NC0038377_FIGURE 11-3a-MAYO_20150902

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MW -12S/ 12D LEGEND
MW -12S: pH 5.7 / Sb <1 / As <1 / Ba 24 / B <50 / Cr(VI) NS / Co 1.09 / Fe 295 / Mn 267 / TI <0.2 / TDS 50 / V 0.403 COAL ASH
MW -12D: pH 6.24 / Sb 1.63 / As <1 / Ba 26 / B <50 / Cr(VI) 0.334 / Co 1.37 / Fe 326 / Mn 683 / TI <0.2 / TDS 120 / V 0.71
1'-2': Sb <6 / As 3.6 j / Ba 19.6/B27.4/Cr43.6/Co<6/Fe31200/Mn22.1/TI<6/V61
B 25'-26': Sb<6/As<6/Ba 67.4/B9.8j/Cr3.2/Co6/Fe11900/Mn395/TI<6/V8.2 TRANSITION ZONE
34'-35': Sb<6.3/As<6.3/Ba 81.5/B9.2j/Cr1.9/Co9.2/Fe10700/Mn855/TI<6.3/V7.7
620 88.5'-90.0': Sb <5.6 / As <5.6 / Ba 179 / B <14 / Cr 141 / Co 19.9 / Fe 31500 / Mn 2820 / TI <5.6 / V 50.1 620 BEDROCK
610 610
0 REGOLITH
600 600
O BG -02
SOIL/FILL
590 BG -02: pH 6.5 / Sb <1 / As <1 / Ba 54 / B <50 / Cr(VI) <0.021 / Co <1 / Fe 467 / Mn 135 / TI <0.2 / TDS 370 / V 5.88 590
580 580 SAPROLITE
0
LO
570 - -. ABMW-04/ 04D/ 04BR 570 ALLUVIUM
ABMW-04: pH 7.5 / Sb <1 / As 499 / Ba 448 / B 4930 / Cr(VI) <0.005 / Co 1.49 / Fe 940 / Mn 641 / TI <0.2 / TDS 520 / V 2.84
560 ABMW-04D: pH 6.6 / Sb 3.68 / As 140 / Ba 755 / B 5090 / Cr(VI) <0.005 / Co 6.71 / Fe 28300 / Mn 3640 / TI <0.2 / TDS 680 / V 23.3 560
CONCENTRATION CONTOUR
ABMW-04BR: pH 7.4 / Sb <1 / As 1.08 / Ba 115 / B <50 / Cr(VI) 0.005 / Co <1 / Fe 1590 / Mn 407 / TI <0.2 / TDS 370 / V 0.382
550 24 ABMW-02/ 02BR 550 CONCENTRATION CONTOURS
540 Q ABMW-02: pH7.8/Sb<1/As1020/Ba173/B9200/Cr(VI)0.017/Co<1/Fe356/Mn1110/TI<0.2/TDS450/V 3.53 540 DASHED WHERE INFERRED
O 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
530 �_ 45'-45.5': Sb <6 / As <6 / Ba 92.2 / B <15 / Cr 8 / Co 6 j / Fe 18300 / Mn 579 / TI <6 / V 30.3 530 HASH MARKS POINT TO
Q 57.5'-58': Sb<5.1/As<5.1/Ba41.2/B<12.8/Cr56.7/Co 37.4/ Fe 43400/ Mn 782 T1 DECREASING CONCENTRATIONS
520 ��� G 520
510 �Q �/ o� ��J��Q�/ �Q - 510 WATER LEVEL (JUNE 17, 2015)
500 ASH BASIN 50o SURFICIAL WATER LEVEL
490 - _ - - ti - - _ - -_ - - - - _ --- - _ - -, - - _ _ 0 � Q NNW_ � ACTIVE ASH BASIN 490 TRANSITION ZONE WATER LEVEL
480 ___ ___ ___ ___ 480 BEDROCK WATER LEVEL
--- --- ---- --- --- --- --
- ---
--- --- ---- --- --- --- --- ---
---
o� 470 = --- --- --- --- --- --- _-- --- _-- --- _-- --- _-- --- _-- --- _-- --- _-- --- COAL 470 0� /u FRACTURED/OXIDIZED ZONE
--- --- ---- --- --- --- ---
>Z 460 - --- --- --- --- ---- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---- -- 460 >� OBSERVED IN ROCK CORE
0) --- --- --- --- ---- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---- -
ASH
w= _ ___ ___ ---- --- _--- --- --- --- --- --- --- ---- 173, c� w� NOT SAMPLED
450 --- --- ---- --- --- --- --- --- --- --- ---- --- 450
440 - --- --- --- --- ---- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---- _--- --- --- 448 440 INpg/L
ABMW-02BR• WATER ANALYTICAL RESULTS
--- --- ---- --- --- --- --- --- --- --- ---- --- ---
___ ___45'-45.5'SOILTOTAL ANALYTICAL RESULTS IN mg/kg
- - - - - - - - - - - - - - - - - - - - - - - - - - - - -
430 - --- --- --- --- --- ---- --- --- --- --- --- --- --- --- --- --- --- --- --- --- - - -- _ - -- --- --- --- --- 755 - 430
