{ "dataset": "Maryland lake-type waterbodies reported to EPA ATTAINS", "scope": "Every lake-type assessment unit Maryland reports, not only those with a page on plainlakes.com.", "state": { "code": "MD", "name": "Maryland", "url": "https://plainlakes.com/state/maryland/" }, "reporting_cycles": "1996–2024", "count": 63, "sources": [ { "source": "EPA ATTAINS", "vintage": "Reporting cycles 1987–2026" }, { "source": "USGS National Water Information System", "vintage": "Trailing 365 days, through 2026-08-16" } ], "license": "https://plainlakes.com/terms/", "attribution": "PlainLakes (plainlakes.com), compiled from EPA ATTAINS and USGS NWIS", "disclaimer": "Assessment verdicts are the decisions of the state agency or tribal nation that filed them, as published to EPA ATTAINS, and are reproduced without modification. PlainLakes is not affiliated with the federal government.", "waterbodies": [ { "assessment_unit_id": "MD-05020203-Deep_Creek_Lake", "name": "Deep Creek Lake", "water_type": "Impoundment", "size": { "value": 3887.09, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Not Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Fully Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 1, "uses_assessed": 2, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": "03075871", "url": "https://plainlakes.com/lake/deep-creek-lake-md/" }, { "assessment_unit_id": "MD-02120204-Conowingo_Reservoir", "name": "Conowingo Reservoir", "water_type": "Impoundment", "size": { "value": 3070.46, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "5", "cycle_last_assessed": "2024", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Not Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": "Fully Supporting", "ruled_on": [ "Water Contact Sports" ], "threatened": null }, "aquatic_life": { "status": "Fully Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": "Not Supporting", "ruled_on": [ "Public Water Supply" ], "threatened": null } }, "listed_causes": 3, "uses_assessed": 4, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/conowingo-reservoir-md/" }, { "assessment_unit_id": "MD-02130907-Liberty_Reservoir", "name": "Liberty Reservoir", "water_type": "Impoundment", "size": { "value": 2933.26, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 2, "uses_assessed": 2, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/liberty-reservoir-md/" }, { "assessment_unit_id": "MD-02130805-Loch_Raven_Reservoir", "name": "Loch Raven Reservoir", "water_type": "Impoundment", "size": { "value": 2235.52, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 2, "uses_assessed": 2, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/loch-raven-reservoir-md/" }, { "assessment_unit_id": "MD-021308060313-Prettyboy_Reservoir", "name": "Prettyboy Reservoir", "water_type": "Impoundment", "size": { "value": 1471.57, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 1, "uses_assessed": 2, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/prettyboy-reservoir-md/" }, { "assessment_unit_id": "MD-02141005-Jennings_Randolph_Reservoir", "name": "Jennings Randolph Reservoir", "water_type": "Impoundment", "size": { "value": 940.97, "units": "Acres" }, "overall_status": "Fully Supporting", "epa_ir_category": "1", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/jennings-randolph-reservoir-md/" }, { "assessment_unit_id": "MD-05020201-Youghiogheny_River_Lake", "name": "Youghiogheny River Lake", "water_type": "Impoundment", "size": { "value": 787.65, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "5", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Not Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 1, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/youghiogheny-river-lake-md/" }, { "assessment_unit_id": "MD-021311070941-Rocky_Gorge_Reservoir", "name": "Rocky Gorge Reservoir", "water_type": "Impoundment", "size": { "value": 626.75, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 1, "uses_assessed": 2, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/rocky-gorge-reservoir-md/" }, { "assessment_unit_id": "MD-021311080966-Triadelphia_Reservoir", "name": "Triadelphia Reservoir", "water_type": "Impoundment", "size": { "value": 569.65, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 2, "uses_assessed": 2, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/triadelphia-reservoir-md/" }, { "assessment_unit_id": "MD-02140208-Little_Seneca_Lake", "name": "Little Seneca Lake", "water_type": "Impoundment", "size": { "value": 479.79, "units": "Acres" }, "overall_status": "Fully Supporting", "epa_ir_category": "1", "cycle_last_assessed": "2016", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Fully Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 2, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/little-seneca-lake-md/" }, { "assessment_unit_id": "MD-021410060077-Savage_Reservoir", "name": "Savage Reservoir", "water_type": "Impoundment", "size": { "value": 324.96, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "5", "cycle_last_assessed": "2024", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Not Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": "Fully Supporting", "ruled_on": [ "Public Water Supply" ], "threatened": null } }, "listed_causes": 2, "uses_assessed": 3, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/savage-reservoir-md/" }, { "assessment_unit_id": "MD-021309081023-Piney_Run_Reservoir", "name": "Piney Run Reservoir", "water_type": "Impoundment", "size": { "value": 300.83, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "5", "cycle_last_assessed": "2024", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": "Not Supporting", "ruled_on": [ "Public Water Supply" ], "threatened": null } }, "listed_causes": 2, "uses_assessed": 3, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/piney-run-reservoir-md/" }, { "assessment_unit_id": "MD-021306010359-Pearce_Creek", "name": "Lower Elk River", "water_type": "Impoundment", "size": { "value": 259.06, "units": "Acres" }, "overall_status": "Not Assessed", "epa_ir_category": "3", "cycle_last_assessed": "1996", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 0, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/lower-elk-river-md/" }, { "assessment_unit_id": "MD-021401030718-ST_MARYS_LAKE", "name": "St. Mary's Lake", "water_type": "Impoundment", "size": { "value": 231.42, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2010", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Not Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Fully Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 1, "uses_assessed": 2, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/st-marys-lake-md/" }, { "assessment_unit_id": "MD-021410020107-Lake_Habeeb", "name": "Lake Habeeb", "water_type": "Impoundment", "size": { "value": 213.14, "units": "Acres" }, "overall_status": "Fully Supporting", "epa_ir_category": "1", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Fully Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 2, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/lake-habeeb-md/" }, { "assessment_unit_id": "MD-02140302-LAKE_LINGANORE", "name": "Lake Linganore", "water_type": "Impoundment", "size": { "value": 190.68, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": "Not Supporting", "ruled_on": [ "Public Water Supply" ], "threatened": null } }, "listed_causes": 2, "uses_assessed": 2, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/lake-linganore-md/" }, { "assessment_unit_id": "MD-02130308-Higgins_Mill_Pond", "name": "Higgins Mill", "water_type": "Impoundment", "size": { "value": 149.83, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "5", "cycle_last_assessed": "2024", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 2, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/higgins-mill-md/" }, { "assessment_unit_id": "MD-050202020026-Broadford_Lake", "name": "Broadford Lake", "water_type": "Impoundment", "size": { "value": 141.38, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "5", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": "Not Supporting", "ruled_on": [ "Public Water Supply" ], "threatened": null } }, "listed_causes": 2, "uses_assessed": 3, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/broadford-lake-md/" }, { "assessment_unit_id": "MD-02130304-Johnsons_Pond", "name": "Johnsons Pond", "water_type": "Impoundment", "size": { "value": 117.38, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 1, "uses_assessed": 2, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/johnsons-pond-md/" }, { "assessment_unit_id": "MD-02140501-Big_Pool", "name": "Big Pool", "water_type": "Impoundment", "size": { "value": 91.05, "units": "Acres" }, "overall_status": "Fully Supporting", "epa_ir_category": "1", "cycle_last_assessed": "2014", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/big-pool-md/" }, { "assessment_unit_id": "MD-050202040038-Big_Piney_Reservoir", "name": "Big Piney Reservoir", "water_type": "Impoundment", "size": { "value": 90.53, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2002", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Not Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 1, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/big-piney-reservoir-md/" }, { "assessment_unit_id": "MD-021402080857-Clopper_Lake", "name": "Clopper Lake", "water_type": "Impoundment", "size": { "value": 86.67, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "5", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": "Not Supporting", "ruled_on": [ "Public Water Supply" ], "threatened": null } }, "listed_causes": 3, "uses_assessed": 3, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/clopper-lake-md/" }, { "assessment_unit_id": "MD-021311010873-Lake_Lariat", "name": "Lake Lariat", "water_type": "Impoundment", "size": { "value": 81.38, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "5", "cycle_last_assessed": "2024", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Not Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 2, "uses_assessed": 2, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/lake-lariat-md/" }, { "assessment_unit_id": "MD-02130405-Tuckahoe_Lake", "name": "Tuckahoe Lake", "water_type": "Impoundment", "size": { "value": 77.58, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2010", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Not Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 1, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/tuckahoe-lake-md/" }, { "assessment_unit_id": "MD-021402060837-Lake_Needwood", "name": "Lake Needwood", "water_type": "Impoundment", "size": { "value": 77.5, "units": "Acres" }, "overall_status": "Fully Supporting", "epa_ir_category": "1", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Fully Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 2, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/lake-needwood-md/" }, { "assessment_unit_id": "MD-02130904-Lake_Roland", "name": "Lake Roland", "water_type": "Impoundment", "size": { "value": 65.72, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2014", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Not Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 1, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/lake-roland-md/" }, { "assessment_unit_id": "MD-021301060672-Big_Mill_Pond", "name": "Big Mill Pond", "water_type": "Impoundment", "size": { "value": 64.66, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2004", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 2, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/big-mill-pond-md/" }, { "assessment_unit_id": "MD-021311050955-Centennial_Lake", "name": "Centennial Lake", "water_type": "Impoundment", "size": { "value": 55.31, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "5", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": "Not Supporting", "ruled_on": [ "Public Water Supply" ], "threatened": null } }, "listed_causes": 3, "uses_assessed": 3, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/centennial-lake-md/" }, { "assessment_unit_id": "MD-021311040938-Cash_Lake", "name": "Cash Lake", "water_type": "Impoundment", "size": { "value": 54.84, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2014", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Not Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 1, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/cash-lake-md/" }, { "assessment_unit_id": "MD-021401070750-Gilbert_Run_Lake", "name": "Gilbert Run Lake", "water_type": "Impoundment", "size": { "value": 54.56, "units": "Acres" }, "overall_status": "Not Assessed", "epa_ir_category": "3", "cycle_last_assessed": "1996", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 0, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/gilbert-run-lake-md/" }, { "assessment_unit_id": "MD-021402060838-Lake_Bernard_Frank", "name": "Lake Bernard Frank", "water_type": "Impoundment", "size": { "value": 52.82, "units": "Acres" }, "overall_status": "Fully Supporting", "epa_ir_category": "1", "cycle_last_assessed": "2016", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Fully Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 2, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/lake-bernard-frank-md/" }, { "assessment_unit_id": "MD-021305030437-WyeMills_Community_Lake", "name": "Wye Mills Community Lake", "water_type": "Impoundment", "size": { "value": 50.13, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "5", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 1, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/wye-mills-community-lake-md/" }, { "assessment_unit_id": "MD-02130306-Smithville_Lake", "name": "Smithville Lake", "water_type": "Impoundment", "size": { "value": 46.18, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "5", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 1, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/smithville-lake-md/" }, { "assessment_unit_id": "MD-021403030252-Hunting_Creek_Lake", "name": "Hunting Creek Lake", "water_type": "Impoundment", "size": { "value": 45.23, "units": "Acres" }, "overall_status": "Fully Supporting", "epa_ir_category": "1", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Fully Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": "Fully Supporting", "ruled_on": [ "Public Water Supply" ], "threatened": null } }, "listed_causes": 0, "uses_assessed": 2, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/hunting-creek-lake-md/" }, { "assessment_unit_id": "MD-02130301-Schumaker_Pond", "name": "Schumaker Pond", "water_type": "Impoundment", "size": { "value": 43.91, "units": "Acres" }, "overall_status": "Fully Supporting", "epa_ir_category": "1", "cycle_last_assessed": "2010", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/schumaker-pond-md/" }, { "assessment_unit_id": "MD-021303010558-Tony_Tank_Lake", "name": "Tony Tank Lake", "water_type": "Impoundment", "size": { "value": 42.34, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 2, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/tony-tank-lake-md/" }, { "assessment_unit_id": "MD-021304040488-Lake_Williston", "name": "Lake Williston", "water_type": "Impoundment", "size": { "value": 40.35, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "5", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 1, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/lake-williston-md/" }, { "assessment_unit_id": "MD-021305090415-Urieville_Lake", "name": "Urieville Lake", "water_type": "Impoundment", "size": { "value": 40.16, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 2, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/urieville-lake-md/" }, { "assessment_unit_id": "MD-05020201-Herrington_Lake", "name": "Herrington Lake", "water_type": "Impoundment", "size": { "value": 37.6, "units": "Acres" }, "overall_status": null, "epa_ir_category": null, "cycle_last_assessed": null, "integrated_report": { "status": null, "cycle": null, "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 0, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/herrington-lake-md/" }, { "assessment_unit_id": "MD-02140205-Lake_Artemesia", "name": "Lake Artemesia", "water_type": "Impoundment", "size": { "value": 37.6, "units": "Acres" }, "overall_status": "Fully Supporting", "epa_ir_category": "1", "cycle_last_assessed": "2016", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/lake-artemesia-md/" }, { "assessment_unit_id": "MD-021311050953-Lake_Elkhorn", "name": "Lake Elkhorn", "water_type": "Impoundment", "size": { "value": 34.79, "units": "Acres" }, "overall_status": "Fully Supporting", "epa_ir_category": "1", "cycle_last_assessed": "2010", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/lake-elkhorn-md/" }, { "assessment_unit_id": "MD-021303010562-Parker_Pond", "name": "Parker Pond", "water_type": "Impoundment", "size": { "value": 34.66, "units": "Acres" }, "overall_status": null, "epa_ir_category": null, "cycle_last_assessed": null, "integrated_report": { "status": null, "cycle": null, "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 0, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/parker-pond-md/" }, { "assessment_unit_id": "MD-050202010022-Lake Louise", "name": "Lake Louise", "water_type": "Impoundment", "size": { "value": 34.55, "units": "Acres" }, "overall_status": "Not Assessed", "epa_ir_category": "3", "cycle_last_assessed": "2012", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 0, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/lake-louise-md/" }, { "assessment_unit_id": "MD-021405020192-Greenbrier_Lake", "name": "Greenbrier Lake", "water_type": "Impoundment", "size": { "value": 29.6, "units": "Acres" }, "overall_status": "Fully Supporting", "epa_ir_category": "1", "cycle_last_assessed": "2006", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Fully Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/greenbrier-lake-md/" }, { "assessment_unit_id": "MD-021311050955-Lake_Kittamaqundi", "name": "Lake Kittamaqundi", "water_type": "Impoundment", "size": { "value": 26.34, "units": "Acres" }, "overall_status": "Fully Supporting", "epa_ir_category": "1", "cycle_last_assessed": "2010", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/lake-kittamaqundi-md/" }, { "assessment_unit_id": "MD-021405050176-Blairs_Valley_Lake", "name": "Blairs Valley Lake", "water_type": "Impoundment", "size": { "value": 24.83, "units": "Acres" }, "overall_status": "Not Assessed", "epa_ir_category": "3", "cycle_last_assessed": "1996", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 0, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/blairs-valley-lake-md/" }, { "assessment_unit_id": "MD-021307031132-Atkisson_Reservoir", "name": "Atkisson Reservoir", "water_type": "Impoundment", "size": { "value": 23.11, "units": "Acres" }, "overall_status": "Not Assessed", "epa_ir_category": "3", "cycle_last_assessed": "2014", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 0, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/atkisson-reservoir-md/" }, { "assessment_unit_id": "MD-050202040030-Cunningham_Lake", "name": "Casselman River", "water_type": "Impoundment", "size": { "value": 22.24, "units": "Acres" }, "overall_status": "Fully Supporting", "epa_ir_category": "1", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Fully Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/casselman-river-md/" }, { "assessment_unit_id": "MD-02131105-Wilde_Lake", "name": "Wilde Lake", "water_type": "Impoundment", "size": { "value": 21.93, "units": "Acres" }, "overall_status": "Fully Supporting", "epa_ir_category": "1", "cycle_last_assessed": "2010", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/wilde-lake-md/" }, { "assessment_unit_id": "MD-021401110782-Myrtle_Grove_Lake", "name": "Myrtle Grove Lake", "water_type": "Impoundment", "size": { "value": 19.23, "units": "Acres" }, "overall_status": "Fully Supporting", "epa_ir_category": "1", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Fully Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 2, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/myrtle-grove-lake-md/" }, { "assessment_unit_id": "MD-021303010558-Coulbourn_Millpond", "name": "Coulbourn Millpond", "water_type": "Impoundment", "size": { "value": 13.69, "units": "Acres" }, "overall_status": null, "epa_ir_category": null, "cycle_last_assessed": null, "integrated_report": { "status": null, "cycle": null, "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 0, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/coulbourn-millpond-md/" }, { "assessment_unit_id": "MD-021410060079-New_Germany_Lake", "name": "New Germany Lake", "water_type": "Impoundment", "size": { "value": 10.49, "units": "Acres" }, "overall_status": "Not Assessed", "epa_ir_category": "3", "cycle_last_assessed": "1996", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 0, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/new-germany-lake-md/" }, { "assessment_unit_id": "MD-021311030927-Allen_Pond", "name": "Allen Pond", "water_type": "Impoundment", "size": { "value": 10.22, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "5", "cycle_last_assessed": "2024", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 1, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/allen-pond-md/" }, { "assessment_unit_id": "MD-02130903-Stansbury_Pond", "name": "Stansbury Pond", "water_type": "Impoundment", "size": { "value": 9.89, "units": "Acres" }, "overall_status": "Fully Supporting", "epa_ir_category": "1", "cycle_last_assessed": "2024", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/stansbury-pond-md/" }, { "assessment_unit_id": "MD-02130510-Millington_Wildlife_Ponds", "name": "Millington Wildlife Ponds", "water_type": "Impoundment", "size": { "value": 9.4, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2014", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Not Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 1, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/millington-wildlife-ponds-md/" }, { "assessment_unit_id": "MD-021303010559-Rockawalking_Pond", "name": "Rockawalking Pond", "water_type": "Impoundment", "size": { "value": 9.2, "units": "Acres" }, "overall_status": null, "epa_ir_category": null, "cycle_last_assessed": null, "integrated_report": { "status": null, "cycle": null, "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 0, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/rockawalking-pond-md/" }, { "assessment_unit_id": "MD-021302030648-Adkins_Pond", "name": "Adkins Pond", "water_type": "Impoundment", "size": { "value": 8.5, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 2, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/adkins-pond-md/" }, { "assessment_unit_id": "MD-021303010559-Mitchell_Pond", "name": "Mitchell Pond", "water_type": "Impoundment", "size": { "value": 8.11, "units": "Acres" }, "overall_status": null, "epa_ir_category": null, "cycle_last_assessed": null, "integrated_report": { "status": null, "cycle": null, "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 0, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/mitchell-pond-md/" }, { "assessment_unit_id": "MD-02130103-Bishopville_Pond", "name": "Bishopville Pond", "water_type": "Impoundment", "size": { "value": 7.25, "units": "Acres" }, "overall_status": "Not Assessed", "epa_ir_category": "3", "cycle_last_assessed": "2002", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 0, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/bishopville-pond-md/" }, { "assessment_unit_id": "MD-02131102-Keys_Community_Pond", "name": "Keys Community Pond", "water_type": "Impoundment", "size": { "value": 6, "units": "Acres" }, "overall_status": "Fully Supporting", "epa_ir_category": "1", "cycle_last_assessed": "2022", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/keys-community-pond-md/" }, { "assessment_unit_id": "MD-021304030463-La_Trappe_Creek_Pond", "name": "La Trappe Creek Pond", "water_type": "Impoundment", "size": { "value": 3.09, "units": "Acres" }, "overall_status": "Not Supporting", "epa_ir_category": "4A", "cycle_last_assessed": "2004", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": "Not Supporting", "ruled_on": [ "Aquatic Life and Wildlife" ], "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 1, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/la-trappe-creek-pond-md/" }, { "assessment_unit_id": "MD-02130704-BynumRun_Community_Lake", "name": "Bynum Run Community Lake", "water_type": "Impoundment", "size": { "value": 2.86, "units": "Acres" }, "overall_status": "Fully Supporting", "epa_ir_category": "1", "cycle_last_assessed": "2010", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": "Fully Supporting", "ruled_on": [ "Fishing" ], "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 1, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/bynum-run-community-lake-md/" }, { "assessment_unit_id": "MD-02130301-Schumaker_Pond_Beach", "name": "Schumaker Pond", "water_type": "Impoundment", "size": { "value": 0.208, "units": "Acres" }, "overall_status": "Not Assessed", "epa_ir_category": "3", "cycle_last_assessed": "2010", "integrated_report": { "status": "EPA Final Action", "cycle": "2024", "decided_in_open_cycle": false }, "trophic_status": null, "designated_uses": { "fish_consumption": { "status": null, "ruled_on": null, "threatened": null }, "recreation": { "status": null, "ruled_on": null, "threatened": null }, "aquatic_life": { "status": null, "ruled_on": null, "threatened": null }, "drinking_water": { "status": null, "ruled_on": null, "threatened": null } }, "listed_causes": 0, "uses_assessed": 0, "uses_assessed_filed_by_epa": 0, "listed_causes_filed_by_epa": 0, "usgs_gauge_site_no": null, "url": "https://plainlakes.com/lake/schumaker-pond-md-2/" } ] }