NC0038377_FIGURE 11-2b-MAYO_20150902

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MW-13BR
MW-13BR: pH7.2/Sb<1/As<1/Ba40/B<50/Cr(VI)0.005/Col.19/Fe1130/Mn474/TI<0.2/TDS370/V0.381
0'-2': Sb<6.5/As<6.5/Ba72.9/B<16.3/Cr6.1/Co<6.5/Fe19600/ Mn 82.8/ TI<6.5/V32.4
52'-54': Sb<5.1/As<5.1/Ba62.3/B<2.5/Cr9.2/Co6.6/Fe10400/ Mn 789/ TI<5.1/V13.1
ABMW-02/ 02BR
ABMW-02: pH 7.8 / Sb <1 / As 1020 / Ba 173 / B 9200 / Cr(VI) 0.017 / Co <1 / Fe 356 / Mn 1110 / TI <0.2 / TDS 450 / V 3.53
ABMW-02BR: pH 7.2 / Sb <1 / As <1 / Ba 159 / B <50 / Cr(VI) 0.007 / Co <1 / Fe 107 / Mn 149 / TI <0.2 / TDS 370 / V 0.873
45'-45.5': Sb<6/As<6/Ba92.2/B<15/Cr8/Co6 j/ Fe 18300/ Mn 579/ TI<6/V 30.3
57.5'-58': Sb<5.1/As<5.1/Ba41.2/B<12.8/Cr56.7/Co37.4/Fe43400/Mn782/TI<5.1/V84.9
ABMW-03/ 03S
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MW -07D/ 07BR
MW -07D: pH 6.4 / Sb <1 / As <1 / Ba 24 / B <50 / Cr(VI) NS / Co <1 / Fe 69 / Mn 188 / TI <0.2 / TDS 390 / V 0.798
MW-07BR: pH 7.4 / Sb <1 / As <1 / Ba 140 / B <50 / Cr(VI) NS / Co <1 / Fe 339 / Mn 263 / TI <0.2 / TDS 270 / V <0.3 C 1
550 1'-2': Sb<5.1/As<5.1/Ba 21.5/B<12.8/Cr4.1/Co<5.1/Fe7320/Mn27.7/TI<5.1/V12.8 550
540 111�1540
MW -08S/ 08D/ 08BR
530 p MW-08BR: pH 6.56 / Sb <1 / As <1 / Ba 66 / B <50 / Cr(VI) NS / Co <1 / Fe 2200 / Mn 2680 / TI <0.2 / TDS 550 / V <0.3
a0 0.75'-1.25': Sb <3.2 / As <3.2 / Ba 147 / B <63.4 / Cr 62.2 / Co 21.3 / Fe 24700 / Mn 1230 / TI <3.2 / V 50.6
520 25.5'-26': Sb<2.7/As<2.7/Ba193/B31j/Cr419/Co 32.9/ Fe 31300/ Mn 933/ TI<2.7/V75.8
30.5'-31': Sb <2.7 / As <2.7 Ba 130 B <53.1 Cr 67.1 Co 7.4 Fe 11400 Mn 875 / TI <2.7 / V 25.2
SECTION C -C' - ARSENIC
FACING NORTH
510
500
490
ED
'Coll"
380
370
360
GRAPHIC SCALE
300 0 300
IN FEET
HORIZONTAL: 1"=300'
30 0 30
I C t'% C A 11"1
ICOALASH
TRANSITION ZONE
BEDROCK
SOIL/FILL
SAPROLITE
D ALLUVIUM
CONCENTRATION CONTOUR
CONCENTRATION CONTOURS
DASHED WHERE INFERRED
HASH MARKS POINT TO
DECREASING CONCENTRATIONS
V WATER LEVEL (JUNE 17, 2015)
SURFICIAL WATER LEVEL
TRANSITION ZONE WATER LEVEL
BEDROCK WATER LEVEL
FRACTURED/OXIDIZED ZONE
OBSERVED IN ROCK CORE
NS NOT SAMPLED
ABMW-02BR: WATER ANALYTICAL RESULTS IN pg/L
45'-45.5' SOIL TOTAL ANALYTICAL RESULTS IN mg/kg
BORING SYMBOLS
SOIL SAMPLE
WELL SCREEN WITH
CONCENTRATION
(micrograms per liter)
SOURCES. -
1
OURCES.1. THE TOPOGRAPHY SURVEY DATA WITHIN THE PROPERTY
BOUNDARY DATED MAY 19, 2015 WAS OBTAINED FROM
WSP OF CARY, NORTH CAROLINA.
