F.3 Category 3 Waters

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Aleesha Thompson
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1 F.3 Category 3 Waters November 1,

2 Maryland's 2016 Final Integrated Report - Category 3 Indeterminate Waters MD Conewago Creek CR 1st thru 4th order streams MD Mainstem Lower Susquehanna River CE, HA River Mainstem Mainstem of Lower Susquehanna River, below Conowingo Dam has not yet been assessed. MD Basin_Run2 Octoraro Creek CE Non-tidal Segment(s) MD Conowingo_Pool Conowingo Dam Susquehanna River CE, HA Impoundments This assessment applies to the impounded portion of the Susquehanna behind Conowing Dam. MD Deep_Run Broad Creek HA Non-tidal Segment(s) MD T Atlantic Ocean WO MD Assawoman Bay WO 1st thru 4th order streams MD Isle of Wight Bay WO 1st thru 4th order streams Not applicable Page 1 of 22

3 MD T Isle of Wight Bay WO Fishing Coastal Bay Mercury in Fish Tissue Need additional fish data. Only data taken from a blue crab. MD T Isle of Wight Bay WO Fishing Coastal Bay PCB in Fish Tissue Two separate 5-fish composites of silver perch provide contradictory data with one very high and another much lower. Need more data to confirm impairment. MD Bishopville_Pond Isle of Wight Bay WO Impoundments MD Sinepuxent Bay WO 1st thru 4th order streams MD Chincoteague Bay WO 1st thru 4th order streams MD T Chincoteague Bay WO Fishing Coastal Bay PCB in Fish Tissue Sparse data from black drum only MD T Chincoteague Bay WO Fishing Coastal Bay MD Pocomoke Sound 1st thru 4th order streams Mercury in Fish Tissue Sparse data from black drum only. MD-POCOH POCOH - Middle Pocomoke River WO, , Page 2 of 22

4 MD-POCMH POCMH - Lower Pocomoke River , Seasonal Migratory Fish Spawning and Nursery. Nitrogen (Total) This Ches. Bay tributary was never listed for nutrients and there currently is not enough data to assess the MSN use. Even so, the Chesapeake Bay TMDL established loading limits for this segment to support downstream uses. MD-POCMH POCMH - Lower Pocomoke River , MD-POCMH POCMH - Lower Pocomoke River , Open-Water Fish and Shellfish Nitrogen (Total) This Ches. Bay tributary was never listed for nutrients and it currently meets the 30-day mean DO criterion. Even so, the Chesapeake Bay TMDL established loading limits for this segment to support downstream uses. MD-POCMH POCMH - Lower Pocomoke River , Open-Water Fish and Shellfish This Ches. Bay tributary was never listed for nutrients and it currently meets the 30-day mean DO criterion. Even so, the Chesapeake Bay TMDL established loading limits for this segment to support downstream uses. MD-POCMH POCMH - Lower Pocomoke River , Seasonal Migratory Fish Spawning and Nursery. This Ches. Bay tributary was never listed for nutrients and there currently is not enough data to assess the MSN use. Even so, the Chesapeake Bay TMDL established loading limits for this segment to support downstream uses. MD-POCTF POCTF - Upper Pocomoke River Tidal Fresh WO, , Page 3 of 22

5 MD Dividing Creek WI, WO, 1st thru 4th order streams MD Tangier Sound 1st thru 4th order streams MD-BIGMH BIGMH - Big Annemessex River Open-Water Fish and Shellfish Nitrogen (Total) Ches. Bay tributary never listed for nutrients. Insufficient data are available to determine impairment status. Placed in Category 3 of the Integrated Report. MD-BIGMH BIGMH - Big Annemessex River MD-BIGMH BIGMH - Big Annemessex River Seasonal Migratory Fish Spawning and Nursery. Nitrogen (Total) MSN designated use cannot be evaluated until the assessment methodology for the 7-day and 1-day dissolved oxygen criteria is established by EPA. MD-BIGMH BIGMH - Big Annemessex River Open-Water Fish and Shellfish Ches. Bay tributary never listed for nutrients. Insufficient data are available. Placed in Category 3a of the Integrated List. MD Big Annemessex River 1st thru 4th order streams MD-BIGMH BIGMH - Big Annemessex River Seasonal Migratory Fish Spawning and Nursery. MSN designated use cannot be evaluated until the assessment methodology for the 7-day and 1-day dissolved oxygen criteria is established by EPA. Page 4 of 22

