QUARTERLY  INDEXES  OF  DIRECT  COST

                               FOR

               OPERATION,  MAINTENANCE  AND  REPAIR

                           (1967 - 100)

  BASED ON COMPOSITE 5 MOD MUNICIPAL WASTEWATER TREATMENT PLANTS

                       3RD QUARTER (CY-1988)


                            ANNUAL

                      O&M  ESCALATION  INDEX
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
_
•
•
•
-
•
•
.
•
•
•
.
•
.
•
•
•
•
.
1
1
1
1
1
1
2
2
2
2
2
3.
3.
3.
3.
3.
3.
3.
3.
.16
.23
.30
.38
.64
.88
.03
.18
.35
.59
.94
28
50
56
69
83
79
87
87













*
*
*
*
*
*
*   AVERAGE FOR FIRST 3 QUARTERS
**  AVERAGE FOR FIRST AND THIRD QUARTERS

-------
                        RAW WASTEWATER PUMPING STATIONS

                 DIRECT OPERATION. MAINTENANCE AND REPAIR COSTS

                              AS OF SEPTEMBER, 1988

     THE THIRD QUARTER OF CY-1988 OMR INDEX FOR RAW WASTEWATER PUMPING
STATIONS AT 25 FT. DYNAMIC HEAD SHOWED AN INCREASE OF 0.9% FROM MARCH 1988
AND A DECREASE OF -0.1% FROM SEPTEMBER A YEAR AGO.
           GRAVITY SEWER DIRECT OPERATION, MAINTENANCE AND REPAIR COSTS

                              AS OF SEPTEMBER. 1988

     THE OMR INDEX FOR GRAVITY SEWERS FOR THE THIRD QUARTER 1988 SHOWED A
0.6% INCREASE OVER THE FIRST QUARTER 1988 AND AN INCREASE OF 0.9% OVER
OVER SEPTEMBER A YEAR AGO.

-------
                                 5.0 MOD LOAD COMPOSITE ACTIVATED  SLUDGE TREATMENT PLANT
                            OPERATION* MAINTENANCE AND REPAIR COST ESCALATION INDEX— 1967=100

                                                                          1968
VALUE                                                                    QUARTER
RANGE                                                                     1   3

 390                                                                          X      390
 380                                                         XXX      XX      380
 370                                                      X  X  X  X      X   X      370
 360                                                   X  X  X  X  X      XX      360
 350                                                XXXXXX      XX      350
 340                                                XXXXXX      XX      340
 330                                             XXXXXXX      XX      330
 320                                             XXXXXXX      XX      320
 310                                             X  X  X  X  X  X  X      X   X      310
 300                                          X  X  X  X  X  X  X  X      X   X      300
 290                                          XXXXXXXXXX290
 280                                          XXXXXXXXXX280
 270                                          X  X  X  X  X  X  X  X      X   X      270
 260                                       X  X  X  X  X  X  X  X  X      X   X      260
 250                                       XXXXXXXXXXX      250
 240                                    XXXXXXXXXXXX      240
 230                                    XXXXXXXXXXXX      230
 220                                 XXXXXXXXXXX      XX      220
 210                                 XXXXXXXXXXX      XX      210
 200                              XXXXXXXXXXXX      XX      200
 190                          XXXXXXXXXXXXX      XX      190
 180                          XXXXXXXXXXXXX      XX      180
 170                          XXXXXXXXXXXXX      XX      170
 160                       XXXXXXXXXXXXXX      XX      160
 150                       XXXXXXXXXXXXXX      XX      150
 140                    XXXXXXXXXXXXXXX      XX      140
 130                 XXXX   XXXXXXXXXXXX      XX      130
 120           XXXXXXXXXXX  XXXXXXX      XX      120
 110        XXXXXXX   XXXXXXXXXXXX      XX      110
 100XXXXXXXXX   XXXXXXXXXXXX      X   X      100
YEAR 67 68 69 70 71 72 73 74 75  76 77 78 79 80 81 82 83 84 65 86  87
      3X 6X 4X T/. SX SX 16X 13X T/. 6X 77. 9X 12* 10X 77. IX <*/. OX IX
* YEARLY VALUE CALCULATED FOR AVERAGE OF CALENDAR YEAR
« 1962 AVGERAGE FOR FIRST THREE QUARTERS
« 1983 THROUGH 1987 ARE AN AVERAGE OF FIRST AND THIRD QUARTERS

