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HomeMy WebLinkAbout2_FINAL_CSA Supplement 2_Belews_FiguresF)l SITE LOCATION MAP DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN STOKES COUNTY, NORTH CAROLINA DATE AUGUST 2016 FIGURE 1-1 LEGEND LANDFILL GROUNDWATER MONITORING - WELL :. CAMAASSESSMENT GROUNDWATER MONITORING WELL NPDES COMPLIANCE GROUNDWATER MONITORING WELL NPDES VOLUNTARY GROUNDWATER MONITORING WELL CAMAASSESSMENT SURFACE WATER SAMPLE LOCATION CAMAASSESSMENT AREA OF WETNESS SAMPLE LOCATION WATER SUPPLY WELLS - NOT SAMPLED ., ;:..... BY DEQ .;. mamo WATER SUPPLY WELLS - SAMPLED BY :, .{ DEQ DUKE ENERGY PROPERTY BOUNDARY ASH BASIN WASTE BOUNDARY LANDFILL/STRUCTURAL FILL BOUNDARY ASH BASIN COMPLIANCE BOUNDARY PINE HALL ROAD ASH LANDFILL ': } COMPLIANCE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY COINCIDENT WITH DUKE ENERGY PROPERTY BOUNDARY GWA-24D S•3 GWA-24BR GWA-24S 0.5 MILE OFFSET FROM ASH BASIN rr COMPLIANCE BOUNDARY 10' TOPOGRAPHY ROADS PINEROAD 1 LANDI Qaa • 3 r r _ IL IL NOTES: 1. AERIAL IMAGERY IS A COMBINATION OF NC ONEMAP (2010) AND A WSP AERIAL SURVEY (2014) 2. TEN FOOT TOPOGRAPHICAL CONTOURS OBTAINED FROM 2015 WSP SURVEY DATA 2. PARCEL DATA FOR THE SITE WAS OBTAINED FROM DUKE ENERGY REAL ESTATE AND IS APPROXIMATE. 3. THE COMPLIANCE BOUNDARY IS ESTABLISHED ACCORDING TO THE DEFINITION FOUND IN 15A NCAC O 500 1,000 1,500 02L .0107 (a). 4. WASTE BOUNDARY IS APPROXIMATE. Feet 5. AS -BUILT CAMA ASSESSMENT AND NPDES SERIES MONITORING WELLS ARE PROVIDED BY DUKE ENERGY, WSP, AND OTHERS. 6. EPA RULE CCR WELL LOCATIONS AND CAMA H/V DELINEATION WELL LOCATIONS (BLUE LABELS) ARE APPROXIMATE AND HAVE NOT BEEN SURVEYED. 7. LIGHT GREEN LABELS INDICATE AN ADDITIONAL ASSESSMENT WELL COMPLETED POST-CSA. r AB-6D r,. AB-4S AB-5SL A3-5S AB 6S AB-4SL AB-4D AB•4BR AB•4BRD SW BS AB-7D r -20 �, MW0S S-110 S=11 BMW-200D / _7 -MW-200BR GWA-32E GWA-32S ' SW-10 AyB`W MW_ 03D MW- TF-1TF-2 MW�10�2c�i � MW-102D TF-3 HU-11A _HD_7+A y MW_1;0;1,s��t.�i MW`1D1D�HD_26 1 BG•iS BG•2S BG•28 ` A BG•2BR �QB-1S AB`i y - _ FILL 6 GWA-23D •• f GWA-23S 4P.�0 GWA•14S - � GWA•14BR 0*' BCSW018A BCSW019 -dk { SAMPLE LOCATION MAP DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION STOKES COUNTY, NORTH CAROLINA ' -A N 4 f' r DATE AUGUST 2016 FIGURE 1-2 F)l WATER SUPPLY WELL ANALYTICAL REST Y 16 } tier 4t "L y" ~, BC20/62 �:w:rL .-KP'r:� k �� • s S =,+ a' i:S' Y BC21/51 BC29%58 if '; _ • �' .5 . BC35/61 BC28/57 • 'ee 13 ,f BC27-2/56 • BC27-1/55 el k DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN STOKES COUNTY, NORTH CAROLINA DATE FIGURE AUGUST 2016 1-3 , r'I:A�T�}i1CFJ I:ASTJ+CICN fi 0 1Js �� 0 0 o n ClJ 0 bar A � BC2l3a GWA-16S/D - • U - '�h r" 5 - r L BC2/31 +i A13-6S/SLID AB-5S/SLI1) •µ 1/ min -203S/D/BR AB-4S/SL Q _mo o (ri17.xxn aim III 0 840� - o 86 I `W 4 0 i 1.:17.SJL1'J eL O � k� 2. Oki bt 4or . }rr � f�, 4 `�� � � _ 2y�'5\t n� s;�',;�' f k `�•• t[r_ � _ _ r' 4a�d►� i � M1 # �1 , n k� � l'- R BN inF J4Z1 K ' Y. / � / / , / � / � — i r1'��4•.'�_ 4 �I`�y '�r''�.5f�ryp-'� 4' .f'..?.. } ry4_� tt=~~�• }4� � �SAf.'� ' �5 4 LEGEND 0 WATER SUPPLY WELL NOT SAMPLED BY NCDEQ 0 WATER SUPPLY WELL SAMPLED BY NCDEQ CAMAASSESSMENT GROUNDWATER MONITORING WELL NPDES COMPLIANCE GROUNDWATER MONITORING WELL $ NPDES VOLUNTARY GROUNDWATER MONITORING WELL 10-FOOT ELEVATION CONTOURS DUKE ENERGY PROPERTY BOUNDARY 0.5 MILE OFFSET FROM ASH BASIN COMPLIANCE BOUNDARY FIGURE NOTES: 1. ASH BASIN WASTE BOUNDARIES AND ASH STORAGE AREA BOUNDARIES ARE APPROXIMATE. 2. PRIVATE WELL LOCATIONS ARE APPROXIMATE. 3. ORTHOPHOTOGRAPHY IS FROM NC ONEMAP GIS ONLINE SERVICE AND DUKE ENERGY CAROLINAS, LLC. 4. DUKE ENERGY PROPERTY BOUNDARY WAS SUPPLIED BY DUKE ENERGY REAL ESTATE. 5. ELEVATION CONTOURS PROVIDED TO DUKE ENERGY BY WSP (2015) TABLE NOTES: 1. ANALYTICAL RESULTS REFLECT SAMPLING CONDUCTED BY NORTH CAROLINA DEPARTEM ENT OF ENVIRONMENTAL QUALITY 2. TABLE INCLUDES DATA PROVIDED TO DUKE ENERGY BY NCDEQ ON 3/15/2016 2. YELLOW HIGHLIGHTING INDICATES AN EXCEEDANCE OF THE APPLICABLE STANDARD NOTES: 1. ASH BASIN WASTE BOUNDARY AND ASH STORAGE AREAS ARE APPROXIMATE 2. PRIVATE WELL LOCATIONS ARE APPROXIMATE 3. ORTHOPHOTOGRAPHY IS FROM NC ONEMAP (2010) and WSP (2014) 4. THE ASH BASIN COMPLIANCE BOUNDARY IS ESTABLISHED ACCORIDING TO THE DEFINITION FOUND IN 15A NCAC 02L .0107 (a) 5. THE INDUSTRIAL LANDFILL COMPLIANCE BOUNDARIES ARE ESTABLISHED ACCORIDING TO THE DEFINITION FOUND IN 15A NCAC 13B .0503 (2)(d)(iv) 6. DUKE ENERGY PROPERTY BOUNDARY WAS SUPPLIED BY DUKE ENERGY REAL ESTATE F)l 500 1,000 1,500 0 Feet BACKGROUND WELL LOCATIONS DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION STOKES COUNTY, NORTH CAROLINA DATE AUGUST 2016 FIGURE 2-1 DUKE EHE63GY PR PERT 41�'� �R _ DNJI'llt`M PROPERTY az, 7' 7f3 p` 2 # CLE70H LOOP 4PAD 4. n X / 39 �3 ASH BASOM 1 �iMub9'J9� E , r� -X I ° C!;vt�\ 1 Y Mob- r/II1111Fr�� G`� BBLE7OLoop RO; OW-1 r9 tq r ,- NOTES: 1. AERIAL PHOTOGRAPHY OBTAINED FROM NC ONEMAP (2010)AND WSP (2014) 2. HYDROGRAPHY OBTAINED FROM PROVISIONAL JURISDICTIONAL WATERS MAP (USACE APPROVAL PENDING), PROVIDED BYAMEC FOSTER WHEELER, DATED MAY29, 2015 3. PARCEL DATA FOR THE SITE WAS OBTAINED FROM DUKE ENERGY REAL ESTATE AND IS APPROXIMATE 4. WASTE BOUNDARY IS APPROXIMATE 5. AS -BUILT MONITORING WELL LOCATIONS PROVIDED BY DUKE ENERGY 6. GROUNDWATER ELEVATIONS WERE MEASURED ON 5/0912016 7. NM - GROUNDWATER ELEVATION NOT MEASURED DURING ROUND 6 5/09/2016 GAUGING EVENT PROVIDED BY DUKE ENERGY 8. WATER SUPPLY WELL LOCATIONS ARE APPROXIMATE. THE NUMBERS ASSOCIATED WITH THE WATER SUPPLY WELLS CORRESPOND TO SECTION 4 OF THE COMPREHENSIVE SITE ASSESSMENT REPORT (HDR, 2015) 9. TOPOGRAPHIC CONTOURS ACQUIRED FROM WSP (DATED APRIL 2014) 10. SURFACE WATER ELEVATIONS PROVIDED BY WSP FROM 06/20/2016AND 06/21/2016 w1j)m POT E E EN 500 0 500 1,000 SCALE (FEET) M x 0 BEDEWS LAKE LDE%ATMH 7725 FT (APPROOMMATE) STOKES COUNTY, NORTH CAROLINA LEGEND Ip GWA--2-2S ASH BASIN ASSESSMENT GROUNDWATER 1pD.pD, MONITORING WELL • WATER SUPPLY WELL NOT SAMPLED BY NCDEQ O WATER SUPPLY WELL SAMPLED BY NCDEQ X WSP SURFACE WATER ELEVATIONS GROUNDWATER CONTOUR LINE ASH BASIN COMPLIANCE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY COINCIDENT — — — WITH DUKE ENERGY PROPERTY BOUNDARY ASH BASIN WASTE BOUNDARY — — — DUKE ENERGY PROPERTY BOUNDARY LANDFILL COMPLIANCE BOUNDARY — — — LANDFILL FACILITY BOUNDARY STRUCTURAL FILL, ASH LANDFILL -EDGE OF WASTE STREAM APPROXIMATE GROUNDWATER FLOW DIRECTION 10FT WSP SURVEY CONTOURS DATE AUGUST 2016 FIGURE 3-1 r � i poOQL' DUKE c ENERGY PROPERTY f � 0 f-rf.°1?' WIVAM 74 Ow W9240 Ulu G`� BBLE7OLOOP ROAD IFIPF •: ` m `x` L e , l ' 711 r • � NOTES: 1. AERIAL PHOTOGRAPHY OBTAINED FROM NC ONEMAP (2010)AND WSP (2014) 2. HYDROGRAPHY OBTAINED FROM PROVISIONAL JURISDICTIONAL WATERS MAP (USACE APPROVAL PENDING), PROVIDED BYAMEC FOSTER WHEELER, DATED MAY29, 2015 3. PARCEL DATA FOR THE SITE WAS OBTAINED FROM DUKE ENERGY REAL ESTATE AND IS APPROXIMATE 4. WASTE BOUNDARY IS APPROXIMATE 5. AS -BUILT MONITORING WELL LOCATIONS PROVIDED BY DUKE ENERGY 6. GROUNDWATER ELEVATIONS WERE MEASURED ON 5/0912016 7. NM - GROUNDWATER ELEVATION NOT MEASURED DURING ROUND 6 5/09/2016 GAUGING EVENT PROVIDED BY DUKE ENERGY 8. WATER SUPPLY WELL LOCATIONS ARE APPROXIMATE. THE NUMBERS ASSOCIATED WITH THE WATER SUPPLY WELLS CORRESPOND TO SECTION 4 OF THE COMPREHENSIVE SITE ASSESSMENT REPORT (HDR, 2015) 9. TOPOGRAPHIC CONTOURS ACQUIRED FROM WSP (DATED APRIL 2014) 10. SURFACE WATER ELEVATIONS PROVIDED BY WSP FROM 06/20/2016AND 06/21/2016 emo jr ASH BASON 11-109D mw a�"JU \ e .... a■- �� �PoN21aALL �4� iQ�•AD j � �15 PROPERTEN 500 0 500 1,000 SCALE (FEET) • 1 OL27ON LOOP ROAD FDMKE CEPROPERTY �1LG3C��7 BELEWS LAKE ELEVATMH 7725 FT (APPROOMMATE) s '- Ilk STOKES COUNTY, NORTH CAROLINA LEGEND Ip GWA--2-2D ASH BASIN ASSESSMENT GROUNDWATER 1pp.pp, MONITORING WELL • WATER SUPPLY WELL NOT SAMPLED BY NCDEQ O WATER SUPPLY WELL SAMPLED BY NCDEQ X WSP SURFACE WATER ELEVATIONS GROUNDWATER CONTOUR LINE ASH BASIN COMPLIANCE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY COINCIDENT — — — WITH DUKE ENERGY PROPERTY BOUNDARY ASH BASIN WASTE BOUNDARY — — — DUKE ENERGY PROPERTY BOUNDARY LANDFILL COMPLIANCE BOUNDARY — — — LANDFILL FACILITY BOUNDARY STRUCTURAL FILL, ASH LANDFILL -EDGE OF WASTE STREAM APPROXIMATE GROUNDWATER FLOW DIRECTION 10FT WSP SURVEY CONTOURS DATE AUGUST 2016 FIGURE 3-2 h•.