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HomeMy WebLinkAboutNC0000396_Asheville Figures_20160219NOTES:1 FROM DRINKING WATER WELL AND RECEPTOR STUDY (APPENDIX B). 2 BORON EXHIBITS THE GREATEST THREE-DIMENSIONAL EXTENT OF MIGRATION FROMTHE ASHEVILLE STEAM ELECTRIC PLANT ASH BASIN. The NORTH CAROLINA 2L (NC2L)FOR BORON IS 700 μg/L. 3 APRIL 17, 2014 AERIAL ORTHOPHOTOGRAPHY OBTAINED FROM WSP. 4 2013 AERIAL ORTHOPHOTOGRAPHY OBTAINED FROM THE NC CENTER FORGEOGRAPHIC INFORMATION AND ANALYSIS. (http://services.nconemap.gov/) 5 PARCEL BOUNDARY WAS OBTAINED FROM THE NC CENTER FOR GEOGRAPHICINFORMATION AND ANALYSIS. (http://services.nconemap.gov/) 6 DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANECOORDINATE SYSTEM FIPS 3200 (NAD83/2011). I-26 I-26 SR-3656 S R -3 5 5 0 SR-3528 S R - 3 5 9 6 SR-3675 S R -3 5 2 3 S R -3 5 2 4 SR-3676 S R -3 6 7 7 SR-3666 S R -3 5 5 1 U S - 2 5 S R -3 6 6 6 S R -3 4 9 6 S R -3 6 6 8 S R -3 5 5 2 S R -3 6 5 7 SR-3655 SR-3497 S R-3527 S R -3 5 2 1 S R -3 5 9 7 S R - 3 6 6 7 SR-3522 R M P - 4 8 8 6 S R -3 6 5 3 R M P - 4 8 8 9 S R -3 4 8 6 N C -2 8 0 S R - 3 5 2 5 S R -3 6 1 8 S R -3 5 6 8 S R -3 5 6 4 S R -3 4 9 5 SR-3553 S R -3 4 9 8 1982 ASHBASIN 1964 ASHBASIN F R E N C H B R O A D R I V E R LAKEJULIAN HOT POND S E T T L I N G P O N D W.E.BASINS LAKEJULIAN FIGURE ES-1SITE CONCEPTUAL MODEL - PLAN VIEWASHEVILLE STEAM ELECTRIC PLANT LEGEND WATER SUPPLY WELL1 AREA OF CONCENTRATIONS IN GROUNDWATER ABOVE NC2L2 GENERALIZED GROUNDWATER FLOW DIRECTION ASH BASIN BOUNDARY ASH BASIN COMPLIANCE BOUNDARY HALF-MILE OFFSET FROM ASH BASIN COMPLIANCE BOUNDARY DUKE ENERGY PROGRESS ASHEVILLE PLANT SITE BOUNDARY DITCH STREAM ± P :\D U K E E N E R G Y P R O G R E S S .1 0 2 6 \0 0 G I S B A S E D A T A \A S H E V I L L E \M A P _D O C S \C A P _D R A F T \F I G U R E E S -1 P L A N V I E W S I T E C O N C E P T U A L M O D E L .M X D PROJECT MANAGER: T. PLATING DRAWN BY: B. YOUNG DATE: 02/03/2016DATE: 02/03/2016 148 RIVER STREET, SUITE 220,GREENVILLE, SC 29601864-421-9999www.synterracorp.com ASHEVILLE STEAM ELECTRIC PLANT200 CP & L DRIVEARDEN, NORTH CAROLINA GRAPHIC SCALE CHECKED BY: T. PLATING 500 0 500 1,000 1,500 2,000 IN FEET 1 4 8 R I V E R S T R E E T , S U I T E 2 2 0 G R E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 P H O N E 8 6 4 - 4 2 1 - 9 9 9 9 w w w . s y n t e r r a c o r p . c o m P R O J E C T M A N A G E R : L A Y O U T : D R A W N B Y : T O D D P L A T I N G D A T E : A N T W A N R O B I N S O N F I G - E S - 2 ( C O N C E P C O R R A C T I O N ) 0 2 / 1 6 / 2 0 1 6 0 2 / 1 7 / 2 0 1 6 9 : 1 4 A M P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W A s s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ D E A S H E V I L L E C A P E S - 2 ( C O N C E P T U A L ) . d w g F I G U R E E S - 2 C O N C E P T U A L C O R R E C T I V E A C T I O N 1 9 6 4 & 1 9 8 2 A S H B A S I N S A S H E V I L L E S T E A M E L E C T R I C P L A N T A R D E N , N O R T H C A R O L I N A N O T T O S C A L E PROPERTY LINE1964 ash basin source control ash removal and monitored natural atte n u a t i o n ( M N A ) . 1982 ash basin source control ash removal and MNA. W E S T E A S T S O U T H W E S T N O R T H E A S T SETTLING PONDFORMER 1982 ASH BASIN(SOURCE REMOVED) L A K E J U L I A N MONITORED NATURAL ATTENUATION (MNA)1964 ASH BASIN(SOURCE REMOVED)FRENCH BROAD RIVERSETTLING POND L A K E J U L I A N FRENCH BROAD RIVER 1982 ASH BASIN(SOURCE REMOVED)PROPERTY LINE COMPLIANCE BOUNDARY WASTE BOUNDARY COMPLIANCE BOUNDARY WASTE BOUNDARY MONITORED NATURAL ATTENUATION (MNA)MONITORED NATURAL ATTENUATION (MNA)COMPLIANCE BOUNDAR Y WASTE BOUNDARYCOMPLIANCE BOUNDAR Y WASTE BOUNDARY P R O P E R T Y L I N E P R O P E R T Y L I N E FORMER 1964 ASH BASIN(SOURCE REMOVED) 1 9 6 4 A S H B A S I N ( S O U R C E R E M O V E D ) 1 9 8 2 A S H B A S I N ( S O U R C E R E M O V E D ) M O N I T O R E D N A T U R A L A T T E N U A T I O N ( M N A ) GRAVEL ROAD I-26 F I L L / R E G O L I T H I-26 F R E N C H B R O A D R I V E R S E E P S B E D R O C K F I L L F I L L / R E G O L I T H A N T I C I P A T E D O R P O T E N T I A L A R E A O F C O N C E N T R A T I O N S I N G R O U N D W A T E R A B O V E 2 L O R I M A C B E D R O C K A N T I C I P A T E D O R P O T E N T I A L A R E A O F C O N C E N T R A T I O N S I N G R O U N D W A T E R A B O V E 2 L O R I M A C B E D R O C K F R E N C H B R O A D R I V E R S E E P S F I L L / R E G O L I T H I-26 I-26 M O N I T O R E D N A T U R A L A T T E N U A T I O N ( M N A ) 1 9 6 4 a s h b a s i n s o u r c e c o n t r o l a s h r e m o v a l a n d M N A . 1 9 8 2 a s h b a s i n s o u r c e c o n t r o l a s h r e m o v a l a n d M N A . PROJECT MANAGER: LAYOUT: DRAWN BY: KATHY WEBB DATE:J. CHASTAIN FIGURE 1-1 (USGS TOPO MAP) 1/6/2016 FIGURE 1-1 SITE LOCATION MAP DUKE ENERGY PROGRESS ASHEVILLE STEAM ELECTRIC PLANT 200 CP&L DRIVE ARDEN, NORTH CAROLINA SKYLAND NC QUADRANGLE 2000 GRAPHIC SCALE 1000 IN FEET 10000CONTOUR INTERVAL: MAP DATE: 20 FT 1991 148 RIVER STREET, SUITE 220 GREENVILLE, SOUTH CAROLINA PHONE 864-421-9999 www.synterracorp.com I - 2 6 LAKE JULIAN P O W E L L C R E E K F R E N C H B R O A D R I V E R 01 / 0 8 / 2 0 1 6 1 0 : 5 1 A M P: \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W A s s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ D E A S H E V I L L E C A P F I G 1 - 1 ( U S G S T O P O M A P ) . d w g SOURCE: USGS TOPOGRAPHIC MAP OBTAINED FROM THE USGS STORE AT http://store.usgs.gov/b2c_usgs/b2c/start/%%%28xcm=r3standardpitrex_prd%%%29/.do WASTE BOUNDARY 500' COMPLIANCE BOUNDARY DUKE ENERGY PROGRESS PROPERTY BOUNDARY ASHEVILLE WINSTON-SALEM CHARLOTTE BUNCOMBE COUNTY I - 2 6 0 2 / 1 8 / 2 0 1 6 1 1 : 2 1 A M P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W A s s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ D E A S H E V I L L E C A P F I G 1 - 2 ( S I T E L A Y O U T M A P ) . d w g 1 . ) 2 0 1 4 A E R I A L P H O T O G R A P H W A S O B T A I N E D F R O M U S D A G E O S P A T I A L D I G I T A L G A T E W A Y CB-5 MW-20A CB-6MW-19BRCB-4CB-4B M W - 2 3 D U M W - 2 3 D L M W - 2 3 B R MW-21DMW-22DMW-22B R P Z - 2 2 M W - 0 6 S M W - 0 6 D M W - 0 6 B R GW-4 PZ-19 P - 1 0 0 P - 1 0 1 PZ-16PZ-17SPZ-17D MW-17A MW-16AMW-16BRCB-7 MW-18DMW-18BRGW-3 APD-1MW-07BR GW-2 B-2B-1B-1-A SETTLING PONDABMW-02ABMW-02S DP-1 APD-7 MW-09SMW-09DMW-09BRMW-08SMW-08BR C-03 CB-8 MW-12DMW-12BR CB-08DCB-08BR MW-15AMW-15DMW-15BR B A C K G A T E G U A R D H O U S E CP & L DRIVE W A T E R I N T A K E P O O L W A T E R I N T A K E L A K E J U L I A N C B - 0 1 D C B - 0 1 B R C B - 1 G W - 0 1 D G W - 0 1 B R M W - 0 1 D M W - 0 1 B R P Z - 2 6 G W - 1 C B - 2 G W - 5 C B - 3 C B - 3 R M W - 0 3 D M W - 0 3 B R MW-05 D MW-05 B R N E W R O C K W O O D R D A B E R D E E N D R D O U G L A S F I R D R FISCHER MILL RD CB-9CB-09SLCB-09BRMW-13DMW-13BRINTERSTATE 26 POWELL CREEK L A K E J U L I A N RAW WATERINTAKE POINT NEW NPDESOUTFALL OO1 S O U R C E S : 2 . ) D R A W I N G H A S B E E N S E T W I T H A P R O J E C T I O N O F N O R T H C A R O L I N A S T A T E P L A N E C O O R D I N A T E S Y S T E M F I P S 3 2 0 0 ( N A D 8 3 ) . 