Table 2. Comparison of Chesapeake Bay jurisdictions wastewater PCB screening methods and approaches used to attain reductions Chesapeake PCB TMDLs Reduce PCBs if Bay Developed/Under TMDL WLA (or Watershed Reason(s) for Development in Watershed Screening other threshold Jurisdiction impairment(s) Watershed Methods exceeded) PCB Fish Consumption Advisories; PCB No impairments to If point source water and CPB watershed; C&D significantly contributing Pollutant Sediment Canal has net to impairment then will Minimization Plan exceedances also transport to monitor using Method implemented Delaware applicable Delaware estuary 1668 when necessary Limited PCB Fish screening/monitoring of BMPs and source Washington Consumption Anacostia and Tidal NPDES effluent using control utilized to D.C. Advisories Potomac Rivers Method 1668 reduce PCBs Tidal Potomac and Selected Municipal and PCB Fish Anacostia R., Corsica Industrial effluents may Pollutant Consumption R., Baltimore be screened/monitored Minimization Plan Advisories; total Harbor, Back R., Elk, for PCB congeners and implemented PCB violation of Bohemia, Northeast total PCBs using Method within NPDES WQC also R. Sassafras Rivers, 1668; Industrial Permit when WLA Maryland applicable C&D Canal stormwater is excluded exceeded Susquehanna PCB Fish upstream of the Consumption confluence with the Pennsylvania Advisory West Branch Not Applicable Not Applicable Municipal and industrial PCB Fish Shenandoah R., tidal effluents screened for Pollutant Consumption Potomac R., tidal PCB congeners and total Minimization Plan Advisories; total James and Elizabeth PCBs using Method 1668; implemented PCB violation of Rivers, & Mountain Facilities selected based through NPDES WQC also Run (trib. To the on SIC and often include Permit when WLA Virginia applicable Rappahannock) industrial stormwater exceeded PCB Fish Consumption Applies to portion of West Virginia Advisories the Shenandoah R. Not applicable Not Applicable
Table 2. Comparison of Chesapeake Bay jurisdictions wastewater PCB screening methods and approaches used to attain reductions Chesapeake Bay Watershed Jurisdiction Reason(s) for impairment(s) PCB TMDLs Developed/Under Development in Watershed Watershed Screening Methods Reduce PCBs if TMDL WLA (or other threshold exceeded) Delaware PCB Fish Consumption Advisories; PCB water and Sediment exceedances also applicable No impairments to CPB watershed; C&D Canal has net transport to Delaware estuary If point source significantly contributing to impairment then will monitor using Method 1668 Pollutant Minimization Plan implemented when necessary Washington D.C. PCB Fish Consumption Advisories Anacostia and Tidal Potomac Rivers Limited screening/monitoring of NPDES effluent using Method 1668 BMPs and source control utilized to reduce PCBs Maryland PCB Fish Consumption Advisories; total PCB violation of WQC also applicable Tidal Potomac and Anacostia R., Corsica R., Baltimore Harbor, Back R., Elk, Bohemia, Northeast R. Sassafras Rivers, C&D Canal Selected Municipal and Industrial effluents may be screened/monitored for PCB congeners and total PCBs using Method 1668; Industrial stormwater is excluded Pollutant Minimization Plan implemented within NPDES Permit when WLA exceeded Pennsylvania PCB Fish Consumption Advisory Susquehanna upstream of the confluence with the West Branch Not Applicable Not Applicable Virginia PCB Fish Consumption Advisories; total PCB violation of WQC also applicable Shenandoah R., tidal Potomac R., tidal James and Elizabeth Rivers, & Mountain Run (trib. To the Rappahannock) Municipal and industrial effluents screened for PCB congeners and total PCBs using Method 1668; Facilities selected based on SIC and often include industrial stormwater Pollutant Minimization Plan implemented through NPDES Permit when WLA exceeded West Virginia PCB Fish Consumption Advisories Applies to portion of the Shenandoah R. Not applicable Not Applicable