`}yAf n n a 4 � L mo DROP DUO3fPROPERTY i�J�OG3. ems• r' lu] .. � ..� X ASCU BASOM MODD�C��00M dO�P G3�AD a fa-- ��c+� F ,� „� �%6 �:�� � * �tw•+Aos�. ^.i�k � e � G 6. �II � c �...., PROPER TY G34Y NOTES: 1. AERIAL PHOTOGRAPHY OBTAINED FROM NC ONEMAP (2010)AND WSP (2014) 2. HYDROGRAPHY OBTAINED FROM PROVISIONAL JURISDICTIONAL WATERS MAP (USACE APPROVAL PENDING), PROVIDED BYAMEC FOSTER WHEELER, DATED MAY 29, 2015 3. PARCEL DATA FOR THE SITE WAS OBTAINED FROM DUKE ENERGY REAL ESTATE AND IS APPROXIMATE 4. WASTE BOUNDARY IS APPROXIMATE 5. AS -BUILT MONITORING WELL LOCATIONS PROVIDED BY DUKE ENERGY 6. GROUNDWATER ELEVATIONS WERE MEASURED ON 5/09/2016 7. NM - GROUNDWATER ELEVATION NOT MEASURED DURING ROUND 6 5/09/2016 GAUGING EVENT PROVIDED BY DUKE ENERGY 8. WATER SUPPLY WELL LOCATIONS ARE APPROXIMATE. THE NUMBERS ASSOCIATED WITH THE WATER SUPPLY WELLS CORRESPOND TO SECTION 4 OF THE COMPREHENSIVE SITE ASSESSMENT REPORT (HDR, 2015) 9. TOPOGRAPHIC CONTOURS ACQUIRED FROM WSP (DATED APRIL 2014) 10. SURFACE WATER ELEVATIONS PROVIDED BY WSP FROM 06/20/2016AND 06/21/2016 UKESPROPERTY �V30G°QD 4 v WNW A MIOODLFMDH LOOP ROAD �`v�1i1-53r�-3I . J53.JJ' ot .44 � 500 0 500 1,000 SCALE (FEET) D KE O3GLGWS LAKE ELEVA4OOM 7725 FT (APP63OMNATE) t STOKES COUNTY, NORTH CAROLINA LEGEND Ip GWA-2 BR ASH BASIN ASSESSMENT GROUNDWATER 1pp.pp' MONITORING WELL • WATER SUPPLY WELL NOT SAMPLED BY NCDEQ O WATER SUPPLY WELL SAMPLED BY NCDEQ X WSP SURFACE WATER ELEVATIONS GROUNDWATER CONTOUR LINE ASH BASIN COMPLIANCE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY COINCIDENT — — — WITH DUKE ENERGY PROPERTY BOUNDARY ASH BASIN WASTE BOUNDARY — — — DUKE ENERGY PROPERTY BOUNDARY LANDFILL COMPLIANCE BOUNDARY — — — LANDFILL FACILITY BOUNDARY STRUCTURAL FILL, ASH LANDFILL -EDGE OF WASTE STREAM APPROXIMATE GROUNDWATER FLOW DIRECTION 10FT WSP SURVEY CONTOURS DATE AUGUST 2016 FIGURE 3-3 mw ■ i I a x�c�oio \ I it I' \ 14 ♦ --- 1 w 1 •w(QAU) w •motI V-4 1 amens'now, GVAn ---- _ lam 1 ; ` /IAA � NM .:• .. aM40 �► A M `y'u n aa�M w a pm 1 Mwws 1 , 1 , 1 , 1 , 1 , 1 1 � 1; OVAlf r ILU MM . \ _ -n . t / �� � Abe. - •''�'-. � . 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Ll „� y au pay i �A@40 aw Vmla l OLw paM4 n CHEMICAL POND - - 1 � �• L:A�JCJhZS BELEWS CREEK STEAM STATION fir „g LEGEND: N i � N m m m m 0 0 500 0 500 1,000 F)l BERYLLIUM ISOCONCENTRATION CONTOUR MAP - DEEP WELLS (D) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN LEGEND: W 7� w W m O L F� z- w. W J Y j h _I r a� v ww w a. v N N --- • 0 Ll � 500 0 500 1,000 F)l BERYLLIUM ISOCONCENTRATION CONTOUR MAP - BEDROCK WELLS (BR) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN LEGEND: W 7� w W m O L F� z- w. W J Y j h _I r a� v ww w a. v N i � N 0 0 500 0 500 1,000 F)l BORON ISOCONCENTRATION CONTOUR MAP - SHALLOW WELLS (S) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN LEGEND: W 7� N W J W m N i � N 0 0 500 0 500 1,000 F)l BORON ISOCONCENTRATION CONTOUR MAP - DEEP WELLS (D) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN LEGEND: W 7� N W J W m N N --- • 0 Ll � 500 0 500 1,000 F)l BORON ISOCONCENTRATION CONTOUR MAP - BEDROCK WELLS (BR) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN LEGEND: W 7� F z O Lu - W . W J Y j h _I r a I v ww w a. v N � � • 0 500 0 500 1,000 F)l CHLORIDE ISOCONCENTRATION CONTOUR MAP - SHALLOW WELLS (S) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 13 LEGEND: W 7� w W m O L F� z- w. W J Y j h _I r a� v ww w a. v N � � • 0 IL 500 0 500 1,000 F)l CHLORIDE ISOCONCENTRATION CONTOUR MAP - DEEP WELLS (D) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 14 LEGEND: W 7� N W J W m N N --- • 0 Ll � 500 0 500 1,000 F)l CHLORIDE ISOCONCENTRATION CONTOUR MAP - BEDROCK WELLS (BR) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 15 i # m m m m m m m m • 0 500 0 500 1,000 F)l 16 LEGEND: W 7� w W m O L F� z- w. W J Y j h _I r a� v ww w a. v N � � • 0 IL 500 0 500 1,000 F)l HEXAVALENT CHROMIUM ISOCONCENTRATION CONTOUR MAP - DEEP WELLS (D) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 17 LEGEND: W 7� N W J W m N N • 0 Ll � 500 0 500 1,000 F)l HEXAVALENT CHROMIUM ISOCONCENTRATION CONTOUR MAP - BEDROCK WELLS (BR) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN im JCL 1 - . 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I ANAL 1 '�` IMEMN aIw(MU) Asd• E As-70 9® ! in Pa) TPA 084 scswl ecaar (� {: ... -',.. A. . 00 mcsm /r In �. i sceru nciso,�� wri • scewe stew• 1 sip � 9C701i4 sgll• in BMW • • w1w --- J GVFAU i scieM 0m �A .ems j w 1n m m m m 500 0 500 1,000 22 aim m w a ir• w- m U O a. C7 � Q 1 a B'C19112 UAN PIUER � � � 1 I 1 / � >00 �. WAND 4 M 4D n 'AAA:` MM+IMp aiwip 1 WA(R D _� D p �(D W Asap �� i r r �_ As p iMwrp Ash " 9.9 R19D Ns 1 �Q D ( 9D 1 1 � 1' WA 1 D y I OVA40 ASH BASIN ' MOM) 1 �'tiN 1 1 REAM- 1 1 � 1 , 1 1 , 1 1 1 ------------- J I' 1 �4 i�iP _ yll BC17126 /lisp. :. Asap i"Nf'1 *AW4 0A4w laNi+1 , ,INI�p ' orM11A*4 S TUNN AI - Ash _ RFAM A n- �A:) 1 F M 1S �. >ao 1p 90 > :F. NMer J 9�3Qrb9D r )80 B20 190 _ � �� V""••'D - ]80 190 ]90 a i Aim . �- �' CHEMICAL POND i 23 In B rez l28 BG�5130 s 25 BG�Sl48 BCSl4 BC25129 29 BC10134 BC8N8 15 BC1612 BC8N9 8 BC19n Is 17 x: 8 m MID 21 RF,q� 1 Ica 1 1 1 i� .. '' ----------------- �r 1 1 1 e =1w- 1' 1 t , , , , , , , PINE HALL ROAD ASH LANDFILL ` B90 B19 11111104m aUL%)aU) �� In Luw t4L" 1 i LEGEND: i � N • O 500 0 500 1,000 COBALT ISOCONCENTRATION CONTOUR MAP -DEEP WELLS (D) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 23 u n �. 1 W Q O 2 H (A J J W /n 7 C X U) ' O z z O U O� QHQ F� Z: W U O U O N W J W m Ito ''----------------- � 1 - - 1 ----- -�._ _820 BELEWS CREEK STEAM 4 STATION � r ff y .x R I- LEGEND: N N m m m m • O 500 0 500 1,000 F)l COBALT ISOCONCENTRATION CONTOUR MAP -BEDROCK WELLS (BR) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 24 % %♦ % % ovum age AM GYMN OVWAW GVWA@M Win) 1441�r safe" i # Nr Nol NI L r, I m m m m 0 0 500 0 500 1,000 F)l 25 LEGEND: W 7� N W J W m N � � • 0 IL 500 0 500 1,000 F)l IRON ISOCONCENTRATION CONTOUR MAP - DEEP WELLS (D) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 26 .wut� /o a X i f� W J W m - - 1 �A24M .wuto" .L4(4=% CHEMICAL POND BELEWS 74 CREEK STEAM - STATION V- ", LEGEND: N N m m m m • 0 500 0 500 1,000 F) IRON ISOCONCENTRATION CONTOUR MAP -BEDROCK WELLS (BR) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 27 .n A67! e. A6Y Am (16170) y AM GVAWS / dlW i 1 i# m m m m -- • O 500 0 500 1,000 F)l LEGEND: W 7� N W J W m r • 0 IL 500 0 500 1,000 F)l MANGANESE ISOCONCENTRATION CONTOUR MAP - DEEP WELLS (D) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 29 u n �. 1 W Q O 2 H (A J J W /n 7 C X U) ' O z z O U O� QHQ F� Z: W U O U O N W J W m Ito ''----------------- � 1 - - 1 ----- -�._ _820 BELEWS CREEK STEAM 4 STATION � r ff y .x R I- LEGEND: N N m m m m • 0 500 0 500 1,000 F)l MANGANESE ISOCONCENTRATION CONTOUR MAP -BEDROCK WELLS (BR) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 30 % % qW WA4M OM48 m W mkmh � m . . I ors" MW6MS �� Awmnn OOU(4" aos(Ls) ASU ADO 20 n GVA4n OVWAW INIP III OMW@SA r LWI ---- Ski SnJOAU) ------ AM-n calommul OLD A849L A A048 l7k- evan i # Nr m m m m 0 500 0 500 1,000 F)l 31 LEGEND: W 7� w W m O L F� z- w. W J Y j h _I r a� v ww w a. v N • 0 IL 500 0 500 1,000 F)l SELENIUM ISOCONCENTRATION CONTOUR MAP - DEEP WELLS (D) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 32 /o a X i f� W J W m , % 1 80 1 - -- -•' ��♦� - ,TAFy99i •sal: ♦,�% .0 9 FQ �� 1 640 ♦ �.. ]00 L �.. , v 1 630 - ♦ ♦ — 690 1 fi6p ♦ , 1 ]00 ... � ♦ f.f- b50 1 ♦ ♦ 750 i.. f7 1 1 1 :.