to the MMSD must
finance its own connector to the County line, and also
finance its own sewer rehabilitation for Infiltration/Inflow
(I/I) reduction.
Under this plan, South Milwaukee remains local, all other
communities connect.
Community Cost Distribution Methods
Estimating average annual household capital charges by
community for Milwaukee County involves multiplying the
average annual tax rate times the community's average
residential property value. Estimating average annual
household capital charges in municipalities beyond Milwaukee
County, however, is not as direct. Contract communities,
and communities with local plants, are not constrained to
usage of the ad valorem property tax for capital cost
recovery as is Milwaukee County. Consequently, individual
communities were contacted to acquire information on the
methods used to either distribute the MMSD capital bill or
40
-------
the local capital bill, depending on whether they were
connected to the MMSD or operated their own treatment
facility. The capital cost distribution methods were col-
lected for Brookfield, Butler, Caddy Vista, Elm Grove,
Germantown, Mequon, Muskego, New Berlin, and Thiensville.*
In addition, it was necessary to obtain information on South
Milwaukee because, although it is in Milwaukee County, it is
not part of the MMSD.
Operation and Maintenance Calculations for Communities with
a Local Alternative
All of the communities with a Local Alternative (Caddy
Vista, Germantown, Muskego, New Berlin, and Thiensville),
except South Milwaukee, distribute O&M and capital costs
together on a per household basis. The details of each
community's capital charges are explained on the page pre-
ceding each community table. O&M household costs are not
mentioned in those explanations, but are discussed here.
Under any alternative that calls for a community to connect
to the MMSD, household O&M costs are assumed to be the same
regardless of the community they are in. The reason for
this is that the MMSD determines the total residential bill
for any community based on the User Charge Program. Assuming
the individual community distributes the cost by the same
method that determined it, all household O&M bills for
anyone connected to, or within, the MMSD should be about the
same. Therefore, O&M bills were calculated only for the
local alternatives. The 1985-2005 average annual O&M
community cost was multiplied by the residential percentage
and then divided by the average number of sewered households
in the community during the planning period.
COMMUNITY TABLE DESCRIPTION (See Table 17)
Operation and Maintenance (O&M)
This row is defined by 1985-2005 average annual total
community O&M cost, including connection fees and user
charges for all user classes. All communities, in and out
of Milwaukee County, are apportioned their share of the
*No data were gathered for Menomonee Falls-because, when
contacted, the Village official explained that their system
is being revised to accommodate connection to the MMSD.
Therefore, it was assumed for the analysis that Menomonee
Falls distributes its capital bill to the property tax.
41
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TABLE 17
THE
COiMMUNITY
TABLE
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Eaualized
Tax Rate ($)
Property
Value (S)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
MOSAIC
(MMSD
RECOMMENDED
PLAN)
•
COMBINATION
(MMSD RECOM-
MENDED PLAN,
BUT NO MMSD
FINANCING
OF CONSTRUC-
TION BEYOND
MILWAUKEE
COUNTY)
42
-------
total MMSD annual O&M budget according to the MMSD's approved
User Charge program. The computer model simulates the user
charge and, based on facility planning estimates of future
annual MMSD O&M costs, distributes the cost by community.
Operation & Maintenance Connection
This is 1985-2005 average annual community O&M cost on the
connector that would be required for any community to join
the MMSD. This cost would be borne by the community only
under the assumption that, for legal or political reasons,
the MMSD would not construct outside Milwaukee County. The
function of this local connector is to carry the community's
flow to the Milwaukee County line where it would join a
Metropolitan Intercepting Sewer (MIS). As such, the con-
nection O&M cost appears only in the last column of the
table. Assuming the MMSD does finance these local connectors,
their presentation enables the reader to identify the cost
of maintaining these connectors.
Capital
This row represents the 1985-2005 average annual capital
charge for the whole community. The average has been calculated
using the MWPAP financial model output. For a Milwaukee
County community, the figure is essentially the result of
the total taxable property in the community times the tax
rate of a given alternative. For a suburb outside the
County, the figure represents a simulation of the contract
formula as currently defined.
Connection Capital
This row is 1985-2005 average annual capital cost of con-
structing the local connector to carry the flow from a non-
Milwaukee County suburb to an MIS at the Milwaukee County
border. The local municipality would finance this construction
if MMSD-finaneing of all MWPAP-related construction would be
legally or politically unacceptable. Thus, this cost figure
only appears in the fourth column. If the Mosaic Alternative
is implemented, then this figure reveals the extent to which
the MMSD is financing construction out of Milwaukee County.
Because this figure assumes local financing, the 20-year
G.O. bonds are assumed to pay 7% interest, instead of the 6%
assumed, when Milwaukee County issues bonds for MMSD.
Rehabilitation and Relief Capital
Local sewer relief and rehabilitation is necessary to reduce
the system's level of I/I. Under all the alternatives, the
MMSD finances local relief and rehabilitation within Milwaukee
County. Under three alternatives, the Local, Regional, and
43
-------
Mosaic, the MMSD finances relief and rehabilitation outside
the County. However, just as with the local connectors, if
MMSD would not or could not finance construction outside the
County, the cost of relief and rehabilitation for the suburbs
outside the County would appear as in column 4. The costs
are 1985-2005 average annuals based on 20-year G.O. bonds at
7%. These figures are derived from the I/I Analysis completed
in 1978 and represent a cost-effective level of removal of 6
gallons per minute. For a comparison of all planning area
community relief and rehabilitation under different levels
of removal, see Table 17.
