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Home My WebLink AboutNC0003468_DRSS CSA Rpt_Sect_6_Figures_20150814Mudstone Sandstone Mudstone Mudstone Sandstone Sandstone Sandstone Sandstone SandstoneSandstone Mudstone Siltstone Sandstone Sandstone Shale Mudstone Sandstone Sandstone Mudstone Siltstone Sandstone Sandstone Sandstone Sandstone Sandstone Mudstone Sandstone Sandstone Siltstone Sandstone Sandstone Sandstone Sandstone Sandstone Sandstone Sandstone Sandstone Sandstone Sandstone Sandstone Sandstone Sandstone Sandstone Td Qal Qal Qal Qal Tcb Tcb Tcb Tph Tph Tph Tph Tph mgs mgs mgs Diabase DiabaseSandstoneDiabase Mud ston eMudstone Mud ston e Siltstone SITE GEOLOGIC MAPDUKE ENERGY CA ROLINA S, LLCDAN RIVER STEAM STATION ASH BASINROCKINGHAM COUNTY, NORTH CAROLINA DATE FIGURE AUGUST 2015 6-1 NOTES:1. ASH BASIN WASTE BOUNDARIES AND ASH STORAGE AREA BOUNDARIES ARE APPROXIMATE..2. ORTHOPHOTOGRAPHY IS FROM NC ONEMAP GIS ONLINE SERVICE.3. THE COMPLIANCE BOUNDARY IS ESTABLISHED ACCORDING TO THE DEFINITION FOUND IN 15A NCAC 02L.0107(a).4. DUKE ENERGY PROPERTY BOUNDARY WAS SUPPLIED BY DUKE ENERGY REAL ESTATE.5. BASED ON GEOLOGIC MAP OF REGION G, NORTH CAROLINA (CARPENTER, P. A., 1982) AND HDR FIELD RECONNAISSANCE (2004, 2015)6. SERVICE LAYER CREDITS: NC ONEMAP, NC CENTER FOR GEOGRAPHIC INFORMATION AND ANALYSIS, NC 911 BOARD N 500 0 500 1,000SCALE (FEET) Legend GEOLOGY (Td) Diab ase (Q al) A lluvium - Unconsolidated clay, silt, sand,and gravels (Tcb) C ow Branch Form ation - Bla ck and graycarbonaceous shale and m udstone, sandstone(arkosic), and thin coal beds (Tph) Pine Hall Formation - Gray to red,co nglom erate, pebb ly sandstone, sandstone,siltstone, and mudstone (m gs) Felsic Gneiss and Schist - Interlayeredaugen gn eiss, quartzo-feld sp aric gne iss, flasergneiss, and m ica schist OUTCR OP PIN GS Diabase Mudstone Sandsto ne Siltstone TOP-OF-ROCK AT B ORINGS Mudstone Sandsto ne Shale Siltstone CONTACTS - Solid where approximate; dottedwhere concealed DUKE ENERGY PROPERTY BOUNDARY ASH BASIN WASTE BOUNDARY ASH BASIN COMPLIANCE BOUNDARY ASH BASIN COMPLIANCE BOUNDARYCOINCIDENT WITH DUKE ENERGY PROPERTYBOUNDARY D A N R I V E R NOTES: 1. PARCEL DATA FOR THE SITE WAS OBTAINED FROM DUKE ENERGY REAL ESTATE AND IS APPROXIMATE. 2. WASTE BOUNDARY IS APPROXIMATE. 3. AS -BUILT MONITORING WELL LOCATIONS PROVIDED BY DUKE ENERGY. 4. COMPLIANCE SHALLOW MONITORING WELLS (S) ARE SCREENED ACROSS THE SURFICIAL WATER TABLE. 5. COMPLIANCE DEEP MONITORING WELLS (D) ARE SCREENED IN THE TRANSITION ZONE BETWEEN COMPETENT BEDROCK AND REGOLITH. 6. TOPOGRAPHY DATA FOR THE SITE WAS OBTAINED FROM NC DOT GEOGRAPHIC INFORMATION SYSTEM (GIS) WEB SITE (DATED 2010) 7. AERIAL PHOTOGRAPHY WAS OBTAINED FROM WSP DATED APRIL 2014. 