National Section 303(d) List Fact Sheet

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State Name	Current System (Electronic) Version	Waters on List
NOTE: Click on the underlined "State Name" value to see a State Report.
ALABAMA	2006	190
ALASKA	2006	33
AMERICAN SAMOA	1998	1
ARIZONA	2004	68
ARKANSAS	2004	189
CALIFORNIA	2006	691
COLORADO	2006	139
CONNECTICUT	2006	279
DELAWARE	2006	101
DISTRICT OF COLUMBIA	2006	25
FLORIDA	2002	827
GEORGIA	2006	930
GUAM	1998	3
HAWAII	2004	244
IDAHO	2002	1392
ILLINOIS	2006	1058
INDIANA	2006	1591
IOWA	2004	213
KANSAS	2004	1101
KENTUCKY	2004	736
LOUISIANA	2006	249
MAINE	2006	191
MARYLAND	2006	501
MASSACHUSETTS	2006	837
MICHIGAN	2006	430
MINNESOTA	2006	1734
MISSISSIPPI	2006	378
MISSOURI	2006	32
MONTANA	2006	677
N. MARIANA ISLANDS	1998	2
NEBRASKA	2004	150
NEVADA	2004	129
NEW HAMPSHIRE	2006	5211
NEW JERSEY	2006	835
NEW MEXICO	2004	188
NEW YORK	2006	610
NORTH CAROLINA	2006	902
NORTH DAKOTA	2006	226
OHIO	2006	267
OKLAHOMA	2006	681
OREGON	2006	1397
PENNSYLVANIA	2004	6957
PUERTO RICO	2006	127
RHODE ISLAND	2006	166
SOUTH CAROLINA	2006	915
SOUTH DAKOTA	2006	147
TENNESSEE	2006	960
TEXAS	2006	675
UTAH	2006	117
VERMONT	2006	143
VIRGIN ISLANDS	2006	66
VIRGINIA	2006	2172
WASHINGTON	2004	1714
WEST VIRGINIA	2006	1266
WISCONSIN	2006	593
WYOMING	2006	125

Total Number of Impaired Waters Reported: 41,581

General Impairment Name	Causes of Impairment Reported	Percent of Reported
NOTE: Click on the underlined "Causes of Impairment Reported" value to see a listing of those waters with that cause of impairment. Click on the underlined "General Impairment Name" to see the detailed state-reported impairment names.
PATHOGENS	10233	14.70
MERCURY	9139	13.13
METALS (OTHER THAN MERCURY)	6878	9.88
SEDIMENT	6480	9.31
NUTRIENTS	6003	8.63
ORGANIC ENRICHMENT/OXYGEN DEPLETION	5694	8.18
PH	3810	5.47
CAUSE UNKNOWN - IMPAIRED BIOTA	3330	4.78
PCBS	3071	4.41
TEMPERATURE	3009	4.32
TURBIDITY	2440	3.51
PESTICIDES	1614	2.32
SALINITY/TDS/SULFATES/CHLORIDES	1561	2.24
CAUSE UNKNOWN	1362	1.96
HABITAT ALTERATION	983	1.41
NOXIOUS AQUATIC PLANTS	889	1.28
ALGAL GROWTH	453	.65
DIOXINS	397	.57
TOXIC ORGANICS	379	.54
TOXIC INORGANICS	344	.49
AMMONIA	320	.46
TOTAL TOXICITY	313	.45
FLOW ALTERATION	229	.33
TASTE, COLOR AND ODOR	149	.21
OIL AND GREASE	135	.19
OTHER CAUSE	131	.19
FISH CONSUMPTION ADVISORY - POLLUTANT UNSPECIFIED	61	.09
TRASH	56	.08
CHLORINE	49	.07
NUISANCE EXOTIC SPECIES	33	.05
RADIATION	32	.05
CAUSE UNKNOWN - FISH KILLS	8	.01
NUISANCE NATIVE SPECIES	6	.01
HARMFUL ALGAL BLOOMS	2	.00

Total Causes of Impairment Reported Nationwide: 69,593

General Pollutant	Number of TMDLs Approved	Percent of Reported
NOTE: Click on the underlined "Number of TMDLs Approved" value to see a listing of those approved TMDLs for the pollutant. Click on the "General Pollutant Name" value to see a detailed list of pollutants and TMDLs.
PATHOGENS	6096	17.90
MERCURY	6043	17.75
METALS (OTHER THAN MERCURY)	5662	16.63
NUTRIENTS	3550	10.42
SEDIMENT	2662	7.82
ORGANIC ENRICHMENT/OXYGEN DEPLETION	1648	4.84
SALINITY/TDS/SULFATES/CHLORIDES	1429	4.20
PH	1395	4.10
TEMPERATURE	1318	3.87
AMMONIA	986	2.90
PESTICIDES	927	2.72
TURBIDITY	769	2.26
CHLORINE	336	.99
PCBS	278	.82
OTHER CAUSE	194	.57
TOXIC INORGANICS	184	.54
TOXIC ORGANICS	124	.36
TOTAL TOXICITY	92	.27
CAUSE UNKNOWN - IMPAIRED BIOTA	86	.25
HABITAT ALTERATION	83	.24
ALGAL GROWTH	67	.20
TRASH	44	.13
NOXIOUS AQUATIC PLANTS	22	.06
RADIATION	21	.06
DIOXINS	17	.05
OIL AND GREASE	12	.04
TASTE, COLOR AND ODOR	5	.01
NUISANCE EXOTIC SPECIES	2	.01
FISH CONSUMPTION ADVISORY - POLLUTANT UNSPECIFIED	1	.00

Total Nationwide Number of TMDLs Approved since October 1, 1995 reported to EPA: 34,053

State Name	Number of TMDLs Approved	Percent of Reported
NOTE: Click on the underlined "State Name" value to see a State Report. Click on the underlined "Number of TMDLs Approved" value to see a listing of those approved TMDLs for the state.
ALABAMA	230	.68
ALASKA	35	.10
AMERICAN SAMOA	3	.01
ARIZONA	73	.21
ARKANSAS	194	.57
CALIFORNIA	774	2.27
COLORADO	888	2.61
CONNECTICUT	98	.29
DELAWARE	557	1.64
DISTRICT OF COLUMBIA	360	1.06
FLORIDA	441	1.30
GEORGIA	1439	4.23
GUAM	1	.00
HAWAII	20	.06
IDAHO	1517	4.45
ILLINOIS	205	.60
INDIANA	547	1.61
IOWA	115	.34
KANSAS	2705	7.94
KENTUCKY	79	.23
LOUISIANA	605	1.78
MAINE	87	.26
MARYLAND	455	1.34
MASSACHUSETTS	284	.83
MICHIGAN	84	.25
MINNESOTA	603	1.77
MISSISSIPPI	816	2.40
MISSOURI	132	.39
MONTANA	399	1.17
NEBRASKA	75	.22
NEVADA	58	.17
NEW HAMPSHIRE	5504	16.16
NEW JERSEY	442	1.30
NEW MEXICO	196	.58
NEW YORK	552	1.62
NORTH CAROLINA	125	.37
NORTH DAKOTA	37	.11
OHIO	790	2.32
OKLAHOMA	118	.35
OREGON	888	2.61
PENNSYLVANIA	4948	14.53
PUERTO RICO	45	.13
RHODE ISLAND	94	.28
SOUTH CAROLINA	420	1.23
SOUTH DAKOTA	262	.77
TENNESSEE	897	2.63
TEXAS	100	.29
UTAH	297	.87
VERMONT	72	.21
VIRGIN ISLANDS	29	.09
VIRGINIA	792	2.33
WASHINGTON	1026	3.01
WEST VIRGINIA	2111	6.20
WISCONSIN	87	.26
WYOMING	342	1.00

Total Nationwide Number of TMDLs Approved since October 1, 1995 reported to EPA: 34,053

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