Loading...
HomeMy WebLinkAboutNC0003468_DRSS CAP Part I_Figures_Final_201511121-1 NOTES: 1. PARCEL DATA FOR THE SITE WAS OBTAINED FROM DUKE ENERGY REAL ESTATE AND IS APPROXIMATE. 2. WASTE BOUNDARY IS APPROXIMATE. 3. AERIAL PHOTOGRAPHY WAS OBTAINED FROM WSP DATED APRIL 2014. 4. TOPOGRAPHY DATA FOR THE SITE WAS OBTAINED FROM NC DOT GEOGRAPHIC INFORMATION SYSTEM (GIS) WEB SITE (DATED 2010). 5. THE COMPLIANCE BOUNDARY IS ESTABLISHED ACCORDING TO THE DEFINITION FOUND IN 15A NCAC 02L .0107 (a). 6. HYDROGRAPHY WAS OBTAINED FROM USGS 7.5-MINUTE SERIES TOPOGRAPHIC MAPS SOUTHEAST EDEN, NC AND NORTHEAST EDEN, NC -VA. SCALE (FEET) 200' a 2aa' LEGEND: ® _ DUKE ENERGY PROPERTY BOUNDARY ASH BASIN WASTE BOUNDARY ASH STORAGE AREA BOUNDARY COMPLIANCE BOUNDARY COMPLIANCE BOUNDARY COINCIDENT WITH DUKE PROPERTY BOUNDARY STREAM LANDFILL - LAND CLEARING & INERT DEBRIS TOPOGRAPHIC CONTOUR (4-FT INTERVAL) RIVER FLOW DIRECTION SITE LAYOUT MAP DUKE ENERGY CAROLINAS, LLC DAN RIVER STEAM STATION ASH BASIN ROCK NGHAM COUNTY, NORTH CAROB NA DATE AUGUST 2015 FIGURE 2-2 1 - 3 &<&< &<&< &<&< &<&< &<&< &<&< &<&< &< &< &< &< &< &< &< &< &< &< &< &< &< &< &< &<&< &<&<&< &<&<&< &<&<&< &< &< &<&< &< &<&< &< &< &< &<&< &<&< &<&< &<&< &<&< &< &<&< &<&< &<&< &<&< &<&< &<&<&<&< &<&< &<&< &< &< &< &< &< &< &< &< &< &< &<&< AB5S/DAB5S/D AB10S/SL/DAB10S/SL/DAB15S/SL/DAB15S/SL/D AB20SLAB20SL AB25S/D/BRAB25S/D/BR AB30S/D/BRAB30S/D/BRAB35SB/BRAB35SB/BR AS2SB/DAS2SB/D AS4GTB/DAS4GTB/D AS6DAS6D AS8D/BRAS8D/BR AS10DAS10D AS12DAS12D BG1DBG1D BG5S/DBG5S/D GWA1S/DGWA1S/D GWA2S/DGWA2S/D GWA3S/DGWA3S/D GWA4S/DGWA4S/D GWA5BRGWA5BR GWA6S/DGWA6S/D GWA7S/DGWA7S/D GWA8S/DGWA8S/D GWA9S/DGWA9S/D GWA10S/DGWA10S/D GWA11S/DGWA11S/D GWA12S/DGWA12S/D GWA14S/DGWA14S/D GWA15S/DGWA15S/D MW301BRMW301BR MW303BRMW303BR MW306BRMW306BR MW308BRMW308BR MW310BRMW310BR MW311BRMW311BR MW314BRMW314BR MW315BRMW315BR MW317BRMW317BR MW318DMW318D SB1SB1 SB2SB2 SB3SB3 MW10DMW10D MW11DMW11D MW12DMW12D MW20S/DMW20S/D MW21S/DMW21S/D MW22S/D/BRMW22S/D/BR MW23D/BRMW23D/BR MW9DMW9D OW308DOW308D OW310DOW310D OW320DOW320D OW305SOW305S D a n R i v e r S R - 1 7 7 9 MONITORING WELL AND SAMPLING LOCATION MAP DUKE ENERGY CAROLINAS, LLCDAN RIVER STEAM STATION ASH BASIN ROCKINGHAM COUNTY, NORTH CAROLINA DATE FIGURE AUGUST, 2015 1-5 PA T H : \ \ S A C - S R V 0 1 \ G I S \ P R O J E C T S \ D U K E E N E R G Y \ A S H B A S I N \ M A P _ D O C S \ D A N R I V E R \ R E P O R T _ D A N R V _ A N S I B _ I N S T A L L E D W E L L S A M P L E L O C _ S E C 6 . M X D - U S E R : R O L D E N - D A T E : 8 / 1 2 / 2 0 1 5 LEGEND: &<GROUNDWATER ASSESSMENT MONITORING &<ASSESSMENT SOIL BORING &<ASSESSMENT TEMPORARY MONITORING &<CLOSURE OBSERVATION WELL &<COMPLIANCE GROUNDWATER MONITORING &<VOLUNTARY GROUNDWATER MONITORING DUKE ENERGY PROPERTY BOUNDARY ASH BASIN WASTE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY COINCIDENT WITH DUKE ENERGY PROPERTY BOUNDARY STREAM 500 0 500 1,000 SCALE (FEET) N 1 - 7 DAN RIVERSTEAM STATION DAN RIVERCOMBINED CYCLE STATION ASHSTORAGE 2 ASHSTORAGE 1 LCID LANDFILL(CLOSED) ASH BASINPRIMARY CELL ASH BASINSECONDARYCELL MAPLEWOOD DR H A R R I S P L B R I A R W O O D D R G A L L A G H E R S W Y B E R M U D A D R B E N T G R A S S L N P A L M E R C T R O S E W O O D D RCAMELLIA L NMEADOWGR E E N V I L L A G E D R E D G E W O O D R D N E W S T 1 4 3 2 RECEPTOR MAP - AERIAL BASEDUKE ENERGY CAROLINAS, LLCDAN RIVER STEAM STATION ASH BASINNPDES PERMIT #NC0003468ROCKINGHAM COUNTY, NORTH CAROLINA DATE FIGURE AU GUST 2015 4-2 P A T H : G :\P R O J E C T S \D U K E _E N E R G Y \A S H _B A S I N _W E L L S _R E C E P T O R S \D A N _R I V E R \M X D \D R S S _F I G _4 _2 _2 0 1 5 0 7 2 2 _ V 1 0 _ 2 _N E W .M X D - U S E R : M M U R C H I S - D A T E : 7 /2 2 /2 0 1 5 NOTES:1. ASH BASIN WASTE BOUNDARIES AND ASH STORAGE AREA BOUNDARIES ARE APPROXIMATE.2. PRIVATE WELLS LOCATIONS ARE APPROXIMATE.3. ORTHOPHOTOGRAPHY IS FROM NC ONEMAP GIS ONLINE SERVICE.4. THE COMPLIANCE BOUNDARY IS ESTABLISHED ACCORDING TO THE DEFINITION FOUND IN 15A NCAC 02L.0107(a).5. HYDROGRAPHY WAS OBTAINED FROM USGS 7.5-MINUTE SERIES TOPOGRAPHIC MAPS SOUTHEAST EDEN, NC AND NORTHEAST EDEN, NC-VA.6. DUKE ENERGY PROPERTY BOUNDARY WAS SUPPLIED BY DUKE ENERGY REAL ESTATE.7. PROPERTY BOUNDARIES WERE SUPPLIED BY THE ROCKINGHAM COUNTY GIS OFFICE. Legend DUKE ENERGY PROPERTY BOUNDARY ASH BASIN WASTE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY ASH BASIN COMPLIANCE BOUNDARYCOINCIDENT WITH DUKE ENERGYPROPERTY BOUNDARY 0.5 MILE OFFSET FROM ASH BASINCOMPLIANCE BOUNDARY STREAM PROPERTY LINES REPORTED PRIVATE WATER SUPPLY WELL N 500 0 500 1,000SCALE (FEET) 1 - 4 &<&< &<&< &<&< &<&< &<&< &<&< &<&< &< &< &< &< &<&< &< &< &< &< &<&< &<&<&< &<&<&< &<&<&< &< &< &<&< &< &<&< &< &< &< &<&< &<&< &<&< &<&< &<&< &< &<&< &<&< &<&< &<&< &<&< &<&<&<&< &<&< &<&< &< &< &< &< &< &< &< &<&< &< &<&< D a n R i v e r OW320DOW320D AB20S/SLAB20S/SL BG1DBG1D S R -1 7 4 7 S R -1 9 7 4 S R-197 4 S R - 1 9 6 2 SR - 1 9 6 2 SR - 1 9 5 3 S R - 1 9 5 3 S R - 1 7 7 9 SR - 1 7 7 9 NC OneMap, NC Center for Geographic Information and Analysis, NC 911 Board GROU NDWATER ANALYTICAL RESU LTS – PLAN VIEW (2L STANDARD AND IMAC EXCEEDANCES) ROCKINGHAM