-------
                         MUNICIPAL NASTENATER TREATMENT PLANT OPERATION. MAINTENANCE * REPAIR  IOHRI
                     INDEX OF DIRECT COSTS FOR 5 HSD LOAD CONVENTIONAL ACTIVATED SLUDGE PLANT 11967=1.001
                        MITM ESTIMATES OF DIRECT COST IN CURRENT YEAR DOLLARS FOR AVERAGE U.S. PLANT
Q
T LABOR
YR R INDEX
67 1.00
6fi
69
70
71
72
n
74
74
75
75
76
76
77
77
78
78
79 1
79 3
80 1
80 3
81 1
81 3
82 1
82 *
85 1
63 *
84 1
84 3
85 1
.06
.14
.24
.32
.41
.48
.54
.63
.70
.76
.84
.91
.96
.04
.13
.24
.29
.37
.45
.51
.69
.87
.93
.08
.08
.16
.17
.24
.43
85 3 3.32
86 1 3.34
86 3 3.43
87 1 3.54
87 3 3.54
88 1 3.75
88 3 3.88
CHEMICAL MAIN- OTHER
COST POMER TENANCE COST
INDEX INDEX INDEX INDEX
1.00
1.03
1.O8
1.10
1.12
1.13
1.18
1.34
1.83
2.37
2.39
2. SO
2.55
2.54
2.58
2.64
2.51
2.57
2.75
3.09
3.20
3.26
3.23
3.32
3.42
3.33
3.55
3.88
4.03
4.02
3.93
3.84
.000 1.000 1.00
.009 1.O37 1.01
.022 1.081 1.03
.066 1.133 1.06
.155 1.189 1.14
.239 1.218 1.19
.326 1.321 1.27
.543 1.408 1.46
.852 1.660 1.68
.080 1.746 1.73
.137 1.790 1.92
.207 1.835 1.92
.341 1.896 2.03
.486 1.953 2.08
.662 2.O41 i. 16
.797 2.112 2.19
.800 2.229 2.35
.921 2.334 2.50
.144 2.478 2.91
.485 2.660 3.40
.880 2.797 3.63
.045 2.933 3.96
.377 3.060 4.O4
.730 3.330 3.74
.826 3.359 3.81
.824 3.369 3.50
.956 3.379 3.60
.989 3.433 3.43
.281 3.497 3.38
.279 3.524 3.27
.424 3.549 3.45
.448 3.520 3.13
3.81 5.511 3.551 2.64
3.83 5.267 3.563 2.81
3.95 5.477 3.765 3.01
3.84 4.431 3.833 2.82
3.83 4.728 3.876 S.01
ESCAL- ADDED LABOR
ATXON INPUT COSTS
INDEX INDEX •
1.00 1.00 59,500
1.03 1.05 63,070
1.09 1.12 67*830
1.16 1.21 73.780
1.25 1.31 78.540
1.30 1.41 83,895
1.38 1.52 88,060
1.50 1.68 91,630
1.69 1.92 96,985
1.63 2.09 101,150
1.90 2.18 104,720
1.97 2.29 109,480
2.06 2.39 113,645
2.12 2.49 116,620
2.22 2.64 121,380
2.30 2.74 126,735
2.38 2.69 133,280
2.46 3.00 136.255
2.62 3.24 141,015
2.63 3.52 145,776
2.98 3.76 149.345
3.16 4.01 160.055
3.34 4.16 170.765
3.44 4.26 174,335
3.55 4.56 183,260
3.51 4.52 183.260
3.61 4.65 186,020
3.64 4.69 186,615
3.74 4.83 192,780
3.63 4.94 204,085
3.62 4.92 197,540
3.76 4.66 196.730
3.79 4.89 204.065
3.82 4.93 210,630
3.91 5.05 210,630
3.79 4.69 223,125
3.94 5.09 230.860
CHEMICAL
COST
«
9,942
10,253
10,750
11,017
11,156
11,248
11,734
13,406
18,204
23,572
23,840
24,917
25,348
25,306
25,720
25,260
25,039
25,600
27.353
30,779
31.846
32,503
32,117
33,080
34,052
33.107
35.363
38,633
40,073
40.014
39,061
36,212
37,970
36,146
39.304
36.206
38,136
ELfCT-
RICITY
COST «
22,800
23,005
23,301
24,304
26,334
26.249
30,232
35,180
42,225
47,424
46,723
50,319
53,374
56,680
60,693
63.771
63,840
66,598
71,683
79,456
66,464
92,226
99,795
107,844
110,010
109.987
112,996
113,749
120,406
120.361
123,667
124,214
125,650
120,067
124,675
101,026
107,796
MAIN-
TENANCE
COST «
11,649
12,085
12,597
13.209
13,853
14,192
15.397
16,403
19,338
20,346
20,662
21,360
22,090
22,755
23,777
24,607
25,970
27,200
26,672
30.991
32,569
34,167
35,646
36,792
39.139
39,132
39,371
39,997
40.736
41,052
41,347
41.007
41,375
41,511
43,665
44,652
45,153
OTHER
COST
«
13.000
13.139
13,462
13.620
14,690
15,535
16,565
19,067
21,695
22.549
25,063
25,077
26,415
27,166
26,176
26,573
30,562
32,560
37,916
44,323
47,190
51,587
52.541
46,716
49,655
45.557
46,629
44,714
44,010
42,624
44,696
40,729
34,321
36,632
39,147
36,706
39,157
ESCALATED
ANNUAL
COST C
116,691
121,552
127,940
136,130
144,775
153.119
162,006
175,666
198.647
215,041
223,226
231,173
240,672
248,529
259.746
268,946
276,711
268,213
306,639
331,326
349,434
370,536
390,666
402,767
416,016
411,043
422,579
425,706
438,007
446,136
446,531
442,892
443,401
447,006
457,821
443,715
461,106
ADDED
4 A
COST «

1,438
3,523
6,239
9,O42
12,595
16,548
21.726
26,093
30,265
31,662
37.458
39,520
42,962
49,065
52.078
59.242
62,641
72,446
60,616
92.582
96.879
95.767
95,767
119,655
116,282
121,930
122,919
126,808
130,011
129,504
126,353
128,514
129,654
133,074
128,613
134,112
* COST
MILLION
GAL.
64
67
7Z
76
64
90
97
108
123
134
139
147
153
159
169
175
165
192
207
225
242
257
266
273
293
290
296
300
309
316
315
313
313
315
323
315
326
1967 COSTS 6ASED ON REGRESSION ANALYSIS OF  COMPOSITE ACTIVATED SLUDGE  PLANTS
BEST ESTIMATES FOR 5 M60 LOAD CAPACITY IN THAT PERIOD.

