NC0004979_Allen CAP Part 1 Figures Final_20151120

SITE LOCATION MAP
DUKE ENERGY CAROLINAS, LLC
ALLEN STEAM STATION ASH BASIN
GASTON COUNTY, NORTH CAROLINA
DATE
NOVEMBER 2015
FIGURE
1-1

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AIN
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-34D ;III
CT�F111 RETIRED ASH BASIN 111 I �I
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ASH FILL FILL p PERMIT NO.3612 ;III III
AB-36D I� STORAGE AB-35S 9 AB-31S
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-27S 'AB-27D AB-8
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LAKE WYLIE
(CATAWBA RIVER)
(FERC PROJECT NO. 2232)
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NOTES:
1. ASH BASIN WASTE BOUNDARIES AND ASH STORAGE AREA BOUNDARIES ARE APPROXIMATE.
2. PRIVATE WELL LOCATIONS ARE APPROXIMATE.
3. ORTHOPHOTOGRAPHY IS FROM NC ONEMAP GIS ONLINE SERVICE AND DUKE ENERGY CAROLINAS, LLC.
4. THE COMPLIANCE BOUNDARY IS ESTABLISHED ACCORDING TO THE DEFINITION FOUND IN 15A NCAC 02L.0107(a).
5. HYDROGRAPHY WAS OBTAINED FROM USGS 7.5-MINUTE SERIES TOPOGRAPHIC MAPS BELMONT, NC -SC, AND CHARLOTTE WEST, NC.
6. DUKE ENERGY PROPERTY BOUNDARY WAS SUPPLIED BY DUKE ENERGY REAL ESTATE.
7. PROPERTY INFORMATION PERTAINING TO IDENTIFIED WATER SUPPLY WELLS IS INCLUDED IN TABLE 4-2
SCALE (FEET)
500 0 500 1,000
F)
wirW N
Legend
— — DUKE ENERGY PROPERTY BOUNDARY
ASH BASIN WASTE BOUNDARY
ASH BASIN COMPLIANCE BOUNDARY
ASH BASIN COMPLIANCE BOUNDARY
COINCIDENT WITH DUKE ENERGY
PROPERTY BOUNDARY
OFFSET0.5 MILE IN
►►flat ►►�i,�, ►�� COMP ANCE BOUNDA YALLBEN
►h►����ra►►► ���a`�lr�� = STREAM
w'4 bi 11• PUBLIC WATER SUPPLY WELL
r,r�i nip �� I/
O RECORDED PRIVATE WATER SUPPLY WELL
® FIELD IDENTIFIED PRIVATE WATER SUPPLY
WELL
ffi
• REPORTED PRIVATE WATER SUPPLY WELL
O ASSUMED PRIVATE WATER SUPPLY WELL
v' s �►
�sa•'d�:A? * PROPERTY LINES
RECEPTOR MAP - AERIAL BASE
DUKE ENERGY CAROLINAS, LLC
ALLEN STEAM STATION ASH BASIN
GASTON COUNTY AND MECKLENBURG COUNTY,
NORTH CAROLINA
DATE
AUGUST 2015
FIGURE
1-6

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s7 '' r .� t� `� ` ; „ GWA-8S GWA-8D
.� Vanadium 0.54J
.
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ly (Ng/ Arsenic 30.4J+ Iron 467
,+ , • . ' Analyte (Ng/L) Analyte L
`� 1 It ,4, "'� Chromium 15 Manganese 619
t r-,, `* t I a ir. .' Iron 780 Vanadium 6.7
Pf; ` �, ,r. �, Cobalt 3.5 pH (field) 6.2
�[ ?: ,r {.` pH (field) 6.28
1. i I. , I ,t• ) r;�"Y' AB-iR r Vanadium 3.8 Iron 60,700 Vanadium 6.3
' ; 'c �-' 4� t',. 4 - Analyte L Manganese 5,690
{l, �R ' + BG-3S BG3D IY (N (/ ))
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��t� " ,�n {., • i pH (field) 6.48 F
„ :i Analyte (Ng/L) Analyte (Ng/L) , f AB-38S AB-38D • M�,�,�
% ' +. Antimony 4.8 pH (field) 6.43 9``' 4Vanadium 21.5 Analyte L Analyte L
Ih• ,I !i ry It + 1.4 Cobalt 1.6 Vanadium 6.5 >� `` . t. .{ Antimony Ng/) 1.2 Cobalt
N9/) 5
-t , M ' • ' . .,� '� Y Iron 2, 800 • ' i 1.� `' y -
,_ . , � . -k Arsenic 31.7J+ Iron 1,780
.L.
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+ ,.I f Vanadium 13.4 ° , ' ,,
N 1 4- _ Iron 19300J+ pH (field) 6.05
r , ti '_•4' � q. � ; Manganese 1,900 Vanadium 3
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l.` _ Arsenic 88.7 Chromium 24.7 Chromium (VI) 2.9
11
i --' Boron 860 Chromium (VI) 6.1 pH (field) 9.65 r "
+, Y r Iron 56,000 Cobalt 1.7 Vanadium 16.1 % �`
,� ` , v * Manganese 11,100 Iron 700
p .. f ,1 rp,
V' _ Sulfate 313,000 pH (field) 10.27
(• - . , *� Total Dissolved Solids 758,000 Vanadium 21.1
"` " - Vanadium 1.9
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W Iron 1,300 Cobalt 2.4 Antimony 18 ,.- 'If, � . ,
It
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pH (field) 6.14 Manganese 130 Chromium 25 6',. '�rw'''�,'WIL
y�. y , -qJI
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a
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Total Dissolved Solids 2,040,000 � `
1. �.
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'� . 1 .0 ,0 �� Barium 990 pH (field) 9.81
1.
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h
Manganese 1,360
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3;
Chromium (VI) 0.66 Chromium (VI) 0.34 11
,
# - .
Iron 370 Vanadium 8.6 �_�'`
- ' ' �,, 'v
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s =.
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�,. Manganese 240J- Iron 600 ," `'¢' - r 4'r*
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4 ti. .
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Chromium (VI)
0.87
Cobalt
10.1
H field
p (field)
4.97
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0.96J
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G. ' w
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pH (field) 6.32•- ,__ _"r� } - 'a
'
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Vanadium 61 `�.`�
.,
a `
111
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,� ;I 0 ) 41 - , i -1
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Analyte (Ng/L)
Analyte (Ng/L)
iOU
Cobalt
8.3
Antimony
1 6 `
Manganese
160
Chromium
24.5
pH (field)
5.08
pH (field)
4.7
�,�
0,
Total Dissolved Solids
Vanadium
750,000
7 6
y .d' Ya ..
--_ ,
+"
r!x,.
�
w,Er
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,
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, 0.# • i Analyte (Ng/L)
Chromium (VI) 0.36 - -
} Man anese 110 f
w g ..
:' _
%
* s
+: : t t r �f rw :� . AB-23S AB-23BRU
�h pH (field) 6.03 k
�-
r , - a11
Analyte L Ana to
,, , � Vanadium 0.6J ,� �„ _ � � IY (N9/) IY (N9/L)
% A T ^s�' V "� ""I ° f Arsenic 1,030 Antimony 1.1
.
ti •r11 �`'"' Manganese 200 Chromium 65.6
I
a
ry Tl field) 11.67
* CIF WELL (y 1�nr
" _,:t . , ,.�
Vanadium 5.1 pH
t
I* I"..11.Total Dissolved Solids 590,000
Analyte (Ng/L) r X:• y�44 ■f� �-' r ,`jr �
-% t. 4 �` y„' .�, ` t'}W� ." 4 .r F',c TM Y�4 .Y t y! :`� �"� ,s •il' T _*�,
4 I'b1 U
* ' Iron 510 �"'M '"�'.`` 1� f # + U Vanadium 29.9
.
y Manganese 170 %' -�' ^
,t .It I
R . :,;
rr
r ,�Y�
r-' ,.• .:.... Vanadium 5 n_11ill - '� '
',i I'jr,;,i �- r _.''10° 7h. ,f;ti� r xi" 4 ,TiC
11
*. .rt N + rjl r I.11
-
"`y, a �Y.