COUNTY, NORTH CAROLINA PAT H : \ \ S A C - S R V 0 1 \ G I S \ P R O J E C T S \ D U K E E N E R G Y \ A S H B A S I N \ M A P _ D O C S \ D A N R I V E R \ C A P \ R E P O R T _ D A N R V _ A R C H D _ C H E M B O X _ G W . M X D - U S E R : S N O R T O N - D A T E : 1 1 / 1 1 / 2 0 1 5 LEGEND: &<GROUNDWATER ASSESSMENT MONITORING WELL &<GROUNDWATER ASSESSMENT TEMPORARY MONITORINGWELL &<CLOSURE OBSERVATION WELL &<COMPLIANCE GROUNDWATER MONITORING WELL &<VOLUNTARY GROUNDWATER MONITORING WELL DUKE ENERGY PROPERTY BOUNDARY ASH BASIN WASTE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY COINCIDENT WITH DUKEENERGY PROPERTY BOUNDARY DATE FIGURE NOVEMBER 2015 2-1 500 0 500 1,000 SCALE (FEET)DU KE ENERGY CAROLINAS, LLCDAN RIVER STEAM STATION ASH BASIN N NOTES:U = NOT DETECTED ABOVE THE LABORATORY REPORTING LIMITJ = ESTIMATED CONCENTRATION<3.0 = LESS THAN THE LABORATORY REPORTING LIMITJ+ = ESTIMATED CONCENTRATION BIASED HIGHJ- = ESTIMATED CONCENTRATION BIASED LOW mg/L: MILLIGRAMS PER LITERµg/L: MICROGRAMS PER LITER GWA-10S, BG-1D, GWA-14S, AND GWA-15S DRY AT THE TIME OFSAMPLING Manganese 1,000Vanadium 0.77 J AB-5DAnalyte (µg/L)Arsenic 145Cobalt 28.2Iron 25,100Manganese 1,500Thallium 0.69Vanadium 0.62 J AB-5SAnalyte (µg/L) Antimony 1.9Cobalt 1.1Vanadium 1.5 AB-10DAnalyte (µg/L)Antimony 1.3Arsenic 233Cobalt 8.5Iron 7,600Manganese 860Thallium 0.54Vanadium 3 AB-10SAnalyte (µg/L)Antimony 9.8Cobalt 1.8Iron 2,900Manganese 250Vanadium 14.6 AB-10SLAnalyte (µg/L) Antimony 6.7Arsenic 442Barium 810Beryllium 12.1Chromium 50Cobalt 34.1Iron 5,800Lead 77.4Manganese 170pH (field) 8.51Thallium 3.4Vanadium 254 AB-15SAnalyte (µg/L) Chromium 30.1pH (field) 9.12Vanadium 5.5 AB-25BRAnalyte (µg/L)Antimony 1.7Boron 840Manganese 180Vanadium 0.69 J AB-25DAnalyte (µg/L)Antimony 1.6Arsenic 96.4Manganese 72Vanadium 13.3 AB-25SAnalyte (µg/L) Iron 490Manganese 370Vanadium 0.91 J AB-30BRAnalyte (µg/L)Antimony 1.5Chromium (VI) 1.38Manganese 430Vanadium 0.86 J AB-30DAnalyte (µg/L)Antimony 2.6 JCobalt 29Manganese 1,500pH (field) 4.92 AB-30SAnalyte (µg/L) Arsenic 11.7Chromium (VI) 0.871 JManganese 410Vanadium 1.8 AB-35BRAnalyte (µg/L) Cobalt 2.1Iron 2,900Manganese 1,500pH (field) 6.32Vanadium 1.6 AS-2DAnalyte (µg/L) Boron 810Cobalt 4Iron 4,480Manganese 770pH (field) 6.24Vanadium 4.8 AS-4DAnalyte (µg/L) Cobalt 1.1Iron 3,920Manganese 270pH (field) 6.02Vanadium 0.69 J+ AS-6DAnalyte (µg/L) Iron 466Manganese 910Vanadium 2.7 AS-8BRAnalyte (µg/L)Iron 2,900Manganese 1,140Vanadium 1.88 J AS-8DAnalyte (µg/L) Antimony 2.9pH (field) 10.67Selenium 35.3Vanadium 15.3 AS-10DAnalyte (µg/L) Boron 1,000Cobalt 2.2Iron 928Manganese 430Vanadium 1.1 AS-12SAnalyte (µg/L) Manganese 910 BG-5DAnalyte (µg/L)Cobalt 2.1Iron 890Manganese 110Vanadium 2.6 BG-5SAnalyte (µg/L) Iron 719Manganese 680Vanadium 0.79 J GWA-1DAnalyte (µg/L)Chromium 13.8Cobalt 3Iron 1,200Manganese 120pH (field) 5.97Vanadium 1.5 GWA-1SAnalyte (µg/L) Antimony 2.2pH (field) 8.98Vanadium 0.57 J GWA-2DAnalyte (µg/L)Cobalt 2.3Iron 909Manganese 94pH (field) 5.74Vanadium 1.3 GWA-2SAnalyte (µg/L) Chromium 17.7Cobalt 1.02Iron 411Manganese 122pH (field) 5.7 GWA-3DAnalyte (µg/L) Iron 370 J+Vanadium 1.5 GWA-4DAnalyte (µg/L)Cobalt 2.7Iron 530Manganese 590Vanadium 0.6 J GWA-4SAnalyte (µg/L) Iron 307Manganese 630Sulfate 416,000Total Dissolved Solids 873,000Vanadium 0.49 J GWA-5BRAnalyte (µg/L) Cobalt 12.2Manganese 533pH (field) 5.51 GWA-3SAnalyte (µg/L) Cobalt 2.8Iron 1,610Manganese 1,000pH (field) 6.01 GWA-7DAnalyte (µg/L)Cobalt 17.7Iron 310Manganese 950pH (field) 5.39Vanadium 0.38 J GWA-7SAnalyte (µg/L) Iron 413Manganese 1,200Sulfate 368,000Total Dissolved Solids 690000 J-Vanadium 5.2 GWA-8DAnalyte (µg/L)Cobalt 9.7Manganese 1,700Vanadium 0.45 J GWA-8SAnalyte (µg/L) Cobalt 1.2Iron 3,290Manganese 640pH (field) 6.4Vanadium 1.8 GWA-9DAnalyte (µg/L)Cobalt 9.3Iron 5,100Manganese 220pH (field) 5.55Vanadium 5.1 GWA-9SAnalyte (µg/L) Chromium (VI) 0.105Cobalt 3.45Iron 6,040Manganese 509pH (field) 5.47Thallium 0.256Vanadium 3.36 GWA-10DAnalyte (µg/L) Cobalt 1.4Iron 1,700Manganese 810Vanadium 1.2 J+ GWA-11DAnalyte (µg/L)Chromium 15.6Cobalt 3.3Manganese 1,200pH (field) 5.83Vanadium 0.52 J GWA-11SAnalyte (µg/L)Vanadium 5.65 GWA-12DAnalyte (µg/L)Manganese 150pH (field) 5.45 GWA-12SAnalyte (µg/L) Manganese 300Vanadium 0.67 J GWA-14DAnalyte (µg/L) Iron 840Manganese 270Sulfate 307,000Total Dissolved Solids 705,000Vanadium 1.5 GWA-15DAnalyte (µg/L) Cobalt 6.4Iron 990Manganese 1,000Vanadium 2.3 MW-9Analyte (µg/L)Boron 1,000Cobalt 1.5Iron 2,600Manganese 600Vanadium 11.1 MW-9DAnalyte (µg/L) Manganese 1,000pH (field) 6.2 MW-10DAnalyte (µg/L) Cobalt 29.2Iron 400Manganese 880pH (field) 4.77Vanadium 2.6 MW-11Analyte (µg/L)Iron 850Manganese 130pH (field) 77.8 MW-11DAnalyte (µg/L) Cobalt 10.1Iron 3,600Manganese 450pH (field) 5.58Vanadium 2.6 MW-12Analyte (µg/L)Cobalt 4.8Iron 6,100Manganese 1,400pH (field) 6.18Vanadium 1.4 MW-12DAnalyte (µg/L) Manganese 500Vanadium 0.41 J MW-20DAnalyte (µg/L)Cobalt 2.1Iron 2,800Manganese 820 MW-20SAnalyte (µg/L) Iron 550Manganese 920Sulfate 274,000Total Dissolved Solids 639,000 MW-21DAnalyte (µg/L)Arsenic 16.8Manganese 670Vanadium 1.5 MW-21SAnalyte (µg/L) Iron 760Manganese 270Vanadium 0.33 J