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Assessment Data for
Maryland, Middle Potomac-Anacostia-Occoquan Watershed, Year 2002

Other Water Assessment Information
The most current report available for this watershed is 2002.

Description of this table
For a report glossary please click here.

Click on the Water Name link to get 305(b) Lists/Assessment Unit Information Report

Table Legend: Water Status is GoodWater Status is Threatened Water Status is ImpairedWater Status has not been Assessed

Water Name Assessment Unit ID Location Map State Water Type Water Size Unit Water Status
Anacostia River MD-02140205-R-1_0808 02140205 Map Assessed Water MD RIVER .41 MILES IMPAIRED
Anacostia River MD-02140205-R-1_0829 02140205 Map Assessed Water MD RIVER 6.49 MILES IMPAIRED
Anacostia River MD-02140205-R-1_0828 02140205 Map Assessed Water MD RIVER 7.57 MILES IMPAIRED
Anacostia River MD-02140205-R-1_0827 02140205 Map Assessed Water MD RIVER 4.83 MILES IMPAIRED
Anacostia River MD-02140205-R-1_0811 02140205 Map Assessed Water MD RIVER 4.37 MILES IMPAIRED
Anacostia River MD-02140205-R-1_0814 02140205 Map Assessed Water MD RIVER 1.61 MILES IMPAIRED
Anacostia River MD-02140205-R-1_0815 02140205 Map Assessed Water MD RIVER 4.89 MILES IMPAIRED
Anacostia River MD-02140205-R-1_0816 02140205 Map Assessed Water MD RIVER 7.19 MILES IMPAIRED
Anacostia River MD-02140205-R-1_0818 02140205 Map Assessed Water MD RIVER 25.51 MILES IMPAIRED
Anacostia River MD-02140205-R-1_0821 02140205 Map Assessed Water MD RIVER 11.77 MILES IMPAIRED
Anacostia River MD-02140205-R-1_0822 02140205 Map Assessed Water MD RIVER 16.46 MILES IMPAIRED
Anacostia River MD-02140205-R-1_0823 02140205 Map Assessed Water MD RIVER 16.24 MILES IMPAIRED
Anacostia River MD-02140205-R-1_0824 02140205 Map Assessed Water MD RIVER 16.09 MILES IMPAIRED
Anacostia River MD-02140205-R-1_0825 02140205 Map Assessed Water MD RIVER 14.07 MILES IMPAIRED
Anacostia River MD-02140205-R-1_0826 02140205 Map Assessed Water MD RIVER 25.44 MILES IMPAIRED
Cosca Lake MD-02140203-L-11_00 02140203 Map Assessed Water MD FRESHWATER LAKE 11 ACRES NOT ASSESSED
Greenbelt Lake MD-02140205-L-12_00 02140205 Map Assessed Water MD FRESHWATER LAKE 21.5 ACRES NOT ASSESSED
Lake Bernard Frank MD-02140206-L-12_00 02140206 Map Assessed Water MD FRESHWATER LAKE 56 ACRES GOOD
Lake Needwood MD-02140206-L-22_00 02140206 Map Assessed Water MD FRESHWATER LAKE 74 ACRES IMPAIRED
Oxon Run MD-02140204-R-1_0805 02140204 Map Assessed Water MD RIVER 14.53 MILES NOT ASSESSED
Pine Lake MD-02140205-L-22_00 02140205 Map Assessed Water MD FRESHWATER LAKE 5 ACRES NOT ASSESSED
Piscataway Creek MD-02140203-R-1_0799 02140203 Map Assessed Water MD RIVER 10.08 MILES GOOD
Piscataway Creek MD-02140203-R-1_0801 02140203 Map Assessed Water MD RIVER 17.31 MILES NOT ASSESSED
Piscataway Creek MD-02140203-R-1_0802 02140203 Map Assessed Water MD RIVER 3.49 MILES NOT ASSESSED
Piscataway Creek MD-02140203-R-1_0800 02140203 Map Assessed Water MD RIVER 10.91 MILES NOT ASSESSED
Piscataway Creek MD-02140203-R-1_0798 02140203 Map Assessed Water MD RIVER 4.5 MILES NOT ASSESSED
Piscataway Creek MD-02140203-R-1_0803 02140203 Map Assessed Water MD RIVER 10.52 MILES GOOD
Piscataway Creek MD-02140203-R-1_0804 02140203 Map Assessed Water MD RIVER 7.91 MILES NOT ASSESSED
Piscataway Creek (tidal) MD-02140203-E-1_00 02140203 Map Assessed Water MD ESTUARY 1.4 SQUARE MILES IMPAIRED
Potomac - Marshall Hall to Chain Bridge MD-02140201-R-1_0796 02140201 Map Assessed Water MD RIVER 10.98 MILES IMPAIRED
Potomac - Marshall Hall to Chain Bridge MD-02140201-R-1_0794 02140201 Map Assessed Water MD RIVER 3.78 MILES NOT ASSESSED
Potomac - Marshall Hall to Chain Bridge MD-02140201-R-1_0792 02140201 Map Assessed Water MD RIVER 6.38 MILES NOT ASSESSED
Potomac - Marshall Hall to Chain Bridge MD-02140201-R-1_0797 02140201 Map Assessed Water MD RIVER 10.67 MILES IMPAIRED
Potomac - Marshall Hall to Chain Bridge (tidal) MD-02140201-E-1_00 02140201 Map Assessed Water MD ESTUARY 10.5 SQUARE MILES IMPAIRED
Rock Creek MD-02140206-R-1_0836 02140206 Map Assessed Water MD RIVER 11.66 MILES NOT ASSESSED
Rock Creek MD-02140206-R-1_0840 02140206 Map Assessed Water MD RIVER 9.91 MILES GOOD
Rock Creek MD-02140206-R-1_0839 02140206 Map Assessed Water MD RIVER 3.39 MILES IMPAIRED
Rock Creek MD-02140206-R-1_0838 02140206 Map Assessed Water MD RIVER 13.27 MILES GOOD
Rock Creek MD-02140206-R-1_0837 02140206 Map Assessed Water MD RIVER 15.32 MILES IMPAIRED
Rock Creek MD-02140206-R-1_00 02140206 Map Assessed Water MD RIVER .8 MILES IMPAIRED
National Assessment Database
About this Database

Assessing Water Quality (Questions and Answers)

National Water Quality Inventory Report to Congress, 2002 Reporting Cycle

The 2002 National Assessment
Database (Fact Sheet)

Previous National Water Quality Reports

EnviroMapper for Water


State Causes of Impairment

Maryland, Middle Potomac-Anacostia-Occoquan Watershed

Description of this table
No Causes of Impairment were reported.

Probable Sources Contributing to Impairment

Maryland, Middle Potomac-Anacostia-Occoquan Watershed

 Description of this table
No Probable Sources Contributing to Impairment reported.
Clicking anywhere on this watershed map will take you to the Enviromapper for Water website, where you can view and map various types of environmental information for the watershed. This information includes Superfund sites, water discharge permits, toxic releases, and more.

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