Basin Name |
DNR 8-digit Basin Number |
Impairment |
Status |
Adkins Pond |
02130203 |
Phosphorus & Sediment |
Approved: March 27, 2002 |
Anacostia River |
02140205 |
Bacteria |
Approved: March 14, 2007 |
Anacostia River (tidal) |
02140205 |
PCBs |
Approved: Oct. 31, 2007 |
Anacostia River |
02140205 |
Sediment |
Approved: July 25, 2012 |
Anacostia River |
02140205 |
Nutrients |
Approved: June 5, 2008 |
Anacostia River (non-tidal) |
02140205 |
PCBs |
Approved: Sept. 30, 2011 |
Anacostia River |
02140205 |
Trash |
Approved: Sept. 21, 2010 |
Antietam Creek |
02140502 |
BOD |
Accepted as Information to delist: Sept. 16, 2001 |
Antietam Creek |
02140502 |
Non-tidal Bacteria |
Approved: October 8, 2009 |
Antietam Creek |
02140502 |
Nutrients (Phosphorus) |
Approved: September 25, 2013 |
Antietam Creek |
02140502 |
Sediment |
Approved: Dec. 18, 2008 |
Assawoman Bay |
02130102 |
Bacteria (WQA) |
EPA Concurrence: May 9, 2005 |
Assawoman Bay |
02130102 |
Nitrogen and Phosphorus |
Approved: August 7, 2014 |
Back Creek (C&D Canal) |
02130604 |
Arsenic, Silver and Cadmium (WQA) |
EPA Concurrence: Nov. 11, 2005 |
Back River (Herring Run) |
02130901 |
Non-tidal Bacteria |
Approved: Dec. 4, 2007 |
Back River |
02130901 |
Chlordane |
Approved: Dec. 17, 1999 |
Back River |
02130901 |
Zinc (WQA) |
EPA Concurrence: Dec. 23, 2004 |
Back River |
02130901 |
Nutrients |
Approved: June 29, 2005 |
Back River |
02130901 |
PCBs |
Approved: October 1, 2012 |
Back River |
02130901 |
Sediments |
Approved: March 5, 2018 |
Baltimore Harbor |
02130903 |
Nutrients |
Approved: Dec. 17, 2007
Revised Final Point Source Technical Memorandum was approved by EPA on November 5, 2018. |
Baltimore Harbor |
02130903 |
Sediment |
Public comment ended September 22, 2020 |
Baltimore Harbor |
02130903 |
Chlordane |
Approved: March 23, 2001 |
Baltimore Harbor, Marley Creek and Furnace Creek |
02130903 |
Bacteria |
Approved: March 10, 2011 |
Baltimore Harbor, Northwest Portion |
02130903 |
Chromium (WQA) |
Approved: June 24, 2014 |
Baltimore Harbor, Northwest Portion |
02130903 |
Zinc and Lead (WQAs) |
No final determination on impairment: Jan. 18, 2005 |
Baltimore Harbor |
02130903 |
PCBs |
Approved: October 1, 2012 |
Baltimore Harbor, Middle Branch and Northwest Portions |
02130903 |
Trash/Debris |
Approved: January 5, 2015 |
Bear Creek, Baltimore Harbor |
02130903 |
Chromium (WQA) |
Approved: June 24, 2014 |
Bear Creek, Baltimore Harbor |
02130903 |
PCBs |
Approved: October 1, 2012 |
Bear Creek |
02130903 |
Zinc (WQA) |
EPA Concurrence: January 18, 2005 |
Big Millpond |
02130103 |
Phosphorus & Sediment |
Approved: April 4, 2002 |
Big Piney Reservoir |
05020204 |
Mercury |
Approved: Feb. 18, 2004 |
Bird River |
02130803 |
Nutrients (WQA) |
EPA Concurrence: May 9, 2005 |
Bird River Oligohaline Segment |
02130803 |
PCBs |
Approved: October 3, 2016 |
Bodkin Creek |
02130902 |
Lead, Zinc (WQA) |
Approved: Feb. 20, 2009 |
Bodkin Creek |
02130902 |
Copper (WQA) |
EPA Concurrence: January 30, 2013 |
Bohemia River Oligohaline Segment |
02130602 |
PCBs |
Approved: March 18, 2011 |
Bohemia River |
02130602 |
Nutrients |
Approved: Jan. 29, 2001 |
Breton Bay |
02140104 |
Bacteria |
Approved: Nov. 21, 2005 |
Breton Bay |
02140104 |
Nutrients |
Approved: Dec. 19, 2005 |
Broadford Lake |
05020202 |
Phosphorus |
Approved: March 2, 2000 |
Broadford Lake |
05020202 |
Mercury in Fish Tissue |
Approved: Sept. 2, 2004 |
Bush River |
02130701 |
PCBs |
Approved: August 2, 2016 |
Bynum Run |