Residential Portion of Total Capital
Many suburbs beyond Milwaukee County charge households by
distributing the residential portion of the capital cost
among households. That portion is usually based on a
percentage of total community flow. Thus, it was necessary
to estimate what percentage of a community's flow would be
residential during the average planning period year. This
was done by averaging present percentages with year 2005
design percentages.
Present and Future Sewered Households
Although property in Milwaukee County is taxed to finance
MMSD capital improvements, most of the suburbs outside the
County (whether connected to the MMSD or operating a local
treatment plant) recover capital costs by charging a flat
rate per household. Projected future costs to suburban
communities for either MMSD capital payments, or for local
treatment plant capital improvements, are partially determined
by year 2000 normative population forecasts (which determine
design flows) made by SEWRPC. Therefore, in order to estimate
future household bills, the average number of planned sewered
future households in a community is necessary.
For the purposes of this EIS, the average number of future
sewered households, between 1979 and 2005, were calculated
for non-Milwaukee County suburbs. Listed below is the
present number of sewered households (1979) based on conversations
with the individual municipalities. The 2005 figures are
calculated by dividing each community's 2005 future sewered
population by the respective future household size. The
average number of future sewered households in the planning
period for each community represents the approximate number
of households that will be absorbing future average annual
capital costs (Table 18).
44
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TABLE 18
NUMBER OF HOUSEHOLDS BY COMMUNITY
Presently
Sewered
Households:
1979
Future Average
Sewered Number of
Households: Households:
2005 1979-2005
3,800
608
266
2,100
4,639
3,419
3,304
2,356
1,100
6,992
2,371
5,934
603
442
7,954
15,890
10,783
6,094
14,092
1,217
7,907
2,400
4,866
605
354
5,027
10,264
7,100
4,700
8,224
1,158
7,449
2,385
Brookfield
Butler
Caddy Vista
Germantown
Menomonee Falls
Mequon
Muskego
New Berlin
Thiensville
South Milwaukee
Elm Grove
Assumptions of Table 18
1. Based on SEWRPC Year 2000 forecast, Five-year projection
made by MWPAP.
2. Some communities charge commercial establishments the
same flat fee as residential. As a result, some 1979
values are slightly higher than actual number of
households.
Equalized Tax Rate
This row represents the 1985-2005 average annual equalized
tax rate (per $1000. of equalized value) that would be
levied on all taxable property in Milwaukee County to
support debt service on the bonds issued during the 1980s.
Table 19 uses the Mosaic Alternative as an example to
demonstrate how the tax rate was calculated.
Household Capital Cost
If a community distributes capital cost on a per household
basis, then the household capital cost is calculated by
multiplying the residential percentage of the community flow
by the total capital cost, and then dividing by the average
number of future sewered households. If a community distributes
the capital cost by an ad valorem property tax as Milwaukee
County does, then the household capital cost is calculated
45
-------
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-------
by multiplying the tax rate times the average residential
property value. If the community charges the household
according to a user charge for capital recovery, then the
household capital cost reflects that method.
Residential Property Values
1979 average residential property values (by community) in the
fiscal analysis were calculated from property value data
published in the Statistical Report of Property Valuations
by the Wisconsin Department of Revenue.
Total community equalized residential land value divided by
the number of land parcels equals the average value per
parcel of residential land.
The total community equalized value of residential improve-
ments divided by the number of residential improvements
equals the average value of a residential improvement.
Summing the average residential land parcel value and the
average value residential improvement yields the average
value of residential property.
This community average property value was used throughout
the analysis for calculating household capital charges
whenever the ad valorem property tax was the assumed method
of cost distribution. The values appear in Table 20.
Household O&M
The MWPAP Financial Planning Model has simulated the MMSD
User Charge Program and is based on estimated future total
MMSD O&M costs. It has calculated each year's average
household charge for any household connected to the MMSD.
The figure in the table is a 1985-2005 average annual
household user charge for O&M. For any given alternative,
the household O&M charge is the same for all MMSD-served
households because it is an average of all households.
However, the charge is different for a community with a
local alternative. In these cases, the established community
method of cost distribution was used to estimate the house-
hold bill. If the community distributes the cost by the
same method that was used to determine it, the household
charge would be about the same in all connected communities.
Household Income
Community household incomes used in the EIS were derived
from the Wisconsin Department of Revenue 1978 adjusted gross
47
-------
TABLE 20
1979 AVERAGE RESIDENTIAL PROPERTY VALUE
Bayside $115,000
Brookfield* 89,000
Brown Deer 62,000
Butler* , 52,000
Caddy Vista* 45,000
Cudahy 51,500
Elm Grove* 111,500
Fox Point 109,500
Franklin 68,500
Germantown* 62,500
Glendale 75,000
Greendale 79,000
Greenfield 61,500
Hales Corners 67,500
Menomonee Falls* 67,000
Mequon* 94,500
Milwaukee 40,000
Muskego* 63,000
New Berlin* 68,000
Oak Creek 58,000
River Hills 159,000
St. Francis 47,500
Shorewood 85,500
South Milwaukee 55,500
Thiensville* 81,500
Wauwatosa 70,000
West Allis 61,000
West Milwaukee 50,500
Whitefish Bay 90,000
All figures rounded to nearest $500.
*0utside Milwaukee County
-'•Caddy Vista Sanitary District Estimate.
Source: Statistical Report of Property Valuations,
Wisconsin Dept. of Revenue, 1979.
