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460.37
460.16
460.07
459.73
459.56
459.40
459.56
459.74
460.10
460.09
460.21
460.08
459.78
459.50
459.33
459.07
459.07
459.30
459.74
459.96
460.18
458.69
459.98
4
5
7
.5
0
456.50
4
6
0
.
0
0
AUELBE-006
AUELBE-002
AUELBE-001
AUELBE-003
AUELBE-005
AUELBE-004
EX P-1
TO
REFUSAL
P
-9
P
-1
2
P
-1
5
P
-1
7P
-1
9
P
-2
0
P
-2
2
P
-2
4
P
-3
1
P
-3
3
P
-4
2
P
-3
5
P
-3
6
P
-2
7P
-2
9
P
-3
8
P
-4
0
P
-4
3P
-4
5P
-4
7
P
-5
9
P
-6
1
P
-6
3
P
-7
5P
-7
7
P
-9
0
P
-1
0
2 P
-1
0
4
P
-1
1
6P
-1
1
8
P
-1
3
0
P
-1
4
4
P
-1
5
5
P
-1
6
7
P
-1
8
9
P
-1
7
9
P
-1
8
1
P
-1
9
1
P
-1
9
3
P
-1
9
9
P
-2
0
1
P
-1
6
9
P
-1
7
1
P
-1
7
3 P
-1
7
5
P
-1
8
3 P
-1
8
5
P
-1
8
7
P
-1
9
5
P
-1
9
7
P
-1
3
2
P
-1
3
4
P
-1
3
6P
-1
3
8
P
-1
4
0
P
-1
4
6
P
-1
4
8
P
-1
5
0
P
-1
5
2
P
-1
5
8
P
-1
6
0
P
-1
6
2 P
-1
6
4
P
-1
5
6
P
-9
3
P
-9
5
P
-9
7
P
-9
9
P
-1
0
6 P
-1
0
8 P
-1
1
0 P
-1
1
2 P
-1
1
4
P
-1
2
0 P
-1
2
2 P
-1
2
4
P
-1
2
6
P
-4
9
P
-5
1
P
-5
3
P
-5
5
P
-5
7
P
-6
5P
-6
7
P
-6
9P
-7
1
P
-7
3
P
-8
8
P
-1
2
8
P
-1
4
2
P
-1
6
5
P
-1
7
7
P
-8
5
P
-8
7
P
-7
9
P
-8
1
P
-8
3
EX P-3
EX P-2
4
5
6
.
5
0
SURVEY MONUMENTS
MONUMENT ID
AUELBE-001
AUELBE-002
AUELBE-003
AUELBE-004
AUELBE-005
AUELBE-006
NORTHING
990484.82
996166.50
989921.39
994487.78
991746.97
996728.98
EASTING
726569.81
727588.30
728508.32
729353.29
731438.29
731621.69
ELEVATION
Missouri State Plane Coordinate System Datum:
Horizontal Datum NAD 1983;
Vertical Datum NAVD 1988
FIGURE 18
DETAILED SITE INVESTIGATION
PROPOSED UTILITY WASTE DISPOSAL AREA
WATER TABLE SURFACE MAP - DECEMBER 21, 2009
467.19
470.70
467.59
467.02
462.78
467.67
PREPARED FOR
1055 CORPORATE SQUARE DRIVE
ST. LOUIS, MISSOURI 63132
314.993.4132 (voice) 314.993.4177 (fax)
001004 02010
LABADIE PLANT
W.J.A. (GER)
THE GEOLOGIST WHO REVIEWED AND APPROVED THIS REPORTASSUMES RESPONSIBILITY ONLY FOR GEOLOGIC INTERPRETATIONS OFDATA APPEARING ON THE PAGE AND DISCLAIMS PURSUANT TOSECTION 256.456 RSMO ANY RESPONSIBILITY FOR ALL OTHER PLANS,SPECIFICATIONS, ESTIMATES, REPORTS OR OTHER DOCUMENTS ORINSTRUMENTS NOT PREPARED UNDER THE SUPERVISION OF THEGEOLOGIST RELATING TO OR INTENDED TO BE USED FOR ANY PART ORPARTS OF THE PROJECT TO WHICH THIS FIGURE REFERS.
0
SCALE: 1" =
600150 300
300'
N
FIGS (18) THRU (29)(33).DWG
M.C.C. (GER)
M.C.C. (GER)
M.C.C. (GER)
1. MAP DEVELOPED BASED ON CONTOURS GENERATED BY SURFER® SOFTWARE.
2. GROUNDWATER DATA NOT AVAILABLE FOR TEMPORARY AND CPT BORINGS.
3. MEASUREMENTS RECORDED BY GREDELL ENGINEERING RESOURCES
FIELD PERSONNEL.
4. MAP REPRESENTATIVE OF GROUNDWATER CONDITIONS OCCURRING ON DATE OF
MEASUREMENT.
5. USE OF SMALL CONTOUR INTERVAL (0.5 FT.) EXAGGERATES APPARENT "SLOPE" OF
WATER TABLE SURFACE.
6. RANGE OF GROUNDWATER FLOW GRADIENT AS DETERMINED BY SURFER®
SOFTWARE 0.00006161 FT./FT. TO 0.001912 FT./FT.
7. MISSOURI RIVER GAUGE ELEVATION = 451.3 FT. ON DATE OF WATER LEVEL
MONITORING AS MEASURED AT LABADIE POWER PLANT. THIS REPRESENTS
AN APPROXIMATE 14.5 FT. DECREASE IN RIVER ELEVATION BEGINNING ON
NOVEMBER 20, 2009.
MISSOURI RIVER ELEVATION:
December 21, 2009
451.3 ft Ameren Missouri - Labadie Power Plant Gauging Station
NOTES
2007 PIEZOMETER
2" PIEZOMETER
4" PIEZOMETER
LEGEND
SURVEY MONUMENT
460.00GROUNDWATER CONTOUR
NOTE: CONTOUR INTERVAL
(C.I.) = 0.5 FT. (DASHED WHERE INFERRED)
GROUNDWATER FLOW DIRECTION
PROPOSED UTILITY WASTE DISPOSAL
AREA FOOTPRINT
459.23 GROUNDWATER ELEVATION (FT.)
4
6
5
EXISTING GROUND CONTOURS (C.I. = 1 FT.)
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ater
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