Buck Steam Station Ash Basin Compliance Groundwater Monitoring ...

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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