NC0005363_Weatherspoon Figures_20160701

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FIGURE ES-1
!' .' '� "•` = 4 :� ` Fr IN FEET SITE CONCEPTUAL MODEL - PLAN VIEW
+ "• :: .�' '� '� :y - 148 RIVER STREET, SUITE 220
GREENVILLE, SOUTH CAROLINA 29601 W.H. WEATHERSPOON POWER PLANT
.. _ "1yi ■ y '�+'s' n'-. PHONE [phone]
i Terra LUMBERTON, NORTH CAROLINA
www.svnterracori).com erracor .com
DRAWN YOUNG DATE: 07/06/2016
PROJECT MAN AG ER:T. A LSKAY
CHECKED BY: T. VO T 1111

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> USGS TOPOGRAPHIC MAP OBTAINED FROM THE NRCS GEOSPATIAL DATA
GATEWAY AT http://datagateway.nres.usda.gov/ --
FIGURE 1-1
SITE LOCATION MAP
•GREENSBGRO W.H. WEATHERSPOON POWER PLANT
. RALErGH 491 POWER PLANT RD
•GREENVILLE
Terra WEATHERSPOON LUMBERTON, NORTH CAROLINA
' Now COUNTY
PLANT
ROBESOON SOUTH EAST LUMBERTON, NC QUADRANGLE
148 RIVER STREET, SUITE 220 waMINGTON
GREENVILLE, SOUTH CAROLINA [DRAWNBV:C. NEWELL DATE:6/i6/201s GRAPHIC SCALE
PHONE [phone] T MANAGERKATHY WEBB CONTOUR INTERVAL: 10 FEET 1000 0 1000 2000
PHONEwww.syn[erracorp.com : FIG 1-1 MAP DATE
IN FEET

Figure 1-2
LEGEND
.r
COMPLIANCE MONITORING WELL (SURVEYED)
WATER LEVEL ELEVATION IN FEET (msl.)
BW-1 BACKGROUND COMPLIANCE MONITORING WELL (SURVEYED)
138.24 WATER LEVEL ELEVATION IN FEET (msl.)
! ' r q Sri -•. ' / AW-2S CSA MONITORING WELL (SURVEYED)
f
.�' BW 117.89 WATER LEVEL ELEVATION IN FEET (msl.)
4., ,
' = 134.48 MW-44S MONITORING WELL (SURVEYED)
137.42 (msl.)
WATER LEVEL ELEVATION IN FEET
p ---- WATER LEVEL CONTOUR IN FEET (msl.)
r E
FLOW DIRECTION (APPROXIMATE)
DUKE ENERGY PROGRESS PARCEL LINE
COMPLIANCE BOUNDARY
#, . uMge �'- wr�.i�,ri �j ''!_ ""�► h� . - ��j E WASTE BOUNDARY
`_ r 'tis } W , . E • 1 2 MILE OFFSET FROM COMPLIANCE BOUNDARY
, , BW-1
r s! „?M4`,0#° r' 138.24 MW_11.,
�' � � - • i f r ` � v�' .� � *ff �,; i_ �� � 132.87 :�� � � � � •� " 3 - 's�,'�,"''� i j��Fe "�' ¢
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' COOLING POND
FIGURE 1-3 _
GRAPHICSCALE
;w ?yF i••�, 250 0 250 500
NOTES: a,
IN FEET WATER LEVEL MAP - JANUARY 2016
WATER LEVELS COLLECTED BY SYNTERRA ON JANUARY 12, 2016. } '• 148 RIVER STREET, SUITE 220
Y k:, GREENVILLE, SOUTH CAROLINA 29601 SURFICIAL GROUNDWATER
APRIL 17, 2014 AERIAL PHOTOGRAPH OBTAINED FROM WSP GROUP IN CARY NORTH CAROLINA PHONE [phone]
t www.synterracorp.com W.H. WEATHERSPOON POWER PLANT
ALL SURVEY INFORMATION, PROPERTY LINE AND LANDFILL LIMITS AND BOUNDARIES ARE ¢ri'
FROM ARCGIS FILES PROVIDED BY DUKE ENERGY PROGRESS. `) ', 11
Terra PRAwCev J. cHAS: TE DATE: os l0 2ols LUMBERTON NORTH CAROLINA
i/ + r oynPROJECT MANAGER TED VOLSKAY i
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE COORDINATE AAA ' -r , ` COOLING POND LAYOUT: FIG (WL MAP - suRFICIAL)
SYSTEM RIPS 3200 NAD 83). i ovio1/2016 4:31 PM P:\Duke Energy Progress. 1026\109. Weatherspoon Ash Basin GW Assessment Plan\19.EG_CSASUP\DWG\DE WEATHERSPOON CSAUP WL MAPS.dwg

- / }: +r X. �'a .• LEGEND
*�d -s. .X ` , l \ FA-31 CSA MONITORING WELL (SURVEYED)
109.18 WATER LEVEL ELEVATION IN FEET (msl.)
o
i wHir
7� MW-441 MONITORING WELL (SURVEYED)
rti� •7" M�- i 132.70 WATER LEVEL ELEVATION IN FEET (msl.)
WATER LEVEL CONTOUR IN FEET (msl.)
max, IM :r.^ 4 1 �•kA v .'i1
r / h �lf•R � r 1 l
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• i'�P r ,. �x f A.' ry�•}�� �; F }` R �`,kCOMPLIANCE BOUNDARY
WASTE BOUNDARY
1/2 MILE OFFSET FROM COMPLIANCE BOUNDARY
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GRAPHICSCALE
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FIGURE 1-4
NOTES: '� �;�:
FEET N
WATER LEVEL MAP -JANUARY 2016
148 RIVER STREET, SUITE 220
GREENVILLE, SOUTH CAROLINA 29601
WATER LEVELS COLLECTED BY SYNTERRA ON JANUARY 12, 2016. r
-
LOWER YORKTOWN FORMATION
APRIL 17, 2014 AERIAL PHOTOGRAPH OBTAINED FROM WSP GROUP IN CARY NORTH CAROLINA s
PHONE [phone]
www.synterracorp.com
W.H. WEATHERSPOON POWER PLANT
ALL SURVEY INFORMATION, PROPERTY LINE AND LANDFILL LIMITS AND BOUNDARIES ARE +0 4'i�,+� #
FROM ARCGIS FILES PROVIDED BY DUKE ENERGY PROGRESS. `" '- Te��
DRAWING HAS BEEN WITH A PROJECTION OF NORTH STATE PLANE COORDINATE # Wn
LUMBERTON, NORTH CAROLINA
DRAWN BY: 1.CHASTAIN DATE: 06/10 201s
PROJECT MANAGER: TED VOLSKAY
SET CAROLINA , COOLING POND
fi4
AYOUT: FIG (WL MAP - (LOW ER YORKTOWN)
07/01/2016 4:30 PM P:\Duke Energy Progress. 1026\109. Weatherspoon
Ash Basin GW Assessment Plan\19.EG_CSASUP\DWG\DE WEATHERSPOON CSAUP WL MAPS.dwg
SYSTEM RIPS 3200 (NAD 83). (I

- LEGEND
l \ FAT-2 CSA MONITORING WELL (SURVEYED)
107.36 WATER LEVEL ELEVATION IN FEET (msl.)
MW-44D MONITORING WELL (SURVEYED)
'r� •s'}' n 107.63 WATER LEVEL ELEVATION IN FEET (msl.)
ra ��. `�' � • � � WATER LEVEL CONTOUR IN FEET (msl.)
/' • u r s' .. 7r �LOW DIRECTION (APPROXIMATE)
'� o•S _ �•- rii,r •`r r x r' �'� + ?1' �' DUKE ENERGY PROGRESS PARCEL LINE
�' �+.� ,�
si '` . f '1' . �►�► i ' r•=v, ,. COMPLIANCE BOUNDARY
O `o•r. WASTE BOUNDARY
1/2 MILE OFFSET FROM COMPLIANCE BOUNDARY
r0i All,
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�, �m �"�%�,� ±• MW-44D _ S � 107.63
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BW 3D f `f .t w t r l• . r K � ` rr+r `z A-
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MW 53D�r r��.0 f
ee oo_ 108.23 <i- s • *,'`tSy; .. �, y
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25o GRoAPHICSC2 of 500
,. FIGURE 1-5
NOTES: IN FEET WATER LEVEL MAP - JANUARY 2016
WATER LEVELS COLLECTED BY SYNTERRA ON JANUARY 12, 2016. *"'i� "'{ r 148 RIVER STREET, SUITE 220
- GREENVILLE, SOUTH CAROLINA 29601 PEE DEE FORMATION
APRIL 17, 2014 AERIAL PHOTOGRAPH OBTAINED FROM WSP GROUP IN CARY NORTH CAROLINA s PHONE [phone]
ALL SURVEY INFORMATION, PROPERTY LINE AND LANDFILL LIMITS AND BOUNDARIES ARE +0 4'i�,+� # wwwsynterracorp.com W.H. WEATHERSPOON POWER PLANT
FROM ARCGIS FILES PROVIDED BY DUKE ENERGY PROGRESS. DRAWN BY: J.CHASTAIN DATE: 06/10/2016 LUMBERTON, NORTH CAROLINA
_ PROJECT MANAGER: TED VOLSKAY
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE COORDINATE # , COOLING POND ro AYOUT: FIG (WL MAP - (PEE DEE)
SYSTEM RIPS 3200 (NAD 83). fi4 (I 07/01/2016 4:29 PM P:\Duke Energy Progress. 1026\109. Weatherspoon Ash Basin GW Assessment Plan\19.EG_CSASUP\DWG\DE WEATHERSPOON CSAUP WL MAPS.dwg

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LEGEND
'
WATER SUPPLY WELL SAMPLED BY NCDEQ
WATER SUPPLY WELL NOT SAMPLED
^` . Y , a,., COOLING s ,�. GENERALIZED GROUNDWATER FLOW DIRECTION
e e
e s `♦ �} , °a ,, r P00 ND{. t : ASH BASIN
'r
�qff"'klry a p: - COMPLIANCE BOUNDARY
'
HALF -MILE OFFSET FROM COMPLIANCE BOUNDARY
ri.. Kea t X Fr}f, rr „S'iT
•.:�eekw
1 - e- ee � DUKE ENERGY PROGRESS WEATHERSPOON PLANT SITE
oSd . E BOUNDARY
d,
+
% 5. •,b 1 { y !: N
Analytical Parameter pH
Specific Dissolved Bicarbonate Chromium Total Total
Temperature Contluctance oxygen Turbidity Alkalinity Aluminum Antimony Arsenic Barium Beryllium Alkalinity Boron Cadmium Calcium Carbonate Alkalinity Chloride (HexavalenY) Chromium Cobalt Copper Iron Lead Magnesium Manganese Mercury Molybdenum Nickel Potassium Selenium Sodium Strontium Sulfate Thallium Dissolved Suspended Vanadium Zinc
Solids Solids
Reporting Units
SU
Deg C
umhos/cm
mg/I
NTU
mg/I
ug/I
ug/I
u9/I
u9/I
u9/I mg/I ug/I u9/I mg/I mg/I mg/I u9/1 u9/1
ug/I
ug/I
ug/I ug/I mg/I
u9/I
ug/I ug(I
ug/I mg/I
ug/I
mg/I
ug/I
mg/I
ug/I
mg/I
mg/I
ug/I
ug/I
13A NCAC 02L Standard
6.5-8.5
NE
NE
NE
NE
NE
NE
1*
10
700
4* NE 700 2 NE NE 250 0.07^ 10
1*
1000
300 15 NE
50
1 NE
100 NE
20
NE
NE
250
0.2*
500
NE
0.3*
1000
Sample ID
Sample
Collection
Date
Field Parameters
Analytical Results
W-2
03/18/2015
5.3
15
153
8.38
<1
1 1.99
209
<1
1 15
27
<1
1,99
7
<2
15.8
<1
23.8
<100
<5
<1
9
1 27
<3
2.94
1 15
1 <0.2
<5
<5
3
<5
4.2
61
2.99
<0.2
109
<2.5
<0.3
35
W-6
04/28/2015
7.7
19
237
8.61
11
87.6
<5
1 <2
1 <5
115.277871
<1
1 87.2
1 7
1 <2
1 44.5
1 <1
10.1
<100
<5
1 <5
1 <3
1124.438
1 <3
0,6264365
1 <5
1 <0.2
1 9.31213
<5
0.6212823
<5
3.97
263.2646
28.1
<0.2
161
184
0.5
16
rvotes:
500 250 GORAPHICS500 1,000
FIGURE 1-6
- Bold highlighted concentration indicates exceedance of the 15A NCAC D21- Standard, Appendix 2, April 1, 2013. SU = Standard Units
'- Interim Maximum All ... ble Concentrations (IMAC,) of the 15A NCAC 02L Standardr c , Appendix 1, April, 1, 2013. umhos/cm = micro mhos peentimeter
IN FEET
NCDEQ WATER SUPPLY SAMPLE
< = concentration not detected at