-. * M 1 1 1 1 1 I r ' 1 mom 1 1 1 1 1 1 I 1 / 1 � 1 ! ASH BASIN 1 � -------------- 1 � ' 1 1 , 1 ST 1 1 1 1 , � 1 1 , 1 1 1 N Wit--------------------- 1 — — 1 ----- -�_ _820 BELEWS 74 CREEK STEAM - STATION V- ", LEGEND: N N m m • O 500 0 500 1,000 SELENIUM ISOCONCENTRATION CONTOUR MAP -BEDROCK WELLS (BR) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 33 LEGEND: W 7� w W m O L F� z- w. W J Y j h _I r a� v ww w a. v N • 0 500 0 500 1,000 F)l SULFATE ISOCONCENTRATION CONTOUR MAP - SHALLOW WELLS (S) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 34 LEGEND: W 7� N W J W m N � � • 0 IL 500 0 500 1,000 F)l SULFATE ISOCONCENTRATION CONTOUR MAP - DEEP WELLS (D) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 35 LEGEND: W 7� N W J W m N N --- • 0 Ll � 500 0 500 1,000 F)l SULFATE ISOCONCENTRATION CONTOUR MAP - BEDROCK WELLS (BR) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 36 LEGEND: W 7� w W m O L F� z- w. W J Y j h _I r a� v ww w a. v N � � � � • 0 500 0 500 1,000 F)l TOTAL DISSOLVED SOLIDS ISOCONCENTRATION CONTOUR MAP - SHALLOW WELLS (S) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 37 LEGEND: W 7� w W m O L F� z- w. W J Y j h _I r a� v ww w a. v N � � � � • 0 IL 500 0 500 1,000 F)l TOTAL DISSOLVED SOLIDS ISOCONCENTRATION CONTOUR MAP - DEEP WELLS (D) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN LEGEND: W 7� N W J W m N N --- • 0 Ll � 500 0 500 1,000 F)l TOTAL DISSOLVED SOLIDS ISOCONCENTRATION CONTOUR MAP - BEDROCK WELLS (BR) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 39 1 ♦ ♦ ♦♦ �� - ♦ ♦ ` - - • 1% eras ♦ ♦ -" ♦ ♦ fj ti 1 nn M' �M now / 11� ADO 1 � wow) 1 , MIIdM 1 1 1 , 1 1 1 GVWAMA / 1/ �/ ♦ " • f r Y�}. i =�l a' {' . � ` �'� ram-! . - 1 ; A84K � w - ..� :: fir. z'.:F,.�: 41U (<fU) { An - "use` r �:i.N• M E' _76 all VMS low- At k X- I y �� .1 'l. b t �• + � 5 fit iS r ocw oc" OWN �now Bclwm o GVWAU �i • ; ;,� . # 1 FF YN(�111) A r- I I _ ♦ Aft- i� 500 0 500 1,000 LEGEND: W 7� w W m O L F� z- w. W J Y j h _I r a� v ww w a. v N � � • 0 IL 500 0 500 1,000 F)l THALLIUM ISOCONCENTRATION CONTOUR MAP - DEEP WELLS (D) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 41 LEGEND: W 7� N W J W m N N --- • 0 Ll � 500 0 500 1,000 F)l THALLIUM ISOCONCENTRATION CONTOUR MAP - BEDROCK WELLS (BR) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN :IA w 'I mw %% % % % eras % % % 14 Sam" % MW n a 9VA40 GVAn Pow OVAM MN6MS �p 'Ummm IMM OVA40 GVVA" AM n MOM n WA4U GVOAM 4vm4n GVWAMA Oaw 0 An_ W_ L3 0.3 A04M Lot (0-ILD A348 AS-n A04M ------ L17J (ILIZJ) VVAMA) A849L MRMM Ml Pa) A048 c Cw AIM an A&M 17.2(142) T Y�5 f4l LufL" or 4,., saw 0 ocw 44 DOM BMW . . . . . . . . . . . . . . . . . . . . ... OCIM4 in BMW 0 w1w t M 1_ � ���J -. .. + i00 rr ,' •,.�s- '�• •��•• A asi IN" i MOM) J tAl s NF NF NF NF m m m m m m m m 0 0 500 0 500 1,000 43 LEGEND: W 7� w W m O L F� z- w. W J Y j h _I r a� v ww w a. v N • 0 IL 500 0 500 1,000 F)l VANADIUM ISOCONCENTRATION CONTOUR MAP - DEEP WELLS (D) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN w — — 1 a X i f� W J W m A� alll CHEMICAL POND BELEWS JRAL CREEK STEAM STATION ff y LEGEND: N N m m m m • 0 500 0 500 1,000 VANADIUM ISOCONCENTRATION CONTOUR MAP -BEDROCK WELLS (BR) DUKE ENERGY CAROLINAS, LLC BELEWS CREEK STEAM STATION ASH BASIN 45 LEGEND 'F } CAMAASSESSMENT 5Y GROUNDWATER MONITORING WELL NPDES COMPLIANCE `' , '+ GROUNDWATER MONITORING WELL NPDES VOLUNTARY GROUNDWATER MONITORING WELL LANDFILL GROUNDWATER MONITORING WELL WATER SUPPLY WELLS - NOTGW SAMPLED BY DEQ r ".� r.. WATER SUPPLY WELLS - SAMPLED ,'' BY DEQ DUKE ENERGY PROPERTY BOUNDARY " GW G ASH BASIN WASTE BOUNDARY +'<. I,. Ili: LANDFILL/STRUCTURAL FILL BOUNDARY ^' ASH BASIN COMPLIANCE BOUNDARYGWA- = PINE HALL ROAD ASH LANDFILL COMPLIANCE BOUNDARY 4 ASH BASIN COMPLIANCE BOUNDARY y COINCIDENT WITH DUKE ENERGY PROPERTY BOUNDARY 0.5 MILE OFFSET FROM ASH BASIN COMPLIANCE BOUNDARY 10' TOPOGRAPHY TRANSECTSGV GGWAAlMR' 'I ~GR ,.r + • - n j A 2) f S fi . .10 It �' �S/ L yy Y NOTES: 1. AERIAL IMAGERY IS A COMBINATION OF NC ONEMAP (2010) AND A WSP AERIAL SURVEY (2014) 2. TEN FOOT TOPOGRAPHICAL CONTOURS OBTAINED FROM 2015 WSP SURVEY DATA 2. PARCEL DATA FOR THE SITE WAS OBTAINED FROM DUKE ENERGY REAL ESTATE AND IS APPROXIMATE. 3. THE COMPLIANCE BOUNDARY IS ESTABLISHED ACCORDING TO THE DEFINITION FOUND IN 15A NCAC 02L .0107 (a). 4. WASTE BOUNDARY IS APPROXIMATE. 5. AS -BUILT CAMA ASSESSMENT AND NPDES SERIES MONITORING WELLS ARE PROVIDED BY DUKE ENERGY, WSP, AND OTHERS. 6. EPA RULE CCR WELL LOCATIONS AND CAMA H/V DELINEATION WELL LOCATIONS (BLUE LABELS) ARE APPROXIMATE AND HAVE NOT BEEN SURVEYED. 7. LIGHT GREEN LABELS INDICATE AN ADDITIONAL ASSESSMENT WELL COMPLETED POST-CSA. 0 500 1,000 1,500 Feet MW102U MW1015 AB•1S AB•1BR AB•1U Im r F- qm SITE CROSS SECTION LOCATIONS DATE DUKE ENERGY CAROLINAS, LLC AUGUST 2016 F)l BELEWS CREEK STEAM STATION FIGURE STOKES COUNTY, NORTH CAROLINA 3-5.1 G `r G A SOUTH 850 800 750 700 z 0 650 w 600 550 500 0 SECTION A SCALE: HOR12 1"=100' FIG 3-5.2 VERT 1"=50' NOTES: 1. GROUND WATER LEVEL MEASUREMENTS WERE TAKEN ON MAY 9, 2016. DEPTH TO WATER WAS MEASURED WITH AN ELECTRIC PROBE FROM BELOW TOP OF CASING AND WAS RECORDED WITHIN 0.01 FEET. WATER LEVELS PRESENTED ON CROSS SECTIONS ARE FROM SHALLOW WELLS ONLY AND REPRESENT THE WATER TABLE. SHALLOW WATER LEVEL MEASUREMENTS WERE NOT TAKEN ON MAY 9, 2016 FOR GWA-4S, MW-200S, GWA-26S, AND GWA-27S. WATER TABLE SYMBOLOGY IS PRESENTED BELOW. 0 2. RECOVERY (REC) AND ROCK QUALITY DESIGNATION (ROD) ARE MEASUREMENTS OF THE QUALITY OF ROCK CORE RECOVERED FROM A BOREHOLE. 3. STANDARD PENETRATION TESTING (SPT), REC AND ROD WERE THE PRIMARY SOURCES OF DATA USED IN THE DETERMINATION/ASSIGNMENT OF HYDROSTRATIGRAPHIC LAYERS TO NATURAL MATERIALS (ALLUVIUM, SOIL, SAPROLITE, AND ROCK) IN A BOREHOLE; IN CASES WHERE SPT WAS NOT PERFORMED AND WHERE REC AND/OR ROD DATA WERE UNAVAILABLE DUE TO DRILLING METHOD, THE NATURAL MATERIALS WERE ASSIGNED TO A HYDROSTRATI GRAPHIC LAYER BASED ON A REVIEW OF THE BOREHOLE LOG, FIELD PHOTOGRAPHS, AND GEOLOGIC JUDGMENT. PLEASE REFER TO THE HYDROSTRATI GRAPHIC LEGEND FOR MORE DETAILS. 4. ADDITIONAL CSA GROUNDWATER MONITORING WELLS WERE INSTALLED VIA SONIC DRILLING; AS SUCH, ROD CAN NOT BE DETERMINED DUE TO THIS DRILLING METHOD AND ARE THEREFORE NOT PRESENTED FOR NEWLY INSTALLED WELLS. 5. TOP OF CASING IS NOT PRESENTED HEREIN FOR WELL CONSTRUCTION GRAPHICS. PLEASE SEE APPENDIX H OF THE COMPREHENSIVE SITE ASSESSMENT (AUGUST, 2015) AND APPENDIX A OF CSA SUPPLEMENT 2 FOR WELL CONSTRUCTION RECORDS AND GEOLOGIC BORING LOGS. 6. BEDROCK (BR —DESIGNATED) WELLS WERE SCREENED ACROSS INTERPRETED WATER —BEARING FRACTURE ZONES BASED ON EXAMINATION OF THE ROCK CORE AND ROCK PACKER TESTING WHERE PERFORMED. 