-------
COMPARISON OF OftM INDEX KITH PERTINENT BLS PRODUCER AND CONSUMER PRICE INDtXES


YEAR
67
68
69
70
71
72
73
74
74
75
75
76
76
77
77
78
78
79
79
80
80
81
81
82
82
83
83
84
84
85
85
86
86
87
87
88
88
Q
T
R







1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
AVG. 01
ESCALAT:
INDEX
1.00
1.03
1.09
1.16
1.23
1.30
1.38
.50
.69
.83
.90
.97
2.06
2.12
2.22
2.30
2.38
2.46
2.62
2.83
2.98
3.16
3.34
3.44
3.55
3.51
3.61
3.64
3.74
3.83
3.62
3.78
3.79
3.82
3.91
3.79
3.94
                                   O«M ADDED  CPI HATER 4   PPI FOR
                                     INPUT     SENERA6E   INDUSTRIAL
                                   AVG. INDEX MAINTENANCE COMMODITIES
1.00
1.05
1.12
1.21
1.31
1.41
1.52
1.68
1.92
2.09
2.18
2.29
2.39
2.49
2.64
2.74
2.89
3.00
3.24
3.52
3.78
4.01
4.16
4.26
4.58
4.52
4.65
4.69
4.83
4.94
4.92
4.68
4.89
4.93
5.05
4.89
5.09
1.000
1.047
1.118
1.204
1.334
1.365
1.461
1.512
1.568
1.650
1.740
1.838
1.934
2.016
2.151
2.291
2.364
2.407
2.455
2.547
2.645
2.771
3.060
3.169
3.354
2.670
2.737
3.073
3.145
3.168
2.871
3.260
3.266
3.344
3.427
3.420
3.718
                                                            1.
                                                            1.
                                                            1.
                                                            1.
  000
  025
  060
  100
1.139
1.179
  259
  424
  629
  689
  731
  769
  847
1.916
1.978
2.041
2.124
2.251
2.438
2.682
2.782
  989
  072
  110
  129
  006
  053
3.089
3.093
3.086
3.056
3.003
2.977
3.028
3.105
3.131
3.232

-------
CHEMICAL COST COMPONENT —MUNICIPAL  HASTEHATER TREATMENT PLAKT O&M

    Q                 FERRIC                  R.R.  INDEX OVERALL
    T CHLORINE ALUM CHLORIDE METHANOL  LIME    CHEMICAL   CHEMICAL
 YR R  INDEX   INDEX  INDEX     INDEX   INDEX  FREIGHT     INDEX
67
68
69
70
71
72
73
74
74 3
75 1
75 3
76 1
76 3
77 1
77 3
78 1
78 3
79 1
79 3
80 1
80 3
81 1
81 3
82 1
82 3
83 1
83 3
84 1
84 3
85 1
85 3
86 1
86 3
67 1
87 3
88 1
88 3
.000
.037
.089
.111
.111
.111
.111
1.201
1.645
2.228
2.256
2.347
2.328
2.382
2.334
2.220
2.173
2.214
2.245
2.436
2.446
2.360
2.218
2.377
2.385
2.261
2.545
2.798
3.062
3.129
2.978
2.977
2.954
2.983
3.074
3.058
3.029
1.00
1.08
1.08
1.16
1.16
1.26
1.26
1.26
1.60
1.98
2.22
2.22
2.42
2.42
2.59
2.75
2.75
2.93
2.95
3.17
3.65
4.01
4.41
5.18
5.18
5.18
3.29
5.22
4.75
4.47
4.43
4.47
4.21
4.47
5.46
5.90
6.18
1.00
1.00
1.00
1.00
1.14
1.14
1.14
1.28
1.28
1.42
1.42
1.42
1.42
1.42
1.42
1.57
1.57
1.67
1.69
2.00
2.24
2.24
2.91
2.91
2.91
2.91
2.90
2.97
2.97
2.88
2.87
2.87
2.87
2.87
2.87
2.87
2.98
1.00
1.00
1.11
1.11
1.11
1.11
1.55
2.22
3.55
4.33
4.22
4.44
4.77
4.22
4.88
4.88
4.88
4.88
6.22
7.88
8.44
9.11
9.44
8.55
9.44
9.44
10.55
11.11
10.88
10.55
10.66
9.88
9.68
9.88
9.88
9.88
9.88
.000
.000
.013
.045
.113
.137
.174
.482
.619
1.964
1.932
2.133
2.249
2.313
2.317
2.531
2.604
2.711
2.647
3.065
3.100
3.402
3.416
3.677
3.725
3.642
3.665
3.588
3.653
3.595
3.623
3.517
3.564
3.571
3.603
2.391
2.386
1.000
1.031
1.061
1.146
1.292
1.324
1.350
1.501
1.656
1.663
1.657
1.907
1.950
2.083
2.085
2.170
2.237
2.397
2.518
2.761
3.097
3.322
3.445
3.645
3.612
3.612
3.795
3.938
3.938
3.938
3.938
3.938
3.938
3.612
3.612
3.612
3.612
1.00
1.03
1.08
1.10
1.12
1.13
1.18
1.34
1.83
2.37
2.39
2.50
2.55
2.54
2.58
2.54
2.51
2.57
2.75
3.09
3.20
3.26
3.23
3.32
3.42
3.33
3.55
3.88
4.03
4.02
3.93
3.84
3.81
3.83
3.95
3.84
3.83
CHLORINE ESTIMATED AT 70X OF 1967 PLANT CHEMICAL COST
LIME 10X, OTHERS 5X EACH

-------
PERCENTAGE DISTRIBUTION OF MAJOR COST COMPONENTS BY YEAR

YEAR
67
68
69
70
71
72
73
74
74
75
75
76
76
77
77
78
76
79
79
80
80
81
81
82
82
83
83
84
84
85
85
86
86
87
87
88
88
Q
T
R