3 . ) P A R C E L B O U N D A R Y W A S O B T A I N E D F R O M B U N C O M B E C O U N T Y G I S D A T A . 5 . ) C O M P L I A N C E M O N I T O R I N G W E L L L O C A T I O N S A N D W A S T E B O U N D A R Y F R O M F C A O F N C , S U R V E Y D A T E D M A R C H 2 0 0 9 . C O M P L I A N C E W E L L S C B - 3 R , C B - 9 A N D S G - 1 S U R V E Y E D B Y F C A O F N C , S U R V E Y D A T E D 2 0 1 2 - 1 1 - 2 8 . 6 . ) A D D I T I O N A L M O N I T O R I N G W E L L A N D P I E Z O M E T E R L O C A T I O N S W E R E B A S E D O N D A T A P R O V I D E D B Y P R O G R E S S E N E R G Y . 4 . ) N E W W E L L S W E R E S U R V E Y E D B Y M c K I M & C R E E D . T H E H O R I Z O N T A L D A T U M I S S E T T O N A D 8 3 A N D T H E V E R T I C A L D A T U M I S S E T N G V D 8 8 . L E G E N D A R E A O F C O N S T R U C T I O N A N D D E W A T E R I N G A S S E S S M E N T W E L L P I E Z O M E T E R O R M O N I T O R I N G W E L L M W - 0 9 S C B - 1 C B - 9 G W - 2 5 0 0 f t C O M P L I A N C E B O U N D A R Y D U K E E N E R G Y P R O G R E S S W A S T E B O U N D A R Y D O W N G R A D I E N T C O M P L I A N C E W E L L B A C K G R O U N D C O M P L I A N C E W E L L I N T E R S T A T E 2 6 H O T P O N D SW-1SW-02SW-03 FB-02 N-01SD-01A-01A-02 1 4 8 R I V E R S T R E E T , S U I T E 2 2 0 G R E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 P H O N E 8 6 4 - 4 2 1 - 9 9 9 9 w w w . s y n t e r r a c o r p . c o m P R O J E C T M A N A G E R : L A Y O U T : D R A W N B Y : T O D D P L A T I N G D A T E : C . N E W E L L F I G 1 - 2 ( S I T E L A Y O U T ) 0 2 / 1 5 / 2 0 1 6 F I G U R E 1 - 2 S I T E L A Y O U T M A P A S H E V I L L E S T E A M E L E C T R I C P L A N T A R D E N , N O R T H C A R O L I N A F-03F-02 F-01K-01 M-01 K - 0 2 82EO-1&2 P - 0 1 FB-01 MAIN GATE S W - 0 6 P - 1 0 3 P - 1 0 2 H E Y W O O D R D 1 9 8 2 A S H B A S I N AB-1AB-3 A B - 1 0 1964 ASH BASIN A B - 9 S W - 0 7 ABMW-04ABMW-04DABMW-4BR R A I L R O A D RAILROAD YARD C O A L S T O C K P I L E R A I L R O A D Y A R D A S H B O R I N G L O C A T I O N A B - 1 0 S U R F A C E W A T E R L O C A T I O N A R E A O F W E T N E S S S W - 0 7 K - 0 2 N P D E S O U T F A L L N P D E S O U T F A L L O O 1 C H A R A D E W A T E R I N G P U M P # 2 N E W D A T A G A P W E L L ( A P P R O X I M A T E ) C B - 0 1 B R L C B - 0 1 B R L A B M W - 1 1 B R EL E C T R I C A L SU B S T A T I O N A B O V E G R O U N D T A N K 3 0 0 0 3 0 0 6 0 0 G R A P H I C S C A L E I N F E E T M W - 2 4 S M W - 2 4 B R BEALE RD O L D S H O A L S R D G L E N N B R I D G E R D N E W R O C K W O O D R D W I N D I N G O A K D R S P R I N G H I L L D R W I N D I N G O A K C R B E A R L E A H T R FRENCH BROAD RIVER1.) PIEZOMETERS PZ-16, PZ-23, PZ-24 AND PZ-26 WERE UPGRADED WITH NEW CONCRETE PADSAND PROTECTIVE CASINGS. ADP-7 AND DP-1 WERE UPGRADED WITH NEW CONCRETE PADS ANDPROTECTIVE CASINGS.2.) PIEZOMETERS PZ-1D, PZ-1S, PZ-5, PZ-6 AND PZ-12 WERE PROPERLY ABANDONED.PIEZOMETER UPGRADES AND ABANDONMENTS WERE PERFORMED BY PROBE TECHNOLOGIESWITH OVERSIGHT PROVIDED BY SYNTERRA ON MARCH 5 AND 6, 2013.POND P O N D S T R E A M W I T H F L O W D I R E C T I O N 1.) PZ-23, PZ-24, ABMW-08, MW-02BR, MW-04D, PZ-23, AND PZ-24.WELL ABANDONMENT WAS PERFORMED BY CASCADE WITH OVERSIGHT PROVIDED BYSYNTERRA ON JULY 18, 2015.1.) ABMW-05S, ABMW-05D, ABMW-05BR, ABMW-06BR, ABMW-07, AND ABMW-07S.WELL ABANDONMENT WAS PERFORMED BY CASCADE WITH OVERSIGHT PROVIDED BYSYNTERRA ON OCTOBER 23, 2015. C H A R A D E W A T E R I N G P U M P # 1 64EO-3 SW-05D-01 C-01E-01 C-02 64EO-1&2 SW-04MW-18BRL 0 2 / 0 4 / 2 0 1 6 1 0 : 3 7 A M P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W A s s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ D E A S H E V I L L E C A P W L M A P . d w g 1 4 8 R I V E R S T R E E T , S U I T E 2 2 0 G R E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 P H O N E 8 6 4 - 4 2 1 - 9 9 9 9 w w w . s y n t e r r a c o r p . c o m P R O J E C T M A N A G E R : L A Y O U T : D R A W N B Y : T O D D P L A T I N G D A T E : J O H N C H A S T A I N F I G 2 - 1 ( W L M A P S U R F I C I A L ) 0 1 / 0 4 / 2 0 1 6 F I G U R E 2 - 1 S U R F I C I A L W A T E R L E V E L M A P D E C E M B E R 2 0 1 5 A S H B A S I N S A S H E V I L L E S T E A M E L E C T R I C P L A N T A R D E N , N O R T H C A R O L I N A 1 . ) O C T O B E R 1 6 , 2 0 1 5 A E R I A L P H O T O G R A P H W A S O B T A I N E D F R O M G O O G L E E A R T H C H A R A D E W A T E R I N G P U M P # 1 ( N O T I N U S E ) C H A R A D E W A T E R I N G P U M P # 2 2 5 0 0 2 5 0 5 0 0 G R A P H I C S C A L E I N F E E T CB-52036.98 MW-20A2032.72 CB-62032.17MW-19BRCB- 4 B C B - 4 2 0 4 8 . 6 5 M W - 2 3 B R M W - 2 3 D L M W - 2 3 D U 2 0 9 8 . 3 7 MW-21D2041.59MW-2 2 D 2045. 8 5 M W - 2 2 B R P Z - 2 2 2 0 5 9 . 5 8 M W - 0 6 D 2 0 5 7 . 9 2 M W - 0 6 S 2 0 5 8 . 6 9 M W - 0 6 B R GW-42060.08 PZ-192079.11 P - 1 0 0 2 0 8 6 . 2 9 P - 1 0 1 2 0 7 6 . 2 9 PZ- 1 6 21 1 9 . 2 8 PZ-17S2121.70 PZ-17D MW-17A2029.58 MW-16BR MW-16A2027.95CB-72028.25MW-18BR MW-18DGW-32058.99 APD-12060.22MW-07BR B-22096.56B-1 B-1-A2105.06GW-22051.35 SETTLING PON D :/“ABMW-02S2125.27ABMW-022124.60 DP-12133.12 APD-72132.07 MW-09BRMW-09DMW-09S2116.46MW-08S2117.13 MW-08BR C-03“CB-8MW-12BR CB-08BR CB-08DDRYMW-12D ““MW-15DMW-15A2028.04 MW-15BR M A I N G A T E G U A R D H O U S E CP & L D R I V E W A T E R I N T A K E P O O L W A T E R I N T A K E L A K E J U L I A N C B - 0 1 D C B - 0 1 B R C B - 1 2 1 6 2 . 5 3 G W - 0 1 D G W - 0 1 B R M W - 0 1 D M W - 0 1 B R P Z - 2 6 2 1 4 1 . 7 7 G W - 1 2 1 6 0 . 8 0 C B - 2 2 1 3 8 . 7 2 G W - 5 2 1 0 6 . 2 0 C B - 3 C B - 3 R M W - 0 3 D 2 1 0 4 . 4 1 M W - 0 3 B R M W - 0 5 D 2 0 6 8 . 5 0 M W - 0 5 B R N E W R O C K W O O D R D A B E R D E E N D R D O U G L A S F I R D R FISCHE R M I L L R D POND“ P O N D       “ P O N D       “ CB-92145.12 CB-09SL2145.57CB-09BRMW-13D2124.73MW-13BR INTERSTATE 26 POWELL CREEK L A K E J U L I A N RAW WATERINTAKE POINT NEW NPDESOUTFALL OO1 L E G E N D A R E A O F C O N S T R U C T I O N A N D D E W A T E R I N G A S S E S S M E N T W E L L W E L L E L E V A T I O N I N F E E T ( m s l . ) M O N I T O R I N G W E L L E L E V A T I O N I N F E E T ( m s l . ) M W - 0 9 S 2 1 1 5 . 9 8 C B - 1 2 1 6 3 . 9 0 G W - 2 2 0 6 0 . 7 2 B A C K G R O U N D C O M P L I A N C E W E L L E L E V A T I O N I N F E E T ( m s l . ) W A T E R L E V E L C O N T O U R I N F E E T ( m s l . ) I N F E R R E D W A T E R L E V E L C O N T O U R ( m s l . ) 5 0 0 f t C O M P L I A N C E B O U N D A R Y D U K E E N E R G Y P R O G R E S S W A S T E B O U N D A R Y P A R C E L L I N E ( A P P R O X I M A T E ) G R O U N D W A T E R D I V I D E S U R F I C I A L G R O U N D W A T E R F L O W D I R E C T I O N S O U R C E S : 2 . ) D R A W I N G H A S B E E N S E T W I T H A P R O J E C T I O N O F N O R T H C A R O L I N A S T A T E P L A N E C O O R D I N A T E S Y S T E M F I P S 3 2 0 0 ( N A D 8 3 ) . 3 . ) P A R C E L B O U N D A R Y W A S O B T A I N E D F R O M B U N C O M B E C O U N T Y G I S D A T A . 