United States

Environmental Protection

Agency

EPA 840-B-00-002

May 2000

Office of Water

(4503F)

Washington, DC 20460

Atlas of America’s Polluted Waters

Percent of Impaired

Waters by 8-digit

Hydrologic Unit Code

No Waters Listed

< 5%

5-10%

10-25%

> 25%
	

	


	

	



	
		
		

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"#!"$%	%

		!"
Atlas of America’s

Polluted Waters

Assessment and Watershed Protection Division

Office of Wetlands, Oceans and Watersheds

U.S. Environmental Protection Agency (4503F)

1200 Pennsylvania Avenue, N.W.

Washington, DC 20460

EPA 840-B00-002

May 2000
This report should be cited as:

U.S. Environmental Protection Agency. 2000. Atlas of America’s Polluted Waters. EPA 840-B00-002.

Office of Water (4503F), United States Environmental Protection Agency, Washington, D.C.

To obtain a copy of this document free of charge, contact:

National Service Center for Environmental Publications (NSCEP)

Phone: (513) 489-8190 or (800) 490-9198

Fax: (513) 489-8695

This document is available on the Internet for browsing or download at:

http://www.epa.gov/OWOW/tmdl/
	

		


	
	
			


	




	
	
	
		

	
	
	


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1

$T

ÊÚ

Montgomery

Birmingham

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

Impairment

98

281

70

280

587

385

576

Impaired Lake/Estuary/Wetland Acres

Impairment

4084 3628 529 559

68083

10147

70606

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics Source: 1998 State 303(d) Lists