MW-22BRAnalyte (µg/L)Iron 15,600Manganese 950Vanadium 0.74 J MW-22SAnalyte (µg/L) Antimony 1.21Thallium 0.55Vanadium 1.38 MW-23BRAnalyte (µg/L)Chromium (VI) 0.089 JManganese 280 MW-23DAnalyte (µg/L) Iron 383 J+Manganese 410Vanadium 1.8 MW-301BRAnalyte (µg/L) Iron 2,760Manganese 500Vanadium 3.7 MW-303BRAnalyte (µg/L) Boron 920Iron 623 JManganese 920Total Dissolved Solids 530,000Vanadium 1.6 MW-306BRAnalyte (µg/L) Iron 1,910Manganese 2,200Sulfate 323,000Total Dissolved Solids 844,000Vanadium 0.84 J MW-308BRAnalyte (µg/L) Iron 377Manganese 110Vanadium 2.5 MW-310BRAnalyte (µg/L) Iron 1,200Manganese 580Vanadium 0.89 J MW-311BRAnalyte (µg/L) Iron 380Vanadium 1.3 MW-314BRAnalyte (µg/L) Antimony 2.1Chromium 11pH (field) 11.44Vanadium 8.4 MW-317BRAnalyte (µg/L) Boron 1,310Cobalt 13 JIron 1,150Manganese 577Vanadium 0.654 J MW-318DAnalyte (µg/L) Arsenic 620Iron 36,400Manganese 580pH (field) 6.2 OW-308DAnalyte (µg/L) Arsenic 809Boron 1,100Cobalt 1.2Iron 1,400Manganese 1,200Vanadium 1.2 OW-310DAnalyte (µg/L) Iron 7,400Manganese 1,300 GWA-6DAnalyte (µg/L)Cobalt 1.3 JIron 21,200Manganese 3,700Vanadium 6.5 GWA-6SAnalyte (µg/L) Chromium 24.8Cobalt 2.2Iron 1,300Manganese 1,800Vanadium 1.4 MW-315BRAnalyte (µg/L) Co ns titue nt CAS No . NC 2L Stand ard 1, IMAC 2 o r DHHS 3 Crite riaAntimony7440-36-0 1*Arsenic 7440-38-2 10Barium7440-39-3 700Beryllium7440-41-7 4*Boron 7440-42-8 700Cadmium7440-43-9 2Chloride**16887-00-6 250,000Chromium7440-47-3 10Chromium VI 18540-29-9 0.073 Cobalt 7440-48-4 1*Copper**7440-50-8 1,000Iron7439-89-6 300Lead7439-92-1 15Manganese7439-96-5 50Mercury7439-97-6 1Nickel7440-02-0 100Nitrate**14797-55-8 10,000Nitrite as N**14797-65-0 1,000pH (field)PH 6.5 - 8.5Selenium7782-49-2 20Sulfate**14808-79-8 250,000Thallium7440-28-0 0.2Total Dissolved Solids** TDS 500,000Vanadium7440-62-2 0.3*Zinc**7440-66-6 1000 All units shown in ug/L except for pH which is standard pH units. 1 - North Carolina 02L Groundwater Quality Criteria. 2 - North Carolina Interim Maximum Allowable Concentration (IMAC). * Interim Maximum Allowable Concentration (IMAC) Criteria Value 3 - North Carolina Department of Health & Human Services (DHHS) Health Screening Levels for Drinking Water Supply Wells Criterion for Hexavalent Chromium (Chromium VI). ** Unit reported in mg/l in standard, converted here to ug/l to match units displayed on figure. &<&< &<&<&< &< &< &<&<&< &<&<&< &<&< &<&< &<&< &< &<&< &< &< &< &<&< &<&< &<&< &<&< &<&< &< &<&< &<&< &<&< &<&< &<&< &<&<&<&< &<&< &<&< &< &< &< &< &< &< &< &< &< &< &<&< &< &< &< &<&< &<&< &<&< &<&< &<&< &<&< &< &<&< &< &< &< &< &< &<&< ! ! ! !( !( !( ! ! ! D a n R i v e r MW9DMW9D AB20SAB20S MW308BRMW308BR MW306BRMW306BR AB5DAB5D MW301BRMW301BR MW11DMW11D MW10DMW10D MW20S/DMW20S/D MW12DMW12D OW320DOW320D OW305SOW305S OW308DOW308D SOIL AND SEDIMENT ANALYTICAL RESULTS MAP ROCKINGHAM COUNTY, NORTH CAROLINA LEGEND: !(SEEP AND SEDIMENT SAMPLELOCATION !SURFACE WATER SEDIMENT SAMPLELOCATION &<GRO UNDWATER ASSESSMENTMONITORING WELL &<GRO UNDWATER ASSESSMENT SO ILBORING &<GRO UNDWATER ASSESSMENTTEMPORARY MONITORING WELL &<CLOSURE O BSERVATION WE LL &<COMPLIANCE GROUNDWAT ERMONITORING WELL &<VOLUNTARY GROUNDWATERMONITORING WELL ASH BASIN COMPLIANCE BOUNDARY ASH BASIN COMPLIANCE BOUNDARYCOINCIDENT WITH DUKE ENERGYPROPERTY BOUNDARY ASH BASIN WASTE BOUNDARY DUKE ENERGY PROPERTY BOUNDARY FIGURE OCTOBER 2015 2-2 DUKE ENERGY CAROLINAS, LLCDAN RIVER STEAM STATION ASH BASIN N NOTES:U = NOT DETECTED ABOVE THE LABORATORY REPORTING LIMITJ = ESTIMATED CONCENTRATION<3.0 = LESS THAN THE LABORATORY REPORTING LIMITJ+ = ESTIMATED CONCENTRATION BIASED HIGHJ- = ESTIMATED CONCENTRATION BIASED LOW PSRG: PRELIMINARY SOIL REMEDIATION GOALPOG: PROTECTION OF GROUNDWATERft: FEETmg/kg: MILLIGRAMS PER KILOGRAMBOLD: EXCEEDS PSRG FOR POG 500 0 500 1,000 SCALE (FEET) DATE \\s a c -s r v 0 1 \g i s \P r o j e c t s \D u k e E n e r g y \A s h B a s i n \m a p _d o c s \D a n R i v e r \C A P \R E P O R T _D a n R v _A r c h E _C h e m B o x _S o i l s .m x d _1 0 /2 3 /2 0 1 5 _s n o r t o n Sample Dept h (ft)10-11.5 45-46.5 60-60.7SoilSoilSoil Chromi um 16.3 33.4 12.7Cobalt11.9 13.1 5.5 JIron26,700 27,200 12,700Manganese276890207Vanadium19.6 61.8 8.1 A B-10D A naly t e (mg/kg) Sample Dept h (ft )26-26.5Soil Arse ni c 9Chromium23.8Iron26,700Vanadium55.4 A B-15D A naly t e (mg/kg) Sample Dept h (ft )45-46 50-51SoilSoil Arse ni c 71.8 7.8Chromium27.6 29.7Cobalt11.9 10.4Iron22,500 16,900Manganese494332Selenium5.6 J 6.7 JVanadium83.2 83.2 A B-25BR A nalyt e (mg/kg) Sample Dept h (ft )3-5 15-16.5 30-31.3 45-46.5SoilSoilSoilSoil Chromium 14.8 18.9 54.1 34.7Cobalt13.5 9.9 7.2 DNE*Iron 19,800 23,400 52,400 6,400Manganese74636112076.3Vanadium23.8 33.7 125 8.7 A B-30D A naly t e (mg/kg) Sample Dept h (ft)25-26.5 30-31.5SoilSoil Chromium 20.6 12.7Cobalt11.5 10Iron24,300 22,000Manganese413338Vanadium19.9 15.3 A B-35BR A nalyt e (mg/kg) Sample Dept h (ft )3-5 5-6.5 20-21.5 30-31.5SoilSoilSoilSoil Chromi um 15.2 14.5 17.7 16.9Cobalt14.2 17.6 12.5 8.6Iron26,000 21,100 30,900 27,900Manganese646593163193Selenium3.8 J-3 J DNE*DNE*Vanadi um 23.7 21.2 27.8 18.7 A S-2D A naly t e (mg/kg) Sample Dept h (ft)21-22.5Soil Chromi um 