5 . ) C O M P L I A N C E M O N I T O R I N G W E L L L O C A T I O N S A N D W A S T E B O U N D A R Y F R O M F C A O F N C , S U R V E Y D A T E D M A R C H 2 0 0 9 . C O M P L I A N C E W E L L S C B - 3 R , C B - 9 A N D S G - 1 S U R V E Y E D B Y F C A O F N C , S U R V E Y D A T E D 2 0 1 2 - 1 1 - 2 8 . 6 . ) A D D I T I O N A L M O N I T O R I N G W E L L A N D P I E Z O M E T E R L O C A T I O N S W E R E B A S E D O N D A T A P R O V I D E D B Y P R O G R E S S E N E R G Y . W A T E R L E V E L S : 1 . ) W A T E R L E V E L S W E R E C O L L E C T E D B Y S Y N T E R R A O N D E C E M B E R 1 7 A N D 1 8 , 2 0 1 5 . 4 . ) N E W W E L L S W E R E S U R V E Y E D B Y M c K I M & C R E E D . T H E H O R I Z O N T A L D A T U M I S S E T T O N A D 8 3 A N D T H E V E R T I C A L D A T U M I S S E T N G V D 8 8 . D O W N G R A D I E N T C O M P L I A N C E W E L L E L E V A T I O N I N F E E T ( m s l . ) P - 1 0 2 2 1 1 2 . 8 7 P - 1 0 3 2 1 1 5 . 1 3 AB M W - 0 4 B R ABMW-042119.96ABMW-04D2119.41 S T R E A M W I T H F L O W D I R E C T I O N C H A R A D E W A T E R I N G B A S I N W A T E R L E V E L V A R I E S     “  , )  1 2 7  3 8 0 3 , 1 *  $ 1 '     “  7 < 3 , & $ /  ' 5 $ :  ' 2 : 1 2120212021102100 2130 2080 2070 2 1 1 0 2 1 0 0 2 0 9 0 2 0 8 0 2 0 7 0 2 0 6 0 2030 2040 2050 206020702080 20902050205020402030 205020402030 2 1 6 0 2 1 5 0 2 1 4 0 2 1 3 0 2 1 2 0 2 1 1 0 2 1 0 0 G W - 1 2 1 6 0 . 8 0 1 4 8 R I V E R S T R E E T , S U I T E 2 2 0 G R E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 P H O N E 8 6 4 - 4 2 1 - 9 9 9 9 w w w . s y n t e r r a c o r p . c o m P R O J E C T M A N A G E R : L A Y O U T : D R A W N B Y : T O D D P L A T I N G D A T E : A N T W A N R O B I N S O N F I G 2 - 2 ( W L M A P B E D R O C K ) 0 1 / 0 4 / 2 0 1 6 0 2 / 1 8 / 2 0 1 6 1 1 : 2 4 A M P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W A s s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ D E A S H E V I L L E C A P W L M A P _ r e c o v e r . d w g F I G U R E 2 - 2 B E D R O C K W A T E R L E V E L M A P D E C E M B E R 2 0 1 5 A S H B A S I N S A S H E V I L L E S T E A M E L E C T R I C P L A N T A R D E N , N O R T H C A R O L I N A 1 . ) O C T O B E R 1 6 , 2 0 1 5 A E R I A L P H O T O G R A P H W A S O B T A I N E D F R O M G O O G L E E A R T H C H A R A D E W A T E R I N G P U M P # 1 ( N O T I N U S E ) C H A R A D E W A T E R I N G B A S I N W A T E R L E V E L V A R I E S     “  , )  1 2 7  3 8 0 3 , 1 *  $ 1 '     “  7 < 3 , & $ /  ' 5 $ :  ' 2 : 1 C H A R A D E W A T E R I N G P U M P # 2 2 5 0 0 2 5 0 5 0 0 G R A P H I C S C A L E I N F E E T CB-5 MW-20A CB-6MW-19BR2031.98CB-4B2042.2 0 CB- 4 M W - 2 3 B R 2 0 6 5 . 1 0 M W - 2 3 D L M W - 2 3 D U M W - 2 1 D MW-22 D M W - 2 2 B R 2 0 3 6 . 1 0 P Z - 2 2 M W - 0 6 D M W - 0 6 S M W - 0 6 B R 2 0 6 0 . 7 2 GW-4 PZ-19 P - 1 0 0 P - 1 0 1 PZ-1 6 PZ-17S PZ-17D2094.14 MW-17A MW-16BR2027.75 MW-16ACB-7MW-18BR2028.38 MW-18DGW-3 APD-1MW-07BR2033.83 GW-2 B-2B-1 B-1-A SETTLING POND:/“ABMW-02SABMW-02 DP-1 APD-7 MW-09BR2114.23MW-09DMW-09SMW-08S MW-08BR2114.39 CB-8MW-12BR2114.18 CB-08BR2092.49 CB-08DDRYMW-12D MW-15DMW-15A MW-15BR2028.98 M A I N G A T E G U A R D H O U S E CP & L DRIVE W A T E R I N T A K E P O O L W A T E R I N T A K E L A K E J U L I A N C B - 0 1 D C B - 0 1 B R 2 1 5 8 . 1 0 C B - 1 G W - 0 1 D G W - 0 1 B R 2 1 5 8 . 9 8 M W - 0 1 D M W - 0 1 B R 2 1 4 6 . 7 9 P Z - 2 6 G W - 1 C B - 2 G W - 5 C B - 3 C B - 3 R M W - 0 3 D M W - 0 3 B R 2 0 8 5 . 9 2 M W - 0 5 D M W - 0 5 B R 2 0 6 9 . 0 9 N E W R O C K W O O D R D A B E R D E E N D R D O U G L A S F I R D R FISCHE R M I L L R D POND“ P O N D       “ P O N D       “ CB-9CB-09SLCB-09BR2132.46MW-13DMW-13BR2124.95 INTERSTATE 26 POWELL CREEK L A K E J U L I A N RAW WATERINTAKE POINT NEW NPDESOUTFALL OO1 S O U R C E S : 2 . ) D R A W I N G H A S B E E N S E T W I T H A P R O J E C T I O N O F N O R T H C A R O L I N A S T A T E P L A N E C O O R D I N A T E S Y S T E M F I P S 3 2 0 0 ( N A D 8 3 ) . 3 . ) P A R C E L B O U N D A R Y W A S O B T A I N E D F R O M B U N C O M B E C O U N T Y G I S D A T A . 5 . ) C O M P L I A N C E M O N I T O R I N G W E L L L O C A T I O N S A N D W A S T E B O U N D A R Y F R O M F C A O F N C , S U R V E Y D A T E D M A R C H 2 0 0 9 . C O M P L I A N C E W E L L S C B - 3 R , C B - 9 A N D S G - 1 S U R V E Y E D B Y F C A O F N C , S U R V E Y D A T E D 2 0 1 2 - 1 1 - 2 8 . 6 . ) A D D I T I O N A L M O N I T O R I N G W E L L A N D P I E Z O M E T E R L O C A T I O N S W E R E B A S E D O N D A T A P R O V I D E D B Y P R O G R E S S E N E R G Y . W A T E R L E V E L S : 1 . ) W A T E R L E V E L S W E R E C O L L E C T E D B Y S Y N T E R R A O N D E C E M B E R 1 7 , 2 0 1 5 . 4 . ) N E W W E L L S W E R E S U R V E Y E D B Y M c K I M & C R E E D . T H E H O R I Z O N T A L D A T U M I S S E T T O N A D 8 3 A N D T H E V E R T I C A L D A T U M I S S E T N G V D 8 8 . L E G E N D A R E A O F C O N S T R U C T I O N A N D D E W A T E R I N G A S S E S S M E N T W E L L E L E V A T I O N I N F E E T ( m s l . ) M O N I T O R I N G W E L L E L E V A T I O N I N F E E T ( m s l . ) C B - 1 B A C K G R O U N D C O M P L I A N C E W E L L E L E V A T I O N I N F E E T ( m s l . ) W A T E R L E V E L C O N T O U R I N F E E T ( m s l . ) I N F E R R E D W A T E R L E V E L C O N T O U R ( m s l . ) 5 0 0 f t C O M P L I A N C E B O U N D A R Y D U K E E N E R G Y P R O G R E S S W A S T E B O U N D A R Y P A R C E L L I N E ( A P P R O X I M A T E ) G R O U N D W A T E R D I V I D E B E D R O C K G R O U N D W A T E R F L O W D I R E C T I O N D O W N G R A D I E N T C O M P L I A N C E W E L L E L E V A T I O N I N F E E T ( m s l . ) M W - 1 8 B R 2 0 2 8 . 3 8 C B - 4 B 2 0 4 2 . 2 0 A M W - 3 B 2 1 6 3 . 6 7 P - 1 0 2 P - 1 0 3 ABM W - 0 4 B R 211 9 . 5 5 ABMW-04ABMW-04D B E D R O C K H O L E ' 5 <  7 2      “ B O R E H O L E I N T O B E D R O C K W H I C H H A D A V E R Y L O W O R N O W A T E R Y I E L D S T R E A M W I T H F L O W D I R E C T I O N 2040205020602070208020902100 C B - 0 1 B R L A B M W - 1 1 B R ( 6 7  : /      “ 2 0 7 0 2 1 0 0 2110 212020502100 2 0 8 0 2 0 9 0 2 1 1 0 2 1 2 0 2 1 3 0 2 1 4 0 2 1 5 0 C B - 0 1 B R L 01/08,/2010 9:17 AM P:ADuke Energy Progre, ss.1020\102. Ashovi!Iu Ash eosin GW Assossment Plan\20 EG_CAPVCAP Part 2\FiguresVDE ASH F_VI L':_B EXCAVATION FIGURE.d,g 11 D mti rnzo ?zo Z� SAD a n gp b z=z a W Ce'Om Om Q 76 O � (0z (nO Z -o Nzm D.x m zoym Do cn 0 : ` z.z woo O Ia' g 6) D ng Z Fri p. M N> D CD 0 CD m Z x c G? Im ocri D� s, CD CD D m Z n: mn Dz a m o won yG z p n z 2, p z G n m � o fn n O G) o .ZoN M m ZN< ONm X �Tn1AmM, D -m{ m o"D 7 .0O c r 0 D A M70m (/) D Cf) N Z r O Cn —I I IT D N Z ' D T7 O 41,hII ikl"' W 0 O Z v 0 0 i m r 3 P U O Zm3 m z - � m to N sr S v cn -cm c 9 > p m N Z N � r� m CA o _ ra P P N c 9 �y O N v z m v�v A�00-n z X m ® ® C ;�z� m—®_ 0 �W 1 c ® --1 z O z F 0 0 r NOTES: 1 APRIL 17, 2014 AERIAL ORTHOPHOTOGRAPHY OBTAINED FROM WSP. 2 2013 AERIAL ORTHOPHOTOGRAPHY OBTAINED FROM THE NC CENTER FORGEOGRAPHIC INFORMATION AND ANALYSIS. (http://services.nconemap.gov/) 3 PARCEL BOUNDARY WAS OBTAINED FROM THE NC CENTER FOR GEOGRAPHICINFORMATION AND ANALYSIS. (http://services.nconemap.gov/) 4 DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANECOORDINATE SYSTEM FIPS 3200 (NAD83/2011). 