420 - ---_ --- ---_---__--- ---_ --- ---_ --- ---_ --- ---_ --- ---_ --- ---_ --- ---_ --- ---_ ---_ ---_ --- ---_ --- ---_ --- - ��/ ��%420
700
410 - --- --- --- --- --- ---- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---- --- --- --- --- --- --- --- - _ --- --- �O�' u:Du UCD
--- ---- ---- ---
- --- ---- ---- ------ --- --- --- --- --- ---- --- --- --- - - --- --- --- --
400 - - - - - = 400
390 - --- --- --- --- --- ---- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---- --- --- --- --- --- --- - _ --- --- 159--- --- --- --- --- _--- --- --- --- --- --- --- __ 0 390 SOIL SAMPLE
--- --- ---- --- --- --- --- --- --- --- ---- ---- --- --- --- --- - --- --- ---- --- --- ---
--- - 115 --- ---- --- --- --
--- --- ---- --- --- --- --- --- --- --- __ _ _
380 - --- --- --- --- ---- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---- _--- --- --- --- --- --- --- --- --- --- --- --- --- --- --- _--- --- --- --- --- --- --- --- _ H
LU CONCENTRATION
--- --- ---- --- --- --- --- --- --- --- ---- ---- --- --- --- --- --- --
370 - --- --- ---- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---- --- --- --- --- --- --- ---w (micrograms per liter)
--- --- ---- --- --- --- --- --- --- --- ---- --- --- --- --- --- --- --- ---- --- --- --- ---
--- --- ---- --- --- --- --- --- --- --- ---- ---- --- --- --- --- --- --- --- ---- --- --- --- ---
2
--- --- --- --- --- --- --- --- --- --- ---- --- --- --- --- --- --- --- ---- --- --- ---
CO
360 _ --- --- ---- --- --- --- --- --- --- - --- --- --- ---- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---- --- --- --- --- --- --- --- --- --- -
--- --- ---- --- --- --- --- --- --
--- --- ---- --- --- --- --- --- --- --- ---- ---- --- --- --- --- --- --- --- ---- --- --- --- ---
- --- --- ---- --- --- --- --- --- --- --- ---- --- --- --- --- --- --- --- ---- --- --- --- --- -
TT
350 --- ---- --- --- --- --- --- --- --- ---- ---- --- --- --- --- --- --- --- ---- --- --- --- ---
--- ---- ---- --- --- --- --- --- --- ---
5 - ---- --- --- --- --- --- --- --- --- --- --- --- --- ---- --- --- --- --- --- --- --- --- --
--- --- ---- --- --- --- --- --- --- --- ---- ---- --- --- --- --- --- --- --- ---- --- --- --- --- -
340
--- --- ---- --- --- --- --- --- --- ---- -- -- --- -- -- --- --- ---- --- --- --- --- ---
--- --- ---- --- --- --- --- --- --- --- ---- ---- --- --- --- _ --- --- --- ---- ---- --- --- --- --- --- -
--- --- ---- --- --- --- --: --- ---
330 - --- --- --- --- --- ---- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---- --- --- ---_ --- --- --- --- --- --- --- --- SOURCES:
--- --- ---- --- --- --- --- --- --- --- ---- ---- --- --- --- --- --- --- --- ---- --
320 --- --- ---- --- --- --- --- --- --- --- ---- ---- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---- --- --- --- --- --- --- --- --- --- --- Q 1. BOUNDARY DATED MAY 19,2015 SOINTHEPROPERTY
--- --- ---- --- --- --- --- --- --- ---
- --- ---- ---- --- --- --- --- --- --- --- ---- --- --- --- --- --- --- --- ---- --- --- --- --- ---
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310 - --- --- ---- --- --- --- --- --- --- --- ---- --- --- --- --- --- --- --- ---- --- --- --- --- --- � WSPOFGARY,NORTH CAROLINA.
