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T F WIP Relative Load Reductions A Source Sectors R BMPs D Jeff Sweeney Environmental Protection Agency Chesapeake Bay Program Office jsweeney@chesapeakebay.net 410-267-9844 Verification Committee Meeting Chesapeake Bay Program Office

  1. T F WIP Relative Load Reductions A Source Sectors R BMPs D Jeff Sweeney Environmental Protection Agency Chesapeake Bay Program Office jsweeney@chesapeakebay.net 410-267-9844 Verification Committee Meeting Chesapeake Bay Program Office Annapolis, MD March 13, 2013

  2. Agriculture Practices LandRetire Land Retirement PrecRotGrazing Prescribed Grazing ForestBuffers Forest Buffers UpPrecIntRotGraze Precision Intensive Rotational Grazing T ConserveTill Conservation Tillage MortalityComp Mortality Composting CoverCrop Cover Crop EffNutManDecAgVA Decision Agriculture AWMS Animal Waste Management Systems ForestBuffersTrp Forest Buffers on Fenced Pasture Corridor F GrassBuffers Grass Buffers NoTill Continuous NoTill EnhancedNM Enhanced Nutrient Application Management WaterContStruc Water Control Structures A CarSeqAltCrop Carbon Sequestration Cropirrmgmt Crop Irrigation Management ConPlan Conservation Plans EffNutManEnhanceVA Enhanced Nutrient Application Management ComCovCrop Commodity Cover Crop NonUrbStrmRest NonUrban Stream Restoration R WetlandRestore Wetland Restoration LoafLot Loafing Lot Management DecisionAg Decision Agriculture OSWnoFence Pasture Alternative Watering PastFence Stream Access Control with Fencing ConserveTillom Conservation-Till Specialty Crops D GrassBuffersTrp Grass Buffers on Fenced Pasture Corridor TreePlantTrp Tree Planting on Fenced Pasture Corridor DairyPrecFeed Dairy Precision Feeding PoultryPhytase Poultry Phytase PoultryInjection Poultry Injection SwinePhytase Swine Phytase TreePlant Tree Planting BioFilters BioFilters CaptureReuse Capture & Reuse HorsePasMan Horse Pasture Management ManureTransport Manure Transport LagoonCovers Lagoon Covers ContinuousNT Continuous NoTill NutMan Nutrient Application Management on Crop BarnRunoffCont Barnyard Runoff Control Alum Ammonia Emission Reductions (Alum) LiquidInjection Liquid Injection

  3. Urban/Suburban Practices Infiltration Infiltration Practices Filter Filtering Practices T UrbanNutMan Urban Nutrient Management BioRet BioRetention F WetPondWetland Wet Ponds & Wetlands SWMEra0210 SWM by Era (2002-2010) ForestCon Forest Conservation Act A ForestBufUrban Forest Buffers ExtDryPonds Extended Dry Ponds R AbanMineRec Abandoned Mine Reclamation EandS Erosion and Sediment Control RetroSWM Retrofit Stormwater Management D SWMEra8502 SWM by Era (1985-2002) EandSext Extractive Erosion and Sediment Control UrbStrmRest Urban Stream Restoration barTOpul Enhanced Construction EandS VegOpChan Vegetated Open Channel ImpSurRed Impervious Surface Reduction UrbanTreePlant Tree Planting DryPonds Dry Ponds StreetSweep Street Sweeping PermPav Permeable Pavement UrbGrowRed Urban Growth Reduction

  4. Resource Practices – Septic – Wastewater+CSO Resource Practices Septic Wastewater+CSO ForHarvestBMP Forest Harvesting BMPs [Septic Connections] T DirtGravel Dirt&Gravel Road E&S [Septic Denitrification] [Septic Pumping] F A R D

  5. T F Nitrogen A Reductions R Relative influence on load D reductions to the WIPs

  6. Nitrogen Relative Load Reductions CB Watershed Septic 2.5% Wastewater+CSO 7.0% LandRetire T 12.2% UrbanNutMan Other Urban 1.4% F 4.9% A Filter ForestBuffers 5.0% 10.4% R Infiltration 5.5% D ConserveTill 7.1% Other Ag 8.2% CoverCrop 7.0% GrassBuffersTrp 1.0% PastFence AWMS 1.3% 6.8% WetlandRestore 1.4% GrassBuffers 6.0% DecisionAg ComCovCrop ConPlan 1.4% 1.7% 2.8% EnhancedNM 3.4% CarSeqAltCrop 2.8%