2 1 3 0 2 1 2 0 2 1 1 0 2 1 0 0 2 0 8 0 2 0 6 0 2 0 5 0 2 0 4 0 2 0 2 0 2 1 7 0 2 1 5 0 2150 2140 2 0 9 0 2 0 7 0 2 0 3 0 2 0 1 0 2090 2080 2 1 4 0 2110 2100 2060 2 0 6 0 2040 S R - 3 5 9 6 S R -3 5 2 3SR-3 5 2 4 S R -3 5 5 0 I- 2 6 I- 2 6 S R -3 6 5 7 R M P - 4 8 8 6 R M P - 4 8 8 9 S R - 3 5 2 1 SR-3656 S R -3 5 2 1 S R -3 5 9 7 SR-3564 S R -3 4 9 5 SR-3553 1982 ASHBASIN 1964 ASHBASIN F R E N C H B R O A D R I V E R LAKEJULIAN HOTPONDSETTLING P O N D W.E.BASINS LAKEJULIAN FIGURE 6-1CONCEPTUAL POST CLOSURESCENARIO GROUNDWATER ELEVATION MAPASHEVILLE STEAM ELECTRIC PLANT LEGEND MODELED WATER LEVEL CONTOURS (MSL) ASH BASIN BOUNDARY ASH BASIN COMPLIANCE BOUNDARY DUKE ENERGY PROGRESS ASHEVILLE PLANT SITE BOUNDARY DITCH STREAM P :\D U K E E N E R G Y P R O G R E S S .1 0 2 6 \0 0 G I S B A S E D A T A \A S H E V I L L E \M A P _D O C S \A O W M O N I T O R I N G \F I G U R E W A T E R L E V E L C O N T O U R M A P .M X D PROJECT MANAGER: T. PLATING DRAWN BY: A. ROBINSON DATE: 02/03/2016DATE: 02/03/2016 148 RIVER STREET, SUITE 220,GREENVILLE, SC 29601864-421-9999www.synterracorp.com ASHEVILLE STEAM ELECTRIC PLANT200 CP & L DRIVEARDEN, NORTH CAROLINA GRAPHIC SCALE CHECKED BY: T. PLATING 700 0 700 1,400 IN FEET 1 4 8 R I V E R S T R E E T , S U I T E 2 2 0 G R E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 P H O N E 8 6 4 - 4 2 1 - 9 9 9 9 w w w . s y n t e r r a c o r p . c o m P R O J E C T M A N A G E R : L A Y O U T : D R A W N B Y : T O D D P L A T I N G D A T E : A N T W A N R O B I N S O N F I G - E S - 2 ( C O N C E P C O R R A C T I O N ) 0 2 / 1 6 / 2 0 1 6 0 2 / 1 7 / 2 0 1 6 9 : 1 8 A M P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W A s s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ D E A S H E V I L L E C A P F I G 6 - 2 ( C O N C E P T U A L ) . d w g F I G U R E 6 - 2 C O N C E P T U A L C O R R E C T I V E A C T I O N 1 9 6 4 & 1 9 8 2 A S H B A S I N S A S H E V I L L E S T E A M E L E C T R I C P L A N T A R D E N , N O R T H C A R O L I N A N O T T O S C A L E PROPERTY LINE1964 ash basin source control ash removal and monitored natural atte n u a t i o n ( M N A ) . 1982 ash basin source control ash removal and MNA. W E S T E A S T S O U T H W E S T N O R T H E A S T SETTLING PONDFORMER 1982 ASH BASIN(SOURCE REMOVED) L A K E J U L I A N MONITORED NATURAL ATTENUATION (MNA)1964 ASH BASIN(SOURCE REMOVED)FRENCH BROAD RIVERSETTLING POND L A K E J U L I A N FRENCH BROAD RIVER 1982 ASH BASIN(SOURCE REMOVED)PROPERTY LINE COMPLIANCE BOUNDARY WASTE BOUNDARY COMPLIANCE BOUNDARY WASTE BOUNDARY MONITORED NATURAL ATTENUATION (MNA)MONITORED NATURAL ATTENUATION (MNA)COMPLIANCE BOUNDAR Y WASTE BOUNDARYCOMPLIANCE BOUNDAR Y WASTE BOUNDARY P R O P E R T Y L I N E P R O P E R T Y L I N E FORMER 1964 ASH BASIN(SOURCE REMOVED) 1 9 6 4 A S H B A S I N ( S O U R C E R E M O V E D ) 1 9 8 2 A S H B A S I N ( S O U R C E R E M O V E D ) M O N I T O R E D N A T U R A L A T T E N U A T I O N ( M N A ) GRAVEL ROAD I-26 F I L L / R E G O L I T H I-26 F R E N C H B R O A D R I V E R S E E P S B E D R O C K F I L L F I L L / R E G O L I T H A N T I C I P A T E D O R P O T E N T I A L A R E A O F C O N C E N T R A T I O N S I N G R O U N D W A T E R A B O V E 2 L O R I M A C B E D R O C K A N T I C I P A T E D O R P O T E N T I A L A R E A O F C O N C E N T R A T I O N S I N G R O U N D W A T E R A B O V E 2 L O R I M A C B E D R O C K F R E N C H B R O A D R I V E R S E E P S F I L L / R E G O L I T H I-26 I-26 M O N I T O R E D N A T U R A L A T T E N U A T I O N ( M N A ) 1 9 6 4 a s h b a s i n s o u r c e c o n t r o l a s h r e m o v a l a n d M N A . 1 9 8 2 a s h b a s i n s o u r c e c o n t r o l a s h r e m o v a l a n d M N A . FIGURE 6-3POTENTIAL IN SITU TREATMENT AREASASHEVILLE STEAM ELECTRIC PLANT GRAPHIC SCALE PROJECT MANAGER: T. PLATING DATE: 02/17/2016CHECKED BY: T. PLATING DATE: 02/17/2016 P :\D u k e E n e r g y P r o g r e s s .1 0 2 6 \0 0 G I S B A S E D A T A \A s h e v i l l e \M a p _D o c s \C A P _2 _D R A F T \F i g u r e 6 -3 - P o t e n t i a l I n S i t u T r e a t m e n t A r e a s .m x d ASHEVILLE STEAM ELECTRIC PLANT200 CP & L DRIVEARDEN, NORTH CAROLINA DRAWN BY: B. YOUNG Service Layer Credits: NC OneMap, NCCenter for Geographic Information andAnalysis, NC 911 Board NOTES:1 SITE AERIAL ORTHOPHOTOGRAPHY IS DATED APRIL 17, 2014. IT WAS OBTAINEDFROM WSP 2 ADDITIONAL OFFSITE AERIAL ORTHOPHOTOGRAPHY IS DATED 2012. IT WASOBTAINED FROM THE NC CENTER FOR GEOGRAPHIC INFORMATION AND ANALYSIS.(http://services.nconemap.gov/) 3 PARCEL BOUNDARY WAS OBTAINED FROM THE NC CENTER FOR GEOGRAPHICINFORMATION AND ANALYSIS. (http://services.nconemap.gov/) 4 DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANECOORDINATE SYSTEM FIPS 3200 (NAD83/2011) LEGEND 148 RIVER STREET, SUITE 220, GREENVILLE, SC 29601864-421-9999www.synterracorp.com S R -3 5 2 4 I-2 6 1982 ASHBASIN 1964 ASHBASIN F R E N C H B R O A D R I V E R LAKEJULIAN HOT POND SETTLINGPOND W.E. B A SIN S LAKEJULIAN LAKEJULIANLAKEJULIAN CB-08 GW-04 PZ-22 CB-03 APD-07 DP-01 PZ-27 P-104 P-105 ABMW-02 ABMW-02S ABMW-04 CB-08D MW-06D MW-06S MW-08S MW-09D MW-09S MW-12D MONITORING WELL PIEZOMETER AREAS OF POTENTIAL IN SITU TREATMENT GENERALIZED GROUNDWATER FLOW DIRECTION 200 0 200 400 600 800 1,000 (IN FEET) 148 RIVER STREET, SUITE 220 GREENVILLE, SOUTH CAROLINA 29601 PHONE 864-421-9999 www.synterracorp.com DRAWN BY: K BERNIER PROJECT MANAGER: T PLATING LAYOUT: DATE: JANUARY 2016 FIGURE 6-4 GEOMETRIC MEANS OF ARSENIC FROM DOWNGRADIENT WELLS ASHEVILLE STEAM ELECTRIC PLANT 200 CP&L DRIVE ARDEN, NORTH CAROLINA FILE PATH: P:\Duke Energy Progress.1026\102. Asheville Ash Basin GW Assessment Plan\20.EG_CAP\CAP Part 2\Figures\Final Note: * = 2L Standard 0 50 100 150 200 250 300 350 400 Ash Pore Beneath Basin 0-400'400'-600'>600' Co n c e n t r a t i o n ( µ g / L ) Distance from Waste Boundary (ft) Comparative Value* = 10 µg/L Arsenic (µg/L) n=3 n=19 n=25 n=18n=11 148 RIVER STREET, SUITE 220 GREENVILLE, SOUTH CAROLINA 29601 PHONE 864-421-9999 www.synterracorp.com DRAWN BY: K BERNIER PROJECT MANAGER: T PLATING LAYOUT: DATE: JANUARY 2016 FIGURE 6-5 GEOMETRIC MEANS OF BORON FROM DOWNGRADIENT WELLS ASHEVILLE STEAM ELECTRIC PLANT 200 CP&L DRIVE ARDEN, NORTH CAROLINA FILE PATH: P:\Duke Energy Progress.1026\102. Asheville Ash Basin GW Assessment Plan\20.EG_CAP\CAP Part 2\Figures\Final Note: * = 2L Standard 0 200 400 600 800 1000 1200 1400 Ash Pore Beneath Basin 0-400'400'-600'>600' Co n c e n t r a t i o n ( µ g / L ) Distance from Waste Boundary (ft) Comparative Value*= 700 µg/L Boron (µg/L) n=18 n=3 n=19 n=25 n=11 148 RIVER STREET, SUITE 220 GREENVILLE, SOUTH CAROLINA 29601 PHONE 864-421-9999 www.synterracorp.com DRAWN BY: K BERNIER PROJECT MANAGER: T PLATING LAYOUT: DATE: JANUARY 2016 FIGURE 6-6 GEOMETRIC MEANS OF COBALT FROM DOWNGRADIENT WELLS ASHEVILLE STEAM ELECTRIC PLANT 200 CP&L DRIVE ARDEN, NORTH CAROLINA FILE PATH: P:\Duke Energy Progress.1026\102. Asheville Ash Basin GW Assessment Plan\20.EG_CAP\CAP Part 2\Figures\Final Note: * = IMAC Standard 0 1 2 3 4 5 6 7 8 9 Ash Pore Beneath Basin 0-400'400'-600'>600' Co n c e n t r a t i o n ( µ g / L ) Distance from Waste Boundary (ft) Comparative Value* = 1 µg/L Cobalt n=3 n=19 n=25 n=11 n=18 148 RIVER STREET, SUITE 220 GREENVILLE, SOUTH CAROLINA 29601 PHONE 864-421-9999 www.synterracorp.com DRAWN BY: K BERNIER PROJECT MANAGER: T PLATING LAYOUT: DATE: JANUARY 2016 FIGURE 6-7 GEOMETRIC MEANS OF CHLORIDE FROM DOWNGRADIENT WELLS ASHEVILLE STEAM ELECTRIC PLANT 200 CP&L DRIVE ARDEN, NORTH CAROLINA FILE PATH: P:\Duke Energy Progress.1026\102. Asheville Ash Basin GW Assessment Plan\20.EG_CAP\CAP Part 2\Figures\Final Note: * = 2L Standard 0 50 100 150 200 250 300 Ash Pore Beneath Basin 0-400'400'-600'>600' Co n c e n t r a t i o n ( µ g / L ) Distance from Waste Boundary (ft) Comparative Value*= 250 µg/L Chloride (µg/L) n=3 n=19 n=25 n=11 n=18 148 RIVER STREET, SUITE 220 GREENVILLE, SOUTH CAROLINA 29601 PHONE 864-421-9999 www.synterracorp.com DRAWN BY: K BERNIER PROJECT MANAGER: T PLATING LAYOUT: DATE: JANUARY 2016 FIGURE 6-8 GEOMETRIC MEANS OF MANGANESE FROM DOWNGRADIENT WELLS ASHEVILLE STEAM ELECTRIC PLANT 200 CP&L DRIVE ARDEN, NORTH CAROLINA FILE PATH: P:\Duke Energy Progress.1026\102. Asheville Ash Basin GW Assessment Plan\20.EG_CAP\CAP Part 2\Figures\Final Note: ** = Provisional Background 0 100 200 300 400 500 600 700 800 Ash Pore Beneath Basin 0-400'400'-600'>600' Co n c e n t r a t i o n ( µ g / L ) Distance from Waste Boundary (ft) Comparative Value**= 102 µg/L Manganese n=3 n=19 n=25 n=11 n=18 148 RIVER STREET, SUITE 220 GREENVILLE, SOUTH CAROLINA 29601 PHONE 864-421-9999 www.synterracorp.com DRAWN BY: K BERNIER PROJECT MANAGER: T PLATING LAYOUT: DATE: JANUARY 2016 FIGURE 6-9 GEOMETRIC MEANS OF SULFATE FROM DOWNGRADIENT WELLS ASHEVILLE STEAM ELECTRIC PLANT 200 CP&L DRIVE ARDEN, NORTH CAROLINA FILE PATH: P:\Duke Energy Progress.1026\102. Asheville Ash Basin GW Assessment Plan\20.EG_CAP\CAP Part 2\Figures\Final Note: * = 2L Standard 0 50 100 150 200 250 300 Ash Pore Beneath Basin 0-400'400'-600'>600' Co n c e n t r a t i o n ( m g / L ) Distance from Waste Boundary (ft) Comparative Value*= 250 mg/L Sulfate n=3 n=19 n=25 n=11 n=18 14 8 R I V E R S T R E E T , S U I T E 2 2 0 GR E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 PH O N E 8 6 4 - 4 2 1 - 9 9 9 9 ww w . s y n t e r r a c o r p . c o m DR A W N B Y : K B E R N I E R PR O J E C T M A N A G E R : T P L A T I N G LA Y O U T : DA T E : J A N U A R Y 2 0 1 6 FI G U R E 6 - 1 0 GE O M E T R I C M E A N S O F T D S F R O M DO W N G R A D I E N T W E L L S AS H E V I L L E S T E A M E L E C T R I C P L A N T 20 0 C P & L D R I V E AR D E N , N O R T H C A R O L I N A FI L E P A T H : P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W As s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ F i n a l Note:* = 2L Standard 0 10 0 20 0 30 0 40 0 50 0 60 0 70 0 As h P o r e B e n e a t h B a s i n 0 - 4 0 0 ' 4 0 0 ' - 6 0 0 ' > 6 0 0 ' C o n c e n t r a t i o n ( m g / L ) Di s t a n c e f r o m W a s t e B o u n d a r y ( f t ) Co m p a r a t i v e V a l u e * = 5 0 0 m g / L TD S n= 3 n= 1 9 n= 2 5 n= 1 1 n=18 14 8 R I V E R S T R E E T , S U I T E 2 2 0 GR E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 PH O N E 8 6 4 - 4 2 1 - 9 9 9 9 ww w . s y n t e r r a c o r p . c o m DR A W N B Y : K B E R N I E R PR O J E C T M A N A G E R : T P L A T I N G LA Y O U T : DA T E : J A N U A R Y 2 0 1 6 FI G U R E 6 - 1 1 SO R P T I O N D A T A – A R S E N I C AS H E V I L L E S T E A M E L E C T R I C P L A N T 20 0 C P & L D R I V E AR D E N , N O R T H C A R O L I N A FI L E P A T H : P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W As s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ F i n a l 050 10 0 15 0 20 0 25 0 30 0 0 2 0 0 4 0 0 6 0 0 8 0 0 1 0 0 0 1 2 0 0 1 4 0 0 S o l i d C o n c e n t r a t i o n ( m g / k g ) Aq u e o u s C o n c e n t r a t i o n ( µ g / L ) So l i d a n d A q u e o u s C o n c en t r a t i o n s D e t e c t e d So l i d o r A q u e o u s C o n c e n t r a t i o n i s N o t D e t e c t e d Li n e a r ( S o l i d a n d A q u e o u s C o n c e n t r a t i o n s D e t e c t e d ) 14 8 R I V E R S T R E E T , S U I T E 2 2 0 GR E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 PH O N E 8 6 4 - 4 2 1 - 9 9 9 9 ww w . s y n t e r r a c o r p . c o m DR A W N B Y : K B E R N I E R PR O J E C T M A N A G E R : T P L A T I N G LA Y O U T : DA T E : J A N U A R Y 2 0 1 6 FI G U R E 6 - 1 2 SO R P T I O N D A T A – B O R O N AS H E V I L L E S T E A M E L E C T R I C P L A N T 20 0 C P & L D R I V E AR D E N , N O R T H C A R O L I N A FI L E P A T H : P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W As s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ F i n a l 050 10 0 15 0 20 0 25 0 0 1 0 0 0 2 0 0 0 3 0 0 0 4 0 0 0 5 0 0 0 6 0 0 0 S o l i d C o n c e n t r a t i o n ( m g / k g ) Aq u e o u s C o n c e n t r a t i o n ( µ g / L ) So l i d a n d A q u e o u s C o n c en t r a t i o n s D e t e c t e d So l i d o r A q u e o u s C o n c e n t r a t i o n i s N o t D e t e c t e d Li n e a r ( S o l i d a n d A q u e o u s C o n c e n t r a t i o n s D e t e c t e d ) 14 8 R I V E R S T R E E T , S U I T E 2 2 0 GR E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 PH O N E 8 6 4 - 4 2 1 - 9 9 9 9 ww w . s y n t e r r a c o r p . c o m DR A W N B Y : K B E R N I E R PR O J E C T M A N A G E R : T P L A T I N G LA Y O U T : DA T E : J A N U A R Y 2 0 1 6 FI G U R E 6 - 1 3 SO R P T I O N D A T A – C H L O R I D E AS H E V I L L E S T E A M E L E C T R I C P L A N T 20 0 C P & L D R I V E AR D E N , N O R T H C A R O L I N A FI L E P A T H : P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W As s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ F i n a l 050 10 0 15 0 20 0 25 0 30 0 35 0 40 0 45 0 50 0 0 1 0 0 2 0 0 3 0 0 4 0 0 5 0 0 6 0 0 S o l i d C o n c e n t r a t i o n ( m g / k g ) Aq u e o u s C o n c e n t r a t i o n ( µ g / L ) So l i d a n d A q u e o u s C o n c en t r a t i o n s D e t e c t e d So l i d o r A q u e o u s C o n c e n t r a t i o n i s N o t D e t e c t e d 14 8 R I V E R S T R E E T , S U I T E 2 2 0 GR E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 PH O N E 8 6 4 - 4 2 1 - 9 9 9 9 ww w . s y n t e r r a c o r p . c o m DR A W N B Y : K B E R N I E R PR O J E C T M A N A G E R : T P L A T I N G LA Y O U T : DA T E : J A N U A R Y 2 0 1 6 FI G U R E 6 - 1 4 SO R P T I O N D A T A – C H R O M I U M AS H E V I L L E S T E A M E L E C T R I C P L A N T 20 0 C P & L D R I V E AR D E N , N O R T H C A R O L I N A FI L E P A T H : P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W As s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ F i n a l 020406080 10 0 12 0 01 2 