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2020 Groundwater Status Report

Site Environmental Report Volume II

2020 Groundwater Status Report Text

List of Appendices

  1. Sitewide Groundwater Elevation Measurements and Vertical Gradient Calculations 2020
  2. Long-Term Well Hydrographs
  3. 2020 CERCLA Groundwater Results
  4. 2020 Facility Monitoring Groundwater Results
  5. Sample Collection, Tracking, and QA/QC Results
  6. Remediation System Data Tables
  7. Data Usability Reports
  8. Modeling Reports

List of Figures

E-1   2020 Extent of Primary BNL VOC Plumes  
E-2 2020 Extent of Primary BNL Radionuclide Plumes  
   
1-1 Key Site Features  
1-2   Monitoring Well Locations  
   
2-1   Generalized Geologic Cross Section in the Vicinity of Brookhaven National Laboratory  
2-2   Water-Table Contours of the Shallow Glacial Zone, January 28 - February 1, 2020  
2-5   Select Recharge Basin Flow Trends  
   
3.0-1   Groundwater Remediation Systems  
3.0-2   Summary of Laboratory Analyses Performed for the CERCLA Monitoring Well Program in 2020  
   
3.1-1 OU I South Boundary / North Street East, TVOC Plume Distribution  
3.1-2   OU I South Boundary / North Street East, TVOC Hydrogeologic Cross Section (A-A’)  
3.1-3   OU I Current Landfill / South Boundary / North Street East, Historical VOC Trends  
3.1-4   OU I South Boundary / North Street East, Sr-90 Plume Distribution  
3.1-5   OU I South Boundary / North Street East, Historical Sr-90 Trends  
3.1-6   OU I South Boundary Groundwater Remediation System, Historic Total Volatile Organic Compound Trends in Extraction Wells  
3.1-7   OU I South Boundary Groundwater Remediation System, Cumulative VOC Mass Removed  
3.1-8   OU I South Boundary / North Street East, TVOC Plume Comparison 1997-2020  
   
3.2-1 OU III / OU IV / North Street, TVOC Plume Distributions  
3.2-2   OU III, TVOC Hydrogeologic Cross Section (B-B’)  
3.2-3   OU III / OU IV / North Street, TVOC Plume Comparison 1997-2020  
   
3.2.1-1   OU III Building 96 Area, TVOC Plume Distribution  
3.2.1-2   OU III Building 96 Area, Hydrogeologic Cross Section (C-C’)  
3.2.1-3   OU III Building 96 Area, Historical VOC Trends  
3.2.1-4   OU III Building 96 Area, Extraction Well TVOC Concentrations  
3.2.1-5   OU III Building 96 Area, Extraction Well TVOC Concentrations From January 1, 2005  
3.2.1-6   OU III Building 96 Area, TVOC Plume Comparison 2000-2020  
   
3.2.2-1   OU III Middle Road Area, TVOC Plume Distribution
3.2.2-2   OU III Middle Road Area, TVOC Hydrogeologic Cross Section (E-E’)  
3.2.2-3   OU III and OU IV Plume(s), Historical VOC Trends  
3.2.2-4   OU III Middle Road Area, TVOC Hydrogeologic Cross Section (F-F’)  
3.2.2-5   OU III Middle Road Groundwater Remediation System, Cumulative VOC Mass Removed  
3.2.2-6   OU III Middle Road Groundwater Remediation System, Total Volatile Organic Compounds in Recovery Wells  
   
3.2.3-1   OU III and OU IV South Boundary / Industrial Park Areas, TVOC Plume Distribution  
3.2.3-2   OU III South Boundary Area, TVOC Hydrogeologic Cross Section (G-G’)  
3.2.3-3   OU III South Boundary Groundwater Remediation System, Total Volatile Organic Compounds in Extraction Wells  
3.2.3-4   OU III South Boundary Groundwater Remediation System, Total Volatile Organic Compounds in Extraction Wells 2010 through 2020  
3.2.3-5   OU III South Boundary Groundwater Remediation System, Cumulative VOC Mass Removed  
   
3.2.4-1   OU III Western South Boundary, TVOC Plume Distribution  
3.2.4-2 OU III Western South Boundary, TVOC Hydrogeologic Cross Section (H-H’)
3.2.4-3   OU III Western South Boundary, Historical VOC Trends  
3.2.4-4   OU III Western South Boundary Groundwater Remediation System, Historic Extraction Well Total Volatile Organic Compound Concentrations  
3.2.4-5   OU III Western South Boundary Groundwater Remediation System, Cumulative VOC Mass Removed  
3.2.4-6   OU III Western South Boundary, TVOC Hydrogeologic Cross Section (H1-H1')  
3.2.4-7   OU III Western South Boundary, New Extraction Wells and Piping Layout  
   