02130704 |
Nutrients (WQA) |
Approved: June 12, 2007 |
Bynum Run |
02130704 |
Sediment |
Approved: Sept. 30, 2011 |
C&D Canal Oligohaline Tidal Chesapeake Bay Segment |
02130604 |
PCBs |
Approved: December 30, 2014 |
Cabin John Creek |
02140207 |
Bacteria |
Approved: Mar. 14, 2007 |
Cabin John Creek |
02140207 |
Sediment |
Approved: Sept. 30, 2011 |
Cabin John Creek |
02140207 |
Nutrients (WQA) |
Approved: Sept. 24, 2009 |
Casselman River |
05020204 |
Nutrients (WQA) |
EPA Concurrence: April 12, 2001 |
Casselman River |
05020204 |
Low pH |
Approved: April 17, 2008 |
Catoctin Creek |
02140305 |
Nutrients (Phosphorus) |
Approved: September 24, 2013 |
Catoctin Creek |
02140305 |
Sediments |
Approved: July 31, 2009 |
Centennial Lake |
02131105 |
Phosphorus & Sediment |
Approved: April 24, 2002 |
Cherry Creek (Deep Creek) |
05020203 |
Low pH |
Approved: Nov. 26, 2003 |
Chester River, Lower |
02130505 |
Fecal Coliform |
Approved: June 11, 2008 |
Chester River, Middle |
02130509 |
Fecal Coliform |
Approved: June 11, 2008 |
Chester River, Middle |
02130509 |
Nutrients |
Approved: Nov. 28, 2006
Revised Point Source Technical Memorandum was approved November 5, 2018. |
Chester River, Upper |
02130510 |
Nutrients |
Approved: Nov. 28, 2006
Revised Point Source Technical Memorandum was approved November 5, 2018.
|
Chester River, Upper |
02130510 |
Sediment |
Approved: April 8, 2019 |
Chester River, Upper - Millington Wildlife Management Area Ponds |
02130510 |
Mercury |
Approved: March 18, 2011 |
Chester River, Upper - Duck Neck Beach |
02130510 |
Fecal Coliform |
Approved: March 18, 2011 |
Chicamicomico River |
02130308 |
Nutrients |
Approved: February 28, 2001 |
Chincoteague Bay |
02130106 |
Bacteria (WQA) |
EPA Concurrence: May 9, 2005 |
Chincoteague Bay |
02130106 |
Nitrogen and Phosphorus |
Approved: August 7, 2014 |
Clopper Lake |
02140208 |
Phosphorus & Sediment |
Approved: April 4, 2002 |
Conococheague Creek |
02140504 |
Non-tidal Bacteria |
Approved: May 7, 2009 |
Conococheague Creek |
02140504 |
BOD |
Approved: February 2, 2001 |
Conococheague Creek |
02140504 |
Sediments |
Approved: Nov. 24, 2008 |
Conowingo Dam/Susquehanna River |
02120204 |
Nutrients (WQA) |
EPA Concurrence: May 18, 2012 |
Conowingo Dam/Susquehanna River |
02120204 |
Sediments (WQA) |
EPA Concurrence: May 18, 2012 |
Corsica River |
02130507 |
Bacteria |
Approved: Nov. 4, 2005 |
Corsica River |
02130507 |
Nutrients |
Approved: May 9, 2000 |
Corsica River |
02130507 |
PCBs |
Approved: March 22, 2011 |
Curtis Creek1 |
02130903 |
Zinc |
Under Development |
Curtis Creek, Baltimore Harbor |
02130903 |
PCBs |
Approved: October 1, 2012 |
Deep Creek Lake |
05020203 |
Mercury |
Approved: Feb. 18, 2004 |
Deep Creek Lake |
05020203 |
Nutrients (Phosphorus) WQA |
Approved: Sept. 9, 2011 |
Dividing Creek |
02130204 |
Bacteria |
Approved: April 15, 2009 |
Double Pipe Creek |
02140304 |
Non-Tidal Bacteria |
Approved: Dec. 3, 2009 |
Double Pipe Creek |
02140304 |
Nutrients (Phosphorus) |
Approved: April 26, 2013 |
Double Pipe Creek |
02140304 |
Sediments |
Approved: Feb. 20, 2009 |
Duck Neck Beach, Chester River |
02130510 |
Bacteria |
Approved: March 18, 2011 |
Eastern Bay |
02130501 |
Bacteria |
Approved: Sept. 27, 2005 |
Edgewater Village Lake1 |
02130702 |
Nutrients |
UAA to be conducted using the TMDL analysis |
Elk River Oligohaline Tidal Chesapeake Bay Segment |
02130601 02130603 02130605 |
PCBs |
Approved: December 30, 2014 |
Ellis Bay, Lower Wicomico River |
02130301 |
