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Maryland State Report
Other states that contain this watershed:
Pennsylvania, Gunpowder-Patapsco Watershed

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Water Quality Data Available for this Watershed

Maryland, Gunpowder-Patapsco Watershed


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Features

Listed Waters for Reporting Year 2002
Maryland, Gunpowder-Patapsco Watershed

Description of this table
NOTE: Click on the underlined "Waterbody Name" to view a Waterbody report.
Waterbody Name Waterbody ID Location Waterbody Type Size Units State TMDL Development Status
Aberdeen Proving Ground MD-021307051126-R Rivers and Streams miles
Atkisson Reservoir MD-02130703-R Lakes, Reservoirs, and Ponds acres
Atkisson Reservoir MD-021307031134-R Rivers and Streams miles
Atkisson Reservoir MD-021307031132-R Rivers and Streams miles
Back River MD-02130901-T Rivers and Streams miles
Baltimore Harbor MD-02130903 River 31.395 miles
Baltimore Harbor MD-02130903 Harbor square miles
Bear Creek MD-02130903-T_BC Rivers and Streams miles
Bird River MD-02130803 Rivers and Streams miles
Bodkin Creek MD-02130902 Rivers and Streams miles
Browns Creek MD-02130807-T_BC Rivers and Streams miles
Bush River MD-02130701 River 41.3 miles
Bush River MD-02130701-T Rivers and Streams miles
Bush River MD-02130701 Rivers and Streams miles
Bush River MD-021307011129-R Rivers and Streams miles
Bynum Run MD-021307041131-R Rivers and Streams miles
Carroll Branch - Unt MD-021308050304-R Rivers and Streams miles
Cooper Branch, Patapsco River Ut 1, Tiber Run MD-02130906107-R Rivers and Streams miles
Councilmans Run MD-021308050303-R Rivers and Streams miles
Cowen Run, Cowen Run Ut1, Jennifer Branch, Long Green Creek, Lg Ut MD-021308020297-R Rivers and Streams miles
Curtis Bay MD-02130903-T_CB Bays and Estuaries square miles
Deep Run, Deep Run Ut 1 MD-021309061014-R Rivers and Streams miles
Edgewater Village Lake MD-02130702-L Lakes, Reservoirs, and Ponds acres
Furnace Creek MD-021309031008 Creek miles
Greene Branch MD-021308050301-R Rivers and Streams miles
Gunpowder River MD-02130801 Rivers and Streams miles
Gunpowder River MD-021308 Rivers and Streams miles
Gwynns Falls MD-02130905 Rivers and Streams miles
Gwynns Falls MD-02130905-R Rivers and Streams miles
Gwynns Falls MD-02130905 River 67.3 miles
Gwynns Falls (Mulitiple Tribs) MD-021309051045-R Rivers and Streams miles
Herbert Run, Wb Herbert Run, Wb Herbert Run Ut, Patapsco R Ut2 MD-021309061012 Rivers and Streams miles
Jones Falls MD-02130904 Rivers and Streams miles
Jones Falls MD-02130904 River 62.01 miles
Liberty Reservoir MD-021309071057-R Rivers and Streams miles
Liberty Reservoir MD-021309071062-R Rivers and Streams miles
Liberty Reservoir MD-021309071059-R Rivers and Streams miles
Liberty Reservoir MD-021309071046-R Lakes, Reservoirs, and Ponds acres
Liberty Reservoir MD-02130907-R Lakes, Reservoirs, and Ponds acres
Liberty Reservoir MD-021309071054-R Rivers and Streams miles
Liberty Reservoir MD-02130907-L Lakes, Reservoirs, and Ponds acres
Little Falls MD-021308050312-R Rivers and Streams miles
Little Gunpowder Falls MD-02130804-R Rivers and Streams miles
Loch Raven Reservoir MD-02130805-L Lakes, Reservoirs, and Ponds acres
Loch Raven Reservoir MD-02130805-R Lakes, Reservoirs, and Ponds acres
Loch Raven Reservoir MD-021308050302-R Rivers and Streams miles
Lower Gunpowder Falls MD-02130802-R Rivers and Streams miles
Lower Winters Run MD-021307021130-R Rivers and Streams miles
Middle Chesapeake Bay MD-02139997 Bays and Estuaries square miles
Patapsco River Lower North Branch MD-02130906-R Rivers and Streams miles
Patapsco River/Lower North Branch MD-02130906 River 167.06 miles
Patapsco River/Lower North Branch MD-02130906 Rivers and Streams miles
Patapsco/Black River MD-021309 Rivers and Streams miles
Piney Run Reservoir MD-02130908-L Lakes, Reservoirs, and Ponds acres
Prettyboy Reservoir MD-02130806-L Lakes, Reservoirs, and Ponds acres
Prettyboy Reservoir MD-021308060313-R Rivers and Streams miles
South Branch Patapsco River MD-021309081024-R Rivers and Streams miles
South Branch Patapsco River MD-021309081027-R Rivers and Streams miles
South Branch Patapsco River MD-021309081023-R Rivers and Streams miles
Swan Creek MD-021307061135-R Rivers and Streams miles
Upper Chesapeake Bay MD-02139996 Bays and Estuaries square miles

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Causes of Impairment for Reporting Year 2002

Maryland, Gunpowder-Patapsco

Description of this table
Cause of Impairment Number of Causes Reported
Biological 29
Nutrients 21
Suspended Sediment 13
Metals (other than Mercury) 7
Fecal Coliform 6
Polychlorinated Biphenyls (PCBs) 5
Zinc 5
Lead 3
Chromium, Total 2
Copper 2
Mercury 1
Sedimentation 1

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Cumulative TMDLs by Pollutant

Maryland, Gunpowder-Patapsco Watershed

This chart includes TMDLs since October 1, 1995.

Description of this table
NOTE: Click on the underlined "Number of TMDLs Completed" value to see a listing of those approved TMDLs for the pollutant.
Pollutant Number of TMDLs Completed Number of Causes of
Impairment Addressed
Total Suspended Solids (TSS) color.gif 11 11
Nitrogen, Total color.gif 8 8
Phosphorus, Total color.gif 8 8
Phosphorus color.gif 5 5
Polychlorinated Biphenyls (PCBs) color.gif 5 5
Escherichia Coli (E. Coli) color.gif 4 4
Nitrogen color.gif 3 3
Chlordane color.gif 2 2
Enterococcus Bacteria color.gif 1 1
Methyl Mercury color.gif 1 1
Sediment color.gif 1 1
Suspended Sediment color.gif 1 1

Total: 50 TMDLs; 0 Causes of Impairment



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