1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
PERCENT
LABOR
50.9
51.8
53.0
54.1
54.2
54.7
54.3
52.1
48.8
47.0
46.9
47.3
47.1
46.9
46.7
47.1
47.8
47.2
45.9
43.9
42.7
43.1
43.6
43.2
44.0
44.5
44.4
44.3
44.0
45.5
44.2
44.8
46.0
47.1
46.0
50.2
50.0
PERCENT
POHER
19.5
18.9
18.2
17.8
18.1
16.4
18.6
20.0
21.2
22.0
21.8
21.7
22.1
22.8
23.3
23.7
22.9
23.1
23.3
23.9
25.3
24.8
25.5
26.7
26.4
26.7
26.7
26.7
27.4
26.6
27.6
28.0
28.3
26.8
27.2
22.7
23.3
PERCENT
PERCENT MAINTEN-
CHENICALS ANCE
8.5
8.4
6.4
8.0
7.7
7.3
7.2
7.6
9.1
10.9
10.6
10.7
10.5
10.1
9.9
9.3
8.9
6.6
8.9
9.2
9.1
8.7
8.2
8.2
8.1
8.0
8.3
9.0
9.1
8.9
8.7
.9
.9
.8
.7
.5
.2
.5
.3
.7
.4
.3
.2
.1
.1
.1
.1
.3
.4
.4
.3
.3
.2
.1
.6
.4
.5
.3
.3
.3
.1
.2
8.6 9.2
8.5 9.3
8.5 9.2
8.5 9.5
8.6 10.0
8.2 9.7
PERCENT
OTHER
11.1
10.8
10.5
10.1
10.2
10.1
10.2
10.8
11.0
10.4
11.2
10.6
10.9
10.9
10.6
10.6
10.9
11.2
12.3
13.3
13.5
13.9
13.4
12.0
11.9
11.0
11.0
10.5
10.0
9.5
10.0
9.1
7.7
8.1
8.5
8.2
8.4
PERCENT
ADDED
INPUT
.0
1.1
2.7
4.5
6.2
6.2
10.2
12.3
13.1
14.0
14.2
16.2
16.4
17.2
18.6
19.3
21.2
21.7
23.6
24.3
26.4
26.6
24.5
23.7
28.8
26.7
28.8
28.8
28.9
29.0
29.0
28.9
28.9
29.0
29.0
28.9
29.0
PERCENT
TOTAL
COST
100.0
101.1
102.7
104.5
106.2
108.2
110.2
112.3
113.1
114.0
114.2
116.2
116.4
117.2
118.8
119.3
121.2
121.7
123.6
124.3
126.4
126.6
124.5
123.7
128.6
128.7
128.8
128.8
128.9
129.0
129.0
128.9
128.9
129.0
129.0
128.9
129.0

-------
MAINTENANCE COST COMPONENTS—MUNICIPAL  HASTE HATER TREATMENT PLANT O1M
       Q  MAINTAIN  VALVES  TRANS-
       T  FACTORY  FITTINGS FORMER
   YR  R   INDEX    INDEX    INDEX
   PUMPS     CENT.    MAIN-
COMPRESSORS BLONERS  TENANCE
   INDEX     INDEX  COMPOSITE
67
68
69
70
71
72
71
7*
74
75
75
76
76
77
77
78
78
79
79
80
80
81
81
82
82
83
83
84
84
85
85
86
86
87
87
88
88








3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1.000
.041
.114
.167
.237
.281
1.446
1.510
1.680
1.729
1.770
1.822
1.901
1.962
2.056
2.141
2.310
2.412
2.601
2.785
2.914
3.032
3.153
3.607
3.641
3.641
3.678
3.752
3.827
3.827
3.865
3.788
3.826
3.826
4.209
4.303
4.303
1.000
1.031
1.058
1.133
1.183
1.213
1.271
1.438
1.811
1.933
2.000
2.024
2.095
2.130
2.173
2.260
2.344
2.488
2.600
2.781
2.915
3.042
3.144
3.200
3.231
3.229
3.243
3.311
3.373
3.411
3.447
3.477
3.493
3.498
3.519
3.607
3.756
1.000
1.033
.978
.992
.954
.928
.961
1.030
1.233
1.326
1.368
1.380
1.385
1.424
1.496
1.519
1.567
1.633
1.639
1.750
1.894
2.024
2.142
2.202
2.225
2.242
2.246
2.260
2.285
2.344
2.323
2.341
2.339
2.365
2.402
2.368
2.435
1.000
1.046
1.098
1.147
1.216
1.240
.275
.355
.638
.844
.892
.959
.994
2.059
2.147
2.221
2.305
2.377
2.524
2.770
2.916
3.152
3.301
3.460
3.480
3.478
3.458
3.475
3.496
3.558
3.570
3.572
3.624
3.643
3.652
3.688
3.806
1.000
1.027
1.063
1.133
1.214
1.243
1.285
1.404
1.880
1.956
1.989
2.033
2.094
2.168
2.290
2.337
2.381
2.536
2.663
2.843
3.001
3.120
3.284
3.352
3.381
3.363
3.381
3.416
3.516
3.573
3.597
3.621
3.656
3.699
3.717
3.792
3.802
1.000
1.037
1.081
1.133
1.189
1.218
1.321
1.408
1.660
1.746
1.790
1.835
1.896
1.953
2.041
2.112
2.229
2.334
2.478
2.660
2.797
2.933
3.060
3.330
3.359
3.359
3.379
3.433
3.497
3.524
3.549
3.520
3.551
3.563
3.765
3.833
3.876
   45 VARIABLE FACTORY MAINTENANCE COST INDEX MEIGHTED AT 60X OF TOTAL
   BLS REPLACEMENT COST INDEXES 10X EACH FOR 4 OTHER COMPONENTS

-------
OTHER COST COMPONENT—MUNICIPAL NASTENATER TREATMENT PLANT O«M


YR
67
68
69
70
71
72
73
74
7*
75
75
76
76
77
77
78
78
79
79
80
80
81
81
82
82
83
83
84
84
85
85
86
86
87
87
88
88
Q
T
R







1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3

INSURANCE
INDEX
1.000
1.035
1.111
1.202
1.338
1.440
1.529
1.599
1.927
2.072
2.104
2.151
2.198
2.268
2.353
2.429
2.604
2.696
2.829
2.994
3.099
3.175
3.369
3.467
3.577
3.577
3.520
3.485
3.489
3.463
3.458
3.391
3.358
3.375
3.432
3.537
3.637
ADMIN-
ISTRATION
INDEX
1.000
1.032
1.040
1.069
1.148
1.190
1.208
1.229
1.303
1.384
1.493
1.550
1.590
1.668
1.697
1.769
1.857
1.957
1.943
1.992
2.132
2.241
2.381
2.027
2.073
2.073
2.073
2.073
2.073
2.073
2.073
2.073
2.073
2.073
2.073
2.073
2.073