1000 DISTANCE (ft) LITHOLOGY — RECOVERY (REC) — ROCK QUALITY DESIGNATION (ROD) CHART WITH DEPTHS NOTED REC RQD 80.5 (709.5) Llthology 0 to 100 0 to 100 130.5 (659.5) PROJECT MANAGER BROOKE AHRENS, P.E. DRAWN BY: J. RAYMOND DESIGNED BY: F)j HDR Engineering, Inc. ofthe Carolinas CHECKED BY: N.C.B.E.L.S. License Number: F-0116 APPROVED BY: 440 S. Church Street, Suite 900 Charlotte, NC 28202-2075 704.338.6700 ISSUE DATE DESCRIPTION PROJECT NUMBER 1 000000000266806 1500 I ITHOLOGY LEGEND: BIOTITE GNEISS FLASER GNEISS GNEISS HORNBLENDE GNEISS HORNBLENDE SCHIST MICA GNEISS MICA SCHIST QUARTZ —FELDSPAR GNEISS SCHISTOSE MICA GNEISS MICA SCHIST / QUARTZ —FELDSPAR GNEISS AUGEN GNEISS 2000 NORTH 850 6 M M I L� 700 W W (N W _TL Z J 2 U Q 600 :2 550 500 2500 STRATIGRAPHY LEGEND: MEE] AREA OF 2L EXCEEDANCE OF BORON (DASHED WHERE INFERRED) WATER TABLE SURFACE (SUMMER 2016) ASH — ASH F — FILL S — ALLUVIUM M1 — SOIL/SAPROLITE; N<50 EPMP M2 — SAPROLITE/WEATHERED ROCK; N>50 OR REC<50% TZ — PARTIALLY WEATHERED/FRACTURED ROCK; REC>50% AND RQD<50% . BR — SOUND ROCK; REC>85% AND RQD>50% DUKE ENERGY CAROLINAS,LLC DUKE CONSBELEWS CREEK STEAM STATION OTRUOCTTION t ENERGY STOKES COUNTY NORTH CAROLINA WELL GRAPHIC LEGEND MW-202BR WELL CASING I —WELL SCREEN GROUT BACKFILL- CROSS SECTION A -A' SOLID MATRIX ANALYTICAL RESULTS IIIIIIIIIIIIIC mC Mirl 0 1" 2• FILENAME FIGURE 3-5.2.DWG SHEET SCALE AS NOTED FIGURE 3-5.2 G 1 `r 1 1 1 G 1 SOUTH 850 800 04 M I W 0 Ll W 700 ILLJ Inv Z 0 Z 650 =w H Q 600 550 500 2500 NORTH 850 a "GEMENE, MENNEN 0 lwmt— QD An kQ I .. IIN MENEM INN .... MINNEEMENEENE MENNEN IN 3000 NOTES: 1. GROUND WATER LEVEL MEASUREMENTS WERE TAKEN ON MAY 9, 2016. DEPTH TO WATER WAS MEASURED WITH AN ELECTRIC PROBE FROM BELOW TOP OF CASING AND WAS RECORDED WITHIN 0.01 FEET. WATER LEVELS PRESENTED ON CROSS SECTIONS ARE FROM SHALLOW WELLS ONLY AND REPRESENT THE WATER TABLE. SHALLOW WATER LEVEL MEASUREMENTS WERE NOT TAKEN ON MAY 9, 2016 FOR GWA-4S, MW-200S, GWA-26S, AND GWA-27S. WATER TABLE SYMBOLOGY IS PRESENTED BELOW. 0 2. RECOVERY (REC) AND ROCK QUALITY DESIGNATION (ROD) ARE MEASUREMENTS OF THE QUALITY OF ROCK CORE RECOVERED FROM A BOREHOLE. 3. STANDARD PENETRATION TESTING (SPT), REC AND ROD WERE THE PRIMARY SOURCES OF DATA USED IN THE DETERMINATION/ASSIGNMENT OF HYDROSTRATIGRAPHIC LAYERS TO NATURAL MATERIALS (ALLUVIUM, SOIL, SAPROLITE, AND ROCK) IN A BOREHOLE; IN CASES WHERE SPT WAS NOT PERFORMED AND WHERE REC AND/OR ROD DATA WERE UNAVAILABLE DUE TO DRILLING METHOD, THE NATURAL MATERIALS WERE ASSIGNED TO A HYDROSTRATI GRAPHIC LAYER BASED ON A REVIEW OF THE BOREHOLE LOG, FIELD PHOTOGRAPHS, AND GEOLOGIC JUDGMENT. PLEASE REFER TO THE HYDROSTRATI GRAPHIC LEGEND FOR MORE DETAILS. 4. ADDITIONAL CSA GROUNDWATER MONITORING WELLS WERE INSTALLED VIA SONIC DRILLING; AS SUCH, ROD CAN NOT BE DETERMINED DUE TO THIS DRILLING METHOD AND ARE THEREFORE NOT PRESENTED FOR NEWLY INSTALLED WELLS. 5. TOP OF CASING IS NOT PRESENTED HEREIN FOR WELL CONSTRUCTION GRAPHICS. PLEASE SEE APPENDIX H OF THE COMPREHENSIVE SITE ASSESSMENT (AUGUST, 2015) AND APPENDIX A OF CSA SUPPLEMENT 2 FOR WELL CONSTRUCTION RECORDS AND GEOLOGIC BORING LOGS. 6. BEDROCK (BR -DESIGNATED) WELLS WERE SCREENED ACROSS INTERPRETED WATER -BEARING FRACTURE ZONES BASED ON EXAMINATION OF THE ROCK CORE AND ROCK PACKER TESTING WHERE PERFORMED. 3500 4000 DISTANCE (ft) I ITHOLOGY LEGEND BIOTITE GNEISS 4500 y1y T4 750 M W 0 Ll W Q 600 550 ■C IC MW SECTION � A ) SCALE: HORIZ 1" 100' FIG 3-5.3 FLASER GNEISS VERT 1" 50' GNEISS HORNBLENDE GNEISS STRATIG RAPHY LEGEND: WELL GRAPHIC LEGEND HORNBLENDE SCHIST WATER TABLE SURFACE (SUMMER 2016) AB-9BR ASH - ASH LITHOLOGY - RECOVERY (REC) - ROCK QUALITY MICA GNEISS DESIGNATION (ROD) CHART WITH DEPTHS NOTED WELL CASING F - FILL MICA SCHIST REC RQD S - ALLUVIUM L�tn ology 80.5 (709.5) 0 to 100 0 to 100 QUARTZ -FELDSPAR GNEISS M1 - SOIL/SAPRO LITE; N<50 A SCHISTOSE MICA GNEISS 11M- M2 - SAPROLITE/WEATHERED ROCK; N>50 OR REC<50% MICA SCHIST / QUARTZ -FELDSPAR GNEISS TZ - PARTIALLY WEATHERED/FRACTURED ROCK; 130.5 (659.5) REC>50% AND RQD<50% AUGEN GNEISS - BR - SOUND ROCK; REC>85% AND RQD>50% WELL SCREEN PROJECT MANAGER BROOKE AHRENS, P.E. DRAWN BY: J. RAYMOND DESIGNED BY: HDR Engineering, Inc. of the Carolinas CHECKED BY: N.C.B.E.L.S. License Number: F-0116 APPROVED BY: 440 S. Church Street, Suite 900 Charlotte, NC 28202-2075 F)l 704.338.6700 ISSUE DATE DESCRIPTION PROJECT NUMBER 000000000266806 DUKE ENERGY CAROLINAS,LLC DUKE CONSBELEWS CREEK STEAM STATION OTRUOCTTION t ENERGY STOKES COUNTY NORTH CAROLINA GROUT BACKFILL- CROSS SECTION A -A' SOLID MATRIX ANALYTICAL RESULTS 0 1" 2• FILENAME FIGURE 3-5.3.DWG SHEET SCALE AS NOTED FIGURE 3-5.3 G ■ `r ■ ■ ■ ■ G ■ SOUTH s50 800 M M M 750 W C1 L� W 700 Ld No L 0650 J w 2 H Q 600 550 500 5000 NORTH NONE INEEFIRREEMEN 2-4. MENOMONEE IIMFP'r 110000 MENEENEENO Jill MMMEN 5500 NOTES: 1. GROUND WATER LEVEL MEASUREMENTS WERE TAKEN ON MAY 9, 2016. DEPTH TO WATER WAS MEASURED WITH AN ELECTRIC PROBE FROM BELOW TOP OF CASING AND WAS RECORDED WITHIN 0.01 FEET. WATER LEVELS PRESENTED ON CROSS SECTIONS ARE FROM SHALLOW WELLS ONLY AND REPRESENT THE WATER TABLE. SHALLOW WATER LEVEL MEASUREMENTS WERE NOT TAKEN ON MAY 9, 2016 FOR GWA-4S, MW-200S, GWA-26S, AND GWA-27S. WATER TABLE SYMBOLOGY IS PRESENTED BELOW. 0 2. RECOVERY (REC) AND ROCK QUALITY DESIGNATION (ROD) ARE MEASUREMENTS OF THE QUALITY OF ROCK CORE RECOVERED FROM A BOREHOLE. 3. STANDARD PENETRATION TESTING (SPT), REC AND ROD WERE THE PRIMARY SOURCES OF DATA USED IN THE DETERMINATION/ASSIGNMENT OF HYDROSTRATIGRAPHIC LAYERS TO NATURAL MATERIALS (ALLUVIUM, SOIL, SAPROLITE, AND ROCK) IN A BOREHOLE; IN CASES WHERE SPT WAS NOT PERFORMED AND WHERE REC AND/OR ROD DATA WERE UNAVAILABLE DUE TO DRILLING METHOD, THE NATURAL MATERIALS WERE ASSIGNED TO A HYDROSTRATI GRAPHIC LAYER BASED ON A REVIEW OF THE BOREHOLE LOG, FIELD PHOTOGRAPHS, AND GEOLOGIC JUDGMENT. PLEASE REFER TO THE HYDROSTRATI GRAPHIC LEGEND FOR MORE DETAILS. 4. ADDITIONAL CSA GROUNDWATER MONITORING WELLS WERE INSTALLED VIA SONIC DRILLING; AS SUCH, ROD CAN NOT BE DETERMINED DUE TO THIS DRILLING METHOD AND ARE THEREFORE NOT PRESENTED FOR NEWLY INSTALLED WELLS. 5. TOP OF CASING IS NOT PRESENTED HEREIN FOR WELL CONSTRUCTION GRAPHICS. PLEASE SEE APPENDIX H OF THE COMPREHENSIVE SITE ASSESSMENT (AUGUST, 2015) AND APPENDIX A OF CSA SUPPLEMENT 2 FOR WELL CONSTRUCTION RECORDS AND GEOLOGIC BORING LOGS. 6. BEDROCK (BR -DESIGNATED) WELLS WERE SCREENED ACROSS INTERPRETED WATER -BEARING FRACTURE ZONES BASED ON EXAMINATION OF THE ROCK CORE AND ROCK PACKER TESTING WHERE PERFORMED. F)l HDR Engineering, Inc. of the Caro N.C.B.E.L.S. License Number: F-0116 440 S. Church Street, Suite 900 Charlotte, NC 28202-2075 704.338.6700 6000 6500 DISTANCE (ft) SECTION A SCALE: HORIZ I-100' ING 3-5.4 VERT 1" 50' LITHOLOGY - RECOVERY (REC) - ROCK QUALITY DESIGNATION (ROD) CHART WITH DEPTHS NOTED REC RQD Lltn oiogy 0 to 100 0 to 100 80.5 (709.5) 130.5 (659.5) PROJECT MANAGER BROOKE AHRENS, P.E. DRAWN BY: J. RAYMOND DESIGNED BY: CHECKED BY: APPROVED BY: ISSUE DATE DESCRIPTION PROJECT NUMBER 000000000266806 7000 850 650 Z J 2 H Q 600 550 500 7500 ■C ■M LITHOLOGY LEGEND: B BIOTITE GNEISS FLASER GNEISS GNEISS HORNBLENDE GNEISS STRATIG RAPHY LEGEND: WELL GRAPHIC LEGEND WATER TABLE SURFACE (SUMMER 2016) HORNBLENDE SCHIST AB-5D ASH - ASH MICA GNEISS WELL CASING F - FILL MICA SCHIST S - ALLUVIUM QUARTZ -FELDSPAR GNEISS M1 - SOIL/SAPROLITE; N<50 A SCHISTOSE MICA GNEISS M2 - SAPROLITE/WEATHERED ROCK; N>50 OR REC<50% MICA SCHIST / QUARTZ -FELDSPAR GNEISS TZ - PARTIALLY WEATHERED/FRACTURED ROCK; REC>50% AND RQD<50% AUGEN GNEISS WELL SCREEN BR - SOUND ROCK; REC>85% AND RQD>50% DUKE ENERGY CAROLINAS,LLC DUKE CONSBELEWS CREEK STEAM STATION OTRUOCTTION t ENERGY STOKES COUNTY NORTH CAROLINA GROUT BACKFILL- CROSS SECTION A -A' SOLID MATRIX ANALYTICAL RESULTS 0 1" 2• FILENAME FIGURE 3-5.4.DWG SHEET SCALE AS NOTED FIGURE 3-5.4 1 4 J 4 0 0 1 0 NORTH Ln I M LJ C7 L� LL1 700 Ld N o Z 650 J w U Q 600 550 500 7500 MENOMONEE 0 MENOMONEE 0 MENOMONEE 77 &MEN== REC Rj." 'j" 240(6261) REC MEN wd� 8000 SECTION A SCALE: HORIZ I-100' FIG 3-6.6 VERT 1" 50' NOTES: 1. GROUND WATER LEVEL MEASUREMENTS WERE TAKEN ON MAY 9, 2016. DEPTH TO WATER WAS MEASURED WITH AN ELECTRIC PROBE FROM BELOW TOP OF CASING AND WAS RECORDED WITHIN 0.01 FEET. WATER LEVELS PRESENTED ON CROSS SECTIONS ARE FROM SHALLOW WELLS ONLY AND REPRESENT THE WATER TABLE. SHALLOW WATER LEVEL MEASUREMENTS WERE NOT TAKEN ON MAY 9, 2016 FOR GWA-4S, MW-200S, GWA-26S, AND GWA-27S. WATER TABLE SYMBOLOGY IS PRESENTED BELOW. 