Clean Watersheds Needs Survey 2012
(January 2012 dollars in billions)
Texas
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.
Distribution of total official needs by State
Total documented needs = $271.0 Billion
Range	1 1 1 1
>$25B $5-$25B $2.5-$5B
~ ~
$1-52.56 <$1B
B
a
~
Did not participate
2012 Texas documented needs by category
(January 2012 dollars in millions).
Category
$M
Percent
1 Secondary Wastewater Treatment
3,255
27.5
il Advanced Wastewater Treatment
867
7.3
iii Conveyance System Repair
2,992
25.3
IV New Conveyance Systems
2,067
17.5
V Combined Sewer Overflow Correction
nr
nr
Vi Stormwater Management Program
2,585
21.9
X Recycled Water Distribution
64
<1
Total
11,829
100.0
255M
CWNS
Category VI
Stormwater
Management
Program
$2,585IVI, 21.9%
Category II
Advanced
Wastewater
Treatment
$867M. 7.3%
Category
New Conveyance Systems
$2,067IVI, 17.5%
Category X
Recycled Water Distribution
$64M, <1%
Category I
Secondary Wastewater Treatment
$3,255M, 27.5%
Category III
Conveyance System
Repair
$2,992M, 25.3%
Improvements in treatment level of Texas's publicly-owned wastewater treatment plants.

Population served in millions (number of facilities)
Population change
from 2008-2012
Projected
population change
front 2012-2032
Level of treatment
2004
2008
2012

2032
Lessthan Secondary3
<0.1(2)
-(0)
-(0)
-(0)
-
-
Secondary
2.5 (506)
2.2 (461)
1.4 (194)
1.7 (181)
-35.3%
20.5%
Greater than Secondary
16.8 (667)
16.2 (672)
14.3 (275)
20.1 (310)
-11.9%
40.3%
No Discharge
0.7 (182)
0.8(184)
0.5 (81)
0.9 (90)
-34.5%
65,9%
Partiai Treatment
-(22)
-(8)
-d)
-(3)
-
-
Total
20 (1379)
19.2 (1325)
16.2 (551)
22.7 (584)
•15.5%
39.4%
! 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 Texas needs
for the 2004-2012
CWNS by category
(January 2012
dollars in millions).
O
o
2004
EU2008
~ 2012
Needs Category

-------