FUEL
INDEX
1.000
.959
.978
.961
1.013
1.040
1.220
1.775
2.158
2.094
2.541
2.413
2.658
2.674
2.828
2.759
3.011
3.290
4.598
6.049
6.481
7.376
7.258
6.802
6.867
5.842
6.206
5.687
5.504
5.166
5.752
4.728
3.107
3.688
4. .295
3.599
4.161
OVERALL
OTHER
INDEX
1.00
1.01
1.03
1.06
1.14
1.19
1.27
1.46
1.68
1.73
1.92
1.92
2.03
2.08
2.16
2.19
2.35
2.50
2.91
3.40
3.63
3.96
4.04
3.74
3.81
3.50
3.60
3.43
3.38
3.27
3.45
3.13
2.64
2.81
3.01
2.62
3.01
        INSURANCE INDEX COMBINES RATE CHANGES AND PROPERTY VALUATION INCREASES

-------
PRODUCER PRICE AND PERCENT CHANGES FOR ELECTRIC POAER, SEPTEMBER 1988
CODE NLMBER
054
0543
1101
1204
1307
1411
1514
1617
1721
1824
1927
OOMDDITY
ELECTRIC POVER
INDUSTRIAL POWER,
500 KW DEMAND
NEW ENGLAND
MID ATLANTIC
EAST NORTH CENTRAL
VvEST NORTH CENTRAL
SOUTH ATLANTIC
EAST SOUTH CENTRAL
VEST SOUTH CENTRAL
MOUNTAIN
PACIFIC
INDEX BASES
1967
1967
DEC/ 70
DEC/ 70
DEC/ 70
DEC/70
DEC/ 70
DEC/70
DEC/ 70
DEC/ 70
DEC/70
PRICE INDEX
AUG. 1988
396.8
558.7
429.5
534.0
419.7
476.1
505.1
492.4
454.5
505.5
482.1
UNADJUSTED
PERCENT CHANGE
FROM AUG. 1987
1.5
2.1
-5.8
4.9
-2.5
4.2
-0.2
3.2
1.1
-1.6
11.6

-------
                      QUARTERLY  INDEXES  OF DIRECT  COST




                                       FOR




                      OPERATION,  MAINTENANCE  AND  REPAIR




                               (3RD. QTR. 1973 - 100)






                      (A)  RAW WASTEWATER PUMPING STATIONS



                      (B)  GRAVITY SEWERS




                             3RD QUARTER  CY-1988
ESTIMATES
AND
INDEX
VALUES:
YEAR
AGO:
SEP.
1988:
PERCENT
CHANGE:
PUMPING STATION INDEX (25 FT. TDK)             254.8    258.0




DIRECT PUMPING'COST/MILLION GAL (25 FT. TDK)  $ 35.3   $ 35.7      1.1




DIRECT ANNUAL SEWER COST/MILE                 $1,683   $1,698      0.9



SEWER OMR INDEX                                230.5    232.6

-------
                        RAW WASTEWATER PUMPING STATIONS

                 DIRECT OPERATION, MAINTENANCE AND REPAIR COSTS

                              AS OF SEPTEMBER, 1988

     THE THIRD QUARTER OF CY-1988 OMR INDEX FOR RAW WASTEWATER PUMPING
STATIONS AT 25 FT. DYNAMIC HEAD SHOWED AN INCREASE OF 2.2% FROM MARCH 1988
AND A INCREASE OF 1.2% FROM SEPTEMBER A YEAR AGO.
           GRAVITY SEWER DIRECT OPERATION, MAINTENANCE AND REPAIR COSTS

                              AS OF SEPTEMBER. 1988

     THE OMR INDEX FOR GRAVITY SEWERS FOR THE THIRD QUARTER 1988 SHOWED A
0.6% INCREASE OVER THE FIRST QUARTER 1988 AND AN INCREASE OF 0.9% OVER
OVER SEPTEMBER A YEAR AGO.