3.2.5-1   OU III Industrial Park Area, TVOC Plume Distribution
3.2.5-2   OU III Industrial Park and Industrial Park East, TVOC Hydrogeologic Cross Section (I-I’)  
3.2.5-3   OU III Industrial Park, Historical VOC Trends  
3.2.5-4   OU III Industrial Park Groundwater Remediation System, TVOC Influent Concentration  
3.2.5-5   OU III Industrial Park Groundwater Remediation System, TVOC Effluent Concentration  
3.2.5-6   OU III Industrial Park Groundwater Remediation System, Cumulative VOC Mass Removed  
3.2.5-7   OU III Industrial Park TVOC Plume Comparison 1997, 2005, 2013, 2020  
   
3.2.6-1   North Street (OU I/IV, Former Landfill, Chemical/Animal Holes), TVOC Plume Distribution  
3.2.6-2   North Street (OU I/IV Former Landfill, Chemical/Animal Holes), TVOC Hydrogeologic Cross Section (J-J’)  
3.2.6-3   North Street (OU I/IV Former Landfill, Chemical/Animal Holes), Historical VOC Trends  
3.2.6-4   OU III North Street Groundwater Remediation System, Extraction Well TVOC Concentrations  
3.2.6-5   OU III North Street Groundwater Remediation System, Cumulative VOC Mass Removed  
3.2.6-6   North Street (OU I/IV Former Landfill, Chemical/Animal Holes), TVOC Plume Comparison 1997-2020  
   
3.2.7-1   OU III North Street East Area Monitoring Wells  
3.2.7-2   OU III North Street East Area, EDB Plume Distribution  
3.2.7-3   OU III North Street East EDB Hydrogeologic Cross Section (K-K')  
3.2.7-4   OU III North Street East Historical EDB Trends  
3.2.7-5   OU III North Street East Groundwater Remediation System, Extraction Well TVOC Concentrations  
3.2.7-6   OU III North Street East Groundwater Remediation System, Extraction Well EDB Concentrations  
3.2.7-7   OU III North Street East Groundwater Remediation System, Cumulative VOC Mass Removed  
   
3.2.8-1 OU III LIPA / Airport, TVOC Plume Distribution  
3.2.8-2   OU III Airport West, TVOC Hydrogeologic Cross Section (L-L’)  
3.2.8-3   OU III LIPA Groundwater Remediation System, TVOC Influent Concentrations  
3.2.8-4   OU III Airport Groundwater Remediation System, TVOC Influent Concentrations  
3.2.8-5   OU III LIPA/Airport Groundwater Remediation System, Cumulative VOC Mass Removed  
3.2.8-6   OU III LIPA/Airport, Historical VOC Trends  
   
3.2.9-1   Magothy Well Locations and TVOC Results  
3.2.9-2   Magothy Historical TVOC Trends  
   
3.2.10-1   William Floyd Wellfield Sentinal Monitoring Well Locations  
   
3.2.11-1   OU III BGRR/WCF, Sr-90 Plume Distribution  
3.2.11-2    OU III BGRR/WCF Sr-90 Cross Section (M-M')  
3.2.11-3   OU III BGRR/WCF Sr-90 Cross Section (N-N')  
3.2.11-4   OU III BGRR/WCF Sr-90 Cross Section (O-O')  
3.2.11-5   OU III BGRR/WCF Historical Sr-90 trends  
3.2.11-6   OU III BGRR/WCF Extraction Well SR-3 Sr-90 Concentraction Comparison to Water Table Elevation  
3.2.11-7 OU III BGRR/WCF, Sr-90 Cumulative MilliCuries Removed  
3.2.11-8   OU III BGRR/WCF, Sr-90 Influent Concentrations For Extraction Wells  
3.2.11-9 OU III BGRR/WCF, Sr-90 Influent Concentrations From April 2008 to Present  
3.2.11-10   OU III BGRR/WCF, Sr-90 Plume Comparison 2004-2020  
   