3 4 5 6 S o l i d C o n c e n t r a t i o n ( m g / k g ) Aq u e o u s C o n c e n t r a t i o n ( µ g / L ) So l i d a n d A q u e o u s C o n c en t r a t i o n s D e t e c t e d So l i d o r A q u e o u s C o n c e n t r a t i o n i s N o t D e t e c t e d Li n e a r ( S o l i d a n d A q u e o u s C o n c e n t r a t i o n s D e t e c t e d ) 14 8 R I V E R S T R E E T , S U I T E 2 2 0 GR E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 PH O N E 8 6 4 - 4 2 1 - 9 9 9 9 ww w . s y n t e r r a c o r p . c o m DR A W N B Y : K B E R N I E R PR O J E C T M A N A G E R : T P L A T I N G LA Y O U T : DA T E : J A N U A R Y 2 0 1 6 FI G U R E 6 - 1 5 SO R P T I O N D A T A – C O B A L T AS H E V I L L E S T E A M E L E C T R I C P L A N T 20 0 C P & L D R I V E AR D E N , N O R T H C A R O L I N A FI L E P A T H : P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W As s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ F i n a l 050 10 0 15 0 20 0 25 0 0 1 0 0 2 0 0 3 0 0 4 0 0 5 0 0 6 0 0 7 0 0 S o l i d C o n c e n t r a t i o n ( m g / k g ) Aq u e o u s C o n c e n t r a t i o n ( µ g / L ) So l i d a n d A q u e o u s C o n c en t r a t i o n s D e t e c t e d So l i d o r A q u e o u s C o n c e n t r a t i o n i s N o t D e t e c t e d Li n e a r ( S o l i d a n d A q u e o u s C o n c e n t r a t i o n s D e t e c t e d ) 14 8 R I V E R S T R E E T , S U I T E 2 2 0 GR E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 PH O N E 8 6 4 - 4 2 1 - 9 9 9 9 ww w . s y n t e r r a c o r p . c o m DR A W N B Y : K B E R N I E R PR O J E C T M A N A G E R : T P L A T I N G LA Y O U T : DA T E : J A N U A R Y 2 0 1 6 FI G U R E 6 - 1 6 SO R P T I O N D A T A – I R O N AS H E V I L L E S T E A M E L E C T R I C P L A N T 20 0 C P & L D R I V E AR D E N , N O R T H C A R O L I N A FI L E P A T H : P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W As s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ F i n a l 0 10 0 0 0 20 0 0 0 30 0 0 0 40 0 0 0 50 0 0 0 60 0 0 0 70 0 0 0 80 0 0 0 90 0 0 0 0 2 0 0 0 0 4 0 0 0 0 6 0 0 0 0 8 0 0 0 0 1 0 0 0 0 0 1 2 0 0 0 0 S o l i d C o n c e n t r a t i o n ( m g / k g ) Aq u e o u s C o n c e n t r a t i o n ( µ g / L ) So l i d a n d A q u e o u s C o n c en t r a t i o n s D e t e c t e d So l i d o r A q u e o u s C o n c e n t r a t i o n i s N o t D e t e c t e d Li n e a r ( S o l i d a n d A q u e o u s C o n c e n t r a t i o n s D e t e c t e d ) 14 8 R I V E R S T R E E T , S U I T E 2 2 0 GR E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 PH O N E 8 6 4 - 4 2 1 - 9 9 9 9 ww w . s y n t e r r a c o r p . c o m DR A W N B Y : K B E R N I E R PR O J E C T M A N A G E R : T P L A T I N G LA Y O U T : DA T E : J A N U A R Y 2 0 1 6 FI G U R E 6 - 1 7 SO R P T I O N D A T A – M A N G A N E S E AS H E V I L L E S T E A M E L E C T R I C P L A N T 20 0 C P & L D R I V E AR D E N , N O R T H C A R O L I N A FI L E P A T H : P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W As s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ F i n a l 0 50 0 10 0 0 15 0 0 20 0 0 25 0 0 30 0 0 35 0 0 40 0 0 45 0 0 50 0 0 0 2 0 0 0 4 0 0 0 6 0 0 0 8 0 0 0 1 0 0 0 0 1 2 0 0 0 1 4 0 0 0 1 6 0 0 0 1 8 0 0 0 S o l i d C o n c e n t r a t i o n ( m g / k g ) Aq u e o u s C o n c e n t r a t i o n ( µ g / L ) So l i d a n d A q u e o u s C o n c en t r a t i o n s D e t e c t e d So l i d o r A q u e o u s C o n c e n t r a t i o n i s N o t D e t e c t e d Li n e a r ( S o l i d a n d A q u e o u s C o n c e n t r a t i o n s D e t e c t e d ) 14 8 R I V E R S T R E E T , S U I T E 2 2 0 GR E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 PH O N E 8 6 4 - 4 2 1 - 9 9 9 9 ww w . s y n t e r r a c o r p . c o m DR A W N B Y : K B E R N I E R PR O J E C T M A N A G E R : T P L A T I N G LA Y O U T : DA T E : J A N U A R Y 2 0 1 6 FI G U R E 6 - 1 8 SO R P T I O N D A T A – S E L E N I U M AS H E V I L L E S T E A M E L E C T R I C P L A N T 20 0 C P & L D R I V E AR D E N , N O R T H C A R O L I N A FI L E P A T H : P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W As s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ F i n a l 051015202530354045 0 5 1 0 1 5 2 0 2 5 3 0 3 5 4 0 4 5 S o l i d C o n c e n t r a t i o n ( m g / k g ) Aq u e o u s C o n c e n t r a t i o n ( µ g / L ) So l i d a n d A q u e o u s C o n c en t r a t i o n s D e t e c t e d So l i d o r A q u e o u s C o n c e n t r a t i o n i s N o t D e t e c t e d Li n e a r ( S o l i d a n d A q u e o u s C o n c e n t r a t i o n s D e t e c t e d ) 14 8 R I V E R S T R E E T , S U I T E 2 2 0 GR E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 PH O N E 8 6 4 - 4 2 1 - 9 9 9 9 ww w . s y n t e r r a c o r p . c o m DR A W N B Y : K B E R N I E R PR O J E C T M A N A G E R : T P L A T I N G LA Y O U T : DA T E : J A N U A R Y 2 0 1 6 FI G U R E 6 - 1 9 SO R P T I O N D A T A – S U L F A T E AS H E V I L L E S T E A M E L E C T R I C P L A N T 20 0 C P & L D R I V E AR D E N , N O R T H C A R O L I N A FI L E P A T H : P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W As s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ F i n a l 0 10 0 20 0 30 0 40 0 50 0 60 0 0 1 0 0 2 0 0 3 0 0 4 0 0 5 0 0 6 0 0 7 0 0 8 0 0 S o l i d C o n c e n t r a t i o n ( m g / k g ) Aq u e o u s C o n c e n t r a t i o n ( µ g / L ) So l i d a n d A q u e o u s C o n c en t r a t i o n s D e t e c t e d So l i d o r A q u e o u s C o n c e n t r a t i o n s N o t D e t e c t e d Li n e a r ( S o l i d a n d A q u e o u s C o n c e n t r a t i o n s D e t e c t e d ) 14 8 R I V E R S T R E E T , S U I T E 2 2 0 GR E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 PH O N E 8 6 4 - 4 2 1 - 9 9 9 9 ww w . s y n t e r r a c o r p . c o m DR A W N B Y : K B E R N I E R PR O J E C T M A N A G E R : T P L A T I N G LA Y O U T : DA T E : J A N U A R Y 2 0 1 6 FI G U R E 6 - 2 0 SO R P T I O N D A T A – T H A L L I U M AS H E V I L L E S T E A M E L E C T R I C P L A N T 20 0 C P & L D R I V E AR D E N , N O R T H C A R O L I N A FI L E P A T H : P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W As s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ F i n a l 0123456 0 0 . 2 0 . 4 0 . 6 0 . 8 1 1 . 