{"data":{"id":"us-va/9vac25-720-100","jurisdiction":"us-va","citation":"9VAC25-720-100","heading":"Chowan River -- Dismal Swamp River Basin","body":"TMDL #\n\nStream Name\n\nTMDL Title\n\nCity/County\n\nWBID\n\nPollutant\n\nWLA1\n\nUnits\n\n1.\n\nUnnamed tributary to Hurricane Branch\n\nBenthic TMDL for Hurricane Branch Unnamed Tributary, Virginia\n\nNottoway\n\nK16R\n\nSediment\n\n60.9\n\nT/YR\n\n2.\n\nSpring Branch\n\nTotal Maximum Daily Load Development for Spring Branch\n\nSussex\n\nK32R\n\nPhosphorus\n\n145.82\n\nKG/YR\n\n3.\n\nAlbemarle Canal/North Landing River\n\nTotal Maximum Daily Load Development for Albemarle  Canal/North Landing River, A Total Phosphorus TMDL Due to Low Dissolved  Oxygen Impairment\n\nChesapeake, Virginia Beach\n\nK41R\n\nPhosphorus\n\n989.96\n\nKG/YR\n\n4.\n\nNorthwest River Watershed\n\nTotal Maximum Daily Load Development for the Northwest River  Watershed, A Total Phosphorus TMDL Due to Low Dissolved Oxygen Impairment\n\nChesapeake, Virginia Beach\n\nK40R\n\nPhosphorus\n\n3,262.86\n\nKG/YR\n\n5.\n\nAssamoosick Swamp and tributaries\n\nE. coli Total Maximum Daily Load Development for Assamoosick  Swamp \u0026 Tributaries\n\nSussex\n\nK29\n\nE. coli\n\n6.27E+12\n\ncfu/year\n\n6.\n\nCoppahaunk Swamp, UT\n\nE. coli Total Maximum Daily Load Development for Blackwater  River \u0026 Tributaries\n\nSussex\n\nK32\n\nE. coli\n\n1.87E+09\n\ncfu/year\n\n7.\n\nOtterdam Swamp\n\nE. coli Total Maximum Daily Load Development for Blackwater  River \u0026 Tributaries\n\nSurry\n\nK32\n\nE. coli\n\n1.96E+10\n\ncfu/year\n\n8.\n\nBlackwater Swamp, Warwick Swamp, Second Swamp\n\nE. coli Total Maximum Daily Load Development for Blackwater  River \u0026 Tributaries\n\nPrince George, Petersburg\n\nK31\n\nE. coli\n\n1.27E+12\n\ncfu/year\n\n9.\n\nBlackwater River\n\nE. coli Total Maximum Daily Load Development for Blackwater  River \u0026 Tributaries\n\nSussex, Prince George, Surry\n\nK31, K32\n\nE. coli\n\n1.67E+13\n\ncfu/year\n\n10.\n\nMilldam Creek\n\nDevelopment of Bacterial TMDLs for the Virginia Beach  Coastal Area\n\nVirginia Beach\n\nK41\n\nE. coli\n\n0\n\ncfu/year\n\n11.\n\nWest Neck Creek, middle\n\nDevelopment of Bacterial TMDLs for the Virginia Beach  Coastal Area\n\nVirginia Beach\n\nK41\n\nE. coli\n\n0\n\ncfu/year\n\n12.\n\nNawney Creek\n\nDevelopment of Bacterial TMDLs for the Virginia Beach  Coastal Area\n\nVirginia Beach\n\nK42\n\nEnterococci\n\n0\n\ncfu/year\n\n13.\n\nWest Neck Creek, upper\n\nDevelopment of Bacterial TMDLs for the Virginia Beach  Coastal Area\n\nVirginia Beach\n\nK41\n\nEnterococci\n\n1.88E+13\n\ncfu/year\n\n14.\n\nLondon Bridge Creek and Canal #2\n\nDevelopment of Bacterial TMDLs for the Virginia Beach  Coastal Area\n\nVirginia Beach\n\nK41, C08\n\nEnterococci\n\n2.17E+13\n\ncfu/year\n\n15.\n\nBeaver Pond Creek\n\nDevelopment of Bacterial TMDLs for the Chowan Study Area\n\nDinwiddie\n\nK16\n\nE. coli\n\n0\n\ncfu/year\n\n16.\n\nMill Swamp\n\nDevelopment of Bacterial TMDLs for the Chowan Study Area\n\nSurry\n\nK34\n\nE. coli\n\n0\n\ncfu/year\n\n17.\n\nNottoway River\n\nDevelopment of Bacterial TMDLs for the Chowan Study Area\n\nLunenburg\n\nK14\n\nE. coli\n\n0\n\ncfu/year\n\n18.