3.2.12-1   OU III Chemical/Animal Holes, Sr-90 Plume Distribution  
3.2.12-2   OU III Chemical/Animal Holes, Historical Sr-90 Trends  
3.2.12-3 OU III Chemical/Animal Holes, Sr-90 Hydrogeologic Cross Section (P-P’)  
3.2.12-4   OU III Chemical/Animal Holes, Sr-90 Extraction Well Concentrations  
3.2.12-5   OU III Chemical/Animal Holes, Sr-90 Cumulative MilliCuries Removed  
3.2.12-6 OU III Chemical/Animal Holes, Sr-90 Plume Comparison 2002, 2008, 2013 and 2020  
   
3.2.13-1 OU III HFBR AOC 29, Tritium Monitoring Well Results  
3.2.13-2 OU III HFBR, Peak Tritium Concentrations in Groundwater - HFBR to Cornell Avenue  
   
3.3.1-1 OU IV AOC 6, Sr-90 Plume Distribution  
3.3.1-2 OU IV AOC 6, Historical Sr-90 Trends  
   
3.4-1   OU VI, EDB Plume Distribution  
3.4-2 OU VI, EDB Hydrogeologic Cross Section (Q-Q‘)  
3.4-3 OU VI, Historical EDB Trends  
3.4-4   OU VI, EDB Plume Comparison 1999-2020  
3.4-5 OU VI, EDB, Extraction Well Concentrations  
   
3.5-1-1   Site Background Monitoring Wells - Results for PFOS/PFOA  
3.5-1-2 OU III, OU IV Monitoring Wells - Results for PFOS/PFOA  
3.5-1-3 OU V, STP, OU 1 South Boundary, North Street East and OU VI Monitoring Wells - Results for PFOS/PFOA  
3.5-1-4   Current Firehouse PFAS Plume  
3.5-1-5 Former Firehouse PFAS Plume  
   
3.5-2-1   Site Background Monitoring Wells - 1,4 - Dioxane  
3.5-2-2 OU III, OU IV Monitoring Wells - Results for 1,4 - Dioxane  
3.5-2-3 OU V, STP, OU 1 South Boundary, North Street East and OU VI Monitoring Wells - Results for 1,4 - Dioxane  
3.5-2-4   Current Firehouse 1,4 - Dioxane  
3.5-2-5 Former Firehouse 1,4 - Dioxane  
   
3.7-1   Current Landfill, Monitoring Well Locations  
3.7-2 Former Landfill, Monitoring Well Locations  
   
3.8-1   Facility Monitoring Program, AOC 16T g-2 Tritium Plume, 4th Quarter 2020  
3.8-2   Facility Monitoring Program, AOC 16T g-2, Historical Tritium Trends  
3.8-3   Facility Monitoring Program, AOC 16T g-2 Tritium Plume, Comparison to ROD Trigger  
3.8-4 Facility Monitoring Program, AOC 16T g-2 Tritium Plume. Comparison to DWS  
   
3.9-1   Facility Monitoring Program, BLIP Facility Area Monitoring Well Locations And Tritium Results, 4th Quarter 2020  
   
4.1-1   Facility Monitoring Program, AGS and BLIP Facility Area, Monitoring Well Locations and Tritium Results, 4th Qtr 2020  
4.1-2 Facility Monitoring Program, AGS Facility Area, Maximum Tritium Concentrations Downgradient of Booster Stop  
4.1-3 Facility Monitoring Program, AGS Facility Area, Maximum Tritium Concentrations Downgradient of Former AGS E-20 Catcher  
4.1-4   Facility Monitoring Program, AGS Facility Area, Maximum Tritium Concentrations Downgradient of Building 914  
4.1-5 Facility Monitoring Program, AGS Facility Area, Maximum Tritium Concentrations Downgradient of J-10 Beam Stop  
4.1-6 Facility Monitoring Program, AGS Facility Area, Maximum Tritium Concentrations Downgradient of Former U-Line Target  
4.1-7   Facility Monitoring Program, AGS Facility Area, Maximum Tritium Concentrations Downgradient of Former U-Line Beam Stop Area  
   
4.2-1   Facility Monitoring Program, Relativistic Heavy Ion Collider, Monitoring Well Locations Tritium Results, 3rd Quarter 2020  
   
4.3-1   Facility Monitoring Program, Brookhaven Medical Research Reactor Monitoring Well Locations
4.3-2   Facility Monitoring Program, Brookhaven Medical Research Reactor, Monitoring Well Tritium Concentrations  
   