2 S o l i d C o n c e n t r a t i o n ( m g / k g ) Aq u e o u s C o n c e n t r a t i o n ( µ g / L ) So l i d o r A q u e o u s C o n c e n t r a t i o n i s N o t D e t e c t e d 14 8 R I V E R S T R E E T , S U I T E 2 2 0 GR E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 PH O N E 8 6 4 - 4 2 1 - 9 9 9 9 ww w . s y n t e r r a c o r p . c o m DR A W N B Y : K B E R N I E R PR O J E C T M A N A G E R : T P L A T I N G LA Y O U T : DA T E : J A N U A R Y 2 0 1 6 FI G U R E 6 - 2 1 SO R P T I O N D A T A – V A N A D I U M AS H E V I L L E S T E A M E L E C T R I C P L A N T 20 0 C P & L D R I V E AR D E N , N O R T H C A R O L I N A FI L E P A T H : P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W As s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ F i n a l 020406080 10 0 12 0 0 5 1 0 1 5 2 0 2 5 3 0 S o l i d C o n c e n t r a t i o n ( m g / k g ) Aq u e o u s C o n c e n t r a t i o n ( µ g / L ) So l i d a n d A q u e o u s C o n c en t r a t i o n s D e t e c t e d So l i d o r A q u e o u s C o n c e n t r a t i o n i s N o t D e t e c t e d Li n e a r ( S o l i d a n d A q u e o u s C o n c e n t r a t i o n s D e t e c t e d ) 14 8 R I V E R S T R E E T , S U I T E 2 2 0 GR E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 PH O N E 8 6 4 - 4 2 1 - 9 9 9 9 ww w . s y n t e r r a c o r p . c o m DR A W N B Y : K B E R N I E R PR O J E C T M A N A G E R : T P L A T I N G LA Y O U T : DA T E : J A N U A R Y 2 0 1 6 FI G U R E 6 - 2 2 ON E D I M E N S I O N A L C O N V E C T I V E - D I S P E R S I V E SO L U T E T R A N S P O R T W I T H S O U R C E T E R M A N D SO R P T I O N P R O P E R T I E S AS H E V I L L E S T E A M E L E C T R I C P L A N T 20 0 C P & L D R I V E AR D E N , N O R T H C A R O L I N A FI L E P A T H : P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W As s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ F i n a l Go v e r n i n g E q u a t i o n ܴ ߲ܿ ߲ݐ ൌܦ ߲ 2 ܿ ߲ݔ 2 െݒ ߲ܿ ߲ݔ ܿ ሺ ݔ, 0 ሻ ൌܥ ݅ ܿ ሺ 0, ݐ ሻ ൌ൜ ܥ ܱ 0 0൏ ݐ ൑ ݐ ܱ ݐ൐ ݐ ܱ ߲ܿ ߲ݔ ሺ ∞, ݐ ሻ ൌ0 ܿ ሺ ݔ, ݐ ሻ ൌ൜ ܥ ݅ ൅ ሺ ܥ ܱ െܥ ݅ ሻ ܣ ሺ ݔ, ݐ ሻ ܥ ݅ ൅ ሺ ܥ ܱ െܥ ݅ ሻ ܣ ሺ ݔ, ݐ ሻ െ ሺ ܥ ܱ െܥ ݅ ሻ ܣ ሺ ݔ, ݐ െ ݐ ܱ ሻ 0൏ ݐ ൑ ݐ ܱ ݐ൐ ݐ ܱ } Wh e r e : ܣ ሺ ݔ, ݐ ሻ ൌ 1 2 ݁ݎ ݂ ܿ ൥ ܴݔ െ ݒ ݐ 2 ሺ ܦܴ ݐ ሻ 1 2 ൩൅ 1 2 ex p ቀ ݒݔ ܦ ቁ݁ ݎ ݂ ܿ ൥ ܴݔ ൅ ݒ ݐ 2 ሺ ܦܴ ݐ ሻ 1 2 ൩ wh e r e : c( x , t ) = c o n c e n t r a t i o n a t a d i s t a n c e x f r o m t h e s o u r c e a r e a a n d a t i m e t c i = b a c k g r o u n d c o n c e n t r a t i o n c o = s o u r c e c o n c e n t r a t i o n v = g r o u n d w a t e r v e l o c i t y ( v = k i / n ) t = t i m e t o = t i m e w h e n s o u r c e i s t e r m i n a t e d x = d i s t a n c e f r o m s o u r c e D = d i s p e r s i o n R = r e t a r d a t i o n f a c t o r er f c = c o m p l e m e n t a r y e r r o r f u n c t i o n ex p = e x p o n e n t 14 8 R I V E R S T R E E T , S U I T E 2 2 0 GR E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 PH O N E 8 6 4 - 4 2 1 - 9 9 9 9 ww w . s y n t e r r a c o r p . c o m DR A W N B Y : K B E R N I E R PR O J E C T M A N A G E R : T P L A T I N G LA Y O U T : DA T E : J A N U A R Y 2 0 1 6 FI G U R E 6 - 2 3 CO N C E N T R A T I O N O F B O R O N A T E D G E O F FR E N C H B R O A D R I V E R , C O M P A R I N G K d AS H E V I L L E S T E A M E L E C T R I C P L A N T 20 0 C P & L D R I V E AR D E N , N O R T H C A R O L I N A FI L E P A T H : P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W As s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ F i n a l Note:* = 2L Standard 0 1, 0 0 0 2, 0 0 0 3, 0 0 0 4, 0 0 0 5, 0 0 0 6, 0 0 0 7, 0 0 0 0 2 0 4 0 6 0 8 0 1 0 0 1 2 0 1 4 0 1 6 0 1 8 0 2 0 0 B o r o n C o n c e n t r a t i o n ( µ g / L ) Ti m e S i n c e P l a n t S t a r t U p ( y r s ) Co m p a r a t i v e V a l u e * = 7 0 0 u g / L Kd = 0 . 1 m L / g Kd = 0 . 5 m L / g Kd = 1 m L / g 14 8 R I V E R S T R E E T , S U I T E 2 2 0 GR E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 PH O N E 8 6 4 - 4 2 1 - 9 9 9 9 ww w . s y n t e r r a c o r p . c o m DR A W N B Y : K B E R N I E R PR O J E C T M A N A G E R : T P L A T I N G LA Y O U T : DA T E : J A N U A R Y 2 0 1 6 FI G U R E 6 - 2 4 CO M P A R I S O N O F B O R O N A N D C O B A L T A T ED G E O F F R E N C H B R O A D R I V E R AS H E V I L L E S T E A M E L E C T R I C P L A N T 20 0 C P & L D R I V E AR D E N , N O R T H C A R O L I N A FI L E P A T H : P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W As s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ F i n a l Note:* = 2L Standard 0110 10 0 1, 0 0 0 10 , 0 0 0 0 5 0 1 0 0 1 5 0 2 0 0 2 5 0 3 0 0 L o g S c a l e C o n c e n t r a t i o n ( µ g / L ) Ti m e S i n c e P l a n t S t a r t U p ( y r s ) Co m p a r a t i v e V a l u e * = 7 0 0 u g / L Co m p a r a t i v e V a l u e * = 1 u g / L Co b a l t , K d = 2 . 5 m L / g Bo r o n , K d = 0 . 1 m L / g 14 8 R I V E R S T R E E T , S U I T E 2 2 0 GR E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 PH O N E 8 6 4 - 4 2 1 - 9 9 9 9 ww w . s y n t e r r a c o r p . c o m DR A W N B Y : K B E R N I E R PR O J E C T M A N A G E R : T P L A T I N G LA Y O U T : DA T E : J A N U A R Y 2 0 1 6 FI G U R E 6 - 2 5 CO N C E N T R A T I O N O F B O R O N F R O M A S H B A S I N TO F R E N C H B R O A D R I V E R A T 5 3 & 7 5 Y E A R S AS H E V I L L E S T E A M E L E C T R I C P L A N T 20 0 C P & L D R I V E AR D E N , N O R T H C A R O L I N A FI L E P A T H : P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W As s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ F i n a l Note:* = 2L Standard 0 1, 0 0 0 2, 0 0 0 3, 0 0 0 4, 0 0 0 5, 0 0 0 6, 0 0 0 7, 0 0 0 0 1 0 0 2 0 0 3 0 0 4 0 0 5 0 0 6 0 0 7 0 0 8 0 0 B o r o n C o n c e n t r a t i o n ( µ g / L ) Di s t a n c e f r o m A s h B a s i n to C o o l i n g P o n d ( f t ) Co m p a r a t i v e V a l u e * = 7 0 0 u g / L Ed g e o f F r e n c h B r o a d R i v e r 53 y e a r s ( 2 0 1 6 c o n d i t i o n s ) 75 years 14 8 R I V E R S T R E E T , S U I T E 2 2 0 GR E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 PH O N E 8 6 4 - 4 2 1 - 9 9 9 9 ww w . s y n t e r r a c o r p . c o m DR A W N B Y : K B E R N I E R PR O J E C T M A N A G E R : T P L A T I N G LA Y O U T : DA T E : J A N U A R Y 2 0 1 6 FI G U R E 6 - 2 6 FR E Q U E N C Y O F E h O C C U R R E N C E I N GR O U N D W A T E R W I T H A S H E V I L L E V A L U E S AS H E V I L L E S T E A M E L E C T R I C P L A N T 20 0 C P & L D R I V E AR D E N , N O R T H C A R O L I N A FI L E P A T H : P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W As s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ F i n a l No t e : * B a s e g r a p h f r o m A p p e n d i x C , F i g u r e 2 . 4 010203040506070 -4 0 0 - 3 0 0 - 2 0 0 - 1 0 0 0 1 0 0 2 0 0 3 0 0 4 0 0 5 0 0 6 0 0 7 0 0 8 0 0 # o f O c c u r r e n c e s EH ( m V ) Histogram*Eh + 1 Std. Dev.*EH mean value*Eh - 1 Std. Dev.*Mean Eh Alluvial Mean Eh Saprolite Mean Eh Transition Zone Mean Eh Bedrock 14 8 R I V E R S T R E E T , S U I T E 2 2 0 GR E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 PH O N E 8 6 4 - 4 2 1 - 9 9 9 9 ww w . s y n t e r r a c o r p . c o m DR A W N B Y : K B E R N I E R PR O J E C T M A N A G E R : T P L A T I N G LA Y O U T : DA T E : J A N U A R Y 2 0 1 6 FI G U R E 6 - 2 7 FR E Q U E N C Y O F p H O C C U R R E N C E I N GR O U N D W A T E R W I T H A S H E V I L L E V A L U E S AS H E V I L L E S T E A M E L E C T R I C P L A N T 20 0 C P & L D R I V E AR D E N , N O R T H C A R O L I N A FI L E P A T H : P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W As s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ F i n a l No t e : * B a s e g r a p h f r o m A p p e n d i x C , F i g u r e 2 . 