-------
                         OPERATION, MAINTENANCE • REPAIR C3ST INDEXES FOR 1 HGE AVERAGE FLOH RATE
           U.S.  AVERAGE  MUNICIPAL RAN HASTEHATER PUMPING STATION AT FOUR LEVELS OF TOTAL DYNAMIC HEAD  I TON I
                        HITH ESTIMATES OF ANNUAL COSTS IN CURRENT YEAR DOLLARS (3RD QTR 1973=1.000)
Q *
T a
YEAR R
72 A
73 1
73 3
74 1
74 3
75 I
75 3
76 1
76 3
77 1
77 3
76 1
76 3
79 1
79 3
80 1
80 3
81 1
81 3
82 1
82 3
83 1
83 3
84 1
84 3
85 1
85 3
66 1
86 3
67 1
87 3
86 1
88 3
POHER
25 FT.
TDH
782
821
846
974
1,170
1,314
,350
,394
,477
,570
,681
,767
,769
.645
,986
2,201
2.451
2,555
2,765
2,921
3,048
3,047
3,131
3,152
3,336
3,335
3,426
3,442
3,461
3,327
3,460
3,284
3,529
$ POHER
a 50 FT.
TDH
1,565
1,643
1,693
1,949
2,340
2,628
2,700
2,766
2,954
3,141
3,363
3,534
3,536
3,691
3,972
4,403
4,902
5,111
5,530
5,843
,097
,095
,262
,304
,673
6,670
6,853
6,884
6,963
6,655
6,920
6,569
7,059
$ POKER
a 100 FT.
TDH
3,131
3,287
3,386
3,699
4,680
5,256
5,400
5,577
5,906
6,282
6,727
7,066
7,076
7,382
7,945
8,807
9,805
10,222
11,061
11,686
12,194
12,191
12,525
12,608
13,346
13,341
13,707
13,766
13,927
13,311
13,641
13,139
14,119
* POHER
a 200 FT.
TDH
6,262
6,575
6,773
7,799
9,361
10,513
10,601
11,155
11,817
12,565
13,455
14,137
14,152
14,764
15,691
17,615
19,611
20,445
22,123
23.372
24,368
24,363
25,050
25,217
26,693
26,663
27,415
27,537
27,855
26,622
27.663
26,276
28.239
(LABOR
ALL
TDH
3.184
3.272
3,408
3,488
3.680
3,840
3,992
4,168
4,320
4,432
4,608
4,808
5,056
5.184
5,366
5,528
5,672
,080
,496
,608
.960
,960
7.353
7,504
7,552
7,544
7,432
7,432
7,136
7,136
7,240
7,240
7,240
$ OTHER
ALL
TDH
774
790
799
927
1,076
1,136
1,161
1,179
1.202
1,250
1,302
1,346
1,392
1,461
1,577
1,754
1,863
1,946
1,999
2.058
2.071
2.079
2,093
3,228
2,144
2,181
2,186
2,218
2,206
2,161
2,178
2,220
2,271
$ TOTAL INDEX INDEX INDEX
a 25 FT. azs FT. a so FT. a 100 FT.
TDH TDH TDH TDH
4,740 .936 .936 .933
4.683 .966 .966 .967
5,053
5.389
5.926
6,290
6,503
6,741
6,999
7,252
7,591
7,921
8,217
8,490
8,931
9,483
9,966
. 000 . 000 . 000
.066 .078 .094
.172 .202 .242
.244 .268 .347
.286 .331 .389
.334 .378 .438
.385 .436 .505
.435 .495 .575
.502 .571 .664
.567 .642 .741
.626 .692 .781
.660 .751 .847
.767 .650 .961
.676 .980 2.116
.976 2 . 107 2 . 283
10,583 2.094 2.226 2.403
11,260 2.226 2.377 2.575
11,567 2.293 2.459 2.680
12,079 2.390 2.564 2.795
12,086 2.391 2.565 2.795
12,576 2.488 2.662 2.693
13,884 2.747 2.867 3.073
13,032 2.579 2.774 3.034
13.060 2.564 2.778 3.037
13,044 2.581 2.791 3.071
13,092 2.590 2.802 3.084
12,823 2.537 2.763 3.064
12,644 2.502 2.707 2.980
12,878 2.548 2.769 3.063
12,744 2.522 2.716 2.976
13,040 2.580 2.808 3.112
INDEX
a 200 FT.
TDH
.930
.968
1.000
1.112
1.285
1.410
1.453
1.502
1.579
.661
.763
.647
.676
.949
2.079
2.267
2.472
2.593
2.788
2.917
3.043
3.043
3.141
3.274
3.314
3.315
3.372
3.386
3.387
3.273
3.378
3.254
3.438
«/MG
3 25 FT.
TDH
12.96
13.37
13.64
14.76
16.23
17.23
17.61
18.46
19.17
19.66
20.79
21.70
22.51
23.26
24.46
25.98
27.35
28.99
30.84
31.74
33.09
33.11
34.45
38.03
35.70
35.78
35.73
35.86
35.13
34.64
35.28
34.91
35.72
US AVG.
COST PER
STATION
2,607
2,690
2,992
3,190
3,507
3,722
3,648
3,992
4,144
4.294
4,494
4,669
M A £ f
4,665
5 A A V
,027
5,267
5,614
5,913
6,266
6,667
6,661
7,152
7,155
7,445
8,220
7,717
7,732
7,723
7.750
7,592
7,467
7.624
7.547
7.720
DIRECT COSTS ESTIMATED FOR CONDITIONS AT END OF  EACH QUARTER

AVERAGE COSTS PER STATION ARE BASED ON A 1974 STUDY  OF  AVERAGE COSTS NATIONALLY

-------
 OPERATION, MAINTENANCE  ft REPAIR COST  INDEXES FOR 1 MGD AVERAGE  FLOH RATE
           U.S.  AVERAGE  MUNICIPAL RAN  HASTEMATER PUMPING STATION

                      INDEXES  FOR OMR SUB ACCOUNTS


YEAR
72
73
73
74
74
75
75
76
76
77
77
78
78
79
79
80
80
81
81
82
82
83
83
84
84
85
85
86
86
87
87
88
88
Q
T
R
A
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3

POHER
INDEX
.924
.970
.000
.151
.382
.552
.594
.647
.744
.855
.986
2.087
2.089
2.179
2.346
2.600
2.895
3.016
3.266
3.450
3.600
3.600
3.698
3.723
3.941
3.939
4.047
4.065
4.112
3.930
4.087
3.879
4.169

LABOR
INDEX
.934
.960
1.000
1.023
1.079
1.126
1.171
1.223
1.267
1.300
1.352
1.410
1.483
1.521
1.575
1.622
1.664
1.784
1.906
1.938
2.042
2.042
2.157
2.201
2.215
2.213
2.180
2.180
2.093
2.093
2.124
2.124
2.124

OTHER
INDEX
.968
.988
1.000
1.160
1.346
1.421
1.453
1.475
1.504
1.564
1.629
1.684
1.742
1.828
1.973
2.195
2.331
2.438
2.501
2.575
2.591
2.602
2.619
4.040
2.683
2.729
2.735
2.775
2.760
2.729
2.725
2.778
2.642
EQUIPMENT

SUB INDEX
.962
.989
1.000
1.200
1.374
1.435
1.459
1.481
1.490
1.559
1.623
1.679
1.721
1.821
2.002
2.211
2.396
2.525
2.601
2.688
2.703
2.736
2.714
4.814
2.834
2.862
2.860
2.915
2.880
2.836
2.814
2.877
2.938
STRUCTURAL

SUB INDEX
.971
.981
1.000
1.186
1.401
1.467
1.523
1.551
1.616
1.626
1.738
1.794
1.887
1.990
2.093
2.345
2.476
2.485
2.514
2.514
2.560
2.467
2.514
4.158
2.457
2.654
2.672
2.672
2.626
2.560
2.588
2.616
2.663
PIPING