Bacteria |
Public Comment Period ends March 18, 2021 |
Evitts Creek |
02141002 |
WQA of Low pH |
Approved: Dec. 16, 2005 |
Evitts Creek |
02141002 |
Nutrients (WQA) |
Approved: March 15, 2010 |
Evitts Creek |
02141002 |
Sediment |
Approved: Jan. 16, 2007 |
Fairlee Creek |
02130611 |
Nutrients |
Approved: March 18, 1999 |
Furnace Creek |
02130903 |
Bacteria |
Approved: March 10, 2011 |
Georges Creek |
02141004 |
Bacteria |
Approved: Sept. 20, 2007
Revised Final Submitted: August 20, 2009 |
Georges Creek |
02141004 |
Low pH |
Approved: April 17, 2008
Revised Final Approved: February 10, 2011 |
Georges Creek |
02141004 |
Sediment |
Approved: Dec. 27, 2006 |
Georges Creek |
02141004 |
BOD |
Accepted as Information to delist: Feb. 26, 2002 |
Greenbrier Lake |
02140502 |
Nutrients (WQA) |
Approved: Sept. 27, 2005 |
Gunpowder River Oligohaline Segment |
02130801 |
PCBs |
Approved: October 3, 2016 |
Gwynns Falls |
02130905 |
Non-tidal Bacteria |
Approved: Dec. 4, 2007 |
Gwynns Falls |
02130905 |
Nutrients (WQA) |
Approved: March 15, 2010 |
Gwynns Falls |
02130905 |
Sediments |
Approved: March 10, 2010
Revised Final documents were available for public comment through October 13, 2015. |
Honga River |
02130401 |
Bacteria |
Approved: Jan. 11, 2006 |
Isle of Wight (Herring and Turville Creeks) |
02130103 |
Bacteria |
Approved: July 7, 2006 |
Isle of Wight Bay |
02130103 |
Nitrogen and Phosphorus |
Approved: August 7, 2014 |
Johnson Pond |
02130304 |
Phosphorus & Sediments |
Approved: Feb. 13, 2001 |
Jones Falls |
02130904 |
Non-tidal Bacteria |
Approved: Feb. 21, 2008 |
Jones Falls |
02130904 |
Zinc (WQA) |
EPA Concurrence: Feb. 20, 2003 |
Jones Falls |
02130904 |
Copper & Lead (WQAs) |
EPA Concurrence: Dec. 2, 2004 |
Jones Falls |
02130904 |
Nutrients (WQA) |
Approved: March 15, 2010 |
Jones Falls |
02130904 |
Sediments |
Approved: Sept. 29, 2011 |
Kent Island Bay |
02130511 |
Bacteria (WQA) |
EPA Concurrence: May 9, 2005 |
Kent Narrows/ Prospect Bay (Wells Cove) |
02130504 |
Bacteria |
Approved: August 2, 2006 |
Lake Bernard Frank |
02140206 |
Nutrients (WQA) |
EPA Concurrence: January 22, 2003 |
Lake Habeeb |
02141002 |
Nutrients (WQA) |
EPA Concurrence: November 3, 2016 |
Lake Lariat |
02131101 |
Mercury |
Approved: Jan. 27, 2004 |
Lake Linganore |
02140302 |
Phosphorus & Sediment |
Approved: May 13, 2003 |
Lake Roland |
02130904 |
Chlordane |
Approved: March 23, 2001 |
Lake Roland |
02130904 |
PCBs |
Approved: June 30, 2014 |
Langford Creek (tidal portion) |
02130506 |
Nutrients (WQA) |
EPA Concurrence: January 22, 2003 |
Langford Creek |
02130506 |
Bacteria (WQA) |
EPA Concurrence: May 9, 2005 |
Liberty Reservoir |
02130907 |
Phosphorus and Sediments |
Approved: May 7, 2014
Revised Point Source Technical Memorandum was accepted on November 13, 2017. |
Liberty Reservoir |
02130907 |
Mercury (WQA) |
EPA Concurrence: May 6, 2014 |
Liberty Reservoir |
02130907 |
Chromium & Lead (WQAs) |
EPA Concurrence: Nov. 10, 2003 |
Liberty Reservoir |
02130907 |
Non-tidal Bacteria |
Approved: December 3, 2009
Revised TMDL was accepted on November 13, 2017. |
Little Choptank River |
02130402 |
Bacteria |
Approved: May 25, 2005 |
Little Gunpowder Falls |
02130804 |
Nutrients (WQA) |
EPA Concurrence: Aug. 26, 2009 |
Little Gunpowder Falls |
02130804 |
Metals (WQA) |
EPA Concurrence: Feb. 20, 2003 |
Little Patuxent River |
02131105 |
Cadmium (WQA) |
Approved: July 13, 2009 |
Little Patuxent River |
02131105 |
Nutrients (WQA) |
Approved: March 15, 2010 |
