Jump to main content or area navigation.

Contact Us

Water: Total Maximum Daily Loads (303d)

Attainment of Standards Performance Measure for Section 106 of the Clean Water Act under the Program Assessment and Rating Tool (PART)

The measures in this table were designed as a national performance indicator of progress in restoring impaired waters. Although the information is presented on a state-by-state basis for informational purposes, the user should be cautioned that annual performance in a given state for a specific year may vary year-to-year. The information cannot be used as a strict comparison between state performance in any given year.

Number of waterbody segments identified by States in 2000 as not attaining standards where water quality standards are now fully attained. Fiscal Year 2007 Performance (October 1, 2006 - September 30, 2007)
State Region Number of segments in 2000 not attaining standards where water quality standards are now fully attained
AK 10 25
AL 4 32
AR 6 0
AS 9 0
AZ 9 39
CA 9 60
CN 9 0
CO 8 26
CT 1 58
DC 3 0
DE 3 1
FL 4 15
GA 4 135
GU 9 0
HI 9 0
IA 7 80
ID 10 0
IL 5 192
IN 5 90
KS 7 193
KY 4 28
LA 6 73
MA 1 39
MD 3 11
ME 1 45
MI 5 70
MN 5 42
MO 7 32
MS 4 153
MT 8 37
NC 4 52
ND 8 56
NE 7 45
NH 1 117
NJ 2 88
NM 6 40
NV 9 4
NY 2 48
OH 5 88
OK 6 91
OR 10 154
PA 3 123
PR 2 0
RI 1 8
SC 4 137
SD 8 68
TN 4 84
TX 6 58
UT 8 35
VA 3 280
VI 2 1
VT 1 21
WA 10 25
WI 5 60
WV 3 107
WY 8 21

For additional information about the Performance Measures for the Assessment and Watershed Protection Division, please contact: Christopher Zabawa (zabawa.christopher@epa.gov).


Jump to main content.