48
-------
income per capita figures, and appear in Table 21* (Wisconsin
Dept. of Revenue, 1978). The EIS multiplied each community's
per capita figure times the average household size for that
community. The product represents an estimated mean house-
hold income for every community in the planning area. These
incomes are used in the analysis primarily for estimating
the percent of an average household income that would be
devoted to sewer service under the various alternatives.
The equation is per capita Adjusted Gross Income (AGI) x
Persons per Household (PPH) = Mean Income.
Percent of Income
This represents the percent of the average household income
that is devoted to sewer service during the average year in
the planning period. It does not include any local overhead,
administrative, or related costs.
Household Size
The 1978 persons per household (PPH) figures are taken from
the WSP-EA Table 4-19. The figures are from the Milwaukee
Journal Consumer Analysis. They were calculated by dividing
the population by the number of households when data for
several municipalities were grouped.
COMMUNITY TABLES
Brookfield (Table 23)
Present
Approximately one-third of Brookfield is connected to the
MMSD (everything east of the subcontinental divide) and
about two-thirds (west of the divide) is served by Brookfield's
local treatment plant (tributary to the Fox River). Brookfield
taxes all property at the rate of $3.00 per $1000. of assessed
valuation to cover the combined capital costs from the MMSD
District and the local plant. It is Brookfield's policy to
not make a distinction between the Lake Michigan and Fox
River drainage basins for cost distribution.
*Per capita adjusted gross income (AGI): 1978
"This is the adjusted gross income reported on 1978
calendar and corresponding fiscal year individual
income tax returns from each taxation district divided
by the 1978 estimated population for each taxation
district. Adjusted gross income is total income after
business expenses, but before deductions." (Taxes,
airs and Shared Taxes in Wisconsin Municipalities,
1978, Wisconsin Department of Revenue, Bureau of Local
Financial Assistance)
49
-------
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50
-------
TABLE 22
COMMUNITY:
BAYS IDE
Operation and
Maintenance (?)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
(?)
Total Household
($)
Household Income
($)
Percent of Income
» >
LOCAL
SYSTEM LEVEL
ALTERNATIVE
99,048
99,048
724,857
724,857
4.33
115,000
498
61
559
51,500
1.1
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
92,809
92,809
717,095
717,095
4.29
115
493
57
550
51.5
1.1
MOSAIC
ALTERNATIVE
93,857
93,857
731,714
731,714
4.37
115
503
57
560
51.5
1.1
COMBINATION
ALTERNATIVE
93,857
93,857
718,048
718,048
4.29
115
493
57
550
51.5
1.1
51
-------
TABLE 23
COMMUNITY:
BROOKFIELD
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
437,810
437,810
788,571
788,571
.62 -f .40 =
1.55
89,000
138
61
199
37,000
.5
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
410,952
410,952
741,571
741,571
.59 r .40 =
1.47
89
131
57
188
37
.5
MOSAIC
ALTERNATIVE
415,619
415,619
750,476
750,476
.59 * .40 =
1.47
89
131
57
188
37
.5
COMBINATION
ALTERNATIVE
415,619
415,619
737,286
94,714
832,000
(.58 + .08) 4
.40 = 1.65
89
147
57
204
37
.6
52
-------
Brookfield is currently assessing property value at 24% of
the state equalized value.
Locally Assessed Value = $ 282,691,158 = 24%
Equalized Value $1,201,525,480
1980 net local tax rate = 74.11 per $1000. assessed. 1980
net equalized tax rate = 17.44 per $1000. equalized.
Therefore, the $3.00 per $1000. of locally assessed value
translates to $.72 per $1000. equalized value ( 3 x .24).
Taxing at the rate of $3.00 per $1000. (assessed value)
would yield a total capital amount of $848,000 (3 x 282,691).
The 1979 MMSD capital bill to Brookfield was about $130,000,
or 15% of Brookfield's total capital cost (130/848).
In other words, about 15% of the $.72 per $1000. (equalized),
or $.11, is related to MMSD capital charges.
Future
Future MMSD average annual capital charges (1985-2005) to
Brookfield increase about 480% to $750,000.
The $.11 per $1000. (equalized) current tax rate would
increase 480% to about $.60 per $1000. (equalized) depending
on which system level alternative is being examined.
The EIS has estimated that about 40% of Brookfield1s property
value falls within the MMSD service area.
In order to estimate the effective tax rate if the MMSD
capital charge were distributed only to the MMSD served
area, the $.60 per $1000. is divided by .40 (.6 divided by
.4 = 1.50) .
The MMSD capital charges to Brookfield, when isolated from
local costs and distributed to only the Lake Michigan
drainage area, result in an average annual (1985-2005)
equalized tax rate of about $1.50 per $1000. (equalized)
depending on the system level alternative.
53
-------
TABLE 24
COMMUNITY:
BROWN DEER
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($}
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
365,952
365,952
1,490,667
4.33
62,000
268
61
329
22,500
1.5
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
343,619
343,619
1,471,857
4.29
62
266
57
323
22.5
1.4
MOSAIC
ALTERNATIVE
347,619
347,619
1,501,571
4.37
62
271
57
329
22.5
1.5
COMBINATION
ALTERNATIVE
347,619
347,619
1,473,619
4.29
62
266
57
323
22.5
1.4
54
-------
Butler (Table 25)
Present
Butler recovers the MMSD capital bill by charging $.16 per
1000 gallons of water consumption. The average residential
water consumption is 68,000 gallons per year. The resulting
average residential MMSD capital charge is 10.88 per year
(.16 x 68). Because the residential class accounts for only
12% of the water usage, it finances only 12% of the capital
costs.