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
--- --- ---- --- --- --- --- --- --- --- ---- ---- --- --- --- --- ---- - --- --- --- --- 2. SELECT TOPOGRAPHIC ADJUSTMENTS BASED ON SITE SURVEY
300 300 AND COMPARISON TO AERIAL PHOTOGRAPH.
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 CC0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3. 2015 LITHOLOGY INFORMATION OF SOIL AND WELL LOG
+ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
O r N CO 'I LO (0 rl- 00 0') O N M -,t LO CO r-- 00 0) 0 N CO 'zt Lr) (D rl- 00 M O N M 'IT Lr) (0 ti M M 0 N M 'zt LO CO r-- 00 M O N M d Lr) CO r-- 00 M O N M d Lr) CO r- M M O N M 'z LO TOPOGRAPHY IS FROM SYNTERRA.
N N N N N N N N N N M M M M co M M co M M It "T It T d' It It cp It d' Lr) Lr) LO Lr) Lr) LO Lr) Lr) Lr) Lr) Co Co Co CO Co Co Co Co Co CO rl- ti r- ti ti r -
SOUTHWEST 4. GEOLOGIC INFORMATION FOR BORINGS AND MONITORING WELLS
Station INSTALLED PRIOR TO 2015 TAKEN FROM S&ME (2010) AND
(feet) QUANTEX (2008).
SB -7 SECTION B -B' - BARIUM NOTE:
1'-2': Sb <5.8 / As <5.8 / Ba 68.8 / B <14.5 / Cr 11.4 / Co 5.9 / Fe 9460 / Mn 693 / TI <5.8 / V 17.6 FACING NORTHWEST 1. CROSS SECTION LOCATIONS SHOWN ON FIGURE 2-1.
4.5'-7.5':Sb<6/As<6/Ba15.5/B<15/Cr8.2/Co<6/Fe 6040/ Mn 226/ TI<6/V8.2
2. WATER LEVELS WERE COLLECTED BY SYNTERRA ON
MW -03 JUNE 17, 2015.
MW -03: Mw -03: pH 5.71 / Sb <1 / As <1 / Ba 56 / B 847 / Cr(VI) 0.155 / Co <1 / Fe 34 / Mn 880 / TI <0.2 / TDS 190 / V <0.3 3. 2L VALUE FOR BARIUM IS 700 fag/L.
CW -2/ 2D
470 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
CW -2D: 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
460 460 N a�
FU42
50 MW -16S/ 16D/ 16BR
0 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
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 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 28.2/B10j/Cr2.1/Co4.6j/Fe10600/Mn885/TI<5/V 8.4
420 erra
p 33'-35': Sb <7.5 / As <7.5 / Ba 131 / B 16.8 j / Cr 9.2 / Co 12 / Fe 19100/ Mn 1630/A<7.5/V16.3
} 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 2
148 River Street, Suite 220
-17 Greenville, South Carolina 29601
400 0 400 864-421-9999
< w www.synterracorp.com
390 w L 390
v v DRAWN BY: C. NEWELL DATE: 8/5/2015
380 < 380 CHECKED BY: J. WYLIE DATE: 8/5/2015
j 54 . m 370 PROJECT MANAGER: K. WEBB
w LAYOUT NAME: FIGURE 11-3A
= _ _ 46 360
r
DUKE_ --- 350
~ . 340
Jw-38 - - 0 13 GRAPHIC SCALE
330
--- --- --- ----
--- --- --- --- ---- --- --- --- --- --- 320 300 0 300 600 PROGRESS
--- ---- ---- ---
___ --- IN FEET
Q 310 MAYO STEAM ELECTRIC PLANT
� ___ ____ ____ ____ HORIZONTAL: 1"=300' 10660 BOSTON RD
--- --- ---- ---- ---
300 - - - - - - - - - - - - - - - 300 30 0 30 60 ROXBORO, NORTH CAROLINA
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
(+o rl- 0+0 M 0 + N M � LO (0 r` 0+0 M O + IN FEET FIGURE 11-3a
r` ti r-- 0 00 00 00 00 00 00 00 00 00 M rn
NORTHEAST VERTICAL: 1"=30' GEOLOGIC CROSS SECTION B -B'
SECTION B -B' - BARIUM NOTE: 10:1 VERTICAL EXAGGERATION
FACING NORTHWEST WITH BARIUM