5 05101520253035404550 23 4 5 6 7 8 9 1 0 1 1 1 2 # o f O c c u r r e n c e s pH Histogram*pH + 1 SD*pH mean value*pH - 1 SD*Mean pH Alluvial Mean pH Saprolite Mean pH Transition Zone Mean pH Bedrock F R E N C H B R O A D R I V E R I N T E R S T A T E 2 6 A 0 2 / 1 8 / 2 0 1 6 1 1 : 1 7 A M P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W A s s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ D E A S H E V I L L E C A P 2 - C R O S S S E C T I O N - 2 . d w g SOURCES:1.2014 AERIAL PHOTOGRAPH WAS OBTAINED FROMUSDA GEOSPATIAL DIGITAL GATEWAY.2.PARCEL BOUNDARY WAS OBTAINED FROMBUNCOMBE COUNTY GIS DATA. M W - 1 8 D M W - 1 8 B R M W - 0 9 S M W - 0 9 D M W - 0 9 B R M W - 0 8 S M W - 0 8 B R M W - 1 3 D M W - 1 3 B R 1 4 8 R I V E R S T R E E T , S U I T E 2 2 0 G R E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 P H O N E 8 6 4 - 4 2 1 - 9 9 9 9 w w w . s y n t e r r a c o r p . c o m P R O J E C T M A N A G E R : L A Y O U T : D R A W N B Y : T O D D P L A T I N G D A T E : C . N E W E L L F I G 7 - 1 0 1 / 2 0 / 2 0 1 6 F I G U R E 6 - 2 8 M O D E L E D C O N C E P T U A L L A Y O U T C R O S S S E C T I O N A - A ' A S H E V I L L E S T E A M E L E C T R I C P L A N T A R D E N , N O R T H C A R O L I N A 1 0 0 0 1 0 0 2 0 0 G R A P H I C S C A L E ( I N F E E T ) FACING EAST F R E N C H B R O A D R I V E R SECTION A-A'MW 09CLUSTER MW 08 CLUSTER MW 18 CLUSTER 1 9 8 2 A S H B A S I N S I T E L A Y O U T M A P N O T T O S C A L E 1964ASHBASIN L E G E N D R E G O L I T H S A P R O L I T E T R A N S I T I O N B E D R O C K C O N T O U R - B O R O N C O N C E N T R A T I O N ( 1 2 - 2 0 1 5 ) W A T E R L E V E L ( 1 2 - 2 0 1 5 ) C O N C E N T R A T I O N C O N T O U R S D A S H E D W H E R E I N F E R R E D H O R I Z O N T A L : 1 = 2 0 0 ' 1 0 0 1 0 2 0 ( I N F E E T ) V E R T I C A L : 1 = 2 0 ' N O T E : 1 0 : 1 V E R T I C A L E X A G G E R A T I O N M O D E L E D P O S T E X C A V A T I O N W A T E R L E V E L M O D E L E D E X T R A C T I O N W E L L S N O D A T A M O D E L E D E X T R A C T I O N W E L L S N O T E : 1 . E X T R A C T I O N W E L L S A R E P R O J E C T E D T O S E C T I O N A - A ' . A ' 700 5000 F R A C T U R E D / O X I D I Z E D Z O N E O B S E R V E D I N R O C K C O R E M O D E L E D W A T E R L E V E L W I T H A C T I V E P U M P I N G P R O P O S E D P O S T C L O S U R E P A D E L E V A T I O N ( 2 1 1 0 m s l ) P R O P O S E D U N D E R D R A I N ( A P P R O X I M A T E 2 0 6 0 m s l ) I-26 EAST BOUND I-26 WEST BOUND B O R O N > 5 0 0 0 p p b i n G R O U N D W A T E R (feet MSL) (feet MSL) B O R O N < 5 0 0 0 p p b i n G R O U N D W A T E R MW 13CLUSTER 0 2 / 1 8 / 2 0 1 6 1 1 : 1 9 A M P : \ D u k e E n e r g y P r o g r e s s . 1 0 2 6 \ 1 0 2 . A s h e v i l l e A s h B a s i n G W A s s e s s m e n t P l a n \ 2 0 . E G _ C A P \ C A P P a r t 2 \ F i g u r e s \ D E A S H E V I L L E C A P F I G 9 - 1 ( E F F M O N N E T W O R K ) . d w g 1 . ) 2 0 1 4 A E R I A L P H O T O G R A P H W A S O B T A I N E D F R O M U S D A G E O S P A T I A L D I G I T A L G A T E W A Y CB-5 MW-20A CB-6CB-4CB-4B M W - 2 3 D U M W - 2 3 D L MW-21DMW-22DMW-22B R MW-17A MW-16AMW-16BRCB-7MW-18DMW-18BR GW-2 SETTLING PONDMW-08S CB-8 CB-08BR MW-15AMW-15D B A C K G A T E G U A R D H O U S E CP & L DRIVE W A T E R I N T A K E P O O L W A T E R I N T A K E L A K E J U L I A N C B - 0 1 D C B - 1 G W - 0 1 D G W - 0 1 B R M W - 0 1 D M W - 0 1 B R G W - 1 M W - 0 3 D MW-05 D MW-05 B R N E W R O C K W O O D R D A B E R D E E N D R D O U G L A S F I R D R FISCHER MILL RD CB-9CB-09SLCB-09BRMW-13DMW-13BRINTERSTATE 26 POWELL CREEK L A K E J U L I A N RAW WATERINTAKE POINT NEW NPDESOUTFALL OO1 S O U R C E S : 2 . ) D R A W I N G H A S B E E N S E T W I T H A P R O J E C T I O N O F N O R T H C A R O L I N A S T A T E P L A N E C O O R D I N A T E S Y S T E M F I P S 3 2 0 0 ( N A D 8 3 ) . 3 . ) P A R C E L B O U N D A R Y W A S O B T A I N E D F R O M B U N C O M B E C O U N T Y G I S D A T A . 5 . ) C O M P L I A N C E M O N I T O R I N G W E L L L O C A T I O N S A N D W A S T E B O U N D A R Y F R O M F C A O F N C , S U R V E Y D A T E D M A R C H 2 0 0 9 . C O M P L I A N C E W E L L S C B - 3 R , C B - 9 A N D S G - 1 S U R V E Y E D B Y F C A O F N C , S U R V E Y D A T E D 2 0 1 2 - 1 1 - 2 8 . 6 . ) A D D I T I O N A L M O N I T O R I N G W E L L A N D P I E Z O M E T E R L O C A T I O N S W E R E B A S E D O N D A T A P R O V I D E D B Y P R O G R E S S E N E R G Y . 4 . ) N E W W E L L S W E R E S U R V E Y E D B Y M c K I M & C R E E D . T H E H O R I Z O N T A L D A T U M I S S E T T O N A D 8 3 A N D T H E V E R T I C A L D A T U M I S S E T N G V D 8 8 . L E G E N D A R E A O F C O N S T R U C T I O N A N D D E W A T E R I N G A S S E S S M E N T W E L L P I E Z O M E T E R O R M O N I T O R I N G W E L L M W - 0 9 S C B - 1 C B - 9 G W - 2 5 0 0 f t C O M P L I A N C E B O U N D A R Y D U K E E N E R G Y P R O G R E S S W A S T E B O U N D A R Y D O W N G R A D I E N T C O M P L I A N C E W E L L B A C K G R O U N D C O M P L I A N C E W E L L I N T E R S T A T E 2 6 H O T P O N D N-01 1 4 8 R I V E R S T R E E T , S U I T E 2 2 0 G R E E N V I L L E , S O U T H C A R O L I N A 2 9 6 0 1 P H O N E 8 6 4 - 4 2 1 - 9 9 9 9 w w w . s y n t e r r a c o r p . c o m P R O J E C T M A N A G E R : L A Y O U T : D R A W N B Y : T O D D P L A T I N G D A T E : A N T W A N R O B I N S O N F I G 9 - 1 ( S I T E L A Y O U T ) 0 2 / 0 4 / 2 0 1 6 F I G U R E 9 - 1 E F F E C T I V E N E S S M O N I T O R I N G M A P A S H B A S I N S A S H E V I L L E S T E A M E L E C T R I C P L A N T A R D E N , N O R T H C A R O L I N A F-03 8 2 E O - 1 & 2 MAIN GATE S W - 0 6 H E Y W O O D R D 1 9 8 2 A S H B A S I N 1964 ASH BASIN S W - 0 7 R A I L R O A D RAILROAD YARD C O A L S T O C K P I L E R A I L R O A D Y A R D S U R F A C E W A T E R L O C A T I O N A R E A O F W E T N E S S S W - 0 7 K - 0 2 N P D E S O U T F A L L N P D E S O U T F A L L O O 1 EL E C T R I C A L SU B S T A T I O N A B O V E G R O U N D T A N K 3 0 0 0 3 0 0 6 0 0 G R A P H I C S C A L E I N F E E T M W - 2 4 S BEALE RD O L D S H O A L S R D G L E N N B R I D G E R D N E W R O C K W O O D R D W I N D I N G O A K D R S P R I N G H I L L D R W I N D I N G O A K C R B E A R L E A H T R FRENCH BROAD RIVER1.) PIEZOMETERS PZ-16, PZ-23, PZ-24 AND PZ-26 WERE UPGRADED WITH NEW CONCRETE PADSAND PROTECTIVE CASINGS. ADP-7 AND DP-1 WERE UPGRADED WITH NEW CONCRETE PADS ANDPROTECTIVE CASINGS.2.) PIEZOMETERS PZ-1D, PZ-1S, PZ-5, PZ-6 AND PZ-12 WERE PROPERLY ABANDONED.PIEZOMETER UPGRADES AND ABANDONMENTS WERE PERFORMED BY PROBE TECHNOLOGIESWITH OVERSIGHT PROVIDED BY SYNTERRA ON MARCH 5 AND 6, 2013.POND P O N D S T R E A M W I T H F L O W D I R E C T I O N 1.) PZ-23, PZ-24, ABMW-08, MW-02BR, MW-04D, PZ-23, AND PZ-24.WELL ABANDONMENT WAS PERFORMED BY CASCADE WITH OVERSIGHT PROVIDED BYSYNTERRA ON JULY 18, 2015.1.) ABMW-05S, ABMW-05D, ABMW-05BR, ABMW-06BR, ABMW-07, AND ABMW-07S.WELL ABANDONMENT WAS PERFORMED BY CASCADE WITH OVERSIGHT PROVIDED BYSYNTERRA ON OCTOBER 23, 2015.64EO-364EO-1&2CCR WELLS TO BE INSTALLEDAT 500' INTERVALS C C R W E L L S T O B E I N S T A L L E D A T 5 0 0 ' I N T E R V A L S CCR WELLS TO BE INSTALLEDAT 500' INTERVALS