LEGEND: PROPERTY BOUNDARY COMPLIANCE BOUNDARY COMPLIANCE BOUNDARY COINCIDENT WITH DUKE ENERGY PROPERTY BOUNDARY WASTE BOUNDARY ASH STORAGE BOUNDARY TOPOGRAPHIC CONTOUR (4') COMPLIANCE GROUNDWATER MONITORING WELL
ROPERTY
SITE WATER WELL
708
MW-7S MW-7D
DUKE ENERGY PROPERTY
704
696
ACTIVE ASH BASIN PRIMARY CELL
MW-8S MW-8D
MW-10D
MW-6S MW-6D
MW-11S MW-11D
ACTIVE ASH BASIN SECONDARY CELL
TY ER
OP PR
GY ER EN
ACTIVE ASH BASIN OLD PRIMARY CELL
KE DU
MW-13D
OA
D
DR
AR
YADKIN RIVER
MW-12S MW-12D
Ro
d
ar
ad
BUCK STEAM STATION
d
rry Roa
Long Fe
on
MW-13D
MW-12D
MW-12S
MW-11D
MW-11S
MW-10D
MW-9D
MW-9S
MW-8D
MW-8S
MW-7D
MW-7S
MW-6D
MW-6S
Well ID
713,258.93
714,889.36
714,893.24
716,889.72
716,885.10
716,740.41
714,907.48
714,910.44
711,955.48
711,960.87
712,532.83
712,537.28
712,873.29
712,874.93
Northing (feet)
1,594,992.11
1,595,855.91
1,595,855.43
1,595,176.93
1,595,175.35
1,593,624.80
1,591,257.96
1,591,262.00
1,592,190.95
1,592,189.10
1,593,010.68
1,593,013.11
1,593,919.79
1,593,924.34
Easting (feet)
696.76
681.19
681.28
636.94
637.46
682.27
638.51
638.78
712.94
713.19
710.72
710.62
721.10
721.25
TOC Elevation (feet)
28 - 33
44.5 - 49.5
3.3 - 18.3
32.5 - 37.5
3 - 18
34.7 - 49.7
24.2 - 29.2
3.8 - 13.8
56 - 61
6 - 21
99 - 104
3 -18
103.5 - 108.5
18.0 - 28.0
Screen Interval (feet bgs)
30
36
---
25
---
47.5
16
---
61.5
---
95
---
99.3
---
Top of Rock (feet bgs)
Buck Steam Station Ash Basin Compliance Groundwater Monitoring Well Construction Data As-Built Data
SITE LOCATION MAP SCALE: 1" = 4,000'
USGS QUAD: SOUTHMOUNT, SALISBURY
Le
NOTES: 1. COORDINATES SHOWN ARE BASED ON THE NORTH CAROLINA STATE PLANE COORDINATE SYSTEM. 2. HORIZONTAL DATUM OF NC GRID NAD 1983 (NSRS 2007). 3. ELEVATIONS SHOWN ARE REFERENCED TO THE NAVD 88 VERTICAL DATUM. 4. COORDINATES AND ELEVATIONS SHOWN ARE IN U.S. SURVEY FOOT. 5. MONITORING WELL LOCATIONS ARE OBTAINED FROM DUKE ENERGY PER AS-BUILT SURVEY MAP TITLED 002088-378799 MONITORING WELLS. 6. SCREEN INTERVAL AND TOP OF ROCK INFORMATION FROM MACTEC PROJECT NO 6288-10-5284 TITLED ASH BASIN MONITORING WELL INSTALLATION REPORT BUCK STEAM STATION, DATED MARCH 31, 2011. 7. TOC = TOP OF CASING. 8. BGS = BELOW GROUND SURFACE.
ALTAMONT ENVIRONMENTAL, INC.
I-85
YADKIN RIVER
DUKEVILLE ROAD
ON LE
BUCK STEAM STATION
MW-9S MW-9D
NOTES: 1. PARCEL DATA FOR THE SITE WAS OBTAINED FROM DUKE ENERGY AND ROWAN COUNTY AND IS APPROXIMATE. 2. WASTE BOUNDARY AND ASH STORAGE BOUNDARY ARE APPROXIMATE. 3. AS-BUILT MONITORING WELL LOCATIONS PROVIDED BY DUKE ENERGY. 4. SHALLOW MONITORING WELLS (S) - WELL SCREEN INSTALLED ACROSS THE SURFICIAL WATER TABLE. SEE SHEET 2. 5. DEEP MONITORING WELLS (D) - WELL SCREEN INSTALLED IN THE TRANSITION ZONE BETWEEN COMPETENT BEDROCK AND THE REGOLITH. SEE SHEET 2. 6. TOPOGRAPHY DATA FOR THE SITE WAS OBTAINED FROM NC DOT GEOGRAPHIC INFORMATION SYSTEM (GIS) WEB SITE. NOTE: MAJOR CONTOURS NOT INCLUDED WITH NC DOT GIS DATA. 7. ORTHOPHOTOGRAPHY WAS OBTAINED FROM NC ONEMAP GIS WEB SITE (DATED 2009). 8. THE COMPLIANCE BOUNDARY IS ESTABLISHED ACCORDING TO THE DEFINITION FOUND IN 15A NCAC 02L .0107 (a).
DUKE ENERGY P