Future
The method used for estimating future household MMSD capital
charges increases the present $10.88 by the same percentage
that Butler's total MMSD capital bill increases. This
assumes that the percentage the residential class currently
pays remains constant.
For example, with the Local Alternative:
The 1985-2005 average annual MMSD capital charges increases
275% from the current $50,000 to $189,700. Therefore,
10.88 x 3.75 = $41. per household for capital.
55
-------
TABLE 25
COMMUNITY:
. BUTLER
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital {$)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
93,000
93,000
189,714
189,714
12%
52,000
41
61
102
25,000
.4
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
87,667
87,667
178,571
178,571
12%
52
' 39
57
96
25
.4
MOSAIC
ALTERNATIVE
88,667
88,667
180,905
180,905
12%
52
39
57
96
25
.4
COMBINATION
ALTERNATIVE
88,667
88,667
177,667
11,700
189,367
12%
52
41
57
98
25
.4
56
-------
Caddy Vista Sanitary District (.Table 26)
Present
Caddy Vista distributes sewerage costs on a per household
basis. The residential class comprises about 92% of the
flow. Caddy Vista does not separate capital from O&M, and
the current sewerage charge of about $162 per year includes
both. There are about 266 homes within the sanitary dis-
trict.
Future
The SEWRPC forecast calls for an increase of homes in Caddy
Vista to 442 by the year 2005. The average number during
the planning period is, therefore, (266 + 442)/2 = 354. The
future residential share of flow and cost is expected to
increase to 95%. The method for estimating future average
annual household capital charges is equal to the average
annual community capital cost times .95 and divided by 354.
Elm Grove (Table 28)
Present
Elm Grove apportions capital cost by charging all connections
a flat rate. There are about 2,400 households in Elm Grove,
all of which are served by the MMSD. The residential class
represents about 96% of the flow. Elm Grove does not item-
ize capital and O&M costs when billing. However, capital
costs account for about 37% of the total. The annual house-
holds charge of $98. could be broken down to $37. for capi-
tal and $61. for O&M charges.
Future
Elm Grove is fully developed and, consequently, the future
number of households should remain constant. Future annual
(1985-2005 average) household capital charges from MMSD are
estimated by multiplying the community 1985-2005 average
annual cost by .96 and then dividing by 2,400.
For example, the Local Alternative:
$358,381 x .96 = 344,046 divided by 2,400 = $143.
57
-------
TABLE 26
COMMUNITY:
CADDY VISTA
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M (?)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
76,000
76,000
165,667
165,667
95%
354
45,000
445
204
649
20,500
3.
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
21,952
21,952
35,571
35,571
95%
354
45
95
57
154
20.5
.7
MOSAIC
ALTERNATIVE
22,238
22,238
35,952
35,952
95%
354
45
96
57
156
20.5
.7
COMBINATION
ALTERNATIVE
22,238
18,000
40,238
35,286
36,550
71,836
95%
354
45
193
108
301
20.5
1.4
58
-------
TABLE 27
COMMUNITY:
CUDAHY
Operation and
Maintenance {$)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
(?)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
1,002,095
1,002,095
1,910,095
1,910,095
4.33
51,500
223
61
284
19,000
1.5
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
945,762
945,762
1,887,714
1,887,714
4.29
51.5
221
57
278
19
1.5
MOSAIC
ALTERNATIVE
956,429
956,429
1,925,667
1,925,667
4.37
51.5
225
57
282
19
1.5
COMBINATION
ALTERNATIVE
945,429
945,429
1,889,809
1, 889', 809
4.29
51.5
221
57
278
19
1.5
59
-------
TABLE .28
COMMUNITY:
ELM GROVE
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
149,524
149,524
358,381
358,381
96%
2,400
111,500
143
61
204
51,500
.4
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
140,476
140,476
337,381
337,381
96%
2,400
111.5
135
57
192
51.5
.4
MOSAIC
ALTERNATIVE
142,095
142,095
341,524
341,524
96%
2,400
111.5
137
57
194
51.5
.4
COMBINATION
ALTERNATIVE
142,095
142,095
335,476
62,381
39-7,857
96%
2,400
111.5
159
57
216
51.5
.4
60
-------
TABLE 29
COMMUNITY:
FOX POINT
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value (?)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
206,857
206,857
1,204,381
1,204,381
4.33
109,500
474
61
535
52,000
1.0
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
194,190
194,190
1,192,429
1,192,429
4.29
109.50
470
57 v
527
52
1.0
MOSAIC
ALTERNATIVE
196,476
196,476
1,216,429
1,216,429
4.37
109.50
478
57
535
52
1.0
COMBINATION
ALTERNATIVE
196,476
196,476
1,193,857
1,193,857
4.29
109.50
470
57
527
52
1,0
61
-------
TABLE 30
COMMUNITY:
FRANKLIN
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
607,524
607,524
1,664,381
1,664,381
4.33
68,500
297
61
358
23,500
1.5
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
569,524
569,524
1,641,857
1,641,857
4.29
6.85
294
57 ,
351
23.50
1.5
MOSAIC
ALTERNATIVE
576,048
576,048
1,674,905
1,674,905
4.37
68.5
299
57
356
23.50
1.5
COMBINATION
ALTERNATIVE
576,048
576,048
1,643,857
1,643,857
4.33
68.5
294
57
351
23.50
1.5
62
-------
German-town (.Table 31)
Present
Sewer service bills to Germantown residents are currently
about $88. per year; they do not differentiate the O&M from
the capital. However, about 25% of the total cost represents
the capital portion, which is about $22. of the $88. The
remaining $66. recovers O&M expense. The residential share
of the total cost is presently 65%. 2,100 households are
presently sewered.