Alabama 1998 Polluted Waters

ÊÚ

$T

Capital City

Largest City
2

$T

ÊÚ

Juneau

Anchorage

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides

780

2166

2798

240 0

1235

0

Impairment

Impaired Lake/Estuary/Wetland Acres

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

265

3

48

14 0

73

0

Impairment

S N P TM TO M PS

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of 

sediments, nutrients, and pathogens

** All other causes

ÊÚ

$T

Capital City

Largest City

Alaska 1998 Polluted Waters

Source: 1998 State 303(d) Lists
3

ÊÚ Phoenix

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles 959

80

194

304

0 0

244

Impairment

Impaired Lake/Estuary/Wetland Acres

3973

241

19336

3026 3053

0 212

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

Source: 1998 State 303(d) Lists

ÊÚ Capital and

Largest City

Arizona 1998 Polluted Waters
4

ÊÚ Little Rock Impaired Lake/Estuary/Wetland Acres

3045 4924

35

4413

25853

0 0

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

Source: 1998 State 303(d) Lists

Arkansas 1998 Polluted Waters

Impaired Stream/River/Coastal 

Shoreline Miles

910

213 218

45

555

79 0

Impairment

S N P TM TO M PS

ÊÚ Capital and

Largest City
5

#

#

#

# # ############

##

#

###

# ##

#

#

#

#

#

#

#

$T

ÊÚ

Sacramento

Los Angeles

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles 5823

1119 725

2395

473 220

2963

Impairment

Impaired Lake/Estuary/Wetland Acres

152057

471486

20729

710382

862239

332601

817672

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

California 1998 Polluted Waters

ÊÚ

$T

Capital City

Largest City

Source: 1998 State 303(d) Lists
6

ÊÚ

Denver

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

233

42 90

1355

0 0 29

Impairment

Impaired Lake/Estuary/Wetland Acres

160 0 119

9100

1561

0 144

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

ÊÚ Capital and

Largest City

Source: 1998 State 303(d) Lists

Colorado 1998 Polluted Waters
7

# #

#

#

#

#

# #

#

#

# # #

#

$T

ÊÚ

Hartford

Bridgeport

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

101

525

1237

625

53

615

380

Impairment

Impaired Lake/Estuary/Wetland Acres

772

7577

20554

6723

1019

18532

4921

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

ÊÚ

$T

Capital City

Largest City

Connecticut 1998 Polluted Waters

Source: 1998 State 303(d) Lists
8

$T

ÊÚ

Dover

Wilmington

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, 

and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

11

1682 1670

29 0 99 0

Impairment

Impaired Lake/Estuary/Wetland Acres

606

10625

8492

32 0

1424

0

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

ÊÚ

$T

Capital City

Largest City

Source: 1998 State 303(d) Lists

Delaware 1998 Polluted Waters
9

#

#

#

#

#

## #

#

#

#

#

#

#

#

#

#

ÊÚ

Washington Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

Impairment

Impaired Lake/Estuary/Wetland Acres

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

0

98

0

59

83

0 0

0 0

2998

1250

0

2998

0

ÊÚ Capital and

Largest City

Source: 1998 State 303(d) Lists

District of Columbia 1998 Polluted Waters
10

#

#

# ÊÚ $T

Tallahassee

Jacksonville

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

1219

4007

2826

1045

1445

16 0

Impairment

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

Impaired Lake/Estuary/Wetland Acres

33248

332502

82704

179598

226025

135 0

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

Florida 1998 Polluted Waters

Source: 1998 State 303(d) Lists

Capital City

Largest City

ÊÚ

$T
11

#

#

#

#

#

#

#

#

ÊÚ

Atlanta Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

Impairment

1 76 250

1918

2649

16 149

Impaired Lake/Estuary/Wetland Acres

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

132 0

45411

123012

16196

0 225

Georgia 1998 Polluted Waters

Source: 1998 State 303(d) Lists

Capital and 

Largest City ÊÚ
12

#

ÊÚ

Honolulu

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

212

183

10 10 0 0 0

Impairment

Impaired Lake/Estuary/Wetland Acres 7 7

0 0 0 0 0

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

ÊÚ Capital and

Largest City

Source: 1998 State 303(d) Lists

Hawaii 1998 Polluted Waters
13

ÊÚ

Boise

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

6228

2653

1539

503 105 0 134

Impairment

Impaired Lake/Estuary/Wetland Acres

84145

110854

5184

28942

0 0 4850

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

Idaho 1998 Polluted Waters

Source: 1998 State 303(d) Lists

Capital and 

Largest City

ÊÚ
14

#

#

#

#

##

#

# #

#

#

#

#

#

#

#

#

$T

ÊÚ

Springfield

Chicago Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

4028 4071

207

1540

0

568

31

Impairment

Impaired Lake/Estuary/Wetland Acres

322102 324484

10245

122343

0

120930

12717

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

Illinois 1998 Polluted Waters

Source: 1998 State 303(d) Lists

Capital City

Largest City

ÊÚ

$T
15

#

#

#

#

#

#

#

ÊÚ

Indianapolis

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

0 78

1251

673

2431

3194

93

Impairment

Impaired Lake/Estuary/Wetland Acres

0 23

47604

4695

75516

89952

442

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

Indiana 1998 Polluted Waters

Source: 1998 State 303(d) Lists

Capital and 

Largest City ÊÚ
16

#

#

ÊÚ

Des Moines

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

251

299

8 3 0 0

Impairment

6918

241

19336

878

3053

212 637

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

212 3053 637 878

19336

241

6918

S N P TM TO M PS

128 69 0 0

24262

11362

32069

S N P TM TO M PS

25

Impaired Lake/Estuary/Wetland Acres

Iowa 1998 Polluted Waters

Source: 1998 State 303(d) Lists

* Any combination of sediments, nutrients, and pathogens

** All other causes

Capital and

Largest City ÊÚ
17

Largest City

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

ÚÊ Capital City

$T

* Any combination of 

sediments, nutrients, and pathogens

** All other causes

# #

#

##

#

#

# #

#

# #

#

#

#

#

#

#

#

#

#

# #

##

#

# #

## #

#

#

#

#

$T

ÊÚ

Wichita

Topeka

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides

38291

64255

19739 15589

0 0

6446

Impairment

S N P TM TO M PS

Impaired Lake/Estuary/Wetland Acres

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

317

1165

9994

3635

0 0 435

Impairment

Kansas 1998 Polluted Waters

Source: 1998 State 303(d) Lists
18

#

#

#

#

#

#

#

#

#

#

#

$T ÊÚ

Frankfort

Louisville

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides 1236 6885

20964

536 0

134087

0

Impairment

S N P TM TO M PS

Impaired Lake/Estuary/Wetland Acres

Impairment

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

Largest City

ÊÚ Capital City

$T

Source: 1998 State 303(d) Lists

Kentucky 1998 Polluted Waters

Impaired Stream/River/Coastal 

Shoreline Miles

469 521

83 6 17

1289

656

S N P TM TO M PS
$

ÊÚ New Orleans

Baton Rouge

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

1022

1566

3390 3242

4911

592 697

Impairment

Impaired Lake/Estuary/Wetland Acres

94235

541140590269 581092

804207

30201 74589

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics N = Nutrients M = Mercury P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