Little Patuxent River |
02131105 |
Sediments |
Approved: Sept. 30, 2011 |
Little Seneca Lake |
02140208 |
Nutrients (WQA) |
Approved: Aug. 10, 2006 |
Little Youghiogheny River |
05020202 |
BOD |
Approved: Jan. 29, 2001 |
Little Youghiogheny River |
05020202 |
Non-tidal Sediment |
Approved: Feb. 7, 2007 |
Little Youghiogheny River |
05020202 |
Non-tidal Bacteria |
Approved: December 3, 2009 |
Loch Raven Reservoir |
02130805 |
Non-tidal Bacteria |
Approved: December 3, 2009 |
Loch Raven Reservoir |
02130805 |
Mercury |
Approved: Aug. 16, 2004 |
Loch Raven Reservoir |
02130805 |
Nutrients and Sediments |
Approved: March 27, 2007 |
Loch Raven Reservoir |
02130805 |
Heavy Metals (WQA) |
EPA Concurrence: Nov. 10, 2003 |
Lower Choptank River (6 Restricted Shellfish Harvesting Areas) |
02130403 |
Bacteria |
Approved: June 7, 2005 |
Lower Choptank River (Mainstem) |
02130403 |
Bacteria |
Approved: Nov. 15, 2006
Revised document approved by EPA on March 27, 2018. |
Lower Choptank River (5 Restricted Shellfish Harvesting Areas) |
02130403 |
Bacteria |
Approved: Sept. 11, 2006 |
Lower Gunpowder Falls |
02130802 |
Heavy Metals (WQA) |
EPA Concurrence: Nov. 10, 2003 |
Lower Gunpowder Falls |
02130802 |
Nutrients (WQA) |
EPA Concurrence: May 18, 2012 |
Lower Gunpowder Falls |
02130802 |
Sediment |
Approved: May 4, 2017 |
Lower Monocacy River |
02140302 |
Non-Tidal Bacteria |
Approved: Dec. 3, 2009 |
Lower Monocacy River |
02140302 |
Nutrients |
Approved: May 22, 2013 |
Lower Monocacy River |
02140302 |
Sediments |
Approved: Mar. 17, 2009 |
Lower North Branch of the Patapsco River |
02130906 |
Non-Tidal Bacteria |
Approved: Dec. 3, 2009 |
Lower North Branch of the Patapsco River |
02130906 |
Phosphorus |
Approved: Sept. 23, 2009 |
Lower North Branch of the Patapsco River |
02130906 |
Sediments |
Approved: Sept. 30, 2011 |
Lower North Branch of the Patapsco River |
02130906 |
Metals (WQA) |
EPA Concurrence: Jan. 18, 2005 |
Lower North Branch of the Potomac River |
02141001 |
Sediments |
EPA Concurrence: May 18, 2012 |
Lower North Branch of the Potomac River |
02141001 |
Nutrients (WQA) |
EPA Concurrence: May 18, 2012 |
Lower North Branch of the Potomac River |
02141001 |
pH (WQA) |
Approved: Sept. 27, 2005 |
Lower North Branch of the Potomac River |
02141001 |
Cadmium (WQA) |
Approved: Aug. 16, 2006 |
Lower Patuxent River |
02131101 |
Bacteria |
Approved: May 25, 2005 |
Lower Patuxent River (Add'l restricted shellfish harvesting areas) |
02131101 |
Bacteria |
Approved: Sept. 27, 2005 |
Lower Patuxent River (Add'l restricted shellfish harvesting areas) |
02131101 |
Bacteria |
Approved: May 21, 2019 |
Lower Patuxent River Mainstem |
02131101 |
Bacteria (WQA) |
Approved: May 15, 2007 |
Lower Patuxent River (Mill Creek) |
02131101 |
Bacteria
|
Approved: August 20, 2009 |
Lower Patuxent River |
02131101 |
Chlorpyrifos (Pesticide) |
EPA Concurrence: July 3, 2007 |
Lower Patuxent River |
02131101 |
Sediment |
Approved: July 2, 2018 |
Lower Pocomoke River |
02130202 |
Fecal Coliform |
Approved: April 15, 2009 |
Lower Potomac River (Tidal) |
02140101 |
Bacteria |
Approved: May 25, 2005 |
Lower Susquehanna River |
02120201 |
Nutrients (WQA) |
EPA Concurrence: Jan. 11, 2006 |
Lower Susquehanna River |
02120201 |
Cadmium (WQA) |
Approved: Aug. 20, 2009 |
Lower Wicomico River |
02130301 |
Bacteria |
Approved: June 18, 2008 Addendum to TMDL approved by EPA: March 13, 2018 |
Lower Wicomico River |
02130301 |
Nutrients & BOD |
Approved: June 22, 2001 |