Future
In the future, the residential portion is expected to
increase to 70% of the total flow and the analysis assumes
that this class will support 70% of the capital expense.
7,954 sewered households are forecast for Germantown by the
year 2005. The average number of sewered households assumed
for cost distribution is (2100 + 7954)/2 = 5027.
The method used for projecting future household capital
charges in Germantown was 1) multiply .70 times the 1985-
2005 average annual capital cost 2) divide that product by
the average number of sewered households.
For example, the Local Alternative:
$815,285 x .70 = 570,700 divided by 5,027 = $114.
63
-------
TABLE 31
COMMUNITY:
GERMANTOWN
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
(S)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
422,000
422,000
815,285
815,285
.70
5,027
62,500
114
59
173
25,000
.7
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
391,476
391,476
675,952
675,952
.70
5,027
62.5
94
57
X
151
25
.6
MOSAIC
ALTERNATIVE
396,000
396,000
684,095
684,095
.70
5,027
62.5
95
57
152
25
.6
COMBINATION
ALTERNATIVE
396,000
84,000
480,000
671,952
411,000
33,476
1,116,428
.70
5,027
62.5
155
69
224
25
.9
64
-------
TABLE 32
COMMUNITY:
GLENDALE
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
S Relief Capital ($)
Total
Capital (?)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate (?)
Property
Value ($)
Household Capital
(?)
Household O&M
($)
Total Household
(?)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
540,857
540,857
3,016,476
3,016,476
4.33
75,000
325
61
386
28,000
1.4
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
509,286
509,286
2,972,286
2,972,286
4.29
75
322
57
X
379
28
1.4
MOSAIC
ALTERNATIVE
514,905
514,905
3,032,000
3,032,000
4.37
75
328
57
385
28
1.4
COMBINATION
ALTERNATIVE
514,905
514,905
2,976,000
2,976,000
4.29
75
322
57
379
28
1.4
65
-------
TABLE 33
COMMUNITY:
GREENDALE
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
393,048
393,048
2,022,143
2,022,143
4.33
79,000
342
61
403
26,000
1.6
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
368,619
368,619
1,998,952
1,998,952
4.29
79
339
57 l
396
26
1.5
MOSAIC
ALTERNATIVE
372,905
372,905
2,039,334
2,039,334
4.37
79
345
57
402
26
1.5
COMBINATION
ALTERNATIVE
372,905
372,905
2,001,238
2,001,238
4.29
79.
339
57
396
26
1.5
66
-------
TABLE 34
COMMUNITY:
GREENFIELD
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
702,857
702,857
3,126,952
3,126,952
4.33
61,500
266
61
327
26,000
1.3
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
660,048
660,048
3,086,762
3,086,762
4.29
61.5
264
57 v
321
26
1.2
MOSAIC
ALTERNATIVE
667,524
667,524
3,148,905
3,148,905
4.37
61.5
269
57
326
26
1.3
COMBINATION
ALTERNATIVE
667,524
667,524
3,090,381
3,090,381
4.29.
61.5
264
57
321
26
1.2
67
-------
TABLE 35
COMMUNITY:
HALES CORNERS
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
179,143
179,143
778,095
778,095
4.33
67,500
292
61
353
29,500
1.2
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
168,048
168,048
770,334
770,334
4.29
67.50
290
57 v
347
29.5
1.2
MOSAIC
ALTERNATIVE
170,000
170,000
785,809
785,809
4.37
67.50
295
57
352
29.5
1.2
COMBINATION
ALTERNATIVE
170,000
170,000
771,286
771,286
4.29
67.50
290
57
347
29.5
1.2
68
-------
TABLE 36
COMMUNITY :
MENOMONEE
FALLS
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
919,143
919,143
1,664,048
1,664,048
1.97
67,000
132
61
193
26,000
.7
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
862,095
862,095
1,561,143
1,561,143
1-85
67
124
57 ^
181
26
.7
MOSAIC
ALTERNATIVE
871,714
871,714
1,580,095
1,580,095
1.88
67
126
57
183
26
.7
COMBINATION
ALTERNATIVE
871,714
871,714
1,551,857
1,551,857
1.97
67
132
57
193
26
.7
69
-------
Mequon (Table 37)
Present
Mequon households are billed equally by what is essentially
a flat rate. The average household pays $126. per year, of
which $27. is for MMSD capital expense, $62. for O&M user
fee, and $37. for local costs. $815,285 x .70 = 570,700
divided by 5,027 = $114.
The residential share of the total flow is 78%. It is
Mequon's policy to distribute that portion of the capital
costs to the residential class now and in the future. There
are currently 3,419 sewered households in Mequon.
Future
SEWRPC forecasts 10,783 sewered households in Mequon in the
year 2005. Therefore, the average number of households in
the planning period would be 7,100; that is, (10,783 +
3,419)/2.
Future household MMSD capital bills were determined by
multiplying the 1985-2005 average annual capital cost by .78
and then dividing by 7,100.
For example, the Local Alternative:
$1,172,571 x .78 = 914,605 divided by 7,100 = $129 average
annual household capital bill.
