Clean Watersheds Needs Survey 2012
Distribution of total official needs by State
(January 2012 dollars in billions)
Total documented needs = $271.0 Billion
Range	I 1 I 1 I 1 1 1 I 1
>$25B $5-$25B $2.5-$5B $1-$2.5B <$1B Did not participate
Indiana
The Clean Watersheds Needs Survey (CWNS) is a
comprehensive assessment of needs to meet the water
quality and water-related public health goals of the Clean
Water Act (CWA). States and the U.S. Environmental
Protection Agency (EPA) conduct the CWNS every four
years under CWA Section 516 (b).
Visit www.epa.gov/CWNS for more information.
2012 Indiana documented needs by category
(January 2012 dollars in millions).
Category
$M
Percent
1 Secondary Wastewater Treatment
863
12.0
II Advanced Wastewater Treatment
647
9.0
III Conveyance System Repair
705
9.8
iV New Conveyance Systems
1,538
21.5
V Combined Sewer Overflow Correction
3,248
45.4
VI Stormwater Management Program
161
2.2
X Recycled Water Distribution
nr
nr
Total
7,162
100.0
Improvements in treatment level of Indiana's publicly-owned wastewater treatment plants.

Population served in millions (number of facilities)

Projected
Level of treatment
2004
2008
2012

2032
from 2008-2012
from 2012-2032
Less than Secondary3
-(0)
-(0)
-(0)
-(0)
-
-
Secondary
0.4(127)
0.5 (140)
0.4 (206)
0.4 (216)
-21.8%
15.2%
Greater than Secondary
3.7 (274)
3.9 (274)
3.9 (271)
4.5 (281)
-1.2%
16.6%
No Discharge
-(0)
<0.1 (1)
<0.1 (2)
<0.1 (3)
406.3%
44.9%
Partial Treatment
-(10)
- 0)
-(0)
-(0)
-
-
Total
4.0 (411)
4.4 (418)
4.3 (479)
5.0 (500)
•3.5%
16.5%
a Includes facilities granted section 301(h) waivers from secondary treatment for discharges to marine waters. As of January 1, 2012 waivers for 36 facilities in the CWNS 2012 database had been
granted or were pending.
Total Indiana
needs for the
2004-2012 CWNS
by category
(January 2012
dollars in millions).
7500
7000
6500
6000
5500
5000
4500
4000
3500
3000
2500
2000
1500
1000
500
0
2004
[ZH! 2008
~~2012
Needs Category
Category III
Conveyance System
Category li	OWNS
Advanced Wastewater	""No
Treatment
$647M, 9.0%
Repair
$705M, 9.8%
Category V
Combined Sewer
Overflow Correction
$3,248M, 45.4%
Category I
Secondary Wastewater
Treatment
$863M, 12.0%
Category VI
Stormwater Management
Program
$161M, 2.2%
Category IV
New Conveyance
Systems
$1,5381V!, 21.5%

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