\n\nRaccoon Creek\n\nDevelopment of Bacterial TMDLs for the Chowan Study Area\n\nSussex\n\nK25\n\nE. coli\n\n0\n\ncfu/year\n\n19.\n\nRattlesnake Swamp\n\nDevelopment of Bacterial TMDLs for the Chowan Study Area\n\nIsle of Wight, Surry\n\nK34\n\nE. coli\n\n0\n\ncfu/year\n\n20.\n\nCypress Swamp\n\nDevelopment of Bacterial TMDLs for the Chowan Study Area\n\nSurry\n\nK32\n\nE. coli\n\n2.26E+11\n\ncfu/year\n\n21.\n\nLittle Nottoway River\n\nDevelopment of Bacterial TMDLs for the Chowan Study Area\n\nNottoway\n\nK15\n\nE. coli\n\n6.54E+11\n\ncfu/year\n\n22.\n\nBig Hounds Creek\n\nDevelopment of Bacterial TMDLs for the Chowan Study Area\n\nLunenburg\n\nK14\n\nE. coli\n\n6.96E+11\n\ncfu/year\n\n23.\n\nBroad Branch\n\nBacteria TMDL for the Flat Rock Creek Watershed and Broad  Branch\n\nLunenburg\n\nK03\n\nE. coli\n\n5.14E+08\n\ncfu/day\n\n24.\n\nFlat Rock Creek\n\nBacteria TMDL for the Flat Rock Creek Watershed and Broad  Branch\n\nLunenburg\n\nK03\n\nE. coli\n\n2.64E+09\n\ncfu/day\n\n25.\n\nFlat Rock Creek, upper\n\nBacteria TMDL for the Flat Rock Creek Watershed and Broad  Branch\n\nLunenburg\n\nK03\n\nE. coli\n\n1.32E+10\n\ncfu/day\n\n26.\n\nFontaine Creek\n\nE. coli Total Maximum Daily Load Development for Fontaine  Creek\n\nBrunswick, Greensville\n\nK10, K11, K12\n\nE. coli\n\n3.77E+12\n\ncfu/year\n\n27.\n\nUnnamed tributary to Nebletts Mill Run\n\nE. coli Total Maximum Daily Load Development for Unnamed  Tributary to Nebletts Mill Run and Hatcher Run\n\nSussex\n\nK23\n\nE. coli\n\n1.22E+10\n\ncfu/year\n\n28.\n\nHatcher Run\n\nE. coli Total Maximum Daily Load Development for Unnamed  Tributary to Nebletts Mill Run and Hatcher Run\n\nDinwiddie\n\nK23\n\nE. coli\n\n1.31E+11\n\ncfu/year\n\n29.\n\nNorth Meherrin River\n\nFecal Bacteria Total Maximum Daily Load Development for Meherrin  River and Tributaries\n\nLunenburg\n\nK02\n\nE. coli\n\n3.25E+12\n\ncfu/year\n\n30.\n\nMeherrin River including Briery Branch, Genito Creek, and  Great Creek\n\nFecal Bacteria Total Maximum Daily Load Development for  Meherrin River and Tributaries\n\nMecklenburg, Brunswick, Lunenburg\n\nK01, K02, K03, K04, K05, K06, K07, K08\n\nE. coli\n\n9.90E+12\n\ncfu/year\n\n31.\n\nRoses Creek\n\nBacteria TMDL for Roses Creek Watershed\n\nBrunswick\n\nK07\n\nE. coli\n\n4.35E+12\n\ncfu/year\n\n32.\n\nFlat Swamp\n\nBacteria Total Maximum Daily Load Development for Three  Creek, Flat Swamp, Tarrara Creek, Mill Swamp, and Darden Mill Run\n\nSouthampton\n\nK13\n\nE. coli\n\n0\n\ncfu/year\n\n33.\n\nTarrara Creek\n\nBacteria Total Maximum Daily Load Development for Three Creek,  Flat Swamp, Tarrara Creek, Mill Swamp, and Darden Mill Run\n\nSouthampton\n\nK13\n\nE. coli\n\n0\n\ncfu/year\n\n34.\n\nThree Creek (K26R-03)\n\nBacteria Total Maximum Daily Load Development for Three Creek,  Flat Swamp, Tarrara Creek, Mill Swamp, and Darden Mill Run\n\nGreensville\n\nK26\n\nE. coli\n\n5.00E+09\n\ncfu/year\n\n35.\n\nMill Swamp\n\nBacteria Total Maximum Daily Load Development for Three Creek,  Flat Swamp, Tarrara Creek, Mill Swamp, and Darden Mill Run\n\nSouthampton\n\nK28\n\nE. coli\n\n1.93E+11\n\ncfu/year\n\n36.