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State: District Of Columbia
Waterbody ID: DCTNA01R_00
Location: NASH RUN IS A TRIBUTARY OF THE ANACOSTIA RIVER WHOSE MOUTH IS A BRAIDED WETLAND THAT EMPTIES INTO THE KENILWORTH MARSH. NASH RUN ORIGINATES FROM A STORMDRAIN AT NASH ROAD AND SHERIFF AVENUES IN DEANWOOD PARK IN MARYLAND
State Waterbody Type: River
EPA Waterbody Type: Rivers and Streams
Water Size: .1
Units: miles
Watershed Name: Middle Potomac-Anacostia-Occoquan
On This Page
- Water Quality Assessment Status
- Causes of Impairment
- Probable Sources Contributing to Impairments
- TMDLs That Apply to This Waterbody
- Previous Causes of Impairment Now Attaining All Uses
State: District Of Columbia
Waterbody ID: DCTNA01R_00
Location: NASH RUN IS A TRIBUTARY OF THE ANACOSTIA RIVER WHOSE MOUTH IS A BRAIDED WETLAND THAT EMPTIES INTO THE KENILWORTH MARSH. NASH RUN ORIGINATES FROM A STORMDRAIN AT NASH ROAD AND SHERIFF AVENUES IN DEANWOOD PARK IN MARYLAND
State Waterbody Type: River
EPA Waterbody Type: Rivers and Streams
Water Size: .1
Units: miles
Watershed Name: Middle Potomac-Anacostia-Occoquan
Data are also available for these years: 2008 2006 2004 2002 1998 1996
2010 Waterbody Report for NASH RUN
Click on the waterbody for an interactive map
Features
- About This Database (Integrated Report)
- Assessing Water Quality (Questions and Answers)
- Integrated Reporting Guidance
- Previous National Water Quality Reports
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- Assessment Database
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- How's My Waterway Local Search tool
- Pollution Categories Summary Document
Water Quality Assessment Status for Reporting Year 2010
The overall status of this waterbody is Impaired.
Description of this table
| Designated Use | Designated Use Group | Status |
|---|---|---|
| Navigation | Other | Not Assessed |
| Primary Contact Recreation | Recreation | Not Assessed |
| Protection And Propagation Of Fish, Shellfish And Wildlife | Aquatic Life Harvesting | Impaired |
| Protection Of Human Health Related To Consumption Of Fish And Shellfish | Aquatic Life Harvesting | Impaired |
| Secondary Contact Recreation And Aesthetic Enjoyment | Aesthetic Value | Not Assessed |
Causes of Impairment for Reporting Year 2010
Description of this table
| Cause of Impairment | Cause of Impairment Group | Designated Use(s) | State TMDL Development Status |
|---|---|---|---|
| Cause Unknown | Cause Unknown | Protection Of Human Health Related To Consumption Of Fish And Shellfish | TMDL needed |
| Combination Benthic/Fishes Bioassessments | Cause Unknown - Impaired Biota | Protection And Propagation Of Fish, Shellfish And Wildlife | TMDL needed |
| Flow Alteration(s) | Flow Alteration(s) | TMDL needed | |
| Other Flow Regime Alterations | Flow Alteration(s) | Protection And Propagation Of Fish, Shellfish And Wildlife | TMDL needed |
| Particle Distribution (Embeddedness) | Sediment | Protection And Propagation Of Fish, Shellfish And Wildlife | TMDL needed |
| Physical Substrate Habitat Alterations | Habitat Alterations | Protection And Propagation Of Fish, Shellfish And Wildlife | TMDL needed |
Probable Sources Contributing to Impairment for Reporting Year 2010
Description of this table
| Probable Source | Probable Source Group | Cause(s) of Impairment |
|---|---|---|
| Channelization | Hydromodification | Combination Benthic/Fishes Bioassessments; Other Flow Regime Alterations; Particle Distribution (Embeddedness); Physical Substrate Habitat Alterations |
| Hydrostructure Impacts On Fish Passage | Hydromodification | Combination Benthic/Fishes Bioassessments; Other Flow Regime Alterations; Particle Distribution (Embeddedness); Physical Substrate Habitat Alterations |
| Illegal Dumping | Spills/Dumping | Combination Benthic/Fishes Bioassessments; Other Flow Regime Alterations; Particle Distribution (Embeddedness); Physical Substrate Habitat Alterations |
| Illegal Dumps Or Other Inappropriate Waste Disposal | Spills/Dumping | Combination Benthic/Fishes Bioassessments; Other Flow Regime Alterations; Particle Distribution (Embeddedness); Physical Substrate Habitat Alterations |
| Impacts From Hydrostructure Flow Regulation/Modification | Hydromodification | Combination Benthic/Fishes Bioassessments; Other Flow Regime Alterations; Particle Distribution (Embeddedness); Physical Substrate Habitat Alterations |
| Residential Districts | Urban-Related Runoff/Stormwater | Combination Benthic/Fishes Bioassessments; Other Flow Regime Alterations; Particle Distribution (Embeddedness); Physical Substrate Habitat Alterations |
TMDLs That Apply to this waterbody
Description of this table
| TMDL Document Name | TMDL Date | TMDL Pollutant Description | TMDL Pollutant Source Type | Cause(s) of Impairment Addressed |
|---|---|---|---|---|
| Nash Run | Aug-28-2003 | Fecal Coliform | Point/Nonpoint Source | Fecal Coliform; Cause Unknown |
Previous Causes of Impairments Now Attaining All Uses
Description of this table
| Cause of Impairment | Cycles Listed | WQS Attainment Date | WQS Attainment Reason | WQS Attainment Comments |
|---|---|---|---|---|
| Unlisted but Impaired | 2008 | Apr-01-2011 | Applicable WQS attained, according to new assessment method. |