HomeMy WebLinkAboutNC0003468_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
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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
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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
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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