70
-------
TABLE 37
COMMUNITY:
MEQUON
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital (?)
Residential Portion of
Total Capital
Future Sewered
Households
Ecrualized
Tax Rate ($)
Property
Value ($)
Household Capital
(?)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
626,476
626,476
1,172,571
1,172,571
78%
7,100
94,500
129
61
190
36,500
.5
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
587,714
587,714
1,100,143
1,100,143
78%
7,100
94.5
121
57 i
178
36.5
.5
MOSAIC
ALTERNATIVE
594,286
594,286
1,113,571
1,113,571
78%
7,100
94.5
122
57
179
36.5
.5
COMBINATION
ALTERNATIVE
594,286
3,000
597,286
1,093,762
273,917
63,238
1,430,917
78%
7,100
94.5
157
57
214
36.5
.6
71
-------
TABLE 38
COMMUNITY:
MILWAUKEE
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
22,871,476
22,871,476
41,312,571
41,312,571
4.33
40,000
173
61
234
16,000
1.5
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
21,566,000
21,566,000
40,870,000
40,870,000
4.29
40
172
57
229
16
1.4
MOSAIC
ALTERNATIVE
21,804,000
21,804,000
41,694,000
41,694,000
4.37
40
175
57
232
16
1.5
COMBINATION
ALTERNATIVE
21,804,000
21,804,000
40,916,667
40,916,667
4.29
40
172
57
229
16
1.4
72
-------
Muskego (Table 39)
Present
Households are billed according to a flat rate; O&M and
capital costs are not distinguished. The annual household
cost is currently $96. However, O&M accounts for about 34%
of the total annual costs (103,988/303,567). Therefore, $33
(.34 x 96) can be assigned to O&M and $63 to capital for
analytical purposes.
The residential share of total connections is almost 97%
(3,304/3,413).
Future
Currently the residential share is 97%. However, if Muskego's
industrial development plans materialize, the residential
share of the year 2005 would be 73%. Eighty-five percent of
the flow and the cost is assumed to be attributable to the
residential class: (97 + 73)/2). Sewered households in 2005
are forecast to number 6,094. For estimating average year
costs, it was assumed the costs would be distributed to
4,700 households: (3,304 + 6,094)/2.
For example, for the Local Alternative:
$932,952 x .85 = 793,009 divided by 4,700 = $169 average
annual (1985-2005) household capital cost.
73
-------
TABLE 39
COMMUNITY:
MUSKEGO
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
435,000
435,000
932,952
932,952
85%
4,700
63,000
169
79
248
24,500
1.0
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
293,429
293,429
576,000
576,000
85%
4,700
63
104
57 i
161
24.5
.7
MOSAIC
ALTERNATIVE
296,905
296,905
583,000
583,000
85%
4,700
63
105
57
162
24.5
.7
COMBINATION
ALTERNATIVE
296,905
48,000
344,905
572,524
291,333
27,095
890,952
85%
4,700
63
161
63
224
24.5
.9
74
-------
New Berlin (Table 40)
Present
New Berlin distributes sewerage costs on a per household
basis. The current annual household charge to recover MMSD
capital is about $18. There are 2,356 residential units
connected to the MMSD and 1,198 tributary to Regal Manor.
The residential class paid about 59% of the total New Berlin
MMSD capital bill. However, New Berlin expressed an in-
tention to distribute capital charges among the user groups
according to flow percentages.
Future
The future residential portion of the total flow and (assumed
cost) is forecast to be about 53%. Future sewered households
are forecast to increase to 14,092. The average number of
sewered households during the planning period should be
around 8,224. The method used for estimating future average
annual (1985-2005) household capital charges: multiply the
community total average annual by .53 and divide by 8,224.
For example, for the Local Alternative:
$2,958,476 x .53 = 1,567,992 divided by 8,224 = $191.
75
-------
TABLE 40
COMMUNITY :
NEW BERLIN
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
754,000
754,000
2,958,476
2,958,476
53%
8,224
68,000
191
49
240
26,500
.9
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
948,381
948,381
1,625,762
1,625,762
53%
8,224
68
105
57 i
162
26.5
.6
MOSAIC
ALTERNATIVE
958,809
958,809
1,645,571
1,645,571
53%
8,224
68
106
57
163
26.5
.6
COMBINATION
ALTERNATIVE
958,809
2,000
960,809
1,616,286
272,286
104,857
1,993,429
53%
8,224
68
128
57
185
26.5
.7
76
-------
TABLE 41
COMMUNITY:
OAK CREEK
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital {$)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
2,518,286
2,518,286
2,674,190
2,674,19.0
4.33
58,000
251
61
312
23,000
1.4
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
2,380,524
2,380,524
2,631,762
2,631,762
4.29
58
249
57 v
306
23
1.3
MOSAIC
ALTERNATIVE
2,405,190
2,405,190
2,684,857
2,684,857
4.37
58
253
57
310
23
1.3
COMBINATION
ALTERNATIVE
2,405,190
2,405,190
2,635,333
2,635,333
4.29
58
249
57
306
23
1.3
77
-------
TABLE 42
COMMUNITY:
RIVER HILLS
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehab i 1 i tat ion
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
50,000
50,000
402,809
402,809
4.33
159,000
688
61
749
89,000
.8
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
46,619
46,619
398,238
398,238
4.29
159
682
57 v
739
89
.8
MOSAIC
ALTERNATIVE
47,286
47,286
406,048
406,048
4.37
159
695
57
752
89
.8
COMBINATION
ALTERNATIVE
47,286
47,286
398,476
398,476
4.29
159
682
57
739
89
.8
78
-------
TABLE 43
COMMUNITY:
ST. FRANCIS
Operation and
Maintenance ($)
Connection
O&M ($)
•
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital (?)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
(?)