0 2. RECOVERY (REC) AND ROCK QUALITY DESIGNATION (ROD) ARE MEASUREMENTS OF THE QUALITY OF ROCK CORE RECOVERED FROM A BOREHOLE. 3. STANDARD PENETRATION TESTING (SET), REC AND ROD WERE THE PRIMARY SOURCES OF DATA USED IN THE DETERMINATION/ASSIGNMENT OF HYDROSTRATIGRAPHIC LAYERS TO NATURAL MATERIALS (ALLUVIUM, SOIL, SAPROLITE, AND ROCK) IN A BOREHOLE; IN CASES WHERE SPT WAS NOT PERFORMED AND WHERE REC AND/OR ROD DATA WERE UNAVAILABLE DUE TO DRILLING METHOD, THE NATURAL MATERIALS WERE ASSIGNED TO A HYDROSTRATI GRAPHIC LAYER BASED ON A REVIEW OF THE BOREHOLE LOG, FIELD PHOTOGRAPHS, AND GEOLOGIC JUDGMENT. PLEASE REFER TO THE HYDROSTRATI GRAPHIC LEGEND FOR MORE DETAILS. 4. ADDITIONAL CSA GROUNDWATER MONITORING WELLS WERE INSTALLED VIA SONIC DRILLING; AS SUCH, ROD CAN NOT BE DETERMINED DUE TO THIS DRILLING METHOD AND ARE THEREFORE NOT PRESENTED FOR NEWLY INSTALLED WELLS. 5. TOP OF CASING IS NOT PRESENTED HEREIN FOR WELL CONSTRUCTION GRAPHICS. PLEASE SEE APPENDIX H OF THE COMPREHENSIVE SITE ASSESSMENT (AUGUST, 2015) AND APPENDIX A OF CSA SUPPLEMENT 2 FOR WELL CONSTRUCTION RECORDS AND GEOLOGIC BORING LOGS. 6. BEDROCK (BR -DESIGNATED) WELLS WERE SCREENED ACROSS INTERPRETED WATER -BEARING FRACTURE ZONES BASED ON EXAMINATION OF THE ROCK CORE AND ROCK PACKER TESTING WHERE PERFORMED. 8500 DISTANCE (ft) LITHOLOGY - RECOVERY (REC) - ROCK QUALITY DESIGNATION (ROD) CHART WITH DEPTHS NOTED REC RQD Lltn ology 0 to 100 0 to 100 80.5 (709.5) 130.5 (659.5) PROJECT MANAGER BROOKE AHRENS, P.E. DRAWN BY: J. RAYMOND DESIGNED BY: HDR Engineering, Inc. of the Carolinas CHECKED BY: N.C.B.E.L.S. License Number: F-0116 APPROVED BY: 440 S. Church Street, Suite 900 Charlotte, NC 28202-2075 704.338.6700 ISSUE DATE DESCRIPTION PROJECT NUMBER 000000000266806 9000 9500 850 800 750 700 650 600 550 500 I ITHOLOGY LEGEND: BIOTITE GNEISS FLASER GNEISS GNEISS STRATIG RAPHY LEGEND: HORNBLENDE GNEISS ���� AREA OF 2L EXCEEDANCE OF BORON WELL GRAPHIC LEGEND (DASHED WHERE INFERRED) HORNBLENDE SCHIST AB-2D WATER TABLE SURFACE (SUMMER 2016) MICA GNEISS ASH - ASH WELL CASING MICA SCHIST F - FILL QUARTZ -FELDSPAR GNEISS S - ALLUVIUM SCHISTOSE MICA GNEISS M1 - SOIL/SAPROLITE; N<50 EPMP M2 - SAPROLIR ROCK; MICA SCHIST QUARTZ -FELDSPAR GNEISS / RWEATHERED N>50 OR REC<50% TZ - PARTIALLY WEATHERED/FRACTURED ROCK; AUGEN GNEISS REC>50% AND RQD<50% . BR - SOUND ROCK; REC>85% AND RQD>50% GROUT BACKFILL-\ DUKE ENERGY CAROLINAS,LLC DUKE CONSBELEWS CREEK STEAM STATION OTRUOCTTION t ENERGY STOKES COUNTY NORTH CAROLINA I -WELL SCREEN IIIIIIIIIIIIIIC 111111111111111111158 MW Mirl CROSS SECTION A -A' SOLID MATRIX ANALYTICAL RESULTS 0 1" 2• FILENAME FIGURE 3-5.5.DWG SHEET SCALE AS NOTED FIGURE 3-5.5 G `r �i G B EAST 850 800 750 700 Z 0 650 600 550 500 0 d0W i i 200 400 600 800 1000 1200 DISTANCE (ft) NOTES: 1. GROUND WATER LEVEL MEASUREMENTS WERE TAKEN ON MAY 9, 2016. DEPTH TO WATER WAS MEASURED WITH AN ELECTRIC PROBE FROM BELOW TOP OF CASING AND WAS RECORDED WITHIN 0.01 FEET. WATER LEVELS PRESENTED ON CROSS SECTIONS ARE FROM SHALLOW WELLS ONLY AND REPRESENT THE WATER TABLE. SHALLOW WATER LEVEL MEASUREMENTS WERE NOT TAKEN ON MAY 9, 2016 FOR GWA-4S, MW-200S, GWA-26S, AND GWA-27S. WATER TABLE SYMBOLOGY IS PRESENTED BELOW. 0 2. RECOVERY (REC) AND ROCK QUALITY DESIGNATION (ROD) ARE MEASUREMENTS OF THE QUALITY OF ROCK CORE RECOVERED FROM A BOREHOLE. 3. STANDARD PENETRATION TESTING (SET), REC AND ROD WERE THE PRIMARY SOURCES OF DATA USED IN THE DETERMINATION/ASSIGNMENT OF HYDROSTRATIGRAPHIC LAYERS TO NATURAL MATERIALS (ALLUVIUM, SOIL, SAPROLITE, AND ROCK) IN A BOREHOLE; IN CASES WHERE SPT WAS NOT PERFORMED AND WHERE REC AND/OR ROD DATA WERE UNAVAILABLE DUE TO DRILLING METHOD, THE NATURAL MATERIALS WERE ASSIGNED TO A HYDROSTRATI GRAPHIC LAYER BASED ON A REVIEW OF THE BOREHOLE LOG, FIELD PHOTOGRAPHS, AND GEOLOGIC JUDGMENT. PLEASE REFER TO THE HYDROSTRATI GRAPHIC LEGEND FOR MORE DETAILS. 4. ADDITIONAL CSA GROUNDWATER MONITORING WELLS WERE INSTALLED VIA SONIC DRILLING; AS SUCH, ROD CAN NOT BE DETERMINED DUE TO THIS DRILLING METHOD AND ARE THEREFORE NOT PRESENTED FOR NEWLY INSTALLED WELLS. 5. TOP OF CASING IS NOT PRESENTED HEREIN FOR WELL CONSTRUCTION GRAPHICS. PLEASE SEE APPENDIX H OF THE COMPREHENSIVE SITE ASSESSMENT (AUGUST, 2015) AND APPENDIX A OF CSA SUPPLEMENT 2 FOR WELL CONSTRUCTION RECORDS AND GEOLOGIC BORING LOGS. 6. BEDROCK (BR —DESIGNATED) WELLS WERE SCREENED ACROSS INTERPRETED WATER —BEARING FRACTURE ZONES BASED ON EXAMINATION OF THE ROCK CORE AND ROCK PACKER TESTING WHERE PERFORMED. SECTION B SCALE: HORIZ I-100' ING 3-5.6 VERT 1" 50' LITHOLOGY — RECOVERY (REC) — ROCK QUALITY DESIGNATION (ROD) CHART WITH DEPTHS NOTED REC RQD Lltnology 0 to 100 0 to 100 80.5 (709.5) 130.5 (659.5) PROJECT MANAGER BROOKE AHRENS, P.E. DRAWN BY: J. RAYMOND DESIGNED BY: HDR Engineering, Inc. of the Carolinas CHECKED BY: N.C.B.E.L.S. License Number: F-0116 APPROVED BY: 440 S. Church Street, Suite 900 Charlotte, NC 28202-2075 F)l 704.338.6700 ISSUE DATE DESCRIPTION PROJECT NUMBER 000000000266806 1400 1600 1800 2000 850 750 M LJ Of 700 w LJ fn 650 Z J 2 U Q 600 550 500 2200 IIIIIIIIIIIIIIC 111111111111111111158 I ITHOLOGY LEGEND: B BIOTITE GNEISS FLASER GNEISS GNEISS HORNBLENDE GNEISS STRATIGRAPHY LEGEND: WELL GRAPHIC LEGEND WATER TABLE SURFACE (SUMMER 2016) HORNBLENDE SCHIST GWA-17D ASH — ASH MICA GNEISS WELL CASING F — FILL MICA SCHIST S — ALLUVIUM QUARTZ —FELDSPAR GNEISS M1 — SOIL/SAPROLITE; N<50 A SCHISTOSE MICA GNEISS M2 — SAPROLITE/WEATHERED ROCK; N>50 OR REC<50% MICA SCHIST / QUARTZ —FELDSPAR GNEISS TZ — PARTIALLY WEATHERED/FRACTURED ROCK; REC>50% AND RQD<50% AUGEN GNEISS WELL SCREEN BE —SOUND ROCK; REC>85% AND RQD>50% DUKE ENERGY CAROLINAS,LLC 'DUKE CONSBELEWS CREEK STEAM STATION OTRUOCTTION t ENERGY STOKES COUNTY NORTH CAROLINA GROUT BACKFILL- CROSS SECTION B-B' SOLID MATRIX ANALYTICAL RESULTS 0 1" 2• FILENAME FIGURE 3-5.6.DWG SHEET SCALE AS NOTED FIGURE 3-5.6 G `r w I G EAST 850 800 c0 In I M 750 W L� W 700 W N 550 500 2200 2400 2600 2800 NOTES: 1. GROUND WATER LEVEL MEASUREMENTS WERE TAKEN ON MAY 9, 2016. DEPTH TO WATER WAS MEASURED WITH AN ELECTRIC PROBE FROM BELOW TOP OF CASING AND WAS RECORDED WITHIN 0.01 FEET. WATER LEVELS PRESENTED ON CROSS SECTIONS ARE FROM SHALLOW WELLS ONLY AND REPRESENT THE WATER TABLE. SHALLOW WATER LEVEL MEASUREMENTS WERE NOT TAKEN ON MAY 9, 2016 FOR GWA-4S, MW-200S, GWA-26S, AND GWA-27S. WATER TABLE SYMBOLOGY IS PRESENTED BELOW. 0 2. RECOVERY (REC) AND ROCK QUALITY DESIGNATION (ROD) ARE MEASUREMENTS OF THE QUALITY OF ROCK CORE RECOVERED FROM A BOREHOLE. 3. STANDARD PENETRATION TESTING (SET), REC AND ROD WERE THE PRIMARY SOURCES OF DATA USED IN THE DETERMINATION/ASSIGNMENT OF HYDROSTRATIGRAPHIC LAYERS TO NATURAL MATERIALS (ALLUVIUM, SOIL, SAPROLITE, AND ROCK) IN A BOREHOLE; IN CASES WHERE SPT WAS NOT PERFORMED AND WHERE REC AND/OR ROD DATA WERE UNAVAILABLE DUE TO DRILLING METHOD, THE NATURAL MATERIALS WERE ASSIGNED TO A HYDROSTRATI GRAPHIC LAYER BASED ON A REVIEW OF THE BOREHOLE LOG, FIELD PHOTOGRAPHS, AND GEOLOGIC JUDGMENT. PLEASE REFER TO THE HYDROSTRATI GRAPHIC LEGEND FOR MORE DETAILS. 4. ADDITIONAL CSA GROUNDWATER MONITORING WELLS WERE INSTALLED VIA SONIC DRILLING; AS SUCH, ROD CAN NOT BE DETERMINED DUE TO THIS DRILLING METHOD AND ARE THEREFORE NOT PRESENTED FOR NEWLY INSTALLED WELLS. 5. TOP OF CASING IS NOT PRESENTED HEREIN FOR WELL CONSTRUCTION GRAPHICS. PLEASE SEE APPENDIX H OF THE COMPREHENSIVE SITE ASSESSMENT (AUGUST, 2015) AND APPENDIX A OF CSA SUPPLEMENT 2 FOR WELL CONSTRUCTION RECORDS AND GEOLOGIC BORING LOGS. 6. BEDROCK (BR -DESIGNATED) WELLS WERE SCREENED ACROSS INTERPRETED WATER -BEARING FRACTURE ZONES BASED ON EXAMINATION OF THE ROCK CORE AND ROCK PACKER TESTING WHERE PERFORMED. 