4.4-1   Sewage Treatment Plant System Sampling and Monitoring Well Locations  
   
4.5-1   Facility Monitoring Program, Motor Pool, Monitoring Well Locations, TVOC Results 4th Quarter 2020  
   
4.6-1   Facility Monitoring Program, Service Station  
   
4.7-1   Facility Monitoring Program, Major Petroleum Facility, Monitoring Well Locations, TVOC Concentrations, 4th Qtr 2020  
   
4.8-1   Facility Monitoring Program, Waste Management Facility, Monitoring Well Locations  
   
4.9-1   Facility Monitoring Program, National Synchrotron Light Source II, Monitoring Well Locations  
   

List of Tables

E-1   BNL Groundwater Remediation System Treatment Summary For 1997–2020  
E-2 Groundwater Restoration Progress  
   
1-1   Groundwater Standards for Inorganic Compounds  
1-2   Groundwater Standards for Pesticides and PCBs  
1-3   Groundwater Standards for Organic Compounds  
1-4   Groundwater Standards for Radiological Compounds  
1-5   Groundwater Protection Group CERCLA Monitoring Schedule for 2020  
1-6   Summary of Environmental Surveillance Samples and Analytical Methods  
1-7   Summary of Monitoring Wells and Piezometers  
1-8   CERCLA Groundwater Monitoring Program – Well Sampling Frequency  
   
2-1   2020 Water Pumpage Report for Potable Supply Wells
2-2 2020 Remediation Well Pumpage Report  
2-3   2020 Recharge Basin Flow Report
2-4   BNL Monthly Precipitation Summary (1949–2020)  
   
3.0-1   2020 Summary of Groundwater Remediation Systems at BNL  
   
3.1-1   OU I South Boundary Temporary Well Data  
   
3.2.1-1   OU III Building 96 RTW-1 Treatment Well, 2020 SPDES Equivalency Permit Levels  
3.2.1-2 OU III Building 96 Area, 2020 Average VOC Emission Rates  
3.2.1-3   OU III Building 96 2020 Extraction Well Pumping Rates  
   
3.2.2-1   Middle Road Air Stripping Tower 2020 SPDES Equivalency Permit Levels  
3.2.2-2   OU III Middle Road Air Stripper 2020 Average VOC Emission Rates  
3.2.2-3   OU III Middle Road 2020 Extraction Well Pumping Rates  
3.2.3-3   OU III South Boundary 2020 Extraction Well Pumping Rates  
   
3.2.4-2   OU III Western South Boundary 2020 Extraction Well Pumping Rates  
   
3.2.5-1   OU III Industrial Park 2020 Extraction Well Pumping Rates  
   
3.2.6-2   OU III North Street 2020 Extraction Well Pumping Rates  
   
3.2.7-2   OU III North Street East 2020 Extraction Well Pumping Rates  
   
3.2.8-2   OU III/LIPA Airport 2020 Extraction Well Pumping Rates  
   
3.2.11-1   Summary of Strontium-90 Results From Vertical Profile Well, September 17 and 18, 2020  
3.2.11-2   BGRR Sr-90 Treatment System 2020 Extraction Well Pumping Rates  
   
3.2.12-1   OU III Chemical/Animal Holes Sr-90 Remediation System 2020 Extraction Well Pumping Rates  
   
3.4-2 OU VI EDB Pump & Treat System 2020 Extraction Well Pumping Rates  
   
3.5.1-1 Phase 4 Characterization: PFOS and PFOA Results for Monitoring Wells, January 2020 - January 2021  
3.5.1-2 Phase 5 Characterization Maximum PFOS and PFOA Results for Temporary Wells  
3.5.1-3 Phase 4 Characterization: PFOS and PFOA Results for Extraction Wells and Treatment Systems 2017-2020  
   
3.5.2-1 Phase 4 Characterization: 1,4 - Dioxane Results for Monitoring Wells, January 2020 - January 2021  
3.5.2-2 Phase 5 Characterization Maximum 1,4 - Dioxane Results for Temporary Wells  
3.5.2-3 Phase 4 Characterization: 1,4 - Dioxane for Extraction Wells and Treatment Systems 2017-2020  
   
4-1 Brookhaven National Laboratory Sewage Treatment Plant Recharge Basin Area Monitoring Wells Tolyltrizole Monitoring Results 2020-2020  
   
5-1 Proposed Groundwater Monitoring Well Sampling Frequency Changes