7.8Cobalt5.5Iron9,660Manganese139Vanadium11.5 A S-4D A naly t e (mg/kg) Sample Dept h (ft )4-4.5 19.5-21 39.5-41SoilSoilSoil Arse ni c DNE*DNE*11Chromium18.8 17.2 60.9Cobalt1.7 J 10.4 20.6Iron31,400 33,600 53,500ManganeseDNE*293 606Vanadium36.3 35 29.2 A S-6D A nalyt e (mg/kg) Sample Dept h (ft)27-28.5 32-33.3SoilSoil Chromi um 7.6 12.9Cobalt11.1 18.8Iron15,500 21,700Manganese291576Vanadium15.2 23.8 A S-8D A nalyt e (mg/kg) Sample Dept h (ft )4-4.5 15-15.5SoilSoil Arse nic 9.3 14.3Chromium24.7 28Cobalt18.9 13.1Iron32,400 31,900Manganese3331,020Vanadium33.4 48.3 A S-10D A naly te (mg/kg) Sample Dept h (ft )5-6.5 15-16.5 20-21.5SoilSoilSoil Arse ni c DNE*8.2 8.5Chromium26.2 34.1 36.1Cobalt18.3 17.5 26.2Iron35,400 43,200 44,800Manganese273479396Vanadium29.2 32.6 33.2 A S-12S A naly t e (mg/kg) Sample Dept h (ft )0-2Soil Chromi um 15.5Cobalt5.6 J+Iron 16,500Manganese177Vanadium27.9 BG-1D A naly t e (mg/kg) Sample Dept h (ft )1-2Soil Chromi um 40.2 J-Cobal t 6.8 J-Iron 30,400Manganese113Vanadium45.9 BG-5D A naly t e (mg/kg) Sample Dept h (ft )30-31.5 40-40.5 102-104SoilSoilSoil Arse ni c DNE*DNE*9.4Chromium10.6 23.5 28.6Cobalt33.3 20.2 16.3Iron27,800 42,200 42,400Manganese652 J 835 671Selenium2.7 J 3.3 J 2.8 JVanadium29.5 22.6 26.5 GWA -1D A naly t e (mg/kg) Sample Dept h (ft )19-20 24-25SoilSoil Chromi um 30.6 20.2Cobalt18.6 13.8Iron48,300 35,900Manganese468465Selenium3.2 J DNE*Vanadi um 30.2 29 GWA -2D A naly te (mg/kg) Sample Dept h (ft)5-6.5 20-21.4 25-25.9SoilSoilSoil Chromi um 12.7 14.3 14.7Cobalt7.1 31.5 10.7Iron27,600 36,900 18,400Manganese83.7 941 481Vanadium11.3 30.6 24.9 GWA -3D A nalyte (mg/kg) Sample Depth (ft)28-28 33-33SoilSoil Chromi um 13 16.5Cobalt7.7 11.9Iron19,000 27,500Manganese288436SeleniumDNE*3 JVanadium16.1 20.1 GWA -4D A naly te (mg/kg) Sample Dept h (ft)0-4 5-6.5SoilSoil Chromium 38.2 34.2Cobalt21.6 15Iron36,600 30,900Manganese893744Vanadium73.9 60.5 GWA -5BR A nalyte (mg/kg) Sample Dept h (ft)9-11 13-14SoilSoil Chromi um 8.9 24.7Cobalt3.5 J 13.6Iron5,260 20,300Manganese97.9 237Vanadium12.1 52.4 GWA -6S A naly t e (mg/kg) Sample Dept h (ft )16-17 22-23SoilSoil Chromi um 21.9 17.9Cobalt9.6 16.3Iron17,600 25,600Manganese659567SeleniumDNE*6.1Vanadium28.1 22.8 GWA -7S A naly t e (mg/kg) Sample Dept h (ft )5-10 15-20 20-22SoilSoilSoil Boron DNE*DNE*47.1 JChromium28.8 29.6 32.9Cobalt5.7 16.9 16.9Iron20,900 32,100 46,500Manganese122938326Vanadium35.8 39 50.2 GWA -8D A naly t e (mg/kg) Sample Dept h (ft )20-21.5 30-31.5 40-41.5 55-56.5SoilSoilSoilSoil Chromi um 18.8 10.6 6.4 28.1Cobalt10.5 16.8 9.3 16.7Iron16,500 16,900 12,200 55,900Manganese2672753285,170SeleniumDNE*DNE*DNE*7.8Vanadium15.5 14.9 8.4 18.7 GWA -9D A naly te (mg/kg) Sample Dept h (ft )9-10 19-20 25-25 28-29SoilSoilSoilSoil Chromi um 14.9 67.1 20.2 26.1Cobalt18.6 11.1 16.1 15.7Iron27,500 40,000 40,100 36,700Manganese247376373449SeleniumDNE*DNE*3 J DNE*V anadi um 26.6 20.8 22.5 24.7 GWA -10D A naly t e (mg/kg) Sample Dept h (ft )10-11.5 25-26.5SoilSoil Chromi um 9.9 15.2Cobalt9.5 22.4Iron16,900 32,900Manganese2331,330Selenium3.3 3.4 J-V anadi um 21.4 22.7 GWA -11D A naly te (mg/kg) Sample Dept h (ft )10-11.5 15-15.2 20-21SoilSoilSoil Arse ni c 14.8 15 6.9Boron62.1 53.8 J 63.1Chromium46.2 42.9 187Cobalt27.2 22.5 21.5Iron63,300 52,200 62,500Manganese9168231,120Selenium3.9 J DNE*DNE*Vanadium 75.7 65.1 56.9 GWA -12D A nalyt e (mg/kg) Sample Dept h (ft )13-15Soil Arse ni c 30.6Boron60.1 JChromium48.7Cobalt23.9Iron58,700Manganese698Vanadium67.2 GWA -12S A naly t e (mg/kg) Sa mple Dept h (ft )4-6Soil Chromium 26.3Cobalt18.7Iron57,900Manganese597Selenium10.2Vanadium50.5 GWA -14S A naly t e (mg/kg) Sample Dept h (ft)18-21 18-21SoilSoil Chromium 28.2 26.3Cobalt11.8 11.5 JIron21,500 21,300Manganese373383Vanadium45.9 43.6 GWA -15D A nalyte (mg/kg) Sample Depth (ft )7-8 17-23 27-29 29-31SoilSoilSoilSoil Chromi um 51.2 30.7 6.5 16.6Cobalt19.7 11.9 4.4 J 11.8Iron37,700 24,000 11,000 21,600Manganese693359310968Vanadium72.4 57.2 DNE*18.4 MW-22BR A nalyte (mg/kg) Sample Dept h (ft )1-2Soil Arse ni c 9.3Chromium29.1Cobalt24.7Iron50,500Manganese1,050Vanadium51.4 MW-23BR A naly t e (mg/kg) Sample Dept h (ft)10-11.5 80-81.5 90-91.5SoilSoilSoil Arseni c 39.9 DNE*16.2Chromium13.4 26.2 27.2Cobalt49.6 8.3 10.6 J+Iron 16,600 45,900 25,300Manganese526104133SeleniumDNE*DNE*6.7 J-Vanadium 34.2 45.8 25.9 MW-303BR A naly t e (mg/kg) Sample Dept h (ft )10-11.5 25-26.5 35-35.4SoilSoilSoil Chromium 11.4 29.5 23Cobalt7.5 14.4 26.3Iron19,400 36,400 29,100Manganese2252601,010SeleniumDNE*4.9 J-DNE*V anadium 18.8 35.5 31.6 MW-310BR A naly t e (mg/kg) Sample Dept h (ft)44-46Soil Chromi um 27.9Cobalt12.6Iron23,700Manganese543Vanadium48.6 MW-311BR A naly t e (mg/kg) Sample Dept h (ft )10-11.5 40-41.5 45-50.5SoilSoilSoil Chromi um 18.9 30.4 13.9Cobalt9.2 9.5 7.6Iron29,600 32,400 25,100Manganese309215601SeleniumDNE*2.8 J DNE*V anadi um 30.3 21.8 9.1 MW-314BR A naly t e (mg/kg) Sample Dept h (ft )24-25.5 34-35.5SoilSoil Boron DNE*50.6 JChromium17.7 26.5Cobalt39.4 30.4Iron42,300 53,300Manganese1,600 1,530Selenium4.9 J DNE*Vanadium 32.2 37.5 MW-315BR A naly te (mg/kg) Sample Dept h (ft )10-11 15-16SoilSoil Chromium 15.7 21.6Cobalt7.5 18.9Iron18,500 39300 J+Mangane se 69 661Selenium5.3 