6 MD Manokin River 1st thru 4th order streams MD Schumaker_Pond_Beach Lower Wicomico River WI Water Contact No longer a recognized Sports Beach Enterococcus No longer designated as a beach. Wicomico County HD will no longer be monitoring this site. MD-WICMH WICMH - Wicomico River WI, , , MD-WICMH-SWSAV WICMH - Wicomico River , , WI, MD Monie Bay 1st thru 4th order streams MD Wicomico Creek WI, WO, 1st thru 4th order streams MD Wicomico River Headwaters WI 1st thru 4th order streams MD-NANMH NANMH - Lower Nanticoke River DO, WI Seasonal Migratory Fish Spawning and Nursery. Nitrogen (Total) This Ches. Bay tributary was never listed for nutrients and there currently is not enough data to assess the MSN use. Even so, the Chesapeake Bay TMDL established loading limits for this segment to support downstream uses. Page 5 of 22

7 MD-NANTF NANTF - Upper Nanticoke River Tidal Fresh DO, WI MD-NANMH NANMH - Lower Nanticoke River DO, WI Open-Water Fish and Shellfish Nitrogen (Total) This Ches. Bay tributary was never listed for nutrients and it currently meets the 30-day mean DO criterion. Even so, the Chesapeake Bay TMDL established loading limits for this segment to support downstream uses. MD-NANMH NANMH - Lower Nanticoke River DO, WI Open-Water Fish and Shellfish This Ches. Bay tributary was never listed for nutrients and it currently meets the 30-day mean DO criterion. Even so, the Chesapeake Bay TMDL established loading limits for this segment to support downstream uses. MD-NANMH NANMH - Lower Nanticoke River DO, WI Seasonal Migratory Fish Spawning and Nursery. This Ches. Bay tributary was never listed for nutrients and there currently is not enough data to assess the MSN use. Even so, the Chesapeake Bay TMDL established loading limits for this segment to support downstream uses. MD-NANOH NANOH - Middle Nanticoke River DO, WI , MD Fishing Bay DO 1st thru 4th order streams Page 6 of 22

8 MD-FSBMH-SWSAV FSBMH - Fishing Bay , DO MD-FSBMH FSBMH - Fishing Bay , DO Seasonal Migratory Fish Spawning and Nursery. The portion of Fishing Bay downstream of the Transquaking River has never been listed as impaired for nutrients. However, the impairment listings and TMDLs for the Transquaking and Chicamacomico Rivers still apply to these portions of the watershed. MD-FSBMH FSBMH - Fishing Bay , DO Seasonal Migratory Fish Spawning and Nursery. Nitrogen (Total) The portion of Fishing Bay downstream of the Transquaking River has never been listed as impaired for nutrients. However, the impairment listings and TMDLs for the Transquaking and Chicamacomico Rivers still apply to these portions of the watershed. MD-FSBMH FSBMH - Fishing Bay , DO Open-Water Fish and Shellfish Nitrogen (Total) The portion of Fishing Bay downstream of the Transquaking River has never been listed as impaired for nutrients. However, the impairment listings and TMDLs for the Transquaking and Chicamacomico Rivers still apply to these portions of the watershed. MD-FSBMH FSBMH - Fishing Bay DO , Page 7 of 22