SUB INDEX
.948
.974
1.000
1.128
1.423
1.525
1.551
1.589
1.641
1.679
1.743
1.807
1.871
1.987
2.076
2.217
2.333
2.423
2.512
2.576
2.589
2.589
2.615
2.666
2.705
2.730
2.756
2.769
2.769
2.782
2.607
2.897
3.012
INSTRUMENT
ELECTRICAL
SUB INDEX
.993
1.000
1.000
1.038
1.167
1.296
1.335
1.348
1.400
1.477
1.516
1.561
1.638
1.658
1.754
2.032
2.038
2.154
2.193
2.283
2.283
2.303
2.412
2.354
2.380
2.387
2.400
2.438
2.496
2.503
2.516
2.535
2.593
OTHER INCLUDES OMR FOR EQUIPMENT,  PIPING,  STRUCTURAL  ft  INSTRUMENTATION/ELECTRIC

-------
                       OPERATION, MAINTENANCE AND REPAIR (OMR) COST INDEX FOR MUNICIPAL SENER LINES
                                      DIRECT COSTS EXCLUDING LIFT OR PUMPING STATIONS

                         KITH ESTIMATES OF U.S.  AVERAGE ANNUAL COST PER MILE 13RD QTR 1973=1.000)

     Q * LABOR « TESTING * CLEANING $ MAINTAIN * TOTAL OMR  $ PER   SENER                               MAINTAIN   t/MILE
     T   PER      PER       PER     MAINS PER   COST PER     FOOT    OMR    LABOR   CLEANING   TESTING    MAINS   COST Mm
YEAR R  MILE     MILE       NILE       MILE       MILE     OMR COST INDEX SUB INDEX SUB INDEX SUB INDEX SUB INDEX LIFT STA.

                              72
                              73
                              75
                              80
                              90
                              99
                             106
                             110
72
73
73
74
74
75
75
76
76
77
77
78
78
79
79
80
80
81
81
82
82
83
83
84
84
85
85
86
86
87
87
88
88
A
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
535
549
572
586
618
645
670
700
725
744
774
807
849
871
901
928
953
1,021
1,091
1,110
1,169
1,169
1,235
1,260
1,268
1,267
1,248
1,196
1,199
1,199
1,216
1,216
1,216
15
15
15
16
21
23
23
24
24
24
25
25
25
27
30
33
35
38
39
39
38
38
39
39
39
39
39
39
37
38
39
40
43
                             121
                             129
                             133
                             151
                             156
                             166
                             180
                             188
                             203
                             209
                             215
                             216
                             216
                             218
                             225
                             224
                             225
                             226
                             228
                             228
                             228
                             232
                             234
66
67
68
79
93
100
101
102
106
108
113
118
124
131
142
158
165
175
182
185
184
182
188
184
187
188
194
190
184
199
200
200
205
688
704
730
761
822
867
900
936
969
997
1,041
1,083
1,140
1,180
1,229
1,287
1,333
1,422
1,515
1,543
1,606
1,605
1,678
1,701
1,719
1,718
1,706
1,651
1,648
1,664
1,683
1,688
1,698
.130
.133
.138
.144
.155
.164
.170
.177
.183
.188
.197
.205
.215
.223
.232
.243
.252
.269
.286
.292
.304
.303
.317
.322
.325
.325
.323
.312
.312
.315
.318
.319
.321
.942
.964
1.000
1.042
1.126
1.187
1.232
1.282
1.327
1.365
1.426
1.483
1.561
1.616
1.683
1.763
1.826
1.947
2.075
2.113
2.200
2.198
2.298
2.330
2.354
2.353
2.336
2.261
2.257
2.279
2.305
2.312
2.326
.934
.960
1.000
1.023
1.079
1.126
1.171
1.223
1.267
1.300
1.352
1.410
1.483
1.521
1.575
1.622
1.664
1.784
1.906
1.938
2.042
2.042
2.157
2.201
2.215
2.213
2.180
2.089
2.093
2.093
2.124
2.124
2.124
.955
.981
1.000
1.066
1.201
1.320
1.412
1.469
1.524
1.614
1.718
1.765
1.896
2.012
2.081
2.232
2.394
2.499
2.697
2.780
2.853
2.868
2.866
2.903
2.991
2.976
2.988
3.000
3.030
3.032
3.032
3.089
. 3.111
.979
.984
1.000
1.097
1.377
1.551
1.545
1.593
1.620
1.630
1.650
1.673
1.693
1.778
2.005
2.209
2.330
2.484
2.596
2.578
2.517
2.488
2.548
2.569
2.551
2.564
2.577
2.582
2.477
2.522
2.584
2.653
2.855
.966
.984
1.000
1.169
1.371
1.467
1.480
1.504
1.555
1.589
1.661
1.729
1.824
1.927
2.088
2.324
2.420
2.573
2.672
2.708
2.697
2.676
2.764
2.698
2.745
2.753
2.842
2.795
2.707
2.916
2.941
2.939
3.001
 SUB CATEGORY COSTS FOR CLEANING, MAINTENANCE OF MAINS AND TESTING INCLUDE:
 RENTAL EQUIPMENT, FUELS, CHEMICALS, PIPE AND OTHER MATERIALS EXCLUSIVE OF LABOR

-------
            RENTAL EQUIPMENT COST INDEX FOR MAINTENANCE OF MAINS
       BASED ON BLS PRODUCER PRICE INDEXES 13RD QUARTER 1973 = 100.01