J 4.3 J-V anadium 21.5 32.9 MW-317BR A naly t e (mg/kg) Sample Depth (ft)24-25 29-30SoilSoil Chromium 17 11.3Cobalt710Iron18,900 24,900Manganese429470Vanadium24.7 18.1 MW-318D A nalyte (mg/kg) Sample Dept h (ft )0-0SD A rse ni c 7 JChromium14.4Cobalt13.1Iron15,100Manganese382Vanadium28.5 S-1 A naly t e (mg/kg) Sample Depth (ft )1-2 10-11.5 15-16.5 20-21.5 25-26.5 35-35.5SoilSoilSoilSoilSoilSoil Arse ni c DNE*DNE*DNE*DNE*20 DNE*Chromi um 21.9 32.7 19.9 28.5 17 15.4Cobalt7 J+18.9 16.2 14.6 26.2 12.5Iron41,800 95,900 54,700 54,800 39,300 28,500Manganese113418202145328304Vanadium39.9 49.5 38.7 54.4 19.1 16 SB-1 A naly t e (mg/kg) Sample Depth (ft )1-2 10-11.5 20-21.5 30-31.2 35-36 65-65.3SoilSoilSoilSoilSoilSoil Arse ni c DNE*DNE*10.6 9.2 DNE*8.6Chromium20.3 30.9 111 34.7 27.1 36.1Cobalt131242.6 20.1 12 21.8Iron30,300 49,100 60,300 42,700 37,100 49,200Manganese2332561,150 395 837 433Vanadium21.3 41.4 33.8 24.2 26.2 34.1 SB-2 A naly t e (mg/kg) Sample Dept h (ft )1-2 10-11 20-21.5 35-36.5 40-40.3 45-45.2SoilSoilSoilSoilSoilSoil Arse ni c 7 J DNE*DNE*DNE*DNE*DNE*Chromi um 18 19.3 17.7 12.8 19.1 21.1Cobalt8.9 J-16.1 7.5 22.6 12.8 10.9Iron33,600 27,700 28,800 34,400 26,700 28,700Manganese20060182.7 2,840 289 274Vanadium37.3 35 34.3 21.5 27 28.6 SB-3 A naly te (mg/kg)Sample De pt h (ft )0-0SD Arse ni c 285Chromium34.5Cobalt17.1Iron32,000Manganese3,880Vanadium58.8 SW-3 A naly t e (mg/kg) Sample Dept h (ft )0-0SD Chromi um 15.4Cobalt11.4Iron21,500Manganese432Vanadium32.3 SW-4 A naly t e (mg/kg) Sample Dept h (ft)0-0SD Chromi um 12.3Cobalt4.5 JIron9,010Manganese136Vanadium15.8 SW-6 A naly t e (mg/kg) Sample Depth (ft )0-0SD Chromi um 9.4Cobalt3.9 JIron7,470Manganese181Vanadium10.5 SW-8 A nalyt e (mg/kg) Sample Depth (ft )0-0SD Chromi um 16.7Cobalt15.2 JIron21,600Manganese753Vanadium32.9 SW-5 A nalyt e (mg/kg) Sample Dept h (ft )0-0SD Chromi um 6.5Iron5,850Manganese133Vanadium6.2 J SW-7 A naly t e (mg/kg) Sample Dept h (ft )0-0SD Chromi um 14.3Cobalt12.4Iron13,600Manganese416Vanadium27.2 S-3 A naly t e (mg/kg) Sample De pt h (ft )0-0SD Arse ni c 6.9 JChromium11.9Cobalt14.6Iron12,400Manganese1,130Vanadium18.9 S-2 A naly t e (mg/kg) Ana l yte CAS No.NC PS RG P rot. GW Aluminum 7429-90-5 NSAntimony7440-36-0 0.9Arsenic7440-38-2 5.8Barium7440-39-3 580Beryllium7440-41-7 63Boron7440-42-8 45Cadmium7440-43-9 3.0Chromium*16065-83-1 3.8Cobalt7440-48-4 0.9Copper7440-50-8 700Iron7439-89-6 150Lead7439-92-1 270Manganese7439-96-5 65Mercury7439-97-6 1.0Molybdenum7439-98-7 NSNickel7440-02-0 130Nitrate14797-55-8 NSSelenium7782-49-2 2.1Silver7440-22-4 3.4Strontium7440-24-6 NSThallium7440-28-0 0.28Tin7440-31-5 10,000Vanadium7440-62-2 6.0Zinc7440-66-6 1,200*Ch rom iu m s ta nda rd s h own i s for Chro m ium VI fo r co m pa ri s on .No a vaila ble s tand a rd fo r Tota l Ch rom i u m . All u n its s how n in m g/kg . &<&< &<&< &<&<&< &< &<&< &<&< &<&< &< &<&< &<&< &<&< &<&< &<&< &<&< ! ! ! !( ! ! ! # # # D a n R i v e r , , , , , , , UNNAMED S T R E A M U N N A M E D S T R E A M BG-1D S R - 1 7 7 9 ASHSTORAGE 1 ASHSTORAGE 2 DAN RIVERCOMBINEDCYCLE STATION SERVICE WATERSETTLING POND DAN RIVERSTEAMSTATION ASH BASINPRIMARYCELL LCIDLANDFILL(CLOSED) ASH BASINSECONDARYCELL DUKE ENERGY CAROLINAS, LLCDAN RIVER STEAM STATION ASH BASIN ROCKINGHAM COUNTY, NORTH CAROLINA PA T H : \ \ S A C - S R V 0 1 \ G I S \ P R O J E C T S \ D U K E E N E R G Y \ A S H B A S I N \ M A P _ D O C S \ D A N R I V E R \ C A P \ R E P O R T _ D A N R V _ A R C H D _ C H E M B O X _ S W . M X D - U S E R : S N O R T O N - D A T E : 1 1 / 1 1 / 2 0 1 5 LEGEND: DUKE ENERGY PROPERTY ASH BASIN WASTE BOUNDARY ASH STORAGE AREA WASTE BOUNDARY COMPLIANCE BOUNDARY COMPLIANCE BOUNDARY COINCIDENT WITH DUKE ENERGY PROPERTY LANDFILL - LAND CLEARING & INERT DEBRIS STREAM &<ASH BASIN COMPLIANCE GROUNDWATER MONITORING WELL &<ASH BASIN VOLUNTARY GROUNDWATER MONITORING WELL &<ASSESSMENT GROUNDWATER MONITORING WELL !SURFACE WATER AND SEDIMENT SAMPLE LOCATION !(SEEP AND SEDIMENT SAMPLE LOCATION #NCDENR SEEP SAMPLE LOCATION DATE FIGURE NOVEMBER 2015 2-3 N 150 0 150 300 SCALE (FEET) GROUNDWATER, SURFACE WATER, AND SEEP ANALYTICAL RESULTS MAP Iron 490Manganese 370Vanadium 0.91 J AB-30BRAnalyte (µg/L)Antimony 1.5Chromium (VI) 1.38Manganese 430Vanadium 0.86 J AB-30DAnalyte (µg/L)Antimony 2.6 JCobalt 29Manganese 1,500pH (field) 4.92 AB-30SAnalyte (µg/L) Manganese 910 BG-5DAnalyte (µg/L)Cobalt 2.1Iron 890Manganese 110Vanadium 2.6 BG-5SAnalyte (µg/L) Cobalt 1.4Iron 1,700Manganese 810Vanadium 1.2 J+ GWA-11DAnalyte (µg/L)Chromium 15.6Cobalt 3.3Manganese 1,200pH (field) 5.83Vanadium 0.52 J GWA-11SAnalyte (µg/L) Manganese 300Vanadium 0.67 J GWA-14DAnalyte (µg/L) Chromium 17.7Cobalt 1.02Iron 411Manganese 122pH (field) 5.7 GWA-3DAnalyte (µg/L)Cobalt 12.2Manganese 533pH (field) 5.51 GWA-3SAnalyte (µg/L) Iron 370 J+Vanadium 1.5 GWA-4DAnalyte (µg/L)Cobalt 2.7Iron 530Manganese 590Vanadium 0.6 J GWA-4SAnalyte (µg/L) Iron 7,400Manganese 1,300 GWA-6DAnalyte (µg/L)Cobalt 1.3 JIron 21,200Manganese 3,700Vanadium 6.5 GWA-6SAnalyte (µg/L) Manganese 1,000 MW-10DAnalyte (µg/L) Cobalt 29.2Iron 400Manganese 880pH (field) 4.77Vanadium 2.6 MW-11Analyte (µg/L)Iron 850Manganese 130pH (field) 77.8 MW-11DAnalyte (µg/L) Arsenic 16.8Manganese 670Vanadium 1.5 MW-21SAnalyte (µg/L) Iron 760Manganese 270Vanadium 0.33 J MW-22BRAnalyte (µg/L)Iron 15,600Manganese 950Vanadium 0.74 J MW-22SAnalyte (µg/L) Iron 307Manganese 630Sulfate 416,000Total Dissolved Solids 873,000Vanadium 0.49 J GWA-5BRAnalyte (µg/L) Iron 840Manganese 270Sulfate 307,000Total Dissolved Solids 705,000Vanadium 1.5 GWA-15DAnalyte (µg/L) NOTES:U = NOT DETECTED ABOVE THE LABORATORY REPORTING LIMITJ = ESTIMATED CONCENTRATION<3.0 = LESS THAN THE LABORATORY REPORTING LIMITJ+ = ESTIMATED CONCENTRATION BIASED HIGHJ- = ESTIMATED CONCENTRATION BIASED LOWSURFACE WATER FRACTIONS:T = TOTAL FRACTIOND = DISSOLVED FRACTIONN = N/A OR NOT CLASSIFIEDmg/L: MILLIGRAMS PER LITERµg/L: MICROGRAMS PER LITER BG-1D, GWA-14S, GWA-15S AND S-4 DRY AT THE TIME OF SAMPLING FractionAluminum 613 TArsenic 15.5 TCopper 3.39 J+ DNitrite as N 29 NZinc 212 T SW-1Analyte (µg/L) Iron 550Manganese 920Sulfate 274,000Total Dissolved Solids 639,000 MW-21DAnalyte (µg/L) FractionAluminum 27,600 TArsenic 63.7 TChromium 33.6 TCobalt 15.5 TLead 20.1 TManganese 1,820 TNitrite as N 76 N Analyte (µg/L)SW-3 FractionAluminum 127 TCopper 7.38 J+ DNitrite as N 145 N Analyte (µg/L)SW-4 FractionAluminum 90 TManganese 290 TNitrite as N 300 N Analyte (µg/L)SW-5 Analyte (µg/L) FractionCopper 2.8 D SW-8 FractionAluminum 129 TArsenic 51.1 TManganese 154 TNitrite as N 132 N Analyte (µg/L)SW-9 FractionCobalt 4.88 TIron 5,720 TManganese 829 TVanadium 8.06 T S-1Analyte (µg/L) FractionDissolved Oxygen 4.65 NManganese 160 T Analyte (µg/L)CCSW001 FractionDissolved Oxygen 3.89 NManganese 2,200 T Analyte (µg/L)DRRC001 FractionDissolved Oxygen 4.47 NManganese 450 TTurbidity, field 86.42 N Analyte (µg/L)CCSW002 PARAMETER CAS RN FR A C T I O N Class C SourceAlkalinity, CO3 NAAlkalinity, HCO3 NAAlkalinity, lab NAAluminum7429-90-5 T 87 NCFWAntimony7440-36-0 T 640 NCHHArsenic7440-38-2 T 10 NCHHArsenic7440-38-2 D 150 NCFWAs(III)7784-46-5 T NAAs(V)10103-60-3 T NABarium7440-39-3 T 200 mg/l NCHHBeryllium7440-41-7 D 6.5 NCFWCadmium7440-43-9 D 0.15 NCFWCalcium7440-70-2 T NAChloride16887-00-6 T 230 mg/l NCFWChromium7440-47-3 T 11 EPA-ALChromium (III)16065-83-1 D 24 NCFWChromium (III)16065-83-1 T 74 EPA-ALChromium (VI)18540-29-9 D 11 NCFWChromium (VI)18540-29-9 T 11 NCFWCobalt7440-48-4 T 4 NCHHCopper7440-50-8 D 2.7 NCFWIron7439-89-6 T 1000 EPA-ALIron (II)1345-25-1 T NAIron (III)1309-37-1 T NALead7439-92-1 T 2.5 EPA-ALLead7439-92-1 D 0.54 NCFWMagnesium7439-95-4 T NAManganese7439-96-5 T 100 EPAHH2Manganese (II)1344-43-0 T NAManganese (IV)1313-13-9 T NAMercury7439-97-6 T 0.012 NCFWMethane74-82-8 T NAMolybdenum7439-98-7 T 2000 NCHHNickel7440-02-0 T 52 EPA-ALNickel7440-02-0 D 16 NCFWNitrogen, NO2 plus NO3 NO2-NO3 NApHPH 6.0 - 9.0 NCFWPotassium7440-09-7 T NASelenium7782-49-2 T 5 NCFWSelenium (IV)10102-18-8 T NASelenium (VI)13410-01-0 T NASodium7440-23-5 T NAStrontium7440-24-6 T 40 mg/l NCHHSulfate14808-79-8 T NASulfide18496-25-8 T NAThallium7440-28-0 T 0.47 NCHHTotal Dissolved Solids TDS NATotal Organic Carbon TOC NATotal Suspended Solids TSS NAZinc7440-66-6 D 36 NCFWZinc7440-66-6 T 120 EPA-AL General Notes:NA - Not applicableAll units in ug/l unless otherwise noted.Fraction Code Explanations:T - Total Recoverable FractionD - Dissolved Fraction (filtered samples)Source Key Explanations:NCFW - Freshwater Aquatic Life (Chronic value if available) Criteria from the North Carolina 15A NCAC 02B Surface Water Standards and Protective Values & EPA National Recommended Water Quality Criteria Triennial Review Combined Table NCHH - Human Health Criteria from the North Carolina 15A NCAC 02B Surface Water Standards and Protective Values & EPA National Recommended Water Quality Criteria Triennial Review Combined Table NCWS - Water Supply Criteria from the North Carolina 15A NCAC 02B Surface Water Standards and Protective Values & EPA National Recommended Water Quality Criteria Triennial Review Combined Table EPAHH1 - United States Environmental Protection Agency National Recommended Water Quality Criteria - Human Health Table - Organism + Water Criteria , RIVER FLOW DIRECTION PARAMETER CAS RN FR A C T I O N Water Supply SOURCEAlkalinity, CO3 100 mg/l NC WSAlkalinity, HCO3 NAAlkalinity, lab 100 mg/lAluminum7429-90-5 T 87 NC FWAntimony7440-36-0 T 5.6 NCWSArsenic7440-38-2 T 10 NCWSArsenic7440-38-2 D 150 NCFWAs(III)7784-46-5 T NAAs(V)10103-60-3 T NABarium7440-39-3 T 1 mg/l NCWSBeryllium7440-41-7 D 6.5 NCFWCadmium7440-43-9 D 0.15 NCFWCalcium7440-70-2 T NAChloride16887-00-6 T 230 mg/l NCFWChromium7440-47-3 T 11 EPA-ALChromium (III)16065-83-1 D 24 NCFWChromium (III)16065-83-1 T 74 EPA-ALChromium (VI)18540-29-9 D 11 NCFWChromium (VI)18540-29-9 T 11 NCFWCobalt7440-48-4 T 3 NCWSCopper7440-50-8 D 2.7 NCFWIron7439-89-6 T 1000 EPA-ALIron (II)1345-25-1 T NAIron (III)1309-37-1 T NALead7439-92-1 T 2.5 EPA-ALLead7439-92-1 D 0.54 NCFWMagnesium7439-95-4 T NAManganese7439-96-5 T 50 EPAHH1Manganese (II)1344-43-0 T NAManganese (IV)1313-13-9 T NAMercury7439-97-6 T 0.012 NCFWMethane74-82-8 NAMolybdenum7439-98-7 T 160 NCWSNickel7440-02-0 T 25 NCWSNickel7440-02-0 D 16 NCFWNitrate14797-55-8 10 mg/l NCWSNitrogen, NO2 plus NO3 NO2-NO3 NApHPH 6.0 - 9.0 NCFWPotassium7440-09-7 