3000 3200 3400 DISTANCE (ft) SECTION B SCALE: HORIZ I-100' IFIG 3-5.7 VERT 1" 50' LITHOLOGY - RECOVERY (REC) - ROCK QUALITY DESIGNATION (ROD) CHART WITH DEPTHS NOTED REC RQD 80.5 (709.5) Llthology 0 to 100 0 to 100 130.5 (659.5) PROJECT MANAGER BROOKE AHRENS, P.E. DRAWN BY: J. RAYMOND DESIGNED BY: F)j HDR Engineering, Inc. ofthe Carolinas CHECKED BY: N.C.B.E.L.S. License Number: F-0116 APPROVED BY: 440 S. Church Street, Suite 900 Charlotte, NC 28202-2075 704.338.6700 ISSUE DATE DESCRIPTION PROJECT NUMBER 1 000000000266806 3600 3800 4000 4200 WEST 850 800 Iq to 00 W W (N 650 Z J 2 U Q 600 550 500 4400 IIIIIIIIIIIIIIC I ITHOLOGY LEGEND: B BIOTITE GNEISS FLASER GNEISS GNEISS HORNBLENDE GNEISS STRATIG RAPHY LEGEND: WELL GRAPHIC LEGEND HORNBLENDE SCHIST WATER TABLE SURFACE (SUMMER 2016) AB-4BRD ASH - ASH MICA GNEISS WELL CASING F - FILL MICA SCHIST S - ALLUVIUM QUARTZ -FELDSPAR GNEISS M1 - SOIL/SAPROLITE; N<50 A SCHISTOSE MICA GNEISS M2 - SAPROLITE/WEATHERED ROCK; N>50 OR REC<50% MICA SCHIST / QUARTZ -FELDSPAR GNEISS TZ - PARTIALLY WEATHERED/FRACTURED ROCK; REC>50% AND RQD<50% AUGEN GNEISS WELL SCREEN BE - SOUND ROCK; REC>85% AND RQD>50% DUKE ENERGY CAROLINAS,LLC DUKE CONSBELEWS CREEK STEAM STATION OTRUOCTTION t ENERGY STOKES COUNTY NORTH CAROLINA GROUT BACKFILL- CROSS SECTION B-B' SOLID MATRIX ANALYTICAL RESULTS 0 1" 2• FILENAME FIGURE 3-5.7.DWG SHEET SCALE AS NOTED FIGURE 3-5.7 G `r G EAST 850 r 800 tri I M 750 W C� L� W 700 W N 550 WEST 850 IN I INN 500 L 4400 4600 4800 5000 5200 5400 5600 5800 DISTANCE (ft) NOTES: 1. GROUND WATER LEVEL MEASUREMENTS WERE TAKEN ON MAY 9, 2016. DEPTH TO WATER WAS MEASURED WITH AN ELECTRIC PROBE FROM BELOW TOP OF CASING AND WAS RECORDED WITHIN 0.01 FEET. WATER LEVELS PRESENTED ON CROSS SECTIONS ARE FROM SHALLOW WELLS ONLY AND REPRESENT THE WATER TABLE. SHALLOW WATER LEVEL MEASUREMENTS WERE NOT TAKEN ON MAY 9, 2016 FOR GWA-4S, MW-200S, GWA-26S, AND GWA-27S. WATER TABLE SYMBOLOGY IS PRESENTED BELOW. 0 2. RECOVERY (REC) AND ROCK QUALITY DESIGNATION (ROD) ARE MEASUREMENTS OF THE QUALITY OF ROCK CORE RECOVERED FROM A BOREHOLE. 3. STANDARD PENETRATION TESTING (SET), REC AND ROD WERE THE PRIMARY SOURCES OF DATA USED IN THE DETERMINATION/ASSIGNMENT OF HYDROSTRATIGRAPHIC LAYERS TO NATURAL MATERIALS (ALLUVIUM, SOIL, SAPROLITE, AND ROCK) IN A BOREHOLE; IN CASES WHERE SPT WAS NOT PERFORMED AND WHERE REC AND/OR ROD DATA WERE UNAVAILABLE DUE TO DRILLING METHOD, THE NATURAL MATERIALS WERE ASSIGNED TO A HYDROSTRATI GRAPHIC LAYER BASED ON A REVIEW OF THE BOREHOLE LOG, FIELD PHOTOGRAPHS, AND GEOLOGIC JUDGMENT. PLEASE REFER TO THE HYDROSTRATI GRAPHIC LEGEND FOR MORE DETAILS. 4. ADDITIONAL CSA GROUNDWATER MONITORING WELLS WERE INSTALLED VIA SONIC DRILLING; AS SUCH, ROD CAN NOT BE DETERMINED DUE TO THIS DRILLING METHOD AND ARE THEREFORE NOT PRESENTED FOR NEWLY INSTALLED WELLS. 5. TOP OF CASING IS NOT PRESENTED HEREIN FOR WELL CONSTRUCTION GRAPHICS. PLEASE SEE APPENDIX H OF THE COMPREHENSIVE SITE ASSESSMENT (AUGUST, 2015) AND APPENDIX A OF CSA SUPPLEMENT 2 FOR WELL CONSTRUCTION RECORDS AND GEOLOGIC BORING LOGS. 6. BEDROCK (BR -DESIGNATED) WELLS WERE SCREENED ACROSS INTERPRETED WATER -BEARING FRACTURE ZONES BASED ON EXAMINATION OF THE ROCK CORE AND ROCK PACKER TESTING WHERE PERFORMED. SECTION B SCALE: HORIZ I-100' IFIG 3-5.8 VERT 1" 50' LITHOLOGY - RECOVERY (REC) - ROCK QUALITY DESIGNATION (ROD) CHART WITH DEPTHS NOTED REC RQD 80.5 (709.5) Llthology 0 to 100 0 to 100 130.5 (659.5) PROJECT MANAGER BROOKE AHRENS, P.E. DRAWN BY: J. RAYMOND DESIGNED BY: HDR Engineering, Inc. of the Carolinas CHECKED BY: N.C.B.E.L.S. License Number: F-0116 APPROVED BY: 440 S. Church Street, Suite 900 Charlotte, NC 28202-2075 F)l 704.338.6700 ISSUE DATE DESCRIPTION PROJECT NUMBER 000000000266806 6000 6200 6400 aac rn 7bC M a >A 700 W W N 650 Z J 2 U Q 600 550 500 6600 IIIIIIIIIIIIIIC 111111111111111111158 I ITHOLOGY LEGEND: B BIOTITE GNEISS FLASER GNEISS GNEISS HORNBLENDE GNEISS STRATIG RAPHY LEGEND: WELL GRAPHIC LEGEND WATER TABLE SURFACE (SUMMER 2016) HORNBLENDE SCHIST GWA-5BR2 ASH - ASH MICA GNEISS WELL CASING F - FILL MICA SCHIST S - ALLUVIUM QUARTZ -FELDSPAR GNEISS M1 - SOIL/SAPROLITE; N<50 A SCHISTOSE MICA GNEISS M2 - SAPROLITE/WEATHERED ROCK; N>50 OR REC<50% MICA SCHIST / QUARTZ -FELDSPAR GNEISS TZ - PARTIALLY WEATHERED/FRACTURED ROCK; REC>50% AND RQD<50% AUGEN GNEISS WELL SCREEN BE - SOUND ROCK; REC>85% AND RQD>50% DUKE ENERGY CAROLINAS,LLC DUKE CONSBELEWS CREEK STEAM STATION OTRUOCTTION t ENERGY STOKES COUNTY NORTH CAROLINA GROUT BACKFILL- CROSS SECTION B-B' SOLID MATRIX ANALYTICAL RESULTS 0 1" 2• FILENAME FIGURE 3-5.8.DWG SHEET SCALE AS NOTED FIGURE 3-5.8 i c a w 0 0 r 0 EAST 850 - 800 00 In I M 750 w Of c� L� LJ 700 Ld z Z C' 650 J > 2 U w Q 600 550 B' WEST 850 REC rim====== lammmo "I"I'MMIMMM 500 - 6600 6800 7000 7200 7400 7600 DISTANCE (ft) NOTES: 1. GROUND WATER LEVEL MEASUREMENTS WERE TAKEN ON MAY 9, 2016. DEPTH TO WATER WAS MEASURED WITH AN ELECTRIC PROBE FROM BELOW TOP OF CASING AND WAS RECORDED WITHIN 0.01 FEET. WATER LEVELS PRESENTED ON CROSS SECTIONS ARE FROM SHALLOW WELLS ONLY AND REPRESENT THE WATER TABLE. SHALLOW WATER LEVEL MEASUREMENTS WERE NOT TAKEN ON MAY 9, 2016 FOR GWA-4S, MW-200S, GWA-26S, AND GWA-27S. WATER TABLE SYMBOLOGY IS PRESENTED BELOW. 0 2. RECOVERY (REC) AND ROCK QUALITY DESIGNATION (ROD) ARE MEASUREMENTS OF THE QUALITY OF ROCK CORE RECOVERED FROM A BOREHOLE. 3. STANDARD PENETRATION TESTING (SET), REC AND ROD WERE THE PRIMARY SOURCES OF DATA USED IN THE DETERMINATION/ASSIGNMENT OF HYDROSTRATIGRAPHIC LAYERS TO NATURAL MATERIALS (ALLUVIUM, SOIL, SAPROLITE, AND ROCK) IN A BOREHOLE; IN CASES WHERE SPT WAS NOT PERFORMED AND WHERE REC AND/OR ROD DATA WERE UNAVAILABLE DUE TO DRILLING METHOD, THE NATURAL MATERIALS WERE ASSIGNED TO A HYDROSTRATI GRAPHIC LAYER BASED ON A REVIEW OF THE BOREHOLE LOG, FIELD PHOTOGRAPHS, AND GEOLOGIC JUDGMENT. PLEASE REFER TO THE HYDROSTRATI GRAPHIC LEGEND FOR MORE DETAILS. 4. ADDITIONAL CSA GROUNDWATER MONITORING WELLS WERE INSTALLED VIA SONIC DRILLING; AS SUCH, ROD CAN NOT BE DETERMINED DUE TO THIS DRILLING METHOD AND ARE THEREFORE NOT PRESENTED FOR NEWLY INSTALLED WELLS. 5. TOP OF CASING IS NOT PRESENTED HEREIN FOR WELL CONSTRUCTION GRAPHICS. PLEASE SEE APPENDIX H OF THE COMPREHENSIVE SITE ASSESSMENT (AUGUST, 2015) AND APPENDIX A OF CSA SUPPLEMENT 2 FOR WELL CONSTRUCTION RECORDS AND GEOLOGIC BORING LOGS. 6. BEDROCK (BR -DESIGNATED) WELLS WERE SCREENED ACROSS INTERPRETED WATER -BEARING FRACTURE ZONES BASED ON EXAMINATION OF THE ROCK CORE AND ROCK PACKER TESTING WHERE PERFORMED. 7800 SECTION B SCALE: HORIZ I-100' IFIG 3-5.9 VERT 1" 50' LITHOLOGY - RECOVERY (REC) - ROCK QUALITY DESIGNATION (ROD) CHART WITH DEPTHS NOTED REC RQD 80.5 (709.5) Llthology 0 to 100 0 to 100 130.5 (659.5) PROJECT MANAGER BROOKE AHRENS, P.E. DRAWN BY: J. RAYMOND DESIGNED BY: HDR Engineering, Inc. of the Carolinas CHECKED BY: N.C.B.E.L.S. License Number: F-0116 APPROVED BY: 440 S. Church Street, Suite 900 Charlotte, NC 28202-2075 F)l 704.338.6700 ISSUE DATE DESCRIPTION PROJECT NUMBER 000000000266806 8000 800 750 700 650 soo 550 500 8200 IIIIIIIIIIIIIIC 111111111111111111158 I ITHOLOGY LEGEND: B BIOTITE GNEISS FLASER GNEISS GNEISS HORNBLENDE GNEISS STRATIG RAPHY LEGEND: WELL GRAPHIC LEGEND WATER TABLE SURFACE (SUMMER 2016) HORNBLENDE SCHIST GWA-3D ASH - ASH MICA GNEISS WELL CASING F - FILL MICA SCHIST S - ALLUVIUM QUARTZ -FELDSPAR GNEISS M1 - SOIL/SAPROLITE; N<50 A SCHISTOSE MICA GNEISS M2 - SAPROLITE/WEATHERED ROCK; N>50 OR REC<50% MICA SCHIST / QUARTZ -FELDSPAR GNEISS TZ - PARTIALLY WEATHERED/FRACTURED ROCK; REC>50% AND RQD<50% AUGEN GNEISS WELL SCREEN BE - SOUND ROCK; REC>85% AND RQD>50% DUKE ENERGY CAROLINAS,LLC DUKE CONSBELEWS CREEK STEAM STATION OTRUOCTTION t ENERGY STOKES COUNTY NORTH CAROLINA GROUT BACKFILL- CROSS SECTION B-B' SOLID MATRIX ANALYTICAL RESULTS 0 1" 2• FILENAME FIGURE 3-5.9.DWG SHEET SCALE AS NOTED FIGURE 3-5.9 i c a w D D r 0 850 800 750 700 z 0 650 w 600 550 500 C SOUTH NORTH :G-AFw Mw NEEMENEEMENEENE mom qMENG InIEF INN 1 MONOMER 0 19NNEEME 0 500 NOTES: 1. GROUND WATER LEVEL MEASUREMENTS WERE TAKEN ON MAY 9, 2016. DEPTH TO WATER WAS MEASURED WITH AN ELECTRIC PROBE FROM BELOW TOP OF CASING AND WAS RECORDED WITHIN 0.01 FEET. WATER LEVELS PRESENTED ON CROSS SECTIONS ARE FROM SHALLOW WELLS ONLY AND REPRESENT THE WATER TABLE. SHALLOW WATER LEVEL MEASUREMENTS WERE NOT TAKEN ON MAY 9, 2016 FOR GWA-4S, MW-200S, GWA-26S, AND GWA-27S. WATER TABLE SYMBOLOGY IS PRESENTED BELOW. 