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Home My WebLink AboutNC0038377_FIGURE 11-8a-MAYO_20150902U0 w Of ZD Q W U O a� ba0 IL w O 1` O Q- (1) N Ir Q W U r -I r -I r -I / c co C N N N v7 Q 0 co M O co Ln O / C9 N O r -i vi N tuo O m 11-1 Iryw m 75 a - O 14 LO O N N O NNE MEN INS III mom illillilillilim son ■ .rff M9 MOM� IPA 11111111111111111hk ANN 1111 Emma rp, HIM III 1-3 1-3: DH5.71/Sb<l/As<l/Ba56/B847/Cr(VI)0.155/Co<l/Fe34/Mn880/TI<0.2/TDS190/V<0.3 FACING NORTHWEST 1 C t'% C A 11"1 COAL ASH TRANSITION ZONE BEDROCK SOIL/FILL SAPROLITE D ALLUVIUM CONCENTRATION CONTOUR CONCENTRATION CONTOURS DASHED WHERE INFERRED HASH MARKS POINT TO DECREASING CONCENTRATIONS WATER LEVEL (JUNE 17, 2015) SURFICIAL WATER LEVEL TRANSITION ZONE WATER LEVEL BEDROCK WATER LEVEL CW -2/ 2D FRACTURED/OXIDIZED ZONE 470 1 1 1 1 1 CW -2: pH 6.5 / Sb <1 / As <1 / Ba 54 / B 804 / Cr(VI) <0.021 / Co <1 / Fe 467 / Mn 135 / TI <0.2 /TDS 370 / V 5.88 w` CW -211): pH 6.1 / Sb <1 / As <1 / Ba 38 / B 363 / Cr(VI) 0.084 / Co <1 / Fe 278 / Mn 81 / TI <0.2 / TDS 250 / V 0.585 460 ABMW-02BR: WATER ANALYTICAL RESULTS IN pg/L 460 N 42 50 BORING SYMBOLS MW -16S/ 16D/ 16BR p MW -16S: pH 6.02 / Sb <1 / As <1 / Ba 46 / B <50 / Cr(VI) 0.011 / Co 4.32 / Fe 860 / Mn 260 / TI <0.2 / TDS 100 / V 0.303 40 MW -16D: pH7.1/Sb<1/As<1/Ba13/B<50/Cr(VI)0.051/Co<1/Fe87/Mn269/TI<0.2/TDS160/V0.617 Of MW-16BR: pH8.67/Sb<1/As2.05/Ba11/B<50/Cr(VI)0.017/Co<1/Fe80/Mn30/TI<0.2/TDS170/V2.79 43 w Y 1'-2':Sb<6.5/As<6.5/Ba95.4/B<16.2/Cr7.6/Co6 j/ Fe 7710/ Mn 1250 / TI <6.5 / V 17.3 J 23'-24': Sb<5/As<5/Ba 28.2/B10j/Cr2.1/Co4.6j/Fe10600/ Mn 885/ TI<5/V 8.4 4200 33'-35': Sb <7.5 / As <7.5 / Ba 131 / B 16.8 j / Cr 9.2 / Co 12 / Fe 19100/ Mn 1630/ TI<7.5/V16.3 Q 54.5'-55.5': Sb <5.2 / As <5.2 / Ba 237 / B 32.3 / Cr 37.2 / Co 19.6 / Fe 38300 / Mn 1010 / TI <5.2 / V 87 410 � 400 0 400 J w 390 w 390 LIJ- � Q 380 LU - ' w- fy _ U m 370 00 '11360 00 - - 7�71 <0.2 2 � LU __ ___ 350 340 J --- --- - --- --- U --- --- __ 330 320 --- --- _ _ --- --- ___ --- --- ---- --- --- --- ----___ <0.2- --- 310 -717- ___ ____ 310 300 - - - - - - 300 O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O + + + CO fl- 00 + + + M O + + + + + + + + + + N M � LO O r-- M M O ti rl- 00 00 00 00 00 00 00 co co 00 M O NORTHEAST SECTION B -B' - THALLIUM FACING NORTHWEST FACING NORTHWEST 1 C t'% C A 11"1 COAL ASH TRANSITION ZONE BEDROCK SOIL/FILL SAPROLITE D ALLUVIUM CONCENTRATION CONTOUR CONCENTRATION CONTOURS DASHED WHERE INFERRED HASH MARKS POINT TO DECREASING CONCENTRATIONS WATER LEVEL (JUNE 17, 2015) SURFICIAL WATER LEVEL TRANSITION ZONE WATER LEVEL GRAPHIC SCALE 0 300 IN FEET HORIZONTAL: 1"=300' 0 30 IN FEET VERTICAL: 1"=30' NOTE: 10:1 VERTICAL EXAGGERATION 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. IMAC VALUE FOR THALLIUM IS 0.2 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 11-8A DUKE PROGRESS MAYO STEAM ELECTRIC PLANT 10660 BOSTON RD ROXBORO, NORTH CAROLINA FIGURE 11-8a GEOLOGIC CROSS SECTION B -B' WITH THALLIUM BEDROCK WATER LEVEL �� FRACTURED/OXIDIZED ZONE M2 OBSERVED IN ROCK CORE w` NOT SAMPLED ABMW-02BR: WATER ANALYTICAL RESULTS IN pg/L 45'-45.5' SOIL TOTAL ANALYTICAL RESULTS IN mg/kg BORING SYMBOLS GRAPHIC SCALE 0 300 IN FEET HORIZONTAL: 1"=300' 0 30 IN FEET VERTICAL: 1"=30' NOTE: 10:1 VERTICAL EXAGGERATION 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. IMAC VALUE FOR THALLIUM IS 0.2 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 11-8A DUKE PROGRESS MAYO STEAM ELECTRIC PLANT 10660 BOSTON RD ROXBORO, NORTH CAROLINA FIGURE 11-8a GEOLOGIC CROSS SECTION B -B' WITH THALLIUM