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a � Ci + � � `
♦ r AB-12S AB-12D 11
t-'L,
, _
} Analyte (Ng/L) Analyte (Ng/L) 11
' ''''
GWA-9S GWA-9D r
Analyte (Ng/L) Analyte (Ng/L) Chromium (VI) 0.1 Chromium (VI) 0.47I .1 ;
field 5.07 H field 6.48 .. `
w Cobalt 8.5 Chromium (VI) 0.64 pH (field) p (field)
Vanadium 0.37J Vanadium 3.9
Manganese 665 Cobalt 1.9
, ,
pH ffft(field) 5.36 Iron 1,700 ,¢ �4, .r' - :J ,"{-
1
Vanadium 0.97J Manganese 96 Ii T'% + .'. T, _ IV, r fg''.,';
r ' f fir,, r
Vanadium 13 W1• . +e"" •
r.. " d
1 R�.-°': ��Z
%,�
AB-13S
..
AB-13D
Analyte (Ng/L)
Analyte (Ng/L)
Chromium (VI)
0.43
Chromium (VI)
1.2
Cobalt
1.1
Iron
452
Iron
370
pH (field)
6.25
pH (field)
5.46
Vanadium
7.1
Vanadium
1.1
,+
..- � 4 #
t� S. r.-
F __
Y
. -�'m� r
+ * .
}. ,'�
:i. -
t 1. I AB-20S
AB-20D
- 'I.
�_
, tis
Analyte (Ng/L)
Analyte (Ng/L)
AB-21SL AB-21S AB-21D
AB-21BR
. . "-,}oy' r' 14_c11 ar
t Arsenic
1,180 Chromium (VI) 1.7
Analyte (Ng/L) Analyte (Ng/L) Analyte (Ng/L)
nalyte (Ng/L)
11,w ; ,
t' „_ ,
b
Boron
Cobalt
6,800
Iron 449 Antimony
8
Antimony
1.3
376
Chromium
Chromium (VI)
22 Chromium
20 Chromium (VI)
23.8
20
2.1 pH (field) 9.83 Arsenic 789 Arsenic
11
%^ N,R'`
Iron
29,500
Vanadium 36.9 Boron
7,400
Boron
3,800
pH (field)
11.33 pH (field)
11.16
' r .
*11 ' ? ��
Manganese
2,590
Manganese
130
Cobalt
5.2
Vanadium
14 Vanadium
17.7
i _" 3
Sulfate
390,000
pH (field)
8.74
Iron
3,090
� t " Total Dissolved Solids
1,120,000
- Vanadium
28.6
Manganese
620
' i' *� �, '.,."r"
Vanadium
0.99J
Total Dissolved Solids
567,000
'' � �'.( t, I
+
-
a
Vanadium
3
-.:
,
"
t
', �'.! .. S`
;" -
k"it
-.ICMkl ' ^°
�,, X
6 ...
., 1 .:. r ;}ti ,, + f --
..a .
. a .{,
a .p1,��
- .
.a
,.
'
c
14
&-
qWW�'TUR,aI.
or"LL,
AB-24S
AB-24SL
AB-24D
Analyte (Ng/L)
Analyte (Ng/L) Analyte (Ng/L)
Arsenic
44
Arsenic
868
Antimony
1.3
Iron
620
pH (field)
8.8
Chromium
23.2
Manganese
250
Vanadium
2.2
Chromium (VI)
19
Vanadium
3.1
Y'
pH (field)
11.84
--i':
Total Dissolved Solids
1,280,000
Vanadium
16.8
y.• •,���
11 L r .q
z _ _.. ._w
. -
BGiS
BG1D
X I AB-5
Analyte (Ng/L)
Analyte (Ng/L)
, Analyte (Ng/L)
pH (field) 5.89
Chromium 16
�,_ Chromium
12.5
Vanadium 1 0.63J
I Iron 960
Iron
650
pH (field) 10.22
pH (field)
5.4
;� ., 4'
Vanadium 22.5
', ' Vanadium
2.3
i,`, -
C• i *:
le
_­f!M I ...
:,-
•.
-
Y '�'� fi y-.. -
,�'�' °t
k, ,fix
X S • - R'.' .... .t
. r r-, tt #^n,
i� t"
1
�" A;;
"' of *
z
�L V q..
:"*,_�,
� � ..
1.
"C",
I,IVOR
GWA-7S
GWA-7D
Analyte (Ng/L)
Analyte (Ng/L)
Cobalt
51.6
pH (field)
6.43
4001
Vanadium
5.4
PAManganese
pH (field)
4.42
I k
' l
11
�• y `:,,J
nll0:1A-ne 1112
GWA-6S
Analyte (Ng/L)
Arsenic 193
Beryllium
48.6
Cadmium
Cobalt
10.1
4,160
Manganese
207,000
Nickel
1,010
pH (field)
3.68
Selenium
73.5
Sulfate
1,830,000
Thallium
1.3
Total Dissolved Solids
3,920,000
Zinc
2,100
'T'
I.
h
.t.
;. x v
- ,t
9.
K
66^:U
/i07F
,. ,
c r Y
4
i �
GWA-6BR
Analyte (Ng/L)
Iron 52(
Manganese 21(
Vanadium 4.(
AB-34S AB-34D
Analyte (Ng/L) Analyte (Ng/L)
Cobalt 40 Iron 420
Iron 95,900 pH (field) 9.4
Manganese 7,000 Vanadium 16.3
PH (field) 6.31
'A
W pw
T
5
Y '
C.
�E' 1'
I1
yg� r
i ,I— - ti 1
r ;•w - b Flu �- 'a
1 ' T
AB-33S AB-33D
Analyte (Ng/L) Analyte (Ng/L)
Cobalt 12.3 Iron 605
Iron 27,300 Manganese 166
Manganese 7,090 pH (field) 6.42
Sulfate 1 337,0001 Vanadiuml 7.6
Total Dissolved Solidsl 761,000
IF
. �- „
'
. -• .
,
L - _ �: _
A B-30S
Analyte (Ng/L)
Arsenic
290
Boron
830 AB-30D
Cobalt
1.1 Analyte (Ng/L)
-.
Iron
4,190 Cobalt 1.4
AB-32S
AB-32D
Manganese
970 Manganese 66
Analyte (Ng/L)
Analyte (Ng/L)
Vanadium
2.2 Vanadium 13.6
ry
Cobalt 14.3
Cobalt 2
Iron 4,300
Iron 970.- -
14
Manganese 2,700 Manganese 52
pH (field) 5
Vanadium 9.5 '.
Vanadium 0.81J
GWA-SS
GWA-5D
GWA-5BR
Analyte (Ng/L)
Analyte (Ng/L)
Analyte (Ng/L)
Cobalt
29.7
pH(field)l
10.84
Boron 720
Manganese
6,700
Vanadium
22.5
pH (field) 9.65 _ F
pH (field)
5.52
Vanadium 10.1
Vanadium
0.99J
AB-31S
AB-31D '
Analyte (Ng/L)
Analyte (Ng/L)
Boron
1,800
Antimony 6 ' -
Chromium (VI)
0 161
Chromium (VI) 1.4 '.