0 2. RECOVERY (REC) AND ROCK QUALITY DESIGNATION (ROD) ARE MEASUREMENTS OF THE QUALITY OF ROCK CORE RECOVERED FROM A BOREHOLE. 3. STANDARD PENETRATION TESTING (SET), REC AND ROD WERE THE PRIMARY SOURCES OF DATA USED IN THE DETERMINATION/ASSIGNMENT OF HYDROSTRATIGRAPHIC LAYERS TO NATURAL MATERIALS (ALLUVIUM, SOIL, SAPROLITE, AND ROCK) IN A BOREHOLE; IN CASES WHERE SPT WAS NOT PERFORMED AND WHERE REC AND/OR ROD DATA WERE UNAVAILABLE DUE TO DRILLING METHOD, THE NATURAL MATERIALS WERE ASSIGNED TO A HYDROSTRATI GRAPHIC LAYER BASED ON A REVIEW OF THE BOREHOLE LOG, FIELD PHOTOGRAPHS, AND GEOLOGIC JUDGMENT. PLEASE REFER TO THE HYDROSTRATI GRAPHIC LEGEND FOR MORE DETAILS. 4. ADDITIONAL CSA GROUNDWATER MONITORING WELLS WERE INSTALLED VIA SONIC DRILLING; AS SUCH, ROD CAN NOT BE DETERMINED DUE TO THIS DRILLING METHOD AND ARE THEREFORE NOT PRESENTED FOR NEWLY INSTALLED WELLS. 5. TOP OF CASING IS NOT PRESENTED HEREIN FOR WELL CONSTRUCTION GRAPHICS. PLEASE SEE APPENDIX H OF THE COMPREHENSIVE SITE ASSESSMENT (AUGUST, 2015) AND APPENDIX A OF CSA SUPPLEMENT 2 FOR WELL CONSTRUCTION RECORDS AND GEOLOGIC BORING LOGS. 6. BEDROCK (BR -DESIGNATED) WELLS WERE SCREENED ACROSS INTERPRETED WATER -BEARING FRACTURE ZONES BASED ON EXAMINATION OF THE ROCK CORE AND ROCK PACKER TESTING WHERE PERFORMED. 1000 DISTANCE (ft) SECTION Q SCALE: HORIZ I-100' FIG 3-5.10 VERT 1" 50' LITHOLOGY - RECOVERY (REC) - ROCK QUALITY DESIGNATION (ROD) CHART WITH DEPTHS NOTED REC RQD Lltn ology 0 to 110 00 0 to 100 80.5 (709.5) 130.5 (659.5) PROJECT MANAGER BROOKE AHRENS, P.E. DRAWN BY: J. RAYMOND DESIGNED BY: HDR Engineering, Inc. of the Carolinas CHECKED BY: N.C.B.E.L.S. License Number: F-0116 APPROVED BY: 440 S. Church Street, Suite 900 Charlotte, NC 28202-2075 F)l 704.338.6700 ISSUE DATE DESCRIPTION PROJECT NUMBER 000000000266806 1500 2000 8`0 400 750 M n w 700 LJ w (N 650 L J 2 U Q 600 M 550 500 2500 IIIIIIIIIIIC IC I ITHOLOGY LEGEND: B BIOTITE GNEISS FLASER GNEISS GNEISS HORNBLENDE GNEISS STRATIG RAPHY LEGEND: WELL GRAPHIC LEGEND HORNBLENDE SCHIST WATER TABLE SURFACE (SUMMER 2016) GWA-26BR ASH - ASH MICA GNEISS WELL CASING F - FILL MICA SCHIST S - ALLUVIUM QUARTZ -FELDSPAR GNEISS M1 - SOIL/SAPROLITE; N<50 A SCHISTOSE MICA GNEISS M2 - SAPROLITE/WEATHERED ROCK; N>50 OR REC<50% MICA SCHIST / QUARTZ -FELDSPAR GNEISS TZ - PARTIALLY WEATHERED/FRACTURED ROCK; REC>50% AND RQD<50% AUGEN GNEISS WELL SCREEN BR - SOUND ROCK; REC>85% AND RQD>50% DUKE ENERGY CAROLINAS,LLC DUKE CONSBELEWS CREEK STEAM STATION OTRUOCTTION t ENERGY STOKES COUNTY NORTH CAROLINA GROUT BACKFILL� CROSS SECTION C-C' SOLID MATRIX ANALYTICAL RESULTS 0 1" 2" FILENAME FIGURE 3-5.10.DWG SHEET SCALE AS NOTED FIGURE 3-5.10 G ■ `r ■ ■ ■ ■ G ■ SOUTH 850 W 0 Ll W 700 W V) z 0 Z >650 J w = w U Q 600 550 500 2500 3000 NOTES: 1. GROUND WATER LEVEL MEASUREMENTS WERE TAKEN ON MAY 9, 2016. DEPTH TO WATER WAS MEASURED WITH AN ELECTRIC PROBE FROM BELOW TOP OF CASING AND WAS RECORDED WITHIN 0.01 FEET. WATER LEVELS PRESENTED ON CROSS SECTIONS ARE FROM SHALLOW WELLS ONLY AND REPRESENT THE WATER TABLE. SHALLOW WATER LEVEL MEASUREMENTS WERE NOT TAKEN ON MAY 9, 2016 FOR GWA-4S, MW-200S, GWA-26S, AND GWA-27S. WATER TABLE SYMBOLOGY IS PRESENTED BELOW. 0 2. RECOVERY (REC) AND ROCK QUALITY DESIGNATION (ROD) ARE MEASUREMENTS OF THE QUALITY OF ROCK CORE RECOVERED FROM A BOREHOLE. 3. STANDARD PENETRATION TESTING (SPT), REC AND ROD WERE THE PRIMARY SOURCES OF DATA USED IN THE DETERMINATION/ASSIGNMENT OF HYDROSTRATIGRAPHIC LAYERS TO NATURAL MATERIALS (ALLUVIUM, SOIL, SAPROLITE, AND ROCK) IN A BOREHOLE; IN CASES WHERE SPT WAS NOT PERFORMED AND WHERE REC AND/OR ROD DATA WERE UNAVAILABLE DUE TO DRILLING METHOD, THE NATURAL MATERIALS WERE ASSIGNED TO A HYDROSTRATI GRAPHIC LAYER BASED ON A REVIEW OF THE BOREHOLE LOG, FIELD PHOTOGRAPHS, AND GEOLOGIC JUDGMENT. PLEASE REFER TO THE HYDROSTRATI GRAPHIC LEGEND FOR MORE DETAILS. 4. ADDITIONAL CSA GROUNDWATER MONITORING WELLS WERE INSTALLED VIA SONIC DRILLING; AS SUCH, ROD CAN NOT BE DETERMINED DUE TO THIS DRILLING METHOD AND ARE THEREFORE NOT PRESENTED FOR NEWLY INSTALLED WELLS. 5. TOP OF CASING IS NOT PRESENTED HEREIN FOR WELL CONSTRUCTION GRAPHICS. PLEASE SEE APPENDIX H OF THE COMPREHENSIVE SITE ASSESSMENT (AUGUST, 2015) AND APPENDIX A OF CSA SUPPLEMENT 2 FOR WELL CONSTRUCTION RECORDS AND GEOLOGIC BORING LOGS. 6. BEDROCK (BR -DESIGNATED) WELLS WERE SCREENED ACROSS INTERPRETED WATER -BEARING FRACTURE ZONES BASED ON EXAMINATION OF THE ROCK CORE AND ROCK PACKER TESTING WHERE PERFORMED. F)l HDR Engineering, Inc. of the Caro N.C.B.E.L.S. License Number: F-0116 440 S. Church Street, Suite 900 Charlotte, NC 28202-2075 704.338.6700 3500 DISTANCE (ft) SECTION SCALE: HORIZ I-100' FIG 3-5.11 VERT 1" 50' LITHOLOGY - RECOVERY (REC) - ROCK QUALITY DESIGNATION (ROD) CHART WITH DEPTHS NOTED REC RQD 80.5 (709.5) Llthoiogy 0 to 100 0 to 100 130.5 (659.5) PROJECT MANAGER BROOKE AHRENS, P.E. DRAWN BY: J. RAYMOND DESIGNED BY: CHECKED BY: APPROVED BY: ISSUE DATE DESCRIPTION PROJECT NUMBER 1 000000000266806 4000 4500 NORTH 850 800 N M M 650 Z 600 :2 550 ■C ■K0 I ITHOLOGY LEGEND: B BIOTITE GNEISS FLASER GNEISS GNEISS HORNBLENDE GNEISS STRATIG RAPHY LEGEND: WELL GRAPHIC LEGEND WATER TABLE SURFACE (SUMMER 2016) HORNBLENDE SCHIST MW-203BR ASH - ASH MICA GNEISS WELL CASING F - FILL MICA SCHIST S - ALLUVIUM QUARTZ -FELDSPAR GNEISS M1 - SOIL/SAPROLITE; N<50 A SCHISTOSE MICA GNEISS M2 - SAPROLITE/WEATHERED ROCK; N>50 OR REC<50% MICA SCHIST / QUARTZ -FELDSPAR GNEISS TZ - PARTIALLY WEATHERED/FRACTURED ROCK; REC>50% AND RQD<50% AUGEN GNEISS WELL SCREEN BR - SOUND ROCK; REC>85% AND RQD>50% DUKE ENERGY CAROLINAS,LLC DUKE CONSBELEWS CREEK STEAM STATION OTRUOCTTION t ENERGY STOKES COUNTY NORTH CAROLINA GROUT BACKFILL- CROSS SECTION C-C' SOLID MATRIX ANALYTICAL RESULTS 0 1" 2- FILENAME FIGURE 3-5.11.DWG SHEET SCALE AS NOTED FIGURE 3-5.11 V V REC ..0 (7-5) 0 to 100 850 1a 3 (676.2) 801, I M 750 W 0 L, W 700 Nv z 0 Z 650 J � = w H Q 600 550 500 5000 5500 SOUTH NORTH CWA— I 6BR No f— GWA— 1 3D GWA—�71)000000000000 Pwww"i-27BIR GWA-11D /—GWA-27S OF BORON REC ROD MEN MENE.— Do RE ' C " NOTES: 1. GROUND WATER LEVEL MEASUREMENTS WERE TAKEN ON MAY 9, 2016. DEPTH TO WATER WAS MEASURED WITH AN ELECTRIC PROBE FROM BELOW TOP OF CASING AND WAS RECORDED WITHIN 0.01 FEET. WATER LEVELS PRESENTED ON CROSS SECTIONS ARE FROM SHALLOW WELLS ONLY AND REPRESENT THE WATER TABLE. SHALLOW WATER LEVEL MEASUREMENTS WERE NOT TAKEN ON MAY 9, 2016 FOR GWA-4S, MW-200S, GWA-26S, AND GWA-27S. WATER TABLE SYMBOLOGY IS PRESENTED BELOW. 0 2. RECOVERY (REC) AND ROCK QUALITY DESIGNATION (ROD) ARE MEASUREMENTS OF THE QUALITY OF ROCK CORE RECOVERED FROM A BOREHOLE. 3. STANDARD PENETRATION TESTING (SET), REC AND ROD WERE THE PRIMARY SOURCES OF DATA USED IN THE DETERMINATION/ASSIGNMENT OF HYDROSTRATIGRAPHIC LAYERS TO NATURAL MATERIALS (ALLUVIUM, SOIL, SAPROLITE, AND ROCK) IN A BOREHOLE; IN CASES WHERE SPT WAS NOT PERFORMED AND WHERE REC AND/OR ROD DATA WERE UNAVAILABLE DUE TO DRILLING METHOD, THE NATURAL MATERIALS WERE ASSIGNED TO A HYDROSTRATI GRAPHIC LAYER BASED ON A REVIEW OF THE BOREHOLE LOG, FIELD PHOTOGRAPHS, AND GEOLOGIC JUDGMENT. PLEASE REFER TO THE HYDROSTRATI GRAPHIC LEGEND FOR MORE DETAILS. 4. ADDITIONAL CSA GROUNDWATER MONITORING WELLS WERE INSTALLED VIA SONIC DRILLING; AS SUCH, ROD CAN NOT BE DETERMINED DUE TO THIS DRILLING METHOD AND ARE THEREFORE NOT PRESENTED FOR NEWLY INSTALLED WELLS. 