9 MD-FSBMH FSBMH - Fishing Bay , DO Open-Water Fish and Shellfish The portion of Fishing Bay downstream of the Transquaking River has never been listed as impaired for nutrients. However, the impairment listings and TMDLs for the Transquaking and Chicamacomico Rivers still apply to these portions of the watershed. MD Honga River DO 1st thru 4th order streams MD-HNGMH HNGMH - Honga River DO MD-LCHMH LCHMH - Little Choptank River DO Data shows a high degree of variability. Need greater sample size to improve assessment confidence. MD Little Choptank River DO 1st thru 4th order streams MD-CHOOH CHOOH - Choptank River TA, DO, CA , MD Mainstem Upper Choptank River CA Fishing River Mainstem PCB in Fish Tissue One 5-fish composite of American eel shows level above threshold. Need data on non-migratory species to confirm impairment. MD-CHOTF CHOTF - Upper Choptank River Tidal Fresh TA, QA, CA , Page 8 of 22

10 MD Eastern Bay QA, TA 1st thru 4th order streams MD WyeMills_Community_Lake Wye River QA Impoundments MD Kent Narrows - Prospect Bay QA 1st thru 4th order streams MD Lower Chester River KE, QA 1st thru 4th order streams MD-CB3MH- Bay_Country_Campground _Beach Lower Chester River KE Water Contact No longer a recognized Sports Beach Enterococcus No longer designated as a beach. Kent County HD will no longer be monitoring this site. MD-CHSMH- Bogles_Wharf_Beach Lower Chester River KE Water Contact No longer a recognized Sports Beach Enterococcus No longer designated as beach. Sanitary survey did not indicate presence of pathogenic bacteria sources. KE Co. no longer monitors b/c not used as beach. MD-CHH CHH - Middle Chester River KE, QA , , MD-CHH Middle Chester River KE, QA Fishing Tidal subsegment PCB in Fish Tissue This area was listed in error MD-CHSTF CHSTF - Upper Chester River Tidal Fresh KE, QA Page 9 of 22

11 MD Kent Island Bay QA 1st thru 4th order streams MD Lower Elk River CE 1st thru 4th order streams MD Pearce_Creek Lower Elk River CE Impoundments MD-ELKOH-SWSAV ELKOH - Elk River , , CE MD-BOHOH BOHOH - Bohemia River CE MD Bohemia River CE 1st thru 4th order streams MD-BOHOH-SWSAV BOHOH - Bohemia River CE MD Upper Elk River CE 1st thru 4th order streams Page 10 of 22

12 MD-C&DOH-SWSAV C&DOH - C&D Canal CE MD-C&DOH C&DOH - C&D Canal CE Bioassay Test During the WQA work for As, Cd, and Ag in the C&DOH, a sediment bioassay test exhibited toxicity at station CD4. However, the cause (pollutant) of this toxicity was not clear. Since bioassays make up only one part of the SQT, more monitoring is needed. MD Back Creek CE 1st thru 4th order streams MD Christina River CE 1st thru 4th order streams MD-NORTF NORTF - North East River Tidal Fresh CE MD-NORTF-SWSAV NORTF - North East River Tidal Fresh CE MD Sassafras River CE, KE 1st thru 4th order streams Page 11 of 22

13 MD-BSHOH-SWSAV BSHOH - Bush River , HA MD Mainstem Lower Winters Run HA Fishing Non-tidal 8-digit watershed Mercury in Fish Tissue MD Atkisson_Reservoir Atkisson Reservoir HA Impoundments Sedimentation/siltatio n Unknown In 2014, the designated use was corrected from 'water contact sports' to 'aquatic life and wildlife'. This record was also moved to from Category 5 to Category 3 b/c of its undetermined status as either a reservoir or wetland. MD Atkisson_Reservoir Atkisson Reservoir HA Impoundments A comprehensive review of data revealed that there is no current conclusive evidence of nutrient enrichment in Atkisson Reservoir. MD Mainstem Bynum Run HA Fishing Non-tidal 8-digit watershed PCB in Fish Tissue New redbreast sunfish data meets PCB fish tissue threshold. However, new eel data does not. Eels are not necessarily representative species since they are catadromous. Need additional data on other species to make conclusive MD Gunpowder River HA, BA 1st thru 4th order streams MD-MIDOH MIDOH - Middle River BA , Page 12 of 22

14 MD Baisman_Run Loch Raven Reservoir BA Non-tidal Segment(s) MD Little_Falls Loch Raven Reservoir BA Non-tidal Segment(s) MD UTCouncilmans_Run Loch Raven Reservoir BA Non-tidal Segment(s) Does not have a complete summer of temperature readings. Need more data. MD Prettyboy Reservoir BA, CR 1st thru 4th order streams MD Middle River - Browns BA Non-tidal 8-digit watershed Watershed hovers near the threshold for impairment. More data are needed to either confirm or deny impairment. MD-BACOH BACOH - Back River BA MD Bodkin Creek AA 1st thru 4th order streams MD DippingPond_Run Jones Falls BA Non-tidal Segment(s) Page 13 of 22

15 MD NBranchJones_Falls Jones Falls BA Non-tidal Segment(s) MD Mainstem_lower Patapsco River Lower North Branch AA, BA, BC, HO, CR Fishing River Mainstem PCB in Fish Tissue MDE will be collecting fish tissue data from further down in the watershed MD Morgan_Run Liberty Reservoir CR Non-tidal Segment(s) Incomplete temperature dataset. More temperature monitoring needed. MD Beaver_Run Liberty Reservoir CR Non-tidal Segment(s) MD Joe_Branch Liberty Reservoir CR Non-tidal Segment(s) MD Gillis_Falls1 South Branch Patapsco River CR Non-tidal Segment(s) MD Gillis_Falls3 South Branch Patapsco River CR Non-tidal Segment(s) Page 14 of 22

16 MD Gillis_Falls2 South Branch Patapsco River CR Non-tidal Segment(s) MD SBranchPatapsco_River2 South Branch Patapsco River CR, HO Non-tidal Segment(s) MD Middle_Run South Branch Patapsco River CR Non-tidal Segment(s) MD SBranchPatapsco_River1 South Branch Patapsco River HO Non-tidal Segment(s) MD South Branch Patapsco River CR, HO Water Contact Sports Non-tidal 8-digit watershed Escherichia coli Data collected for Lower North Branch Patapsco TMDL suggested that their might be sources of bacteria and potential impairment in the South Branch Patapsco watershed. MD-RHDMH RHDMH - Rhode River AA MD-WSTMH WSTMH - West River AA Page 15 of 22

17 MD-RHDMH-SWSAV RHDMH - Rhode River AA Insufficient data to determine if goal has been met for this segment. This listing was split from the previous Sediment/TSS listing for watershed MD-PAXTF PAXTF - Upper Patuxent River Tidal Fresh AA, CV, PG MD upper Patuxent River upper AA, HO, PG Water Contact Sports Non-tidal Segment(s) Escherichia coli Data collected in 2009 for another bacteria listing led to these segments being put on Category 3. This listing represents those segments found between the confluence with Little Patuxent and the outlet of Rocky Gorge Dam. MD Little Patuxent River AA, HO Water Contact Non-tidal 8-digit watershed Sports Escherichia coli Data collected by the TMDL Program led to the Category 3 assessment for this watershed. MD-CB1TF-SWSAV CB1TF - Northern Chesapeake Bay Tidal Fresh , , , , , CE, HA MD-CB2OH-SWSAV CB2OH - Northern Chesapeake Bay , , , , BA, CE, HA, KE Page 16 of 22

18 MD-POTOH1-SWSAV POTOH1 - Lower Potomac River , CH MD-POTTF-SWSAV POTTF - Upper Potomac River Tidal Fresh , , , CH, MO, PG MD Gilbert_Run_Lake Gilbert Swamp CH Impoundments Never assessed. MD Zekiah Swamp PG, CH Non-tidal 8-digit watershed MD Zekiah Swamp PG, CH Non-tidal 8-digit watershed Nitrogen (Total) Erroneous listing. Went from Category 5 to Category 3. Nutrient listing was supposed to be for the tidal portion of Zekiah Swamp. This tidal nutrient listing is now captured under AU MD-POTMH. Erroneous listing. Went from Category 5 to Category 3. Nutrient listing was supposed to be for the tidal portion of Zekiah Swamp. This tidal nutrient listing is now captured under AU MD-POTMH. MD Myrtle_Grove_Lake Mattawoman Creek CH Impoundments Page 17 of 22

19 MD-MATTF-SWSAV MATTF - Mattawoman Creek Tidal Fresh CH MD-MATTF MATTF - Mattawoman Creek Tidal Fresh CH MD Oxon Run PG 1st thru 4th order streams MD Buzzard_Branch Upper Monocacy River FR Non-tidal Segment(s) MD Mainstem Upper Monocacy River CR, FR Fishing River Mainstem PCB in Fish Tissue Was unable to obtain a 5-fish composite for a high trophic level species. More data needed. MD Mainstem Upper Monocacy River CR, FR Fishing River Mainstem Mercury in Fish Tissue 2011 data showed panfish having mercury below criterion. Need additional smallmouth bass data. MD High_Run Upper Monocacy River FR Non-tidal Segment(s) MD BigHunting_Creek1 Upper Monocacy River FR Non-tidal Segment(s) Page 18 of 22

20 MD BigHunting_Creek2 Upper Monocacy River FR Non-tidal Segment(s) MD Hunting_Creek_Lake Upper Monocacy River FR Impoundments MD Big_Pipe_Creek Double Pipe Creek CR, FR Fishing River Mainstem PCB in Fish Tissue Recent data show low levels of PCBs in rock bass, green sunfish and smallmouth bass. Older data showed levels above the threshold in redbreast sunfish and channel catfish. More data is needed for a conclusive MD Catoctin Creek FR Water Contact Non-tidal 8-digit watershed Sports Fecal Coliform Original listing was made using an inappropriate listing methodology. MD UTLittleAntietam_Creek Antietam Creek WA Non-tidal Segment(s) obligate taxa are persistent. MD Blairs_Valley_Lake Little Conococheague WA Impoundments Never assessed MD Tonoloway Creek WA 1st thru 4th order streams MD Mainstem1 Potomac River Allegany County WA, AL River Mainstem Page 19 of 22

21 MD UTTown_Creek Town Creek AL Non-tidal Segment(s) MD Murley_Branch Town Creek AL Non-tidal Segment(s) MD Lower North Branch Potomac River AL Water Contact Sports Non-tidal 8-digit watershed Fecal Coliform Original listing was made using an inappropriate listing methodology. MD Mill_Run Lower North Branch Potomac River AL Non-tidal Segment(s) MD Mainstem Lower North Branch Potomac River AL Fishing River Mainstem PCB in Fish Tissue Composite of 2 walleye showed level above threshold. Need a full composite (5 fish) to confirm whether impairment exists. All other fish species have had low PCB levels. MD UTEvitts_Creek2 Evitts Creek AL Non-tidal Segment(s) MD Lake_Habeeb Evitts Creek AL Fishing Impoundments PCB in Fish Tissue Need more data MD Elk_Lick_Run Evitts Creek AL Subwatershed ph, High Potentially high ph conditions. Erroneously identified on the 2010 List as having potentially low ph conditions. Page 20 of 22

22 MD UTJennings_Run1 Wills Creek AL Non-tidal Segment(s) MD Dry_Run Savage River GA Non-tidal Segment(s) MD New_Germany_Lake Savage River GA Impoundments Never assessed MD Savage_River1 Savage River GA Non-tidal Segment(s) MD Lake Louise Youghiogheny River GA Impoundments Never assessed MD Ginseng_Run Youghiogheny River GA Non-tidal Segment(s) MD Bear_Creek3 Youghiogheny River GA Non-tidal Segment(s) Page 21 of 22

23 MD MeadowMountain_Run Deep Creek Lake GA Non-tidal Segment(s) MD Cunningham_Lake Casselman River GA Impoundments MD Red_Run Casselman River GA Non-tidal Segment(s) Page 22 of 22

Appendix B-2 Maps of Maryland Chesapeake Bay Watershed

Appendix B-2 Maps of Maryland Chesapeake Bay Watershed Major Allocation Basins Bay Water Quality Segment-Sheds Counties & Segment-Sheds 8-Digit Watersheds & Segment-Sheds Table of Maryland Bay Water Quality