YEAR
72
73
73
74
74
75
75
76
76
77
77
76
76
79
79
80
60
81
61
82
82
83
63
64
64
85
85
86
86
87
87
88
88
Q
T
R
A
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
BACKHOE
COST
INDEX
.988
.989
1.000
1.037
1.161
1.267
1.307
1.309
1.363
1.398
1.461
1.520
1.564
1.695
1.791
1.915
2.001
2.002
2.244
2.311
2.383
2.386
2.462
2.439
2.546
2.527
2.522
2.502
3.077
3.123
3.167
3.135
3.219
TRENCHER
COST
INDEX
.946
.975
1.000
1.059
1.120
1.150
1.199
1.253
1.477
1.492
1.775
1.633
1.883
1.946
2.015
2.204
2.323
2.506
2.632
2.816
2.677
3.091
3.176
3.176
3.168
3.188
3.271
3.271
3.136
3.119
3.135
3.195
3.145
AIR
COMPRESSOR
INDEX
.982
.989
1.000
1.025
1.155
1.259
1.259
1.240
1.282
1.346
1.410
1.418
1.438
1.542
1.658
1.752
1.770
1.727
1.650
1.768
1.798
1.821
1.821
1.832
1.816
1.858
1.857
1.844
1.869
1.835
1.764
1.928
1.923
DEHATERING
PUMP
INDEX
.949
.994
1.000
1.056
1.167
1.513
.537
.666
.689
.756
.758
.777
.992
2.060
2.110
2.304
2.304
2.552
2.552
2.808
2.808
2.817
2.863
2.828
2.841
2.864
2.664
2.864
2.875
2.903
2.938
2.990
3.113
HELD ING
EQUIPMENT
INDEX
.956
.968
1.000
1.042
1.393
1.563
1.510
1.465
1.479
1.524
1.580
1.609
1.660
1.722
1.796
1.662
1.938
2.023
2.107
2.103
2.164
2.174
2.164
2.195
2.244
2.270
2.313
2.369
2.395
2.407
2.414
2.469
2.561
GASOLINE
FUEL
INDEX
.836
.920
1.000
1.427
1.736
1.684
2.044
1.941
2.138
2.151
2.275
2.219
2.422
2.646
3.699
4.666
5.213
5.934
5.839
5.472
5.524
4.699
4.992
4.575
4.427
4.156
4.627
3.803
2.499
2.967
3.455 '
2.895
3.347
OVERALL
RENTAL
EQUIP. INDEX
.942
.972
1.000
1.109
1.292
1.411
1.479
1.489
1.580
1.620
1.722
1.743
1.843
1.954
2.192
2.504
2.611
2.818
2.872
2.917
2.964
2.873
2.958
2.864
2.689
2.855
2.954
2.822
2.686
2.773
2.667
2.616
2.937
OVERALL RENTAL INDEX IS AN AVERAGE OF THE 6 PPI INDEXES
INDEX OF RENTAL EQUIPMENT COST t USE DOES NOT INCLUDE OMR LABOR

-------
          MATERIAL COST SUB INDEX FOR MAINTENANCE OF MAINS
          BLS NHOLESALE PRICE INDEXES AT 3RD QTR 1973=100.0
     Q  CLAY
     T  PIPE
YEAR R INDEX
CONCRETE PLASTIC  CONCRETE   ASPHALT VALVES & OVERALL
  PIPE    PIPE   INGREDIENTS PAVING  FITTINGS MATERIAL
 INDEX    INDEX     INDEX     INDEX   INDEX    INDEX
72
73
73
74
74
75
75
76
76
77
77
78
78
79
79
80
80
81
61
62
82
83
83
84
84
65
85
86
86
87
87
88
88
A
1
3
1
3
1
3
1
3
1
3
1
3
.971
.975
.000
.049
.108
.209
.224
.256
.292
.SOS
.406
.479
.528
1 1.605
3 1.652
1 1.655
3 1.712
1 1.796
3 1.924
1 2.022
3 1.956
1 1.956
3 2.100
1 2.071
3 2.071
1 2.071
3 2.071
1 2.102
3 2.135
1 2.199
3 2.206
1 2.213
3 2.316
.976
.992
.000
.135
.227
.425
.425
.409
.431
.462
.462
1.601
1.798
1.870
1.977
2.083
2.219
2.199
2.234
2.273
2.279
2.266
2.320
2.316
2.363
2.375
2.422
2.414
2.363
2.553
2.466
2.441
2.441
1

1
1
1
1
1
1
1
1
1
1
1
.007
.996
.000
.153
.590
.504
.168
.233
.247
.262
.365
.357
.374
1.409
1







1
1
1
1
1
1
1
3
2
2
2
.544
.503
.580
.552
.569
.501
.490
.473
.702
.041
.041
.040
.363
.373
.363
.039
.935
.906
.906
.963
.986
1.000
1.066
1.172
1.266
1.326
1.360
1.435
1.478
1.520
1.602
1.671
1.811
1.664
2.019
2.085
2.216
2.265
2.350
2.362
2.346
2.421
2.473
2.496
2.549
2.570
2.569
2.571
2.593
2.603
2.636
2.645

1
1
1
1
1
2
2
.989
.002
.000
.604
.913
.979
.074
.108
2.123
2
2
2
2
2
3
3
3
4
4
4
4
4
4
4
5
5
5
5
4
4
4
4
4
.181
.265
.408
.564
.708
.044
.837
.936
.408
.765
.761
.585
.662
.735
.822
.071
.119
.252
.137
.736
.641
.753
.794
.789


1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
.950
.972
.000
.126
.419
.514
.567
.586
.641
.669
.702
.771
.836
.949
.037
.179
.284
.384
.463
.507
.532
.530
.541
.594
.643
.673
.701
.724
.737
.741
.757
.826
.943
.974
.987
1.000
1.191
1.402
1.468
1.478
1.508
1.543
1.574
1.633
1.719
1.613
1.913
2.041
2.246
2.336
2.466
2.584
2.616
2.581
2.589
2.679
2.615
2.680
2.705
2.790
2.779
2.710
2.969
2.966
2.984
3.023
 MATERIAL INDEX IS ARITHIMETIC AVERAGE OF THE SIX BLS INDEXES

-------