5. TOP OF CASING IS NOT PRESENTED HEREIN FOR WELL CONSTRUCTION GRAPHICS. PLEASE SEE APPENDIX H OF THE COMPREHENSIVE SITE ASSESSMENT (AUGUST, 2015) AND APPENDIX A OF CSA SUPPLEMENT 2 FOR WELL CONSTRUCTION RECORDS AND GEOLOGIC BORING LOGS. 6. BEDROCK (BR —DESIGNATED) WELLS WERE SCREENED ACROSS INTERPRETED WATER —BEARING FRACTURE ZONES BASED ON EXAMINATION OF THE ROCK CORE AND ROCK PACKER TESTING WHERE PERFORMED. F)l HDR Engineering, Inc. of the Caro N.C.B.E.L.S. License Number: F-0116 440 S. Church Street, Suite 900 Charlotte, NC 28202-2075 704.338.6700 6000 SECTION Q SCALE: HORIZ I-100' FIG 3-5.12 VERT 1" 50' LITHOLOGY — RECOVERY (REC) — ROCK QUALITY DESIGNATION (ROD) CHART WITH DEPTHS NOTED REC RQD Lltn oiogy 0 to 110 00 0 to 100 80.5 (709.5) 130.5 (659.5) PROJECT MANAGER BROOKE AHRENS, P.E. DRAWN BY: J. RAYMOND DESIGNED BY: CHECKED BY: APPROVED BY: ISSUE DATE DESCRIPTION PROJECT NUMBER 000000000266806 DISTANCE (ft) 6500 I ITHOLOGY LEGEND: BIOTITE GNEISS FLASER GNEISS GNEISS HORNBLENDE GNEISS HORNBLENDE SCHIST MICA GNEISS MICA SCHIST QUARTZ —FELDSPAR GNEISS SCHISTOSE MICA GNEISS MICA SCHIST / QUARTZ —FELDSPAR GNEISS AUGEN GNEISS NOT FOR CONSTRUCTION 7000 STRATIGRAPHY LEGEND: MEE] AREA OF 2L EXCEEDANCE OF BORON (DASHED WHERE INFERRED) WATER TABLE SURFACE (SUMMER 2016) ASH — ASH F — FILL S — ALLUVIUM M1 — SOIL/SAPROLITE; N<50 EPMP M2 — SAPROLITE/WEATHERED ROCK; N>50 OR REC<50% TZ — PARTIALLY WEATHERED/FRACTURED ROCK; REC>50% AND RQD<50% . BR — SOUND ROCK; REC>85% AND RQD>50% DUKE ENERGY CAROLINAS,LLC RFI F\A/R (:RFFK STFANA STATION (' DUKE ENERGY STOKES COUNTY NORTH CAROLINA 850 M J 2 U Q 600 75CO _. WELL GRAPHIC LEGEND GWA-27BR — WELL CASING - WELL SCREEN GROUT BACKFILL- CROSS SECTION C-C' SOLID MATRIX ANALYTICAL RESULTS NC ■M 1C 0 1" 2- FILENAME FIGURE 3-5.12.DWG SHEET SCALE AS NOTED FIGURE 3-5.12 G 1 `r 1 1 G 1 n lA W 700 LI (N; z 0 Z 650 J w U Q 600 550 500 7500 SOUTH NORTH 850 vi NEW OEM_ f]MEMO 8000 SECTION Q SCALE: HORIZ I-100' FIG 3-5.13 VERT 1" 50' NOTES: 1. GROUND WATER LEVEL MEASUREMENTS WERE TAKEN ON MAY 9, 2016. DEPTH TO WATER WAS MEASURED WITH AN ELECTRIC PROBE FROM BELOW TOP OF CASING AND WAS RECORDED WITHIN 0.01 FEET. WATER LEVELS PRESENTED ON CROSS SECTIONS ARE FROM SHALLOW WELLS ONLY AND REPRESENT THE WATER TABLE. SHALLOW WATER LEVEL MEASUREMENTS WERE NOT TAKEN ON MAY 9, 2016 FOR GWA-4S, MW-200S, GWA-26S, AND GWA-27S. WATER TABLE SYMBOLOGY IS PRESENTED BELOW. 0 2. RECOVERY (REC) AND ROCK QUALITY DESIGNATION (ROD) ARE MEASUREMENTS OF THE QUALITY OF ROCK CORE RECOVERED FROM A BOREHOLE. 3. STANDARD PENETRATION TESTING (SET), REC AND ROD WERE THE PRIMARY SOURCES OF DATA USED IN THE DETERMINATION/ASSIGNMENT OF HYDROSTRATIGRAPHIC LAYERS TO NATURAL MATERIALS (ALLUVIUM, SOIL, SAPROLITE, AND ROCK) IN A BOREHOLE; IN CASES WHERE SPT WAS NOT PERFORMED AND WHERE REC AND/OR ROD DATA WERE UNAVAILABLE DUE TO DRILLING METHOD, THE NATURAL MATERIALS WERE ASSIGNED TO A HYDROSTRATI GRAPHIC LAYER BASED ON A REVIEW OF THE BOREHOLE LOG, FIELD PHOTOGRAPHS, AND GEOLOGIC JUDGMENT. PLEASE REFER TO THE HYDROSTRATI GRAPHIC LEGEND FOR MORE DETAILS. 4. ADDITIONAL CSA GROUNDWATER MONITORING WELLS WERE INSTALLED VIA SONIC DRILLING; AS SUCH, ROD CAN NOT BE DETERMINED DUE TO THIS DRILLING METHOD AND ARE THEREFORE NOT PRESENTED FOR NEWLY INSTALLED WELLS. 5. TOP OF CASING IS NOT PRESENTED HEREIN FOR WELL CONSTRUCTION GRAPHICS. PLEASE SEE APPENDIX H OF THE COMPREHENSIVE SITE ASSESSMENT (AUGUST, 2015) AND APPENDIX A OF CSA SUPPLEMENT 2 FOR WELL CONSTRUCTION RECORDS AND GEOLOGIC BORING LOGS. 6. BEDROCK (BR -DESIGNATED) WELLS WERE SCREENED ACROSS INTERPRETED WATER -BEARING FRACTURE ZONES BASED ON EXAMINATION OF THE ROCK CORE AND ROCK PACKER TESTING WHERE PERFORMED. 8500 DISTANCE (ft) LITHOLOGY - RECOVERY (REC) - ROCK QUALITY DESIGNATION (ROD) CHART WITH DEPTHS NOTED REC RQD Lltn ology 0 to 100 0 to 100 80.5 (709.5) 130.5 (659.5) PROJECT MANAGER BROOKE AHRENS, P.E. DRAWN BY: J. RAYMOND DESIGNED BY: HDR Engineering, Inc. of the Carolinas CHECKED BY: N.C.B.E.L.S. License Number: F-0116 APPROVED BY: 440 S. Church Street, Suite 900 Charlotte, NC 28202-2075 F)l 704.338.6700 ISSUE DATE DESCRIPTION PROJECT NUMBER 000000000266806 9000 800 750 700 650 600 550 500 I ITHOLOGY LEGEND: BIOTITE GNEISS FLASER GNEISS GNEISS HORNBLENDE GNEISS HORNBLENDE SCHIST MICA GNEISS MICA SCHIST QUARTZ -FELDSPAR GNEISS SCHISTOSE MICA GNEISS MICA SCHIST / QUARTZ -FELDSPAR GNEISS AUGEN GNEISS STRATIGRAPHY LEGEND: �a AREA OF 2L EXCEEDANCE OF BORON (DASHED WHERE INFERRED) WATER TABLE SURFACE (SUMMER 2016) ASH - ASH F - FILL S - ALLUVIUM M1 - SOIL/SAPROLITE; N<50 EPMP M2 - SAPROLITE/WEATHERED ROCK; N>50 OR REC<50% TZ - PARTIALLY WEATHERED/FRACTURED ROCK; REC>50% AND RQD<50% . BR - SOUND ROCK; REC>85% AND RQD>50% DUKE ENERGY CAROLINAS,LLC DUKE CONSBELEWS CREEK STEAM STATION OTRUOCTTION t ENERGY STOKES COUNTY NORTH CAROLINA WELL GRAPHIC LEGEND GWA-1D WELL CASING I -WELL SCREEN GROUT BACKFILL- CROSS SECTION C-C' SOLID MATRIX ANALYTICAL RESULTS ■C ■C EC Mirl 0 1" 2- FILENAME FIGURE 3-5.13.DWG SHEET SCALE AS NOTED FIGURE 3-5.13 0 11MIN, 0 ABJ y%� 00 �o o� tie 00 sw� -AB4 oar '�O Vr a0 V �00 00 00 10 a0 Calcium CATIONS �bo Background Wells w Porewater �3x U Area of Wetness 0 Ash Basin Water sG Surface Water ao ryo R Chloride+Nitrogen, NO2 plus NO3 ANIONS Samples with a charge balance error (CBE) of < 10% are shown. See companion table for CBE calculations. NOTE: Nitrate plus Nitrite was reported by the laboratory and is used here. Equivalent weight of 62 used (assumes mostly nitrate). DATE PIPER DIAGRAM - BACKGROUND GROUNDWATER, POREWATER, AREAS OF WETNESS, ASH BASIN WATER, AND SURFACE WATER JULY 2016 DUKE ENERGY CAROLINAS, LLC FIGURE BELEWS CREEK STEAM STATION ASH BASIN 3-6.1 STOKES COUNTY. NORTH CAROLINA 0 11MIN, 0 ARJ 00 �O �e s �o oo awA RW-AR oar '�o Vr `'o V �00 00 00 10 a0 Calcium CATIONS ao Shallow Wells Porewater U Area of Wetness O Ash Basin Water Surface Water ryo Chloride+Nitrogen, NO2 plus NO3 ANIONS Samples with a charge balance error (CBE) of < 10% are shown. See companion table for CBE calculations. NOTE: Nitrate plus Nitrite was reported by the laboratory and is used here. Equivalent weight of 62 used (assumes mostly nitrate). DATE PIPER DIAGRAM - SHALLOW GROUNDWATER, POREWATER, AREAS OF WETNESS, ASH BASIN WATER, AND SURFACE WATER JULY 2016 DUKE ENERGY CAROLINAS, LLC FIGURE BELEWS CREEK STEAM STATION ASH BASIN 3-6.2 STOKES COUNTY. NORTH CAROLINA 0 ABJ Mx� 00 ?� OtiQo�A-23 00�L -AB VO Vr `'O 0 11MIN, CATIONS 0 Deep Wells 1OD In Porewater °A Area of Wetness �o 0 Ash Basin Water n sG Surface Water ao ryo ANIONS Samples with a charge balance error (CBE) of < 10% are shown. See companion table for CBE calculations. NOTE: Nitrate plus Nitrite was reported by the laboratory and is used here. Equivalent weight of 62 used (assumes mostly nitrate). DATE PIPER DIAGRAM - DEEP GROUNDWATER, POREWATER, AREAS OF WETNESS, ASH BASIN WATER, AND SURFACE WATER JULY 2016 DUKE ENERGY CAROLINAS, LLC FIGURE BELEWS CREEK STEAM STATION ASH BASIN 3-6.3 STOKES COUNTY. NORTH CAROLINA �" _ 10 �o Bedrock Wells Mx� Porewater U Area of Wetness =Oti 00 RW-ARF 8-2 O Ash Basin Water �o. 0 o� -Asa Surface Water x - oaZ p0 S -AB7 p0 Vr w- cD0 %5'3 ry0 0 ' o sw- -U 0 �00 00 00 10 VO Calcium CATIONS Chloride+Nitrogen, NO2 plus NO3 ANIONS Samples with a charge balance error (CBE) of < 10% are shown. See companion table for CBE calculations. NOTE: Nitrate plus Nitrite was reported by the laboratory and is used here. Equivalent weight of 62 used (assumes mostly nitrate). DATE PIPER DIAGRAM - BEDROCK GROUNDWATER, POREWATER, AREAS OF WETNESS, ASH BASIN WATER, AND SURFACE WATER JULY 2016 F)l DUKE ENERGY CAROLINAS, LLC FIGURE BELEWS CREEK STEAM STATION ASH BASIN 3-6.4 STOKES COUNTY. NORTH CAROLINA