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Home My WebLink AboutNC0038377_FIGURE 11-6a-MAYO_201509021ao LU Q W U O Q a� Z3 1ao IL 1ao O 0- (3) O a W U �i / cB O E U) O U) Cn >a C.'3 C= Cn M m Cn Q O cB L6 O / U N O 1H vi U) N w O n E. a� LU 0 / .E 7 LO co ri LO O N 00 N 0 MEN 111001111t! I Mwbogm MEN has Ila REN001111111111111 Nam Ift VWXYAMM1@31 AWE 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 OBSERVED IN ROCK CORE 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/V0.585 ABMW-02BR: WATER ANALYTICAL RESULTS IN pg/L 77-F460 460 HIM IiHirl '�2 50 BORING SYMBOLS Q w MW -16S/ 16D/ 16BR Q 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 4 0 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 L1J 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 Q 1'-2':Sb<6.5/As<6.5/Ba95.4/B<16.2/Cr7.6/Co6j/Fe7710/Mn1250/TI<6.5/V17.3 J 23'-24': Sb<5/As<5/Ba 28.2/B10j/Cr2.1/Co4.6j/Fe10600/Mn885/TI<5/V 8.4 420 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 0 400W 400 < LL 390 w 2 2 390 U U U LU Q 380 LU 467 U m 370 U) --30() 860 360 ~ LLI --- --- 350 z - --- - �. 340 _ 278--- _ 87 _ --- --- - U --- --- --- ---- -- 330 --- --- --- --- Q --- --- --- ---- ---- --- --- --- 320 ---- --- --- --- --- --- --- ---- --- 80._ --- --- 310 --- --- ---- --- --- 310 300 - - - - - - 300 O O O O O O O O O O O O O O OCD O O O O O O O O O O O O O O O O + + + CO rl- 00 + + M O + + + + + + + + + + + N CO � LO O r- 00 M O f� ti rl- 00 00 00 0o 0o 0o co 0o 0o co mm NORTHEAST SECTION B -B' - IRON 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. 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 IRON IS 300 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 11-6A (� DUKE � ENERGY PROGRESS MAYO STEAM ELECTRIC PLANT 10660 BOSTON RD ROXBORO, NORTH CAROLINA FIGURE 11-6a GEOLOGIC CROSS SECTION B -B' WITH IRON BEDROCK WATER LEVEL 2J FRACTURED/OXIDIZED ZONE m 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. 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 IRON IS 300 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 11-6A (� DUKE � ENERGY PROGRESS MAYO STEAM ELECTRIC PLANT 10660 BOSTON RD ROXBORO, NORTH CAROLINA FIGURE 11-6a GEOLOGIC CROSS SECTION B -B' WITH IRON