pH (field)
5.64
Iron 1,240 .,,
:,
Vanadium
1.1
pH (field) 11.52 ` R
Vanadium 13.9 r t ,
, - s '?-
- _. -. c1 _:�
�_r•
-" GWA-4S GWA-4D AB-29S AB-29SL AB-29D
Analyte (Ng/L) Analyte (Ng/L) Analyte (Ng/L) Analyte (Ng/L) Analyte (Ng/L)
Boronj 1,700 Iron 340 Arsenic I 641J+ Antimony 10.3 Chromium (VI) 0.82
Cobaltj 5.5 I Boron 1,100 Arsenic 64.8 pH (field) 10
Manganese
590 Vanadiuml 4.1
Manganese 52.9 Boron 2,400 Vanadium 16.3
pH (field)
5.8
1 Vanadium 13.5 pH (field) 10.32
Vanadium
1.2
Vanadium 70'8
A B-9S A B-9D
Analyte (Ng/L) Analyte (Ng/L)
Cobalt 6.8 Chromium (VI) I 0.078
Iron 8,5601 7.2
Manganese 9,880
AB-27S
AB-27D
4560
pH (field) 6.28 141�'
Analyte
(Ng/L)
Analyte (Ng/L)
�`'Jy.i
Arsenic 77.8
Boron 1,500
a
Cobalt 14.21Vanadium
6.3R
�'
"I ¢ &
T r
T- T uff
_T T T
p
e b bXL, d liC
YR
p
ebbXUf lY
YX
r
e b bXU g l�
eXX
r
e b bXUbYU
b R
r
ebbXUbZU
eXX
s
ebbAba4
Z
s FR
Yd f f e LXXljl
Zc xD=
s
ebbXUbeLh
YX
s Hy
Yf C bXlYg l�
Me
s
e b bXUbf Ub
YR
s FR
ebbXUXU
Y =
y
ebagU gd
axX
ebag4ZLY
Yc
ebag4du
cX
ebag4eld
Y
e b bXLXZLX
YXX
FR
YbegeUcld
YXD=
H H FR
Ybegedcl)C
Y =
x HP Q
x
d Nt HE \t
eef ZUbgIY
ZX
FR
Ybf Xf Ugll
ZcXD=
e b bXlYf l)C
X�
N H FR
t
c )O(T000
e b bXl1 I_ LA_
X� R
RR
e b b XU d d
Y)=
Iron 4, 400 `. ' x _4, ' ..
� . ~ YF� Ft>71/ H F$ V
- _ I Manganese 2,900 ,`
A B- 28S pH (field) 6.11 ,. � '. +� `"`' � -' <I r� ZF i F$ �% H � F$ * p s o/
- vanadium z.1 14,, a" r`- , `- • *Interim Maximum Allowable Concentration IMAC Criteria Value
Analyte (N9/L) 0. i
� ' Arsenic 20.9 � 1= +f t a W F$ N H Fit FNFA H FR x x 01
Boron 960 �. �� V1 1- z
' -,?_ :. �6 x H H H Fti H H H F$ H H
Cobalt 42.3 z, 0s' a '" } 1A.
r `' x F$ FRS H/
Iron 6,550 AB-28D �',. .r -
PR� aRY- _ �,,, - °
M n n 4 4 A n L a a ese 00 a to
?10_ �I H H H VFIi H �-I H H H 1/1/i H H
g IY (N9 ) '�
pH (field) 5.95 pH (field) 8.71 I.
FPOND 'A _ _ ,.� _ .0 ". _. H H H V
Thallium 0.44J+ Vanadium 13.2 ,'� _. r, �; _
_y ,
�" •' d--�' H H H H WH H H x H H H H x H V
'� • j-
p''.
11
r11_2
:' .4 w
,
-
-•
I- IA' t
- �r
GWA-3S GWA-3D GWA-3BR '
Analyte (Ng/L) Analyte (Ng/L) Analyte (Ng/L) ,,r .'i " • L- � .
Cobalt 16.2 Chromium (VI) 0.92 pH (field) 10.44':_ :�'. - �:'r U it
Iron 6,030 pH (field) 9.99 Vanadium 17.9 �` , ,:' , ,
*�� 4 FHH F� u us ut Ir uHxuHpr p H u y wHy y
Manganese 3,550 Vanadium 18.7 :, .,�
pH (field) 5.84 y I r� plfl Fdl y p u t F$ s u p y
"�' '''� kaVKHiH u H x p HxuHpr p H u y wHy y
'� I.y D -"� -
.�`� : FJSN Id y p u t 14 s u p y H yp u t R yWx
_ C
-' �JUNi Fdl y p u t F$ s u p y Fd yp u t H
I IF ' III�FI ss AB-26S T AB-26D t U F�FI Fti U H Fdl S U U t
Analyte (Ng/L) Analyte (Ng/L) '
` �' Boron 730 Antimony 2.7 - WIj W H U H U
,- p y
Cobalt 5.9 Chromium 29.8
Iron 6101 Cobalt 9.9
- Manganese 1,300 Iron 23,000 - n.
pH (field) 6 Manganese 720
Vanadium 2.1 pH (field) 10.7
S Vanadium 93.2
It 11� _*_ "
._. A
U .1 EM, .
PH WELL
Analyte (Ng/L)
Vanadium 5
GWA-1S
GWA-iD GWA-1BR
Analyte (Ng/L)
Analyte (Ng/L) Analyte (Ng/L)
Cobalt 11.4
pH(field)l 9.46 Iron 410
Manganese 92 Vanadium 14.3 pH (field) 10.67
pH (field) 5.21
Vanadium 2.6
Vanadium 0.39J
AB-11D
Analyte (Ng/L)
Chromium 25.3
Chromium (VI) 2.6
pH (field) 5.99
Vanadium 1.8
T T
T T rT
T T T T
wp 13 Ti x 13 p
Yp
T T T Ta- T
pr _9
6"
GWA-2S
GWA-2D
Analyte (Ng/L)
Analyte (Ng/L)
Cobalt
2.4
Iron
410
Iron
750
pH (field)
9
Manganese
100 Vanadium
11.8
pH (field)
5.45
1.3
Vanadiuml
AB-25S
AB-25SL
AB-25BR
AB-25BRU
Analyte (Ng/L)
Analyte (Ng/L)
Analyte (Ng/L)
Analyte (Ng/L)
Antimony
9.9
Arsenic 857 M1
Chromium (VI)
4.7
Chromium (VI)j 0.83
Arsenic
72.1
Boron 1,400
pH (field)
11.8
pH (field)l 9.81
Boron
2,8001
Manganese 59
Vanadium
27.2
Vanadium 18.1
Cobalt
2.9
Vanadium 18
�.
Manganese
528
Thallium
0.71
Total Dissolved Solids
527,000
..'
Vanadium
47.4
#r
� w
U
Q s
U
*�''' tiN.
t p U 0 U U H y y w
yp s U hd t p u H y y W
p Fdv t p u H y y W
- - -�-! - e�' i
R e
+► --` U
�` p
� � 1 .. � r
. N , �, -
r { h` M p XH p y I4 yp SUM t p
r_
AB-10S AB-10D
Analyte (Ng/L) Analyte (Ng/L) p X H p y K yp S U H t p
Cobalt 1.6 Chromium (VI) 3 s y s y u H y X N p U Its u W H
`�sY,�/, Manganese 577 Iron 463 r t p
+� ^} }y� pH (field) 6.12 pH (field) 6.23
'` �.,,s Vanadium 0.37J Vanadium 5.3 p X Fri p y H p U H t p
I
V, . ., f
AB- AB-22S AB- t U Fd! U W H U H t p
Analyte (Ng/L) Analyte (Ng/L) Analyte (Ng/L) fir• k. t':7 J6 _
Chromium 15.9 Cobalt 8.6 Boron 1,500 - .'
Iron 340 Iron 650 Iron 890 i. N -
Ir
pH (field) 6.2 Manganese 425 Manganese 420
Vanadium 4.4 pH (field) 5.7 Vanadium 3.3
Vanadium 1.2 ,
X ZCX cXX Y = YTCXX
v
sp uHRiuu Q
VW u
A
u r u h-EXYc
ZLY

/
4
i
I
5
I r
!
Ya f ,•. r-.
f:L
tit,
¢ qr
j;
y
I il`l�l
r
s ✓ �
1' �' 7 ! r' JP l
5
'h 'n•c^r5R• i -`�a z .1 dx tr.+ V�.,li tv Q'
is .
Si;.J;�PJ;+w^1S
r`IILL Itly„r'17U1,
ALL
a
a -
a �
s1�2690 t r t �7.
r l 1 ✓ ,
owls 4. 1
F
'ice
� � r
1v la.
X-:f"I..
Z� � � IMF*},
p E
OW
e
e'S,�a'5:
r
`v.-
10.
� j
" r
j
FI
Per
Iyv
,, r
"-rl.
�see
u 4' r alr:
It,;n,�
f il;�j/RiSf�� 1
k
A
i rF�..
l .'. �r , ;'.ir{ .. �. aS '�+` rf * i .l � f � *..., , d` }P•f�*v '�; zt �';
may, '.-'tI',
ft -C.f • a - "'*
�z71.'rt w
4r %
.' y-
�. '..�. 1f.
�»SN r r, Jl4 •l '1.[r p ���'ajr�.�` -Ct
r ati :f �r
500 0
SCALE (FEET)
4W, SR�52'•`ry
� a
500 1,000
Tel
Copper
Lead 0.67 D \ r
Mercury 0.16 J+ T a R{`
a
�r
V. t,
r
6140'a �9` DPIn
ps uJNf Ma
•/r
j
j �.
x�
ATM)l
AAA E�11�mN
`Pr ,� # t -r �a •.� Win.. d`!: I` t,y t�pC !
s , I 4.• q X •fir ia�,f1'
!'iF: ,y��yy°,ais' f t d T 4,i •4 �' t r ri. •s t"' 4 k /
ro
`W,'
SURFACE WATER AND SEEP ANALYTICAL RESULTS
DUKE ENERGY CAROLINAS, LLC
ALLEN STEAM STATION ASH BASIN
GASTON COUNTY, NORTH CAROLINA
ANSW-015
Analyte (Ng/L)
Fraction
Manganese 1 160
T
Vanadium 0... J
T'
5W-3
Analyte (il
I Fraction
Aluminum
380
T
Chromium VI
0.089J-
T
Copper
4.13+1
D
Mercu
0.11 J+
I T
Vanadium
3_0
T
SW-1
Analyte (ig/L)
Fraction
Boron
1,800
T
Manganese
100
T -
Mercury
0.123+
7
Total Dissolved Solids
410,000
N
Vanadium
0.89J
T
PARAMETER
CAS RN
2
O
u
Class C
Source
Alkalinity, CO3
NA
Alkalinity, HCO3
NA
Alkalinity,lab
NA
Aluminum
7429-90-5
T
87
NCFW
Antimony
7440-36-0
T
640
NCHH
Arsenic
7440-38-2
T
10
NCHH
Arsenic
7440-38-2
D
150
NCFW
As(III)
7784-46-5
T
NA
As(V)
10103-60-3
T
NA
Barium
7440-39.3
T
200mgA
NCHH
Beryllium
744041-7
D
6.5
NCFW
Cadmium
7440-43-9
D
0.15
NCFW
Calcium
7440-70-2
T
NA
Chloride
16887-00-6
T
230 mgA
NCPW
Chromium
7440-47-3
T
11
EPA -AL
Chromium (III)
16065-83-1
D
24
NCFW
Chromium III)
16065-83-1
T
74
EPAMAL
Chromium (M)
18540-29-91
D
1 11
NCFW
Chromium (M)
18540-29-9
T
1 11
NCFW
Cobalt
7440-48-4
T
4
NCHH
Copper
7440-50-8
D
2.7
NCFW
Iron
7439-89-6
T
1000
ENA
Iron (II)
1345-25-1
T
NA
Iran (III)
1309-37-1
T
NA
Lead
7439-92-1
T
2.5
EPA -AL
Lead
7439-92-1
D
0.54
NCFW
Magnesium
7439-954
T
NA
Manganese
7439-96-5
T
100
EPAHH2
Manganese (II)
1344,43.0
T
NA
Manganese (IV)
1313-13-9
T
NA
Mercury
7439-97-6
T
0.012
NCFW
Methane
74-82-8
T
NA
Molybdenum
7439-98-7
T
2000
NCHH
Nickel
7440-02-0
T
52
EPA -AL
Nickel
7440-02-0
D
16
NCFW
Nitrogen, NO2 plus NO3
NO2-NO3
NA
pH
PH
6.0-9.0
NCFW
Potassium
7440-09-7
T
NA
Selenium
778249-2
T
5
NCFW
Selenium
(M
10102-18-8
T
NA
Selenium
(M)
13410-01-0
T
NA
Sodium
7440-23-5
T
NA
Strontium
7440-24-6
T
40 mg4
NCHH
Sulfate
14808-79-8
T
NA
Sulfide
18496-25-8
T
NA
Thallium
7440-28-0
T
0.47
NCHH
Total Dissolved Solids
TDS
NA
Total Organic Carbon
TOC
NA
Total Suspended Solids
TSS
ID
NA
Zinc
1 744cl
36
NCFW
Zinc
7440-66-6
120
EPA -AL
For Class C Watarsa The most stringent of NCFW. NCHH ff'AHHZ, and
ERA -AL is show n as comparison criteria for the evaluation and screening
of surface waters.
PARAMETER
CAS RN
2
O
U
Water
Supply
SOURCE
Alkalinity, CO3
100 mgA
NC WS
Alkalinity, HCO3
NA
Alkalinity, lab
100 mgA
Aluminum
7429-90-5
T
87
NC FW
Antimony
7440-36-0
T
5.6
NCWS
Arsenic
7440-38-2
T
10
NEWS
Arsenic
7440-38-2
D
150
NCFW
As(III)
778446-5
T
NA
AS(V)
10103-60-3
T
NA
Barium
7440-39-3
T
1 mgA
NCWS
Beryllium
744041-7
D
6.5
NCFW
Cadmium
744043-9
D
0.15
NCFW
Calcium
7440-70-2
T
NA
Chloride
16887-00-6
T
230 mgA
NCFW
Chromium
744047.3
T
11
EPA -AL
Chromium (III)
16065-83-1
D
24
NCFW
Chromium (III)
16065-83-1
T
74
EPA -AL
Chromium (M)
18540-29-9
D
11
NCFW
Chromium(\A)
18540.29-9
T
it
NCFW
Cobalt
744048-4
T
3
NCWS
Copper
7440-50-8
D
2.7
NCFW
Iron
7439 89-6
T
1000
EPAAL
Iron (II)
1345 25-1
T
NA
Iron (III)
1309-37.1
T
NA
Lead
7439 92-1
T
2.5
EPA -AL
Lead
7439-92-1
D
0.54
NCFW
Magnesium
7439-95-4
T
NA
Manganese
7439-96-5
T
50
EPAHHI
Manganese (II)
1344-43.0
T
NA
Manganese (IV)
1313 13-9
T
NA
Mercury
7439 97-6
T
0.012
NCFW
Methane
74-82-8
NA
Molybdenum
7439-98-7
T
160
NCWS
Nickel
7440-02.0
T
25
NCWS
Nickel
7440-02-0
D
16
NCFW
Nitrate
14797-55-8
10 mg4
NCWS
Nitrogen, NO2 plus NO3
NO2-NO3
NA
PH
PH
6.0-9.0
NCFW
Potassium
7440-09.7
T
NA
Selenium
778249-2
T
5
NCFW
Selenium (IV)
10102-18-8
T
NA
Selenium (M)
13410-01-0
T
NA
Sodium
7440-23-5
T
NA
Strontium
7440-24-6
T
14 mg4
NCWS
Sulfate
14808-79-8
T
250 mgA
NCWS
Sulfide
18496-25-8
T
NA
Thallium
7440-28-0
T
0.24
NCWS
Total Dissolved Solids
TDS
250 mg4
EPAHH1
Total Organic Carbon
TOC
NA
Total Suspended Solids
TSS
NA
Zinc
7440-66-6
D
36
NCFW
Zinc
7440-66-5
T
120
EPA -AL
For Class B (Water Supply) Waters; The nest stringent of NCFW,
NC1H, NCWS, BPAHl and EPA -AL Is shown as comparison criteria for
the evaloation and screening of surface waters.
General Notes
NA - Not applicable
All units in ul unless otherwise noted.
Fraction Code Explanations:
T - Total Recoverable Fraction
D- Dissolved Fraction (filtered samples)
Source Key Explanations,
NCFW - Freshwater Aquatic Life (Chronic value if awilable) Criteria from
the North Carolina 15A NCAC 02B Surface Water Standards and
Protective Values 8 EPA National Recommended Water Quality Criteria
Tnennial Ream Combined Table
NCHH - Human Health Criteria from the North Carolina 15A NCAC 02B
Surface Water Standards and Protective Values 8 EPA National
Recommended Water Quality Criteria Triennial Revew Combined Table
NCWS - Water Supply Cntena from the North Cardin 15A NCAC 02B
Surface Water Standards and Protective Values 8 EPA National
Recommended Water Quality Criteria Triennial Ream Combined Table
EPAHHi - United States EnNronmental Protection Agency National
Recommended Water Quality Criteria - Human Health Table - Organism
e Water Creeds
EPAHH2 -United Sister; Endronmerdal Protection Agency National
Recommended Water Quality Gritena - Human Health Table - Organism
Only Criteria
EPA -AL - United States EnNronmental Protection Agency National
Recommended Water Quality Criteria - Aquatic Life Criteria Table -
Freshwater CCC Chronic Criteria
NOTES:
BOLD INDICATES AND EXCEEDANCE ABOVE THE 02B EPA STANDARD
FOR CLASS C WATERS
ITALIC INDICATES AN EXCEEDANCE ABOVE THE NC 2L STANDARD
FOR CLASS B (WATER SUPPLY) WATERS
BOLD AND ITALIC INDICATES AN EXCEEDANCE ABOVE BOTH STANDARDS
U = NOT DETECTED ABOVE THE LABORATORY REPORTING LIMIT
J = ESTIMATED CONCENTRATION
<3.0 = LESS THAN THE LABORATORY REPORTING LIMIT
J+= ESTIMATED CONCENTRATION BIASED HIGH
J- = ESTIMATED CONCENTRATION BIASED LOW
SURFACE WATER FRACTIONS:
T = TOTAL FRACTION
D = DISSOLVED FRACTION
N = N/A OR NOT CLASSIFIED
mg/L: MILLIGRAMS PER LITER
Ng/L: MICROGRAMS PER LITER
LEGEND:
O SEEP SAMPLE LOCATION
® SURFACE WATER SAMPLE LOCATION
--- DUKE ENERGY PROPERTY BOUNDARY
ASH BASIN WASTE BOUNDARY
ASH BASIN COMPLIANCE BOUNDARY
ASH BASIN COMPLIANCE BOUNDARY
COINCIDENT WITH DUKE ENERGY
PROPERTY BOUNDARY
STREAM
NOVEMBER 2015
FIGURE
2-2

.
. ,.
.: , _.,M1
I -r'4... 1., , i 41kA-T" r F:0, '- ,:
r t
,jSample Depth (ft) 1-2.5 13.5-15 18.5-20 62-64 78.5-80 83-85 ,:,.7 r :.",, %� 2-, .*V-,.4'.
t, o a
► x AB 34D f.
It Soil soil soil Soil Soil soil • A -'`
-11
AL
' ` + -__ GWA-7D GWA-6D
Analyte (mg/kg) 5 „ Sample Depth (ft) 38.5-40 48.5-50 88.5-90 * Sample Depth (ft) 14-14 34-34 44-44 ),;_ - -
SB-3 Sample Depth (ft) 22-23.5 32-33.5 107-123 Sample 0D­,
(ft) 28.5-30 33.5-35 88.5-10-"1 .5.5 . ,. 11
I eIIrk.,IP .III. *v...fI 0C. .r,.. 1I4­ .1I
.0 r I#1,1...0.r * Ij .. .,-114.-.-,J'N %I ,I fI ,.or0''Ik-rW..-le 4A,II,-1II 5II,01- II_1­ . ..%11I1_I &"_IPIi.,"'-.LI -" I. 4, _' - - .1, 1-I ,,k'I. - .L- ..II-.-..Ir1'- I '_1-1.­_�. _I . :�I�1 .1f ­1..,.,I _I,-� 1-00W.-_'.. :I _*­I.I
, .),,.,�1-,�__,"_;1*1. .�.-1' " L1..I,I"e9:;II1- _1 _:.,-- "r _* 1 .--I-.-";.1- - ,..3I 1 If�,- 1-1I;T,I1 - 4-I,.-k-_Ii1. ,. 4_I.. I 1��V-I V_..­7.-_I ,.,., I-. IW:,-.,I-;vL1I -.,"I.1- 01-&.#. - �1-,I..,. I : *-.,_-1.r,...,!.-I),1;,--I­..".-" 1#_-. L-r.-.1­--I1.'-� I.-.,09.LI-�'1 . .�L .1I I1I _I-.,N,-.'-41,"­. ..I --1I .I.,_, -1L-I ­ ;I;II,..._, .I4 -.�I -"I 1. _ ., ,
I - .A. 1.,'.-..^I -�1 ,,I, ,r.­ I- - A1Wf". ,-. - ':-.� T,4- _.I .I .,..- _1,f. -I ..).-,,.- � ,k-T i :.1. .. * ... I�,",, ,.I" -__ -,,- "I.;I_'A r _III 1.­ --I.-.�.;*,',I- i­... 01. I" .- - I --"
I. .'.. I.,i!1I4,',. ' p_.II .-1O!: r. _. " %,i!­I --.t^ I'� _t I-.P0_I, - I.* 0- -,,_"4'I. ',. I I,I _V1," .'..I4, e ,T._ ,.....�,I�' - . ,, ,Z, -. ;"_'-V-", I-
k1II,"(. (,I4--.7_7,, -II ., .q. I 1. , � I4-,�? k�IM40I - ,1 � 6 I* .
A,r'I,,,.,," " �"­�-i- - :-, 1- ,� b- :- -A_0. --�,91 -,I'I 1"�t'.-w1,--,. . V, ,. r II. -. l0 v ,". �0.tI_F--I* ;f -i�i, -,_: -.- �' f_*-I _�. __�;F, ,A.. '1"10, , i M,-7j1SW9. �fj 11 �1-I,I 4 *�V-i;ef Tf-"9 - 1.-.14f-, �r �,1_,`,I -(I . ,. - r1Ii*�- Ir-�, 4,.I I' _- 11�-11
!I I ;;7,. ''1t, 4,,_I ­-i k�I'-1 ' �_T-i-k ..
Chromium 30.9 DNE* 7.6 DNE* DNE* DNE* Soil Soil Soil ' ♦ Soil Soil Soil,
"�t I,,,-
"I;., 1�,I
�.1....,I .Mk"I.
_1.��.II14
L - . ­- ­M,0.-
-LI
1.
.,1.$
\.
\II 11, I 1\
!IV.,",I
11 ­\.
-.I rj
11
1tI,.'.,.V
1111
es
I.
II
Sample Depth (ft) 53.5-55 Soil Soil Soil Soil Soil Soil
Cobalt 19.8 28.5 3.9 8.8 8.2 6.7 ;. k t Soil Analyte (mg/kg) AB-39D Anal to k Ana to k A:? ♦ Analyte (mg/kg) * *.:
Iron 24,900 13,600 6,400 17,800 17,200 12,300 V '"° 47.3 48.8 28.7 y ( / g) ry ( / g)
Chromium Sample Depth (ft) 53.5-55 Arsenic 39.8 DNE DNE ,
, s ., Analyte (mg/kg) Cobalt 17.4 12.1 7 Cobalt 21.7 39.5 8.4 .' . " "` °~ ' '
712 962 172 524 397 376 J , Cobalt 32.6 39.8 14.7 Soil " Chromium 14.9 DNE* 13.6
­'
Manganese �, Cobalt 2.7 ] 13 500 15 500 13 400 Iron 18,600 30,700 17 500 ,�•� n
> �' Iron r r r ,� +`
2.3 J DNE* DNE* DNE* DNE* DNE* .' ♦' `,• ' Iron 44300 J+ 43000 J+ 19300 J+ Analyte (mg/kg) _ \ ♦ -Ic
Selenium _ '
`+ r, ,� „� Iron 15,700 g 1 020 1 280 450 Manganese 1,350 1,990 370 ♦ Cobalt 5 090 li 100 13,100`
Man anese r r g
Vanadium { ~; Manganese 375 33 40 35.6 DNE 3.2 ] DNE
9 54 34.5 ] {' �' r +. Manganese 1,190 1,280 350 Cobalt 17
48.5 40.9 15.3 45. Iron
»` g Vanadium Selenium
' > , _ _ , � � t c. , . r - .: i 90 89.9 50.6 Iron 27,800 r! . Manganese DNE 1,150 888 _.,,'
* * ` .-
�'+
.. 56.4 95.3 53.7 -
�� * ! Vanadium
r • ,�, 1 . j$ :� - M1 �, ; _ ',,4 632 } 3.7 DNE* DNE*
r"'..,s ,'o ,, ,. a , t � „ - 4" �r4.' Manganese ,.* Selenium
Selenium Vanadium
rn � _ �gb . _ �•, .,. *p g.. ay .1 � .. .Jj 38.4 r - . AB-33D
Vanadium
. ,� :fir`' 72.8 - 39.9 37.2 42.7
••.
A
I ' �► ' r - it �- - -4 � Sam le De th ft 23.5-25 28.5-30
Vanadium Vanadium
�, I
P P ( )
_� v
..«-"`�' w ,..� ,?, .. ram.,
} »
e
..
m9/ k
_. -
�� .. %, - ",�i orr AB-38D - Chromium ., ,,,,. f� C.. ,,
s 7.6 7. ] -` V--L : - 4,•'. .-... - - -4 Cobalt
- .^ us` ,,� ,.� �X Sample Depth (ft) 19 20.5 24 25.5
_ . „ . Z. ,
., *; r h s, r '• SB-5
}
,t.v 05 .- .. �`: Soil Soil Iron 5,3 2,4 ��,
A•, ".,r.. r . _ . r'.' '.y
3 00 3 00
Sample Depth (ft) 43.5 45 53.5 55
; . � .. , : M � Ana to /k - _. _ - - � nga 436 398 ',
y T. IY (m9 g) p '" Ma nese
y, y
�.' .. '£ •_ r, ' .`r= `_ L f` soil Soil 1N
I
» }. hromium 7.4 5.3 Vanadium
C
r t, .I :. . I, I Cobalt DNE 13.9 _ nalyte k A
,. � � .1
x,_k fi
I - -:_, '' . - ,,-, , � Iron 2,7 8.3 1, i t _ ,
1 00 1 00 s •7,. 47.6 DNE
Boron
Y v - „ ',` . `� 200 925 '
Manganese 1 Chromium
BG-2S BG-2D Vanadium 36.7 41.4 / 1 g ; ;.: , _
Cobalt DNE* 34.4
p'- ,° AB-32S
0' . 41 1 _ . __ Iron 45,700 23,200 AB-30D - -
Sample Depth (ft) 48.5-50 58.5-60 66-68 Sample Depth (ft) 1-2.5 8.5-10 18-20 48.5-50 y, • 1 • . ' * r W # -, _ Sa le Depth ft 34-35.5 39-40.5 ,{ Sample Depth (ft) 1
_ . ns
� f / �w ,_ k . Manganese 121 1,300 mP P ( ) So 1 So 3
Soil Soil Soil Soil Soil Soil Soil •a i' .' 1 'tip �' �'� � Soil 5 3 Soil 5
;.,� 1 Soil Soil wx4 Ana to k
�.: .� Vanadium 101 78 3 l
Analyte (m9/k9) Analyte (m9/k9) 3. 41`. IY (mg/ 9)
:f,; i,,-,-,... "_ _ r.,_ ., - Analyte (mg/kg) `; r _ Chromium 17.2 14.5
.
it
Chromium DNE* 43.9 58.1 Chromium 6.7 DNE* DNE* DNE* 1 1 r '
�": �r ��,,, � >�;: . ,- � �,; Chromium 9.2 3.9
Cobalt 6.6 18.3 20.5 Cobalt 5.6) 9.7 19.4 10 I I! v;:� �:,,. r 1 �. _ .- , :� < ; zf r Cobalt 56.8 82.3
r -^ - !- . .
.� ► # �'�Nt Cobalt 107126
t.
Iron 18,200 25,800 31,4001Iron 51,300 23,100 32,400 16,300 r: ;;> :� : 0 0 34,30 26,80
�� r -x` :w o:a"": Iron 37,4 0 19,8 0 Iron 9520 8220
t3 „
{ Man anese 574 468 522 Man anese 627 587 1,340 426 +► . .� '' ` ° " "` , �" g
g g,■ n- f 4S �. -` P ; Manganese 527 784 Man anese
�. _
" � ,,,• ' . ;: ,n , ` : +r Vanadium 80.7 77.8
Vanadium 32.3 49.2 59.1 Vanadium 81.6 49 77.5 36.8 ,* F . ^ .�. w, a _,
SB-4 . . _ .zr '� 91.1 49.7
t a,
w :,` 1 Vanadium
c . r .,
" �,
f
♦ 7
_� Sample Depth (ft) 25-26.5 30-31.5 L ` ' ,. 1, BOO G3," CSC :. {..
1 s' a w r t, qy.q` 1 .�
' $OI I SOI
1
_ '
s:
1 - ;,� A-'
'+♦r
- Analyte (mg/kg) '• `�
�` y q.
+- . F - L ` Sample Depth (ft) 2 4 13.5 15 83.5 85
1 +'N 1 Boron 45.7 63.4
f �i�
y::"h I, r r.4 � � � '1°._ .,. 0`�t'Til !� soil soil Soil -
-, r ' 4 <a,;O, -. -� - I' r,. ,; �. Chromium 31.1 94.6 e
, R
_ n�nl
*.. _.� _ k _ - 3a 0 Anal to k
E'
;_.:,� _. - ( 9.5 10.6 DNE*
4 p ,. � -1 -� f r ,, ® Iron 46,600 61,700 Y
t Chromium
476 1710 1 Cobalt
} - rr- :€; ,�, � + t'r • . - Manganese i 4 16.2 4.71 5.21
�. ,.
°��. Selenium DNE* 4.7J
i i r,.. 1 Iron 24,200 25,800 14,000 '
r +� w l 1 Manganese 578 226 301 y
>
♦" - SB-2 ,V , .. Vanadium 70 97.8 g U U U
y.. Jry a.: _, -, 1 Selenium 2.53 DNE* DNE* U O U
EVSOT
AU
TNEDT
COR
NYCEGNTR
TUIO
IA
- _ Sample Depth (ft) 18.5-20 23.5-25 33.5-35 - " 4 , - ' 1
. - , ; �,:
ice: .-.
.�... �. Vanadium 70.8 54.9 33 9 ,<
r Soil Soil Soil r "
Aluminum 7429-90-5 NS
4 Analyte (mg/kg) . ,
AB 31D
`� •.
ry Boron DNE* DNE* 78.51 * '.�, 8 `' ". 'R`�^ Sample Depth (ft) 13.5-15 33.5-35 t Antimony 7440-36-0 0.9
GWA-4S GWA-4D
- Chromium DNE* DNE* 5.2 w AB-35D, . - - _ _
1I sw
`" 7440 39 3 580
Sa le De th ft 63.5-65 73.5-75 ample Depth (ft) 6 5 8 8 10 Sample Depth (ft) 58 65 SenIC
Soi Soi
Cobalt 30.1 7.2 24.6 ..� * ;, mP p ( ) r �:;1 Analyte (mg/kg) Barium - -
S .5
0r { :� <- Soil Soil Soil
Soil soil .< _. ,; -, "• N , , -, 12.7 13
Iron 39,800 5,060 73,4001 " f, '-� - Chromium
* s �N
`1 Ana to k Ana to k Ber lium 7440-41-7 63
Analyte (mg/kg) j .,�, .,. I' , ` `> .td d'� :f -• : I ; 1 Cobalt 8.7 14.6 - (mg/ g) (mg/ 9) yl
g 1 640 455 800 �:. .• 5 ,i " ►1 18.6 14.1 oron 7440 42 8 45
Man anese r F rr t „ Chromium Chromium 6.6 _ _
11.3 DNE*
IY IY
Vanadium Chromium r �t� �r • , a 600 15
{. .i'
87.3 13.2 191 r° 0ITf, i Iron 47, ,400 B
. �r� rj Cobalt 5.2 7.6
-4-Cobalt Cobalt 6 2] 9 3 Cobalt 91 Cadmium 7440 43 9 3
' , ,r �s1 ' , �, J If'. 1 Manganese 50 ]+ 97 )+ Iron 44,200 24,600 Iron 21,000
Iron 40000 ]+ 12600 ]+ y 3 2
_:
264 556 y `; +y ,BA- iU I � 1 Vanadium 67.8 42.5 156 622 Chromium16065-83-1 3.8
Manganeseu: A � J5 G Cobalt 7440-48-4 0.9
Manganese Manganese 531
we Vanadium 88.2 29.9 4 t `1.V r% ,� A - -
, w Vanadium 107 73 Vanadium 50.4
r e
��TU� Copper 74408 8 700
++
t.. .
,� t ' : At ,. I k �°. C ��� �1 Cr(VI) 18540-29-9 3.8
: E �.
'`.
., - ° 1
f s '. .,, �, AB-29D - -
A Iron 74396 6 150
i, ", F. } a G° iJin Sample Depth (ft) 55-56.5 60-66.5 f _:>
GWA-15D E 6 s. ; �- M m� Lead 7439-92-1 270
V�
„": .. - I V. ;.; - : k ., G �.� - 8j) H6� `�2 ,1 soil SOI I
P0
Sample Depth (ft) 1.9-2 9-11 19-21 29-31 66-68 . _ ,�, � , LL,; , - - Analyte (mg/kg) Manganese 7439-96-5 65
soil soil soil soil soil r ' i' V _ C , . � DNE* 11.3 *�, Mercur 7439-97-6 1
- - r ---W W, ' � 1 Arsenic 5 5 8 �' � - 1 Y
T_ ,
Analyte (mg/kg) , ,, g Chromium ° Mol denum 7439-98-7 NS
10.1 17 112 6.6 4.1 `w
Chromium _ - �;Lt x 1 Cobalt
:.' Nickel 7440-02-0 130
Cobalt 3.8 ) 6.3 23.4 14.2 7.5 f ;, - 4 '
, . (7( , . is ;ro a f _ � 1 AB-27D Iron 4,820 16,600
I �,_- u ;�. �.L• Nitrate 14797-55-8 NS
..
Iron 22,400 21,400 24,400 35,100 19,200 _ r Po _ 'r. 1 Sample Depth f, . " e', PI�VV ,,­:�o,, I -" I .,I.- �.-.Aw: _".
" ,.fI
.,I_ t,.4. ,-,..�I ,r...r-. -T- ,.,_I-.-,1f�
- _ o t � ` (ft) 8.5-10 18.5-ZO 23.5-25 Manganese 1,250 491 J+
Manganese 302 131 536 1,070 569 ✓!; -, P x g''` ; -r "-4- r '"�: f�oI Soil Soil Soil 19 41.4.�,"k.-.,..',fF ...
1.,* ir1.-t1 . -4- .�,,.A71ri11ft .,
,V'l1,_�'.,­4�'(_,"'- '1rI. --,.11i.
-. - -t-�,- 1.1I �1 , ., ,-- -.-
t�I 0I.m Vr,,­
57.4 112 42.3 90.5 38.7 4 a�-,p-_ 1 _�,,�++_- F' _' Vanadium
R
Selenium 778292 2.1
VanadiumI r - r - - ,1 Analyte ( /kg Silver 7440-22-4 3.4
,
+r (�
mg )
r. : 13.9 10.6 24.2 a
:fir ' hromium Strontium 7440 24 6 NS
r
,.� C
- Cobalt - -
5) 14.9 4.8 J
i `* � ;: s
ti AB-36D,✓. �F - '- ". - - - Iron 43,900 41,500 43500 ]- -
' � Thallium 7440 28 0 0.28
Sample Depth (ft) 18.5-20 28.5-30 3�� f' ` " :` - 280 658 203 ]+ Tin 7440-31-5 10,000
5� �.k. _ Manganese
- -
Soil Soil # �;. �, •`` + Vanadium
ana 74402 2 6
° _ _
e {.
y Analyte (mg/kg), �c, r ; �. -- Zinc 7440-66-6 1,200
•
_p
O 101 104 100 IU
I
Barium DNE* 660 ter: r ' f' I .. ' _` �r , ` 4- I- s6-6 * Hexavalent Chromium (Chromium Vl) criterion used as a
s � "� r" Sample De th ft 68.5-70 78.5-80 83.5-85 : " AB-25BRU
.,
4 Chromium � screening criteria for Chromium as no PSRG is available.
,.
Cobalt 14.1 20.2 / 5�" +r . �' 1 y"�r ,r. Soil Soil Soil a ample Depth (ft) 52.3-53.7 62.3-63.7 Y i, ,
r z r All units shown in /k
Iron 14,300 25,400
g � , r 0 , V ( Analyte (mg/kg) P. s Soil Soil . -' g"
Manganese 181 548 I` 533Aa�',. •�''" w 7 * Chromium 16.7 4.7 DNE* ;1* Analyte (mg/kg) �,
Vanadium 39.3 58.6 ;1r Y If���r �' �
.k f• ,
Cobalt 2 3 2 10 8 Barium 1,420 DNE* GWA 3BR
x _�, _ `: +1r� ,� ' F Iron 23700 ]+ 5720 ]+ 20200 J+ - - - 51 3.51 8.56
/. . _ ' ' r ,, >+�', �. ,• , :,, "` * * . o Chromium 11 7 DNE* Sample Depth (ft) 8. 0 1 5 5 0
�� Soil Soil Soil
''' ,r s,• ', , ' � ,f` ,,l.f: ' _ Manganese DNE DNE 407 )+ PRO Cobalt 931 10.9
SB-1 '"' °f' "" 58.2 22.2 61.5H°D Iron 24,300 15 900 Analyte (mg/kg)
' ;:r �• Vanadium
`. Sample Depth (ft) 43.5-45 48.5-50 �1 . t ,� „ Man anese 19,500 573
Chromium 5.7 DNE* DNE*
�� 'v � Z �i *" ' g 12.7 7.9 5.2 J
�_ ti# ,
F^ i
Soil Soil r�3�`� u' �'s Sp-27o4 Selenium ,r
ba t
v
PG3OG �I
5 251
00
�G311G�I Vanadiu 69.
00
a x T
Analyte (mg/kg) ' . �`..'�� 4►► rl� 'III' . � �-�'�' ;
t �.,. _` u r : " >- p�] oD 3 m a nleose 2 309 0 1468 0 14510
I,, - - Chromium 13.6 103 .. AB-28D i' ,; ,__ ` a �]oD
11
- Cobalt 4.1 19.1 .Mang
�' -, � ..;�, � �_ . _.. , .. -. Vanadium 642 453 30 5
<::.
Sample Depth (ft) 14-15.5 59.9-60.5 69-70.5 ~ ._ -
Iron 13400 ]+ 25200 J+ ~ .4- � _
Soil Soil Soil r r SB-9
168 ]+ 1310 J+ "
.• ' A;
Manganese - 4 . '. Sample Depth (ft) 53.5-60 63.5-65 . `,r` _ �,
Analyte (mg/kg) I,� �� a
- Vanadium 57.6 49.2 r 16 47.7 4.4 cj'.;' - soil Soil .' �,.'
"- - � ,•.'_ Chromium ,�
.
�` Cobalt 6] 10.1 9.7r �. ;,Y.� Analyte (mg/kg) > 2 ,4s, NOTES:
' ' 3.9 DNE*
-�' GwA-14D X 4t� • Iron 39,100 21,400 18,900 `""` ''' chromium J =ESTIMATED CONCENTRATION
:_ _ 27 .� P SR
Ii'i It";, , P,.. Sample Depth (ft) 0-2 10-12 18-20 28-30 83-85 Manganese 275 290 228 ` _ _
- - #' - J "M•.,; Sample Depth ft 0-0 Cobaoln 21,800 22000 '' J+ ESTIMATED CONCENTRATION BIASED HIGH
-LL
I- Soil Soil Soil Soil Soil , A, W Vanadium 85 28.6 38.3 �, s •" p p ( )
,> , . .
SD Manganese 855 554
_ :._ F*.
r �, .. - -
, ,Io Analyte (nag/kg) - • - - T - A
+ Chromium 18.6 4.9 7.6 DNE* 4.1 ;, SB-7-rr Y" Analyte (mg/kg) Vanadium 55.5 51.3
,y,:: * fi Cobalt 5.4 ] GOAL
. � -• - -- PSRG' PRELIMINARY SOIL REMEDIATION
;` °r Cobalt DNE 5.7) 20.7 25.7 7.4 Sample Depth (ft) 8.5-10 13.5-15 ;
� I • �' ' Iron 6,680 POG: PROTECTION OF GROUNDWATER
Iron 40,400 34,700 30,400 26,400 18,900 Soil Soil k,,„+�
Manganese 186 501 454 753 554 Analyte (mg/kg) •>, Manganese 293 S-6 C `ry = ft: FEET
Vanadium 101 89.8 85.5 66.4 43.1 Arsenic15.2 DNE - ' 4 vanadium 19.5 Sample Depth (ft) 0-0 DNE*: DOES NOT EXCEED
_.
Chromium 7.6 3.9 `_- - - = SD mg/kg: MILLIGRAM PER KILO
GRAM
_, - '' Cobalt G^�C�V_r ' a ,' '
. 6.5 12.6 ;. nalyte (mg/kg)
`� t 4, `It Iron 43,000 18,800 Chromium 5.8
GWA-9S T ,
_ fE,• r. 0♦ S-5 Cobalt 5.2 J -
Sample Depth (ft) 4-6 14-16 72-74 Manganese 407 784 --
Selenium •-,. ♦ Sample Depth (ft) 0-0 4
Soil Soil Soil -- 3.4 DNE* Iron ,520
Y (mg/ 9) +~ r Vanadium 43.8 47.6 _ - ♦ SD Manganese 162
" . Anal to k DNE DNE 10.2 Analyte (mg/kg)
Chromium * * 1Mr t Vanadium 11.1 {� ♦ Chromium 6.4y ,
Cobalt 12.7 14.2 21.8 - `- �~ - -
-. - _.
Iron 25,600 29,200 30,800 • -' ,' I Cobalt 5.43
atawba � i er "t�
_ Iron 6,420 (Lake wy ie)
Manganese 652 755 1,390
F
Y M/angadnese 112
Vanadium 63.3 71.7 69.8 - '
l r
,, J' ana ium 2
"', VL
:, 1
,
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�:
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r
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:,
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r' .x
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.,.. Analyte (mg/kg)
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- -
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r ,, ,. ample Depth (ft) 33.5 35 43.5 45 '
' " a _
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z., -..
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9)
e �" 36 DN Analyte k
r .. _ . ,.. _ Arsenic s' :� r �; 1 -�.
(mg/ 9)
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3 ,( �� �. Chromium 13.7 20.7 , r, �; r hromium 16.4 COINCIDENT WITH DUKE
> Soil soil soil soil Soil Soil - _
,.
" , � - �1'� Cobalt
76] 294
PROPERTY BOUNDARY
. I - - U
:5,- L Analyte (mg/kg) Vie. ­, r*,,,�;'.. ".. ,_ "" ri� w " � `� Iro 19,300 31,800 I oIroln 26 500
, 1 % .
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�. Manganese 340 293 436 1,060 805 J+ 537 - 4 Soil Soil Soil Soil - 1
Selenium * * * * * p Analyte (mg/kg) Analyte (mg/kg) a, '•
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tr 1 S 5 2 5 3 5
3.' f j, e: i Sample Depth (ft) 8.5-10 13.5-15 68.5-70
'" , i>�° ` Iron 22,500 19 500 bat 10 9 6 1 ample Depth (ft) - Soil soil Soil
Co I
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; ;_",r *Z�l Cobalt NE* 8.9 g
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r
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, ;:
ana ium
U U UU U li U d NOVEMBER 2015
500 0 500 1, 000 U U i U
U U U U FIGURE
SCALE (FEET)
2-3
GASTON COUNTY, NORTH CAROLINA

Active
Ash Basin
LEGEND
Approximate Pond/River Extent
® Regolith (Shallow and Deep Flow Layers)
❑ Regolith (Shallow and Deep Flow Layers)
QFractured Bedrock (Bedrock Flow Layer)
0 Source Areas
Approximate areas of arsenic, boron, sulfate
I and total dissolved solids (TDS) 2L Exceedances
Station Discharge Canal with Flow Direction
moommoo Groundwater Flow Direction
Cross Section Location 3-2.1 & 3-2.2
Note:
VISUAL AID ONLY - Depiction NOT to Scale
NC 2L Groundwater Standards
Arsenic - 10 ug/1 (micrograms per liter)
Boron - 700 ug/I
Sulfate - 250,000 ug/1
TDS - 500,00 ugll
Primary
Pond I —
Primary
Pond 2
Primary
Pond 3
Evaporation/Precipitation
Fractured Bedrock/
Bedrock Flow Layer
Han Dqk—"Vg M M 1 Card U— Numhar. F-0116
440 S- Chm h S6e t. SuIN WO. Cherie W NC 2L202-2079
Inactive
Ash Basin
Inactive
.Ash Basin
Structural
Ash Storage
Discharge
Canal
Retired Ash Basin
Ash Landfill
Allen Steam.
Station
w Soil Saprolite/
ShallowFlow Layer
Partially Weathered Rock/
Deep Flow Layer
SITE CONCEPTUAL MODEL -3D REPRESENTATION
DUKE ENERGY CAROLINAS, LLC
ALLEN STEAM STATION
GASTON COUNTY NORTH CAROLINA
DATE
November 2015
FIGURE
3-1

HDR Engineering, Inc. of the Carolinas
N.C.B.E.L.S. License Number: F-0116
440 S. Church Street, Suite 900
Charlotte, NC 28202-2075
704.338.6700
ISSUE DATE DESCRIPTION
PROJECT MANAGER S. QUARRY
DRAWN BY:
DESIGNED BY:
-
CHECKED BY:
-
APPROVED BY:
-
PROJECT NUMBER
000000000246418
NOT FOR
CONSTRUCTION
DUKE ENERGY CAROLINAS,LLC
f
' DUKE
ENERGY
GASTON COUNTY
ALLEN STEAM STATION
NORTH CAROLINA
SITE CONCEPTUAL MODEL CROSS SECTIONAL
0 1" 2-, FILENAME FIGURE 3-2.1.DWG
SCALE I AS NOTED
SHEET
FIGURE 3-2.1

1
2
Q
5
0
II
NOTES:
WEST
650
PRIMARY POND 2
AB-25BR 1
AB-25BRU
AB-25SL
AB-25S
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Lv
Z
J
2
U
Q
500
450
400
1 600
HDR Engineering, Inc. of the Carolinas
N.C.B.E.L.S. License Number: F-0116
440 S. Church Street, Suite 900
Charlotte, NC 28202-2075
704.338.6700
EVAPORATION/PRECIPITATION
b ► ®111111 b b 'b
® PRIMARY POND 3 bj b
AB-26S
AB-26D
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1800 2000 2200 2400 2600
DISTANCE (ft)
SECTION A
SCALE: HORIZ 1 "=100' -
VERT 1 "=20'
ISSUE DATE DESCRIPTION
PROJECT MANAGER S. QUARRY
DRAWN BY:
DESIGNED BY:
-
CHECKED BY:
-
APPROVED BY:
-
PROJECT NUMBER
000000000246418
2800
3000
NOT FOR
CONSTRUCTION
GWA-3S
,WA-3D
GWA-3BR
3200
Al
EAST
CATAWBA RIVE
EL 565.5'
650
550
500
450
400
3400
DUKE ENERGY CAROLINAS,LLC
DUKE
ENERGY
GASTON COUNTY
ALLEN STEAM STATION
NORTH CAROLINA
1. CONCEPTUAL DRAWING FOR DEMONSTRATION
PURPOSES ONLY.
2. BEDROCK FRACTURES DEPICTED ON SECTION
DO NOT REPRESENT ACTUAL FRACTURE
FREQUENCY OR ORIENTATION.
LEGEND:
C
WATER TABLE SURFACE (JUNE 2015)
FI LL
ASH
REGOLITH
PARTIALLY WEATHERED ROCK
BEDROCK (FRACTURED)
++++++}++++
+++++++ LEACHATE
}
GROUNDWATER FLOW PATH
SITE CONCEPTUAL MODEL CROSS SECTIONAL
0 1" Z, FILENAME I FIGURE 3-2.2.DWG
SCALE I AS NOTED
SHEET
FIGURE 3-2.2

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