2. SELECT TOPOGRAPHIC ADJUSTMENTS BASED ON SITE SURVEY
AND COMPARISON TO AERIAL PHOTOGRAPH.
3. 2015 LITHOLOGY INFORMATION OF SOIL AND WELL LOG
TOPOGRAPHY IS FROM SYNTERRA.
4. GEOLOGIC INFORMATION FOR BORINGS AND MONITORING WELLS
INSTALLED PRIOR TO 2015 TAKEN FROM S&ME (2010) AND
QUANTEX (2008).
NOTE. -
1 .
OTE.1. CROSS SECTION LOCATIONS SHOWN ON FIGURE 2-1.
2. WATER LEVELS WERE COLLECTED BY SYNTERRA ON
JUNE 17, 2015.
3. 2L VALUE FOR ARSENIC IS 10 pg/L.
erra
148 River Street, Suite 220
Greenville, South Carolina 29601
864-421-9999
www.synterracorp.com
DRAWN BY: C. NEWELL DATE: 8/5/2015
CHECKED BY: J. WYLIE DATE: 8/5/2015
PROJECT MANAGER: K. WEBB
LAYOUT NAME: FIGURE 11-213
DUKE
ENERGY
foo PROGRESS
MAYO STEAM ELECTRIC PLANT
10660 BOSTON RD
60 ROXBORO, NORTH CAROLINA
IN FEET
VERTICAL: 1"=30'
NOTE: 10:1 VERTICAL EXAGGERATION
FIGURE 11-2b
GEOLOGIC CROSS SECTION C -C'
WITH ARSENIC
ML
bw
SECTION C -C' - ARSENIC
FACING NORTH
510
500
490
ED
'Coll"
380
370
360
GRAPHIC SCALE
300 0 300
IN FEET
HORIZONTAL: 1"=300'
30 0 30
I C t'% C A 11"1
ICOALASH
TRANSITION ZONE
BEDROCK
SOIL/FILL
SAPROLITE
D ALLUVIUM
CONCENTRATION CONTOUR
CONCENTRATION CONTOURS
DASHED WHERE INFERRED
HASH MARKS POINT TO
DECREASING CONCENTRATIONS
V WATER LEVEL (JUNE 17, 2015)
SURFICIAL WATER LEVEL
TRANSITION ZONE WATER LEVEL
BEDROCK WATER LEVEL
FRACTURED/OXIDIZED ZONE
OBSERVED IN ROCK CORE
NS NOT SAMPLED
ABMW-02BR: WATER ANALYTICAL RESULTS IN pg/L
45'-45.5' SOIL TOTAL ANALYTICAL RESULTS IN mg/kg
BORING SYMBOLS
SOIL SAMPLE
WELL SCREEN WITH
CONCENTRATION
(micrograms per liter)
SOURCES. -
1
OURCES.1. THE TOPOGRAPHY SURVEY DATA WITHIN THE PROPERTY
BOUNDARY DATED MAY 19, 2015 WAS OBTAINED FROM
WSP OF CARY, NORTH CAROLINA.
2. SELECT TOPOGRAPHIC ADJUSTMENTS BASED ON SITE SURVEY
AND COMPARISON TO AERIAL PHOTOGRAPH.
3. 2015 LITHOLOGY INFORMATION OF SOIL AND WELL LOG
TOPOGRAPHY IS FROM SYNTERRA.
4. GEOLOGIC INFORMATION FOR BORINGS AND MONITORING WELLS
INSTALLED PRIOR TO 2015 TAKEN FROM S&ME (2010) AND
QUANTEX (2008).
NOTE. -
1 .
OTE.1. CROSS SECTION LOCATIONS SHOWN ON FIGURE 2-1.
2. WATER LEVELS WERE COLLECTED BY SYNTERRA ON
JUNE 17, 2015.
3. 2L VALUE FOR ARSENIC IS 10 pg/L.
erra
148 River Street, Suite 220
Greenville, South Carolina 29601
864-421-9999
www.synterracorp.com
DRAWN BY: C. NEWELL DATE: 8/5/2015
CHECKED BY: J. WYLIE DATE: 8/5/2015
PROJECT MANAGER: K. WEBB
LAYOUT NAME: FIGURE 11-213
DUKE
ENERGY
foo PROGRESS
MAYO STEAM ELECTRIC PLANT
10660 BOSTON RD
60 ROXBORO, NORTH CAROLINA
IN FEET
VERTICAL: 1"=30'
NOTE: 10:1 VERTICAL EXAGGERATION
FIGURE 11-2b
GEOLOGIC CROSS SECTION C -C'
WITH ARSENIC