T NASelenium7782-49-2 T 5 NCFWSelenium (IV)10102-18-8 T NASelenium (VI)13410-01-0 T NASodium7440-23-5 T NAStrontium7440-24-6 T 14 mg/l NCWSSulfate14808-79-8 T 250 mg/l NCWSSulfide18496-25-8 T NAThallium7440-28-0 T 0.24 NCWSTotal Dissolved Solids TDS 250 mg/l EPAHH1Total Organic Carbon TOC NATotal Suspended Solids TSS NAZinc7440-66-6 D 36 NCFWZinc7440-66-6 T 120 EPA-AL General Notes:NA - Not applicableAll units in ug/l unless otherwise noted.Fraction Code Explanations:T - Total Recoverable FractionD - Dissolved Fraction (filtered samples)Source Key Explanations:NCFW - Freshwater Aquatic Life (Chronic value if available) Criteria from the North Carolina 15A NCAC 02B Surface Water Standards and Protective Values & EPA National Recommended Water Quality Criteria Triennial Review Combined Table NCHH - Human Health Criteria from the North Carolina 15A NCAC 02B Surface Water Standards and Protective Values & EPA National Recommended Water Quality Criteria Triennial Review Combined Table NCWS - Water Supply Criteria from the North Carolina 15A NCAC 02B Surface Water Standards and Protective Values & EPA National Recommended Water Quality Criteria Triennial Review Combined Table EPAHH1 - United States Environmental Protection Agency National Recommended Water Quality Criteria - Human Health Table - Organism + Water Criteria LEGEND: SUCK CR PROSPE SI T E C O N C E P T U A L M O D E L - 3 D R E P R E S E N T A T I O N DU K E E N E R G Y C A R O L I N A S , L L C DA N R I V E R S T E A M S T A T I O N RO C K I N G H A M C O U N T Y , N O R T H C A R O L I N A DATE FIGURENOVEMBER 2015 3-1NFlowDirectionFlowDirectionNAsh Basin Secondary Cell Ash Basin Primary Cell As h S t o r a g e 1 As h S t o r a g e 2 F o r m e r D r e d g e P o n d S e r v i c e W a t e r S e t t l i n g P o n d Evaporation/Precipitation Fra c t u r e d B e d r o c k / Bed r o c k F l o w L a y e r Reg o l i t h / S h a l l o w a n d D e e p F l o w L a y e r s Dan River LE G E N D Ap p r o x i m a t e P o n d / R i v e r E x t e n t Un n a m e d T r i b u t a r y w i t h F l o w D i r e c t i o n *V I S U A L A I D O N L Y - D e p i c t i o n N O T t o S c a l e Gr o u n d w a t e r F l o w D i r e c t i o n Fr a c t u r e d B e d r o c k ( B e d r o c k F l o w L a y e r ) Re g o l i t h ( S h a l l o w a n d D e e p F l o w L a y e r s ) So u r c e A r e a s Ar e a s o f a r s e n i c , b o r o n , c h r o m i u m , s u l f a t e an d t o t a l d i s s o l v e d s o l i d s ( T D S ) 2 L E x c e e d a n c e s Cr o s s S e c t i o n L o c a t i o n A - A ’ No t e : NC 2 L G r o u n d w a t e r E x c e e d a n c e s Ar s e n i c - 1 0 u g / l ( m i c r o g r a m s p e r l i t e r ) Bo r o n - 7 0 0 u g / l Ch r o m i u m - 1 0 u g / l Su l f a t e - 2 5 0 , 0 0 0 u g / l TD S - 5 0 0 , 0 0 u g / l A A’ Fl ow D i re c t i on Fl o w Di r e c t i o n 1 I 2 I 3 I 4 I 5 I 6 I 7 I 650 WE 550 z 0 500 a w J W 450 400 L 0 200 HDR Engineering, Inc. of the Carolinas N.C.B.E.L.S. License Number: F-0116 440 S. Church Street, Suite 900 Charlotte, NC 28202-2075 704.338.6700 400 600 800 1000 1200 DISTANCE (ft) ISSUE DATE DESCRIPTION SECTION A SCALE: HORIZ 1 "=100' - VERT 1 "=25' PROJECT MANAGER B. COSTNER DRAWN BY: - DESIGNED BY: - CHECKED BY: - APPROVED BY: - PROJECT NUMBER 000000000266731 1400 1600 NOT FOR CONSTRUCTION :We 2000 2200 DUKE ENERGY CAROLINASILIC DUKE �. 'ENERGY.. DAN RIVER STEAM STATION ROCKINGHAM COUNTY NORTH CAROLINA 650 550 500 450 400 2400 NOTES: 1. CONCEPTUAL DRAWING FOR DEMONSTRATION PURPOSES ONLY. 2. BEDROCK FRACTURES DEPICTED ON SECTION DO NOT REPRESENT ACTUAL FRACTURE FREQUENCY OR ORIENTATION. D LEGEND: WATER TABLE SURFACE (JUNE 2015) FI LL ASH REGOLITH BEDROCK (FRACTURED) LEACHATE GROUNDWATER FLOW PATH SITE CONCEPTUAL MODEL CROSS SECTIONAL 0 1" 2" FILENAME FIGURE 3-2.DWG SHEET SCALE AS NOTED FIGURE 3-2 C 10 vi D a n R i v e r S R - 1 7 7 9 AB5SAB5S 521.88521.88 AB10SAB10S 520.04520.04AB10SLAB10SL 498.51498.51 AB25SAB25S 495.48495.48 AB30SAB30S 514.09514.09 BG5SBG5S 507.26507.26 GWA1SGWA1S 569.14569.14 GWA2SGWA2S 562.48562.48 GWA3SGWA3S 552.67552.67 GWA4SGWA4S 506.09506.09 GWA6SGWA6S 486.91486.91 GWA7SGWA7S 525.58525.58 GWA8SGWA8S 568.01568.01 GWA9SGWA9S 580.3580.3 GWA10SGWA10S 523.18523.18 GWA11SGWA11S NMNM GWA12SGWA12S 571.23571.23 GWA14SGWA14S NMNM GWA15SGWA15S NMNM MW10MW10 DRYDRY MW12MW12 571.17571.17 MW20SMW20S 555.74555.74 MW21SMW21S 493.74493.74 MW22SMW22S 484.3484.3 MW9MW9 DRYDRY 5 7 0 '5 7 0 ' 560'560' 550'550' 540'540' 530'530' 520'520' 510'510' 500'500' 5 6 0 '5 6 0 ' 5 5 0 '5 5 0 ' 5 4 0 '5 4 0 ' 5 3 0 '5 3 0 ' 5 2 0 '5 2 0 ' 5 8 0 '5 8 0 ' 5 1 0 '5 1 0 ' 5 7 0 '5 7 0 '5 6 0 '5 6 0 ' ROCKINGHAM COUNTY, NORTH CAROLINA DATE FIGURE NOVEMBER, 2015 3-3 P A T H : \\S A C -S R V 0 1 \G I S \P R O J E C T S \D U K E E N E R G Y \A S H B A S I N \M A P _D O C S \D A N R I V E R \C A P \R E P O R T _D A N R V _ A N S I B _G W _C O N T O U R _S _W E L L _C O N T O U R S .M X D - U S E R : G P O P U L I S - D A T E : 1 1 /1 1 /2 0 1 5 LEGEND: GROUNDWATER ASSESSMENT MONITORING WELL COMPLIANCE GROUNDWATER MONITORING WELL VOLUNTARY GROUNDWATER MONITORING WELL GROUNDWATER CONTOUR LINE DUKE ENERGY PROPERTY BOUNDARY