8. THE COMPLIANCE BOUNDARY IS ESTABLISHED ACCORDING TO THE DEFINITION FOUND IN 15A NCAC 02L .0107 (a). 9. PROPOSED WELL LOCATIONS ARE APPROXIMATE AND MAY BE ADJUSTED BASED ON FIELD CONDITIONS. 10. SEEP SAMPLE LOCATIONS WERE OBTAINED BY HDR USING A TRIMBLE HANDHELD GPS UNIT. 11. HYDROGRAPHY WAS OBTAINED FROM USGS 7.5-MINUTE SERIES TOPOGRAPHIC MAPS SOUTHEAST EDEN, NC AND NORTHEAST EDEN, NC -VA. SCALE (FEET) 150' 0 /50' 300' l" = 300' N LEGEND: DUKE ENERGY PROPERTY BOUNDARY ASH BASIN WASTE BOUNDARY ASH STORAGE AREA BOUNDARY COMPLIANCE BOUNDARY COMPLIANCE BOUNDARY COINCIDENT WITH DUKE PROPERTY BOUNDARY STREAM LANDFILL - LAND CLEARING & INERT DEBRIS TOPOGRAPHIC CONTOUR (4-FT INTERVAL) TRANSECT LINES ASH BASIN COMPLIANCE GROUNDWATER MONITORING WELL (RED) ASH BASIN VOLUNTARY GROUNDWATER MONITORING WELL (BLACK) SOIL BORING/GROUNDWATER MONITORING WELL LOCATION SURFACE WATER AND SEDIMENT SAMPLE LOCATION SEEP AND SEDIMENT SAMPLE LOCATION GRAB SAMPLE RIVER FLOW DIRECTION MONITORING WELL AND SAMPLE LOCATION DUKE ENERGY CAROLINAS, LLC DAN RIVER STEAM STATION ASH BASIN ROCK NGHAM COUNTY, NORTH CAROB NA DATE AUGUST 2015 FIGURE 6-2 NOTES: 1. BASE MAP FROM USGS NORTHEAST EDEN, N.C. AND SOUTHEAST EDEN, N.C. 1:24,000 SCALE TOPOGRAPHIC QUADRANGLES L N4 j e- A M82E 0 17- N4ErE _71 j / LD V 41, S!,., Ville jtfwtian TIJ60E 'rrsYLVANIA�'CO NORTH CAROLINAI M 00 \/V/ 10CHINGRAM 65' S6 Y" N� % fl C Pr "K. 4 Y, _41 C'5 t LW JIJ !r k — - 10. Z %. ,� "` ��\_ .' �r�.'r_}-,,��jla �`-, �(�' r-../ �} r � a �ff� r' s�.tj'i�f [:~ �f'�. '��j i .i+��.. .;�;f _ _ a Z, A � I - . —4 ti v _J �71,v . - __ , . " - — 11 1 .� N ". - - - 1\%� , N, 1 -yv. J, 2X N73t •"A N VM� J! L I, L EX j & Topographiclineament and trend V r 1141E jil t ON 0 1 -ILE low 0 lum 2000 30W 4MG um ww 70W PtE7 ------------------ I ;jq fA 124 IF41' CONTOUR INTERVAL 20 FEET NATIONAL CAODETIC VERTIM DATUM Ot- 1929 L MGWANDl994MWNrX"WTH DFO-WTIONATCENTERCIFSHEE1 t,,— Base map: USGS Northeast Eden, N.C. and SoutheastEden, N_C� 1:24,00-scale topographic quadrangles _7`4 J, J" TOPOGRAPHIC LINEAMENTS AND ROSE DIAGRAM DUKE ENERGY CAROLINAS, LLC DAN RIVER STEAM STATION ASH BASIN ROCKINGHAM COUNTY, NORTH CAROL NA DATE AUGUST 2015 FIGURE 6-3 NOTES: 1. PHOTOMOSAIC OF RIVERBEND PERFORMED WITH A LIETZ SOKKIA MS-27 MIRROR STEREOSCOPE WITH MAGNIFYING BINOCULAR EYEPIECE 2. AERIAL PHOTOGRAPHY PROVIDED BY DUKE ENERGY (FROM WSP), 9X9 INCH GRAYSCALE CONTACT PRINTS, 1"=600", DATED 04/17/2014 jV ae Itt, k: :•F qqq y: r i r ., _ .0. , r , u ' x +F+a c 999 S t >x a'y 400 Dan Rive i�Ami 'lilt n Stat i qraIL s, VW i 'ar _ `•".�' , LfYri �c ,a j t t _ i .. t , N't,. 