  7. Nitrogen Relative Load Reductions Pennsylvania Wastewater+CSO Septic 4.9% 0.8% Other Urban 2.5% T LandRetire Filter 18.2% 6.7% F A Infiltration 8.5% R ForestBuffers Other Ag D 12.9% 4.4% DairyPrecFeed 1.2% PastFence 1.2% WetlandRestore 1.8% ConserveTill ConPlan 6.9% 2.4% ComCovCrop 2.5% AWMS GrassBuffers 5.8% 3.6% EnhancedNM CoverCrop 5.6% 5.1% CarSeqAltCrop 4.9%

  8. Nitrogen Relative Load Reductions Maryland Septic 7.2% CoverCrop T 10.7% F ConserveTill Wastewater+CSO 8.8% A 13.5% R Other Urban GrassBuffers 4.7% 7.8% SWMEra8502 D 1.1% RetroSWM 1.2% ForestCon AWMS 1.6% 6.2% SWMEra0210 1.8% UrbanNutMan 2.0% DecisionAg BioRet 4.9% Filter 2.5% 4.3% Other Ag 5.3% ForestBuffers 4.9% PoultryInjection CaptureReuse ConPlan LandRetire 3.4% 1.5% 3.1% 3.3%

  9. Nitrogen Relative Load Reductions Virginia Septic 2.9% GrassBuffers T 10.4% Other Urban Wastewater+CSO 2.7% F 12.7% AbanMineRec 1.2% ForestBuffers A 9.2% WetPondWetland 1.4% ExtDryPonds R 1.5% Filter 1.5% AWMS 8.1% Infiltration D 2.8% UrbanNutMan 2.9% CoverCrop Other Ag 7.1% 5.4% ComCovCrop 1.0% LandRetire 5.7% PrecRotGrazing 1.2% ConserveTill NoTill EffNutManDecAgVA 5.2% 1.5% 1.2% CaptureReuse 2.0% TreePlant ConPlan GrassBuffersTrp PastFence 2.5% 4.4% 3.0% 2.6%

  10. Nitrogen Relative Load Reductions West Virginia Wastewater+CSO 5.4% ForHarvestBMP 3.8% T PastFence 16.3% F AbanMineRec 5.5% A R AWMS 14.0% barTOpul 19.8% D ConserveTill 6.6% Other Ag 2.7% MortalityComp ConPlan ForestBuffers 1.0% 4.8% 4.8% NutMan GrassBuffers 4.1% 2.0% LandRetire PrecRotGrazing 3.1% CoverCrop 2.8% 3.2%

  11. Nitrogen Relative Load Reductions Delaware Other Other Ag UrbanNutMan Urban 2.1% 1.7% 1.2% BarnRunoffCont LandRetire 1.4% Septic 1.0% 2.6% WaterContStruc T 1.8% ComCovCrop CoverCrop 2.5% 19.6% F WetlandRestore 3.1% A Cropirrmgmt 3.3% R ConPlan 3.9% ConserveTill D 11.2% DecisionAg 5.0% ManureTransport 9.0% GrassBuffers 10.3% ForestBuffers 10.0% AWMS 10.2%

  12. Nitrogen Relative Load Reductions New York ForestBufUrban Forest Other Urban BarnRunoffCont 4.1% 0.8% 0.9% 1.3% LoafLot Other Ag 1.2% 1.5% MortalityComp PrecRotGrazing 1.5% 1.4% AWMS T 14.3% DecisionAg 1.6% LandRetire F 1.9% WetlandRestore 2.6% A NonUrbStrmRest 2.9% GrassBuffers R 12.7% DairyPrecFeed 2.9% D ConserveTill 3.9% ConPlan GrassBuffersTrp 4.1% 11.6% PoultryInjection 5.0% EnhancedNM 7.0% CoverCrop ForestBuffers 5.6% 5.3% LiquidInjection 5.8%

  13. Nitrogen Relative Load Reductions District of Columbia Infiltration DryPonds Other Urban 2.4% 1.0% 1.2% UrbStrmRest 2.5% T EandS 3.3% F Filter 8.3% A R UrbanTreePlant D 12.2% ImpSurRed 69.0%

