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2002 Section 303(d) List Fact Sheet for MARYLAND

List Status
APPROVED by EPA on APR-30-2003.

Click here to see metadata for this report.

Waters Listed by Waterbody Type

NOTE: Click on the underlined "Number of Waters on List" value to see a listing of those waters.
Waterbody Type Number of Waters on List
STREAM/CREEK/RIVER color.gif 299
LAKE/RESERVOIR/POND color.gif 47
BRANCH color.gif 24
NOT REPORTED color.gif 20
BAY color.gif 13
MARSH color.gif 2
COASTAL color.gif 1
SOUND color.gif 1
HARBOR color.gif 1
Total Number of Impaired Waters Reported: 408

Waters Listed by Watershed
NOTE: Click on the underlined "Watershed Name" to view a Watershed report. Click on the underlined "Number of Waters on List" value to see a listing of those waters.
Watershed Name Number of Waters on List Percent of Reported
Not Reported color.gif 233 57.11
Gunpowder-Patapsco color.gif 39 9.56
Chester-Sassafras color.gif 22 5.39
Patuxent color.gif 18 4.41
Middle Potomac-Anacostia-Occoquan color.gif 12 2.94
Lower Potomac color.gif 12 2.94
Pocomoke color.gif 10 2.45
North Branch Potomac color.gif 10 2.45
Blackwater-Wicomico color.gif 8 1.96
Middle Potomac-Catoctin color.gif 8 1.96
Choptank color.gif 7 1.72
Severn color.gif 6 1.47
Chincoteague color.gif 6 1.47
Youghiogheny color.gif 6 1.47
Lower Susquehanna color.gif 5 1.23
Conococheague-Opequon color.gif 5 1.23
Nanticoke color.gif 3 .74
Monocacy color.gif 3 .74
Cacapon-Town color.gif 1 .25
Total Number of Impaired Waters Reported: 408
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Impairments
NOTE: Click on the underlined "Impairments Reported" value to see a listing of those waters with the impairment. Click on the underlined "General Impairment Name" to see the detailed state reported impairment names.
General Impairment Name Impairments Reported Percent of Reported
BIOLOGICAL CRITERIA color.gif 175 28.64
NUTRIENTS color.gif 150 24.55
SUSPENDED SOLIDS color.gif 100 16.37
PATHOGENS color.gif 73 11.95
METALS color.gif 66 10.80
PCBS color.gif 18 2.95
ORGANIC ENRICHMENT/LOW DO color.gif 13 2.13
PESTICIDES color.gif 6 .98
PH color.gif 6 .98
UNKNOWN TOXICITY color.gif 2 .33
CYANIDE color.gif 1 .16
SULFATES color.gif 1 .16
Total Number of Impairments Reported: 611

Approved TMDLs by Pollutant since January 1, 1996
NOTE: Click on the underlined "Pollutant" value to see associated listed waters for which a TMDL was developed. Click on the underlined "Number of TMDLs Approved" value to see a listing of those approved TMDLs for the pollutant. EPA is in the process of collecting TMDL information from the states. Because these efforts are on-going, there may be additional approved TMDLs that were not included in the listings below.
Pollutant Number of TMDLs Approved Percent of Reported
NITROGEN color.gif 38 31.67
PHOSPHORUS color.gif 32 26.67
SEDIMENT color.gif 8 6.67
ORGANIC ENRICHMENT/LOW DO color.gif 5 4.17
BOD color.gif 5 4.17
PATHOGENS color.gif 4 3.33
SUSPENDED SOLIDS color.gif 4 3.33
METHYL MERCURY color.gif 4 3.33
CHLORDANE color.gif 3 2.50
BIOLOGICAL color.gif 3 2.50
METALS color.gif 2 1.67
DISSOLVED OXYGEN color.gif 2 1.67
LEAD color.gif 2 1.67
MERCURY color.gif 2 1.67
COPPER color.gif 1 .83
HEPTACHLOR color.gif 1 .83
CHROMIUM color.gif 1 .83
ZINC color.gif 1 .83
PH color.gif 1 .83
NUTRIENTS color.gif 1 .83
Total Number of TMDLs Reported to EPA since January 1, 1996: 120

Approved TMDLS by EPA Fiscal Year (October 1 through September 30) since October 1, 1995
Fiscal Year Number of TMDLs Approved Percent Approved
1999 color.gif 6 5.00
2000 color.gif 11 9.17
2001 color.gif 18 15.00
2002 color.gif 30 25.00
2003 color.gif 22 18.33
2004 color.gif 33 27.50

TMDL Document Search

Full Text Search of TMDL Documents is available here.
External Links
The following agencies may also have relevant environmental information:
U. S. Geological Survey Data Exiting EPA Website
Maryland Department of the Environment - Introduction to Maryland's TMDL Program Exiting EPA Website

 

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