4 , AERIAL PHOTOGRAPHY LINEAMENTS AND ROSE DIAGRAM DUKE ENERGY CAROLINAS, LLC DAN RIVER STEAM STATION ASH BASIN DATE AUGUST 2015 FIGURE ROCK NGHAM COUNTY, NORTH CAROL NA 6-4 NOTES 1. AS -BUILT MONITORING WELL LOCATIONS PROVIDED BY DUKE ENERGY. 2. COMPLIANCE SHALLOW MONITORING WELLS (S( ARE SCREENED ACROSS THE SURFICIAL WATER TABLE. 3. AERIAL PHOTOGRAPHY WAS OBTAINED FROM WSP DATED APRIL 2014. 4. HYDROGRAPHY WAS OBTAINED FROM USGS 7.5-MINUTE SERIES TOPOGRAPHIC MAPS SOUTHEAST EDEN, NC AND NORTHEAST EDEN, NC -VA. SCALE (FEET) 150' 0 /50' 500' l"= 300' LEGEND: STREAM GROUNDWATER FLOW PATH GWA-SS SHALLOW GROUNDWATER MONITORING WELL LOCATION WITH 496.300 GROUNDWATER ELEVATION MW-20S SHALLOW COMPLIANCE GROUNDWATER MONITORING WELL LOCATION 556.500 WITH GROUNDWATER ELEVATION SHALLOW VOLUNTARY GROUNDWATER MONITORING WELL LOCATION 507.29 507.290 WITH GROUNDWATER ELEVATION 410 GROUNDWATER ELEVATION CONTOUR LINE WATER TABLE SURFACE MAP - "S" WELLS DUKE ENERGY CAROLINAS, LLC DAN RIVER STEAM STATION ASH BASIN ROCKINGHAM COUNTY, NCR1 H CAROLINA 1 DATE AUGUST 2017 FIGURE 6-5 NOTES: 1. AS -BUILT MONITORING WELL LOCATIONS PROVIDED BY DUKE ENERGY. 2. COMPLIANCE SHALLOW MONITORING WELLS IS) ARE SCREENED ACROSS THE SURFICIAL WATER TABLE. 3. AERIAL PHOTOGRAPHY WAS OBTAINED FROM WSP DATED APRIL 2014. 4. HYDROGRAPHY WAS OBTAINED FROM USGS 7.5-MINUTE SERIES TOPOGRAPHIC MAPS SOUTHEAST EDEN, NC AND NORTHEAST EDEN, NC -VA. SCALE (FEET) 150' 0 /50' 300' /" = 300' LEGEND: STREAM GROUNDWATER FLOW PATH GO%.300 W THUN GROOWA�RELEVATIONTE MONITORING WELL LOCATION MWSOD SHALLOW COMRLIANCE GROUNDWATER MO.-R.N. WELL LOCATON 55 0O WIN GROUNDWATER ELEVATION MW-IOD SHALLOW VOLUNTARY GROUNDWATER MONITORING WELL LOCATION SOl.E9O WITH GROUNDWATER ELEVATION POTENTIOMETRIC SURFACE MAP - "D" WELLS DUKE ENERGY CAROLINAS, LLC DAN RIVER STEAM STATION ASH BASIN ROCKINGHAM COUNTY, NORTH CAROLINA 1 DATE AUGUST 2017 FIGURE 6- 6 D O Am .>• ® MW-301BR 570.64 M R ,• ®® r� 57.85 57.85 G a ® D� ® O A B MW-306BRlow 44 ® �� MW23BR 527.55, MW-317BR AS-86R 547.75 545.39 • �/r GWA-5BR 496.30. MW-308 --- ® MW-315BR 521.0e �/ 525.57 _ AB 30BR , 489.90 ..... 5BR �4t MW-310BR 508.98 P ® 521.48 • Q� - MW-314BR -510.45 NSW-311BR 495.88 '• AB-25BR 486.12 `MW-22BR 486.50 '10" � Y + •a I f J i}�kli f _ O SSREpM Z D� O m D� ti H � w Z z NOTES: 1. AS -BUILT MONITORING WELL LOCATIONS PROVIDED BY DUKE ENERGY. 2. AERIAL PHOTOGRAPHY WAS OBTAINED FROM WSP DATED APRIL 2014. 3. HYDROGRAPHY WAS OBTAINED FROM USGS 7.5-MINUTE SERIES TOPOGRAPHIC MAPS SOUTHEAST EDEN, NC AND NORTHEAST EDEN, NC -VA. SCALE (FEET) 150' 0 150' 500' l"= 300' POTENTIOMETRIC SURFACE MAP - "BR" WELLS DUKE ENERGY CAROLINAS, LLC DAN RIVER STEAM STATION ASH BASIN ROCKINGHAM COUNTY, NORTH CAROLINA DATE AUGUST 2017 FIGURE 6-7