ASH BASIN WASTE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY COINCIDENT WITH DUKE ENERGY PROPERTY BOUNDARY STREAM 500 0 500 1,000 SCALE (FEET) N POTENTIOMETRIC SURFACE MAP – "S" WELLS DUKE ENERGY CAROLINAS, LLCDAN RIVER STEAM STATION ASH BASIN D a n R i v e r S R - 1 7 7 9 AB5DAB5D 521.38521.38 AB10DAB10D 492.1492.1 AB25DAB25D 490.77490.77 AB30DAB30D 490.52490.52 AS2DAS2D 528.21528.21 AS4DAS4D 544.15544.15 AS6DAS6D NMNM AS8DAS8D NMNM AS10DAS10D NMNM AS12DAS12D NMNM BG1DBG1D 499.73499.73 BG5DBG5D 479.3479.3 GWA1DGWA1D 569.49569.49 GWA2DGWA2D 558.87558.87 GWA3DGWA3D 549.35549.35 GWA4DGWA4D 500.15500.15 GWA6DGWA6D 483.72483.72 GWA7DGWA7D 524.87524.87 GWA8DGWA8D 566.73566.73 GWA9DGWA9D 579.15579.15 GWA10DGWA10D 519.97519.97 GWA11DGWA11D NMNM GWA12DGWA12D 563.44563.44 GWA14DGWA14D NMNM GWA15DGWA15D NMNM MW318DMW318D 536.49536.49 MW10DMW10D 481.44481.44 MW11DMW11D 493.13493.13 MW12DMW12D 571.15571.15 MW20DMW20D 557.13557.13 MW21DMW21D 497.02497.02 MW22DMW22D NMNM MW23DMW23D 514.1514.1 MW9DMW9D 492.8492.8 OW308DOW308D 524.54524.54 OW315DOW315D NMNM 570'570' 560'560' 550'550' 540'540' 530'530' 520'520' 510' 510' 500' 500'490'490' 480' 480' 5 4 0 '5 4 0 ' 5 3 0 '5 3 0 ' 5 1 0 '5 1 0 ' 5 0 0 '5 0 0 ' 5 2 0 '5 2 0 ' 4 9 0 '4 9 0 ' 4 8 0 '4 8 0 ' ROCKINGHAM COUNTY, NORTH CAROLINA DATE FIGURE NOVEMBER, 2015 3-4 P A T H : \\S A C -S R V 0 1 \G I S \P R O J E C T S \D U K E E N E R G Y \A S H B A S I N \M A P _D O C S \D A N R I V E R \C A P \R E P O R T _D A N R V _ A N S I B _G W _C O N T O U R _D _W E L L _C O N T O U R S .M X D - U S E R : G P O P U L I S - D A T E : 1 1 /1 1 /2 0 1 5 LEGEND: GROUNDWATER ASSESSMENT MONITORING WELL CLOSURE OBSERVATION WELL COMPLIANCE GROUNDWATER MONITORING WELL VOLUNTARY GROUNDWATER MONITORING WELL GROUNDWATER CONTOUR LINE DUKE ENERGY PROPERTY BOUNDARY ASH BASIN WASTE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY COINCIDENT WITH DUKE ENERGY PROPERTY BOUNDARY STREAM 500 0 500 1,000 SCALE (FEET) N POTENTIOMETRIC SURFACE MAP – "D" WELLS DUKE ENERGY CAROLINAS, LLCDAN RIVER STEAM STATION ASH BASIN D a n R i v e r S R - 1 7 7 9 5 3 0 '5 3 0 ' 5 2 0 '5 2 0 ' 5 1 0 '5 1 0 ' 5 0 0 ' 5 0 0 ' 4 9 0 ' 4 9 0 ' 5 4 0 '5 4 0 ' AB25BRAB25BR 485.85485.85 AB30BRAB30BR 505.97505.97 AB35BRAB35BR 509.53509.53 AS8BRAS8BR NMNM GWA5BRGWA5BR 496.62496.62 MW22BRMW22BR 486.06486.06 MW23BRMW23BR NMNM MW301BRMW301BR NMNM MW303BRMW303BR NMNM MW306BRMW306BR NMNM MW308BRMW308BR 521.24521.24 MW310BRMW310BR NMNM MW311BRMW311BR 495.51495.51MW314BRMW314BR 510.08510.08 MW315BRMW315BR NMNM MW317BRMW317BR 547.58547.58 ROCKINGHAM COUNTY, NORTH CAROLINA DATE FIGURE NOVEMBER, 2015 3-5 P A T H : \\S A C -S R V 0 1 \G I S \P R O J E C T S \D U K E E N E R G Y \A S H B A S I N \M A P _D O C S \D A N R I V E R \C A P \R E P O R T _D A N R V _ A N S I B _G W _C O N T O U R _B R _W E L L _C O N T O U R S .M X D - U S E R : G P O P U L I S - D A T E : 1 1 /1 1 /2 0 1 5 LEGEND: GROUNDWATER ASSESSMENT MONITORING WELL GROUNDWATER CONTOUR LINE DUKE ENERGY PROPERTY BOUNDARY ASH BASIN WASTE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY COINCIDENT WITH DUKE ENERGY PROPERTY BOUNDARY STREAM 500 0 500 1,000 SCALE (FEET) N POTENTIOMETRIC SURFACE MAP – "BR" WELLS DUKE ENERGY CAROLINAS, LLCDAN RIVER STEAM STATION ASH BASIN D a n R i v e r S R - 1 7 7 9 AB5SAB5S -0.023-0.023 AB10SAB10S -0.49-0.49 AB25SAB25S -0.1-0.1 AB30SAB30S -0.693-0.693 BG5SBG5S -1.864-1.864 GWA1SGWA1S 0.0040.004 GWA2SGWA2S -0.103-0.103 GWA3SGWA3S -0.188-0.188 GWA4SGWA4S -0.33-0.33 GWA6SGWA6S -0.182-0.182 GWA7SGWA7S -0.026-0.026 GWA8SGWA8S -0.053-0.053 GWA9SGWA9S -0.038-0.038 GWA10SGWA10S -0.214-0.214 GWA12SGWA12S -0.41-0.41 MW12MW12 -0.002-0.002 MW20SMW20S 0.0510.051 MW21SMW21S 0.3330.333 ROCKINGHAM COUNTY, NORTH CAROLINA DATE FIGURE NOVEMBER, 2015 3-6 P A T H : \\S A C -S R V 0 1 \G I S \P R O J E C T S \D U K E E N E R G Y \A S H B A S I N \M A P _D O C S \D A N R I V E R \C A P \R E P O R T _D A N R V _ A N S I B _V E R T G R A D _S T O D _C O N T O U R S .M X D - U S E R : G P O P U L I S - D A T E : 1 1 /1 1 /2 0 1 5 LEGEND: GROUNDWATER ASSESSMENT MONITORING WELL COMPLIANCE GROUNDWATER MONITORING WELL VOLUNTARY GROUNDWATER MONITORING WELL DUKE ENERGY PROPERTY BOUNDARY ASH BASIN WASTE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY COINCIDENT WITH DUKE ENERGY PROPERTY BOUNDARY STREAM 500 0 500 1,000 SCALE (FEET) N VERTICAL GRADIENT – S TO D DUKE ENERGY CAROLINAS, LLCDAN RIVER STEAM STATION ASH BASIN D a n R i v e r S R - 1 7 7 9 AB25BRAB25BR -0.079-0.079 AB30BRAB30BR 0.2810.281 ROCKINGHAM COUNTY, NORTH CAROLINA DATE FIGURE NOVEMBER, 2015 3-7 P A T H : \\S A C -S R V 0 1 \G I S \P R O J E C T S \D U K E E N E R G Y \A S H B A S I N \M A P _D O C S \D A N R I V E R \C A P \R E P O R T _D A N R V _ A N S I B _V E R T G R A D _B R T O D _C O N T O U R S .M X D - U S E R : G P O P U L I S - D A T E : 1 1 /1 1 /2 0 1 5 LEGEND: GROUNDWATER ASSESSMENT MONITORING WELL DUKE ENERGY PROPERTY BOUNDARY ASH BASIN WASTE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY COINCIDENT WITH DUKE ENERGY PROPERTY BOUNDARY STREAM 500 0 500 1,000 SCALE (FEET) N VERTICAL GRADIENT – BR TO D DUKE ENERGY CAROLINAS, LLCDAN RIVER STEAM STATION ASH BASIN