Household O&M
(?)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
305,095
305,095
780,095
780,095
4.33
47,500
206
61
267
18,000
1.5
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
286,809
286,809
770,429
770,429
4.29
47.5
204
57 x
261
18
1.5
MOSAIC
ALTERNATIVE
290,143
290,143
785,952
785,952
4.37
47.5
208
57
265
18
1.5
COMBINATION
ALTERNATIVE
290,143
290,143
771,429
771,429
4.29
47.5
204
57
261
18
1.5
79
-------
TABLE 44
COMMUNITY:
SHOREWOOD
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital {$)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
303,095
303,095
1,480,048
1,480,048
4.33
85,500
370
61
431
20,500
2.1
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
284,476
284,476
1,465,571
1,465,571
4.29
85.5
367
57 ,
424
20.4
2.1
MOSAIC
ALTERNATIVE
288,095
288,095
1,495,238
1,495,238
4.37
85.5
374
57
431
20.5
2.1
COMBINATION
ALTERNATIVE
288,095
288,095
1,467,333
1,467,333
4.33
85.5
367
57
424
20.5
2.1
80
-------
South Milwaukee (Table 45)
South Milwaukee uses a property tax to distribute their
capital and O&M costs. The tax rates in the table are
equalized.
81
-------
TABLE 45
COMMUNITY :
SOUTH MILWAUKEE
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
414,000
414,000
250,381
250,381
. 59 Capital
.96 O&M
55,500
33
51
84
21,000
.4
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
406,048
406,048
1,840,809
1,840,809
4.29 Capital
.95 O&M
55.5
238
50 ,
288
21
1.4
MOSAIC
ALTERNATIVE
414,000
414,000
250,381
250,381
,59 Capital
.96 O&M
55.5
33
51
84
21
.4
COMBINATION
ALTERNATIVE
414,000
414,000
250,381
250,381
.59 Capital
.96 OSM
55.5
33
51
84
21
.4
82
-------
Thiensville (Table 46)
Present
Thiensville distributes sewer costs on a per household basis
which includes capital and O&M expenses. The current charge
is $72. per year. Out of a total budget of $120,000,
$113,000 is O&M expense and $7,000. capital. Applying the
ratio to the $72. suggests a household capital charge of $4.
(.06 x 72). There are 1,100 households connected to Thiensville's
plant and the residential class supports about 70% of the
costs.
Future
A total of 1,217 households are forecast for the year 2005.
The average number of households during the planning period
is 1,158 (1,100 + l,217)/2. Assuming the residential portion
remains at 70%, the estimating procedure involves multiply-
ing the community average annual cost by .70 and dividing by
1,158.
For example, the Local Alternative:
$356.286 x /70 = 249,400 divided by 1,158 = $215.
83
-------
TABLE 46
COMMUNITY:
THIENSVILLE
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Eaualized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
129,000
129,000
356,286
356,286
70%
1,158
81,500
215
78
293
28,500
1.0
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
77,238
77,238
189,667
189,667
70%
1,158
81.5
115
57
172
28.5
.6
MOSAIC
ALTERNATIVE
78,000
78,000
192,238
C
192,238
70%
1,158
81.5
116
57
173
28.5
.6
COMBINATION
ALTERNATIVE
78,000
78,000
188,714
.125x313,048)
39,131
12,095
239,940
70%
1,158
81.5
145
57
202
28.5
.7
84
-------
TABLE 47
COMMUNITY :
WAUWATOSA
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
1,583,667
1,583,667
6,655,429
6,655,429
4.33
70,000
303
61
364
24,500
1.5
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
1,489,286
1,489,286
6,588,381
6,588,381
4.29
70
300
57 i
357
24.5
1.5
MOSAIC
ALTERNATIVE
1,506,524
1,506,524
6,721,286
6,721,286
4.37
70
306
57
363
24.5
1.5
COMBINATION
ALTERNATIVE
1,506,524
1,506,524
6,595,809
6,595,809
4.29
70
300
57
357
24.5
1.5
85
-------
TABLE 48
COMMUNITY:
WEST ALLIS
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate (?)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
1,829,286
1,829,286
6,153,286
6,153,286
4.33
61,000
264
61
325
17,500
1.9
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
1,719,619
1,719,619
6,093,048
6,093,048
4.29
61
262
57 ^
319
17.5
1.8
MOSAIC
ALTERNATIVE
1,739,333
1,739,333
6,216,000
6,216,000
4.37
61
267
57
324
17.5
1.9
COMBINATION
ALTERNATIVE
1,739,333
1,739,333
6,099,857
6,099,857
4.29
61
262
57
319
17.5
1.8
86
-------
TABLE 49
COMMUNITY :
WEST MILWAUKEE
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
1$)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
892,667
892,667
1,064,429
1,064,429
4.33
50,500
219
61
280
12,000
2.3
_____
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
845,952
845,952
1,054,095
1,054,095
4.29
50.5
217
57 v
274
12
2.3
'
MOSAIC
ALTERNATIVE
855,143
855,143
1,075,286
1,075,286
4.37
50.5
221
57
278
12
2.3
COMBINATION
ALTERNATIVE
855,143
855,143
1,055,190
1,055,190
4.29
50.5
217
57
274
12
2.3
87
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TABLE 50
COMMUNITY:
WHITEFISH BAY
Operation and
Maintenance ($)
Connection
O&M ($)
Total O&M ($)
Capital ($)
Connection
Capital ($)
Rehabilitation
& Relief Capital ($)
Total
Capital ($)
Residential Portion of
Total Capital
Future Sewered
Households
Equalized
Tax Rate ($)
Property
Value ($)
Household Capital
($)
Household O&M
($)
Total Household
($)
Household Income
($)
Percent of Income
LOCAL
SYSTEM LEVEL
ALTERNATIVE
355,143
355,143
1,861,524
1,861,524
4.33
90,000
390
61
451
33,500
1.3
REGIONAL
SYSTEM LEVEL
ALTERNATIVE
332,809
332,809
1,843,286
1,843,286
4.29
90
386
57
443
33.5
1.3
MOSAIC
ALTERNATIVE
336,667
336,667
1,880,429
1,880,429
4.37
90
393
57
450
33.5
1.3
COMBINATION
ALTERNATIVE
336,667
336,667
1,845,381
1,845,381
4.29
90
386
57
443
33.5
1.3
88
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SUMMARY OF COMMUNITY COSTS
Table 51 summarizes the community capital and O&M costs for
four alternatives. Table 52 summarizes the community costs
by household and also indicates the percent of average
household income devoted to sewer service (capital plus
O&M) .
Table 53 compares the average annual costs to communities
with local alternatives. The capital costs represent average
annual debt service on 20-year G.O. bonds at 6% for MMSp
purposes and 7% for local communities. The MMSD Mosaic
Alternative does not appear on this table because it differs
only slightly from the Regional Alternative. Because South
Milwaukee remains separate from the MMSD, the total taxable
property value decreases slightly and, as a result, costs to
everyone else increase slightly.
The Combination Alternative differs from the MMSD Mosaic
Alternative in that the historical construction practice of
the MMSD financing construction only within Milwaukee County
is assumed. The purpose is to show what the costs to these
communities would be for constructing and maintaining
connectors to the County line and rehabilitating their
sewers for I/I reduction if the MMSD did not finance these
costs.
As Table 53 indicates, the Regional Alternative is less
expensive than the Local Alternative for every community
except South Milwaukee, where the Regional Alternative cost
is more than 600% higher.
If legal or political reasons would prevent the MMSD from
financing construction beyond its borders, the Combination
Alternative adds the costs of connection and sewer rehabi-
litation to the contract formula capital charge. If these
conditions prevail, the Regional Alternative would still be
cheaper for Caddy Vista, Muskego, New Berlin, and Thiensville.
However, it would be 29% more expense for Germantown to
connect to the MMSD than to remain local.
FUNDING SCENARIOS FOR LOCAL ALTERNATIVES
As mentioned above, Table 53 shows that in 5 cases (except-
ing South Milwaukee), it would be cheaper for the municipalities
to connect to the regional system than to build local faci-
lities. There is, however, one factor that contributes to
the attractiveness of the Regional Alternative. The
costing for the Local Alternatives assumed no grant funding
from any level of government, whereas the Regional
Alternative incorporates 75% funding up to an annual ceiling
89
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of $60 million. Communities for which a Local Alternative
is the most cost-effective and environmentally-sound may be
eligible for federal and state grant assistance, provided
the Southeastern Wisconsin Regional Water Quality Management
Plan (208 Plan) is amended to reflect this scenario. South
Milwaukee is the only community for which a local solution
has been identified as cost-effective and environmentally-
sound. Consequently, funding assistance for the other local
alternatives is unlikely. However, the possibility for state
or federal funding of a local alternative does exist.
Therefore, Table 54 shows the cost to communities of building
local facilities under 0, 60, and 75 percent funding assumptions,
"Break-evens"
The Regional Alternative is really only assumed to be 36%
funded (see funding section) because of the annual ceilings.
Thus 75% funded Local Alternative would very likely be less
of a fiscal burden than the Regional Alternative if the
costs were somewhat close without funding. This section
identifies the percentage funding that would be required for
a Local Alternative to bring the community burden down to
the level at which the Local and Regional burdens would be
equal. This analysis refers to capital costs only.
Caddy Vista's Local Alternative would have to be at least
79% funded to lower the financial burden to the level of the
Regional Alternatives burden. The corresponding percentages
for the other municipalities are: Germantown, 17%; Muskego
38%; New Berlin, 45%; and Thiensville, 47%.
BONDING ASSUMPTIONS
Bond Interest Rate Sensitivity
The financial analysis has assumed that Milwaukee County
would issue the 20~year general obligation bonds at an
interest rate of 6%. However, it is possible that future
economic conditions could cause Milwaukee County to pay a
higher rate on the bonds in order to market them. Because
of this possibility, the MWPAP has conducted a sensitivity
analysis to determine the impact associated with higher
interest rates. Average annual debt service was calculated
for 6%, 7%, 8%, and 9% interest rate assumptions for bond
issues. A rather constant relationship exists between the
interest rate and the debt service. For every one percentage
point increase in the interest rate paid on the bonds, the
average annual debt service increases 8%. For example, if
the MMSD had to issue all the MWPAP bonds at 7%, the 1985-
2005 average annual debt service on the bonds would be 8%
higher than if the bonds were issued at 6%.
93
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