  14. T F Phosphorus A Reductions R Relative influence on load D reductions to the WIPs

  15. Phosphorus Relative Load Reductions CB Watershed Forest Wastewater+CSO 0.2% 4.2% WetPondWetland 1.1% AWMS T EandS Other Urban 15.5% 1.1% 6.8% AbanMineRec 1.3% F Infiltration 3.0% A Filter 3.9% R PoultryPhytase 13.9% D Other Ag 9.5% ConPlan ManureTransport 5.2% 1.1% BarnRunoffCont 1.3% PastFence PrecRotGrazing 4.5% DecisionAg 1.7% 1.8% DairyPrecFeed LandRetire GrassBuffersTrp 1.9% 2.1% 4.4% GrassBuffers ConserveTill ForestBuffers CaptureReuse 4.2% 3.4% 3.9% 4.1%

  16. Phosphorus Relative Load Reductions Pennsylvania AWMS T Wastewater+CSO Other Urban 15.7% 11.9% 2.8% EandSext F 2.7% A Infiltration PoultryPhytase R 6.5% 9.1% D LandRetire Filter 5.8% 7.2% ForestBuffers Other Ag 5.7% 4.7% CaptureReuse 1.1% ConPlan BarnRunoffCont 4.1% 1.3% HorsePasMan 1.3% PastFence 3.8% GrassBuffers NutMan CarSeqAltCrop DairyPrecFeed 1.7% 2.6% 1.5% 1.8% ContinuousNT SwinePhytase UpPrecIntRotGraze ConserveTill 2.5% 1.8% 2.0% 2.4%

  17. Phosphorus Relative Load Reductions Maryland Wastewater+CSO Other Urban ForestCon 1.6% 3.1% Infiltration 1.3% UrbanNutMan 1.1% ImpSurRed 1.5% 1.3% RetroSWM 1.7% T SWMEra0210 1.9% PoultryPhytase SWMEra8502 17.3% F 2.0% UrbStrmRest 2.7% A EandS 2.8% R BioRet 3.0% AWMS 15.0% D Filter 5.9% Other Ag 4.9% DecisionAg 8.1% LandRetire 1.2% ForestBuffers 2.0% CaptureReuse GrassBuffers 6.6% 3.5% ConPlan 6.4% ConserveTill 5.1%

  18. Phosphorus Relative Load Reductions Virginia UrbanNutMan 1.3% Filter Other Urban EandS 1.3% 3.0% WetPondWetland 1.3% 1.8% Infiltration 1.8% T AbanMineRec PoultryPhytase 2.4% 15.6% F ManureTransport 1.0% Other Ag 3.8% MortalityComp A 1.1% TreePlant 1.1% BarnRunoffCont 1.6% R EffNutManDecAgVA AWMS 1.8% 14.0% NoTill 1.8% D DairyPrecFeed 2.3% PrecRotGrazing 2.8% ForestBuffers 3.6% GrassBuffersTrp 9.3% GrassBuffers 4.5% ConserveTill CaptureReuse 5.2% 6.6% PastFence ConPlan 5.6% 5.6%

  19. Phosphorus Relative Load Reductions West Virginia T Wastewater+CSO ForHarvestBMP 12.7% 1.1% AWMS 22.3% AbanMineRec F 4.2% A R barTOpul 13.0% D PastFence Other Ag 19.5% 3.2% ConserveTill 1.1% ConPlan 3.4% MortalityComp 1.8% PoultryPhytase PrecRotGrazing 14.1% 3.6%

  20. Phosphorus Relative Load Reductions Delaware MortalityComp Other Urban Other Ag 1.7% 1.7% 2.1% BarnRunoffCont 2.2% WetlandRestore 2.7% T ConPlan F 4.0% PoultryPhytase A 28.1% ForestBuffers 5.1% R GrassBuffers 6.7% D DecisionAg 6.8% ConserveTill 7.3% AWMS 23.7% ManureTransport 8.0%

  21. Phosphorus Relative Load Reductions New York T GrassBuffersTrp 13.8% F Wastewater+CSO 22.8% A AWMS 9.0% R Forest 0.3% Other Urban D 1.1% DairyPrecFeed ForestBufUrban 8.5% 7.1% Other Ag NonUrbStrmRest 1.7% 7.2% MortalityComp 1.1% WetlandRestore 1.4% ConPlan LoafLot BarnRunoffCont 5.9% 1.6% 1.5% DecisionAg ForestBuffers 2.3% 1.8% GrassBuffers ConserveTill EnhancedNM 3.8% PrecRotGrazing 3.0% 3.1% 2.9%

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