\n\nDarden Mill Swamp\n\nBacteria Total Maximum Daily Load Development for Three Creek,  Flat Swamp, Tarrara Creek, Mill Swamp, and Darden Mill Run\n\nSouthampton\n\nK30\n\nE. coli\n\n4.10E+11\n\ncfu/year\n\n37.\n\nThree Creek (K26R-02)\n\nBacteria Total Maximum Daily Load Development for Three Creek,  Flat Swamp, Tarrara Creek, Mill Swamp, and Darden Mill Run\n\nGreensville\n\nK26\n\nE. coli\n\n9.53E+12\n\ncfu/year\n\n38.\n\nThree Creek (K27R-02)\n\nBacteria Total Maximum Daily Load Development for Three Creek,  Flat Swamp, Tarrara Creek, Mill Swamp, and Darden Mill Run\n\nSussex, Southampton, Greensville\n\nK26, K27\n\nE. coli\n\n1.43E+13\n\ncfu/year\n\n39.\n\nPocaty River\n\nTotal Maximum Daily Load Development for the Back Bay, North  Landing River, and Pocaty River Watersheds\n\nChesapeake, Virginia Beach\n\nK41R\n\nTotal phosphorus\n\n129.39\n\nkg/yr\n\n40.\n\nAshville Bridge Creek\n\nTotal Maximum Daily Load Development for the Back Bay, North  Landing River, and Pocaty River Watersheds\n\nChesapeake, Virginia Beach\n\nK42E\n\nTotal phosphorus\n\n34.46\n\nkg/yr\n\n41.\n\nNorth Landing River\n\nTotal Maximum Daily Load Development for the Back Bay, North  Landing River, and Pocaty River Watersheds\n\nChesapeake, Virginia Beach\n\nK41R\n\nE. coli\n\n6.25E+12\n\ncfu/yr\n\n42.\n\nPocaty River\n\nTotal Maximum Daily Load Development for the Back Bay, North  Landing River, and Pocaty River Watersheds\n\nChesapeake, Virginia Beach\n\nK41R\n\nE. coli\n\n2.58E+12\n\ncfu/yr\n\n43.\n\nBeggars Bridge Creek\n\nTotal Maximum Daily Load Development for the Back Bay, North  Landing River, and Pocaty River Watersheds\n\nChesapeake, Virginia Beach\n\nK42E\n\nEnterococci\n\n6.79E+11\n\ncfu/yr\n\n44.\n\nAshville Bridge Creek and Muddy Creek\n\nTotal Maximum Daily Load Development for the Back Bay, North  Landing River, and Pocaty River Watersheds\n\nChesapeake, Virginia Beach\n\nK42E\n\nEnterococci\n\n7.95E+11\n\ncfu/yr\n\n45.\n\nHell Point Creek, upper and Hell Point Creek, lower\n\nTotal Maximum Daily Load Development for the Back Bay, North  Landing River, and Pocaty River Watersheds\n\nChesapeake, Virginia Beach\n\nK42E\n\nEnterococci\n\n2.04E+12\n\ncfu/yr\n\n46.\n\nKits Creek\n\nBenthic Total Maximum Daily Load (TMDL) Development for the  Kits Creek Watershed\n\nLunenburg\n\nK02R\n\nSediment\n\n2.96\n\nton/year\n\n47.\n\nKits Creek\n\nBenthic Total Maximum Daily Load (TMDL) Development for  the Kits Creek Watershed\n\nLunenburg\n\nK02R\n\nTotal phosphorus\n\n13.1\n\nlbs/year\n\nNotes:\n\n1The total WLA can be increased prior to modification provided  that DEQ tracks these changes for bacteria TMDLs where the permit is  consistent with water quality standards for bacteria.","path":["Title 9. Environment","Agency 25. State Water Control Board","Chapter 720. Water Quality Management Planning Regulation"],"source_url":"https://law.lis.virginia.gov/admincode/title9/agency25/chapter720/section100/","current_through":"2026 Regular Session (effective July 1, 2026)","vintage":"","retrieved_at":"2026-09-14T04:49:22Z","sha256":"5a1c1180c95f332c5a95146eeb09520793585cb6b86d86636b0c58edeb02f3cf","source_id":"us-va-vac","stale":false,"prev":"us-va/9vac25-720-90","next":"us-va/9vac25-720-110"},"notice":"GroundRules: Original legal text. Not legal advice."}