Louisiana 1998 Polluted Waters

Source: 1998 State 303(d) Lists

Capital City

Largest City

ÊÚ

$

19
20

#

#

##

#

#

#

#

#

#

#

# #

#

# # #

# #

#

#

#

#

#

#

#

#

#

# #

##

#

#

#

# #

#

#

#

#

$

ÊÚ

Augusta

Portland

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

6

147

682

15 0

185

0

Impairment

Impaired Lake/Estuary/Wetland Acres

0

33690

52291

0 0

8487

0

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

Maine 1998 Polluted Waters

Source: 1998 State 303(d) Lists

Capital City

Largest City

ÊÚ

$
21

#

#

#

#

$

ÊÚ

Annapolis

Baltimore

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides

442854

904112

121256 86927 3333 13134 16916

Impairment

S N P TM TO M PS

Impaired Lake/Estuary/Wetland Acres

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

2610

5053

1138

530

7 26 32

Impairment

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

ÚÊ

$

Capital City

Largest City

Maryland 1998 Polluted Waters

Source: 1998 State 303(d) Lists
22

ÊÚ

Boston

Impairment

214

366

1420

396

0

387

4 5243 14368

104067

9340 0 9181 150

Impaired Lake/Estuary/Wetland Acres

Multiple *

Nutrients

Sedimentation

Pathogens

8-digit USGS 

Cataloging Units

Other **

* Any combination of 

sediments, nutrients, 

and pathogens

** All other causes

Legend:

ÚÊ Capital and 

Largest City

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides

Massachusetts 1998 Polluted Waters

Impairment

Impaired Stream/River/Coastal 

Shoreline Miles

S N P TM TO M PS S N P TM TO M PS

Source: 1998 State 303(d) Lists
23

#

#

#

# $ ÊÚ

Lansing

Detroit

* Any combination of sediments, nutrients, and pathogens

** All other causes

Michigan

Source: 1998 State 303(d) Lists

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

17

253

612

39

254

604

195

Impairment

Impaired Lake/Estuary/Wetland Acres

0 2043 19799 27

362042 333258 314084

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

1998 Polluted Waters

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

$

ÊÚ Capital City

Largest City
24

$ÊÚ

St. Paul

Minneapolis

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

603

0

703

135 160

0 0

Impairment

6808

0

4528

2380

10589

0 0

Impairment

S N P TM TO M PS

Impaired Lake/Estuary/Wetland Acres

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

Minnesota 1998 Polluted Waters

Source: 1998 State 303(d) Lists

Largest City

Capital City

$

ÊÚ
25

ÊÚ Jackson

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

10243 10192

4378

401 124 288

9484

Impairment

Impaired Lake/Estuary/Wetland Acres

368940386682

48532

103132

29397 6452

365367

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

Mississippi 1998 Polluted Waters

Source: 1998 State 303(d) Lists

Capital and ÊÚ Largest City
26

$ ÊÚ

Jefferson City

St. Louis

Impaired Lake/Estuary/Wetland Acres

17 2249 0

47398

0

29829

Impairment

S N P TM TO M PS

0

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

1120

212

90

553

0 0 69

Impairment

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

Missouri 1998 Polluted Waters

Source: 1998 State 303(d) Lists

Largest City

ÊÚ Capital City

$
27

$

ÊÚ

Helena Billings

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

Capital City

Largest City

ÊÚ

$

550491501586

76292

338591

3342 0 0

Impairment

S N P TM TO M PS

Impaired Lake/Estuary/Wetland Acres

Impairment

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

15015

6703

895

6798

139 0 0

Montana 1998 Polluted Waters

Source: 1998 State 303(d) Lists
28

#

#

#

#

#

#

#

$

ÚÊ

Lincoln

Omaha

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides 3266

17979

83978

26612

0 0

29692

Impairment

S N P TM TO M PS

Impaired Lake/Estuary/Wetland Acres

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

54 93

1987

1190

0 0

894

Impairment

Sedimentation

Pathogens

Multiple *

Nutrients

8-digit USGS 

Cataloging Units

Other **

Largest City

ÚÊ Capital City

$

Legend:

* Any combination of sediments, nutrients, and pathogens

** All other causes

Nebraska 1998 Polluted Waters

Source: 1998 State 303(d) Lists
29

$

ÚÊ

Carson City

Las Vegas

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

Impairment

Impaired Lake/Estuary/Wetland Acres

15617

51693

0

27527

14504

0 0

Impairment

S N P TM TO M PS

587

702

0

924

384

0 0

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

Capital City

Largest City

ÚÊ

$

Source: 1998 State 303(d) Lists

Nevada 1998 Polluted Waters
30

#

#

#

$

ÚÊ

Concord

Manchester

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

0 19

678

795

0

445

0

Impairment

Impaired Lake/Estuary/Wetland Acres

0 750

8421

26189

0

25166

0

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

New Hampshire 1998 Polluted Waters

Source: 1998 State 303(d) Lists

$ Largest City

ÚÊ Capital City
31

#

#

#

#

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#

#

#

#

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$

Trenton ÚÊ

Newark

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

8

518

749

952 928

106

20

Impairment

Impaired Lake/Estuary/Wetland Acres

4154

7773

4007

10292

37219

1941 74

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

New Jersey 1998 Polluted Waters

Capital City

Largest City

ÚÊ

$

Source: 1998 State 303(d) Lists
32

$

ÚÊ

Santa Fe

Albuquerque

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

Impaired Lake/Estuary/Wetland Acres

995 172 1460 53

63658

0 0

Impairment

S N P TM TO M PS

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

638 703

154

628

185

13 12

Impairment

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

New Mexico 1998 Polluted Waters

Capital City

Largest City

ÚÊ

$

Source: 1998 State 303(d) Lists
33

#

#

#

# #

#

# #

#

#

#

#

#

#

#

#

#

#

#

####

#

#

#

#

#

# # #

#

#

#

#

#

#

#

#

#

#

##

###

#

#

#

#

#

#

#

#

#

# #

#

#

# #

#

#####

##

# ##

#

#

#

### # ##

#

#

#

#

#

##

#

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#

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##

#

##

#

# # #

#

#

#

##

#

## #

#

#

#

#

#

#

#

##

#

$

ÚÊ

Albany

New York

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides 2308

77115

19982 14520 7337

394198

13645

Impairment

S N P TM TO M PS

Impaired Lake/Estuary/Wetland Acres

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

25

104

614

2 0

878

1

Impairment

Sedimentation

Pathogens

Multiple *

Nutrients

8-digit USGS 

Cataloging Units

Other **

Capital City

Largest City

ÚÊ

$

Legend:

* Any combination of sediments, nutrients, and pathogens

** All other causes

Source: 1998 State 303(d) Lists

New York 1998 Polluted Waters
34

# ##

# #

#

# #

# #

#

#

#

#

#

#

#

#

#

#

#

#

#

$

ÊÚ

Raleigh

Charlotte

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides

5329

19890

7499 8386

16685

25151

0

Impairment

S N P TM TO M PS

Impaired Lake/Estuary/Wetland Acres

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles 1161

64

746

117

378

126

14

Impairment

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of 

sediments, nutrients, and pathogens

** All other causes

Largest City

ÚÊ Capital City

$

North Carolina 1998 Polluted Waters

Source: 1998 State 303(d) Lists
35

#

$ ÊÚ

Fargo

Bismarck

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides

11904

58964

6595 6277

0 0 0

Impairment

S N P TM TO M PS

Impaired Lake/Estuary/Wetland Acres

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

2604 2616 2691

356

0 0 0

Impairment

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

Largest City

ÊÚ Capital City

$

North Dakota 1998 Polluted Waters

Source: 1998 State 303(d) Lists
36

$

ÚÊ

Columbus

Cleveland

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

3563

1347

321

2020

0

885 441

Impairment

Impaired Lake/Estuary/Wetland Acres

44234

50907

3250

21697

0

14358 11154

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

Ohio 1998 Polluted Waters

Capital City

Largest City

ÚÊ

$

Source: 1998 State 303(d) Lists
37

ÚÊ

Oklahoma City

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides

445672

269714

77059

150373

0 47244

293999

Impairment

S N P TM TO M PS

Impaired Lake/Estuary/Wetland Acres

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

4791

4066

524

1531

0 306

4295

Impairment

Sedimentation

Pathogens

Multiple *

Nutrients

8-digit USGS 

Cataloging Units

Other **

Capital and 

Largest City ÚÊ

Legend:

* Any combination of sediments, nutrients, and pathogens

** All other causes

Oklahoma 1998 Polluted Waters

Source: 1998 State 303(d) Lists
38

$

ÚÊ

Portland

Salem

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides 8207

82975

8190

0

17453

0 0

Impairment

S N P TM TO M PS

Impaired Lake/Estuary/Wetland Acres

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

1446

598

2565

308

602

199 317

Impairment

Sedimentation

Pathogens

Multiple *

Nutrients

8-digit USGS 

Cataloging Units

Other **

ÚÊ

$

Capital City

Largest City

Legend:

* Any combination of sediments, nutrients, and pathogens

** All other causes

Source: 1998 State 303(d) Lists

Oregon 1998 Polluted Waters
39

##

#

#

# #

#

#

#

#

#

#

#

#

#

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$

ÚÊ

Harrisburg

Philadelphia

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides 4353 3118 0

38139

1

48213

33403

Impairment

S N P TM TO M PS

Impaired Lake/Estuary/Wetland Acres

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

2191

920

49

3190

0

572 462

Impairment

Sedimentation

Pathogens

Multiple *

Nutrients

8-digit USGS 

Cataloging Units

Other **

Capital City

Largest City

ÚÊ

$

Legend:

* Any combination of sediments, nutrients, and pathogens

** All other causes

Source: 1998 State 303(d) Lists

Pennsylvania 1998 Polluted Waters
40

ÊÚ

San Juan

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides 0

71

0 0 0 0 0

Impairment

S N P TM TO M PS

Impaired Lake/Estuary/Wetland Acres

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

0

1

0

2

0 0

Impairment

0

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of 

sediments, nutrients, 

and pathogens

** All other causes

ÚÊ Capital and

Largest City

Source: 1998 State 303(d) Lists

Puerto Rico 1998 Polluted Waters
41

#

#

ÚÊ Providence Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

Impairment

Impaired Lake/Estuary/Wetland Acres

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

3 3 0

153

192

150

14

358

1390

1857

1342

46 46 0

ÚÊ Capital and

Largest City

Rhode Island 1998 Polluted Waters

Source: 1998 State 303(d) Lists
42

#

#

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#

##

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#

#

#

#

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#

#

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#

#

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#

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ÚÊ

Columbia

10

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

0 10 2674 230

28527

307

Impairment

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

Impaired Lake/Estuary/Wetland Acres

0

30799

122128

22000

209663

71102

0

Impairment

S N P TM TO M PS

ÚÊ Capital and

Largest City

South Carolina 1998 Polluted Waters

Source: 1998 State 303(d) Lists
43

$T

ÚÊ

$T

Pierre Sioux Falls

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides

29647

66074

9561 304 0 0 0

Impairment

S N P TM TO M PS

Impaired Lake/Estuary/Wetland Acres

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

1828

336

1049

521

0 0 0

Impairment

Sedimentation

Pathogens

Multiple *

Nutrients

8-digit USGS 

Cataloging Units

Other **

ÚÊ

$T

Capital City

Largest City

Legend:

* Any combination of sediments, nutrients, and pathogens

** All other causes

Source: 1998 State 303(d) Lists

South Dakota 1998 Polluted Waters
44

#

#

$T

ÚÊ

Nashville

Memphis

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides

212709

29289 9317 7437 23505

254155

179553

Impairment

S N P TM TO M PS

Impaired Lake/Estuary/Wetland Acres

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

12309

3285 4149

1608 152

2042 845

Impairment

Sedimentation

Pathogens

Multiple *

Nutrients

8-digit USGS 

Cataloging Units

Other **

ÚÊ

$T

Capital City

Largest City

Legend:

* Any combination of sediments, nutrients, and pathogens

** All other causes

Source: 1998 State 303(d) Lists

Tennessee 1998 Polluted Waters
45

###

#

$T ÚÊ

Austin

Houston

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

0 132

5463

952 927 575 433

Impairment

Impaired Lake/Estuary/Wetland Acres

0 131

201824

27823

374434

9961

67337

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

ÚÊ

$T Largest City

Capital City

Source: 1998 State 303(d) Lists

Texas 1998 Polluted Waters
46

#

#

# # #

#

#

#

#

#

#

#

#

#

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ÚÊ

Salt Lake City

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles 1194

708

402

823

17

414

0

Impairment

Impaired Lake/Estuary/Wetland Acres

4879

109589

5215 7465 0 5215 0

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

ÚÊ Capital and

Largest City

Source: 1998 State 303(d) Lists

Utah 1998 Polluted Waters
47

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#

#

#

$T

ÚÊ

Montpelier

Burlington

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

81

124

221

58

106 125

0

Impairment

Impaired Lake/Estuary/Wetland Acres

907

12614

349 225

10971

4979

0

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

ÚÊ

$T

Capital City

Largest City

Source: 1998 State 303(d) Lists

Vermont 1998 Polluted Waters
48

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ÚÊ

Richmond

Norfolk

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides 0

307858

30132 6768 3582 2651 15335

Impairment

Impaired Lake/Estuary/Wetland Acres

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

0

1100

1843

256 384 237 151

Impairment

S N P TM TO M PS

Sedimentation

Pathogens

Multiple *

Nutrients

8-digit USGS 

Cataloging Units

Other **

ÚÊ

$T

Capital City

Largest City

Legend:

* Any combination of sediments, nutrients, and pathogens

** All other causes

Source: 1998 State 303(d) Lists

Virginia 1998 Polluted Waters
49

#

ÊÚ

Charlotte Amalie Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles 3

0

1

0 0 0 0

Impairment

Impaired Lake/Estuary/Wetland Acres

0 0 0 0 0 0 0

Impairment

S N P TM TO M PS

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics

ÊÚ Capital and

Largest City

U.S. Virgin Islands 1998 Polluted Waters

Source: 1998 State 303(d) Lists
50

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ÚÊ

Olympia

Seattle

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides 0

5632

1004 1357

149 28

6736

Impairment

S N P TM TO M PS

Impaired Lake/Estuary/Wetland Acres

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

18 1

393

63

14 28 29

Impairment

Sedimentation

Pathogens

Multiple *

Nutrients

8-digit USGS 

Cataloging Units

Other **

Capital City

Largest City

ÚÊ

Legend:

* Any combination of sediments, nutrients, 

and pathogens

** All other causes

$

Source: 1998 State 303(d) Lists

Washington 1998 Polluted Waters
51

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#

#

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ÚÊ

Charleston

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides

2849 1899 0

82124

0

50907 44534

Impairment

S N P TM TO M PS

Impaired Lake/Estuary/Wetland Acres Impaired Stream/River/Coastal 

Shoreline Miles

0 0 174

5276

0 384 278

Impairment

S N P TM TO M PS

Sedimentation

Pathogens

Multiple *

Nutrients

8-digit USGS 

Cataloging Units

Other **

ÊÚ Capital and

Largest City

Legend:

* Any combination of 

sediments, nutrients, 

and pathogens

** All other causes

Source: 1998 State 303(d) Lists

West Virginia 1998 Polluted Waters
52

##

#

#

#

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ÚÊ $

Madison

Milwaukee

Sedimentation

Pathogens

Multiple *

Nutrients

Legend:

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

1055

361

174

36

1211

1033

6

Impairment

Impaired Lake/Estuary/Wetland Acres

Impairment

S N P TM TO M PS

0

378137

468789

780 0

184126 219127

S = Sedimentation TO = Toxics/Organics

N = Nutrients M = Mercury

P = Pathogens PS = Pesticides

TM = Toxics/Metals/Inorganics Source: 1998 State 303(d) Lists

Capital City

Largest City

ÚÊ

$

Wisconsin 1998 Polluted Waters
53

$T

ÚÊ

Cheyenne

Casper

S = Sedimentation

N = Nutrients

P = Pathogens

TM = Toxics/Metals/Inorganics

TO = Toxics/Organics

M = Mercury

PS = Pesticides 16 215

3862

5600

0 0 0

Impairment

S N P TM TO M PS

Impaired Lake/Estuary/Wetland Acres

S N P TM TO M PS

Impaired Stream/River/Coastal 

Shoreline Miles

238

47

517

580

0 27 0

Impairment

Sedimentation

Pathogens

Multiple *

Nutrients

8-digit USGS 

Cataloging Units

Other **

* Any combination of sediments, nutrients, and pathogens

** All other causes

Capital City

Largest City

ÚÊ

$T

Legend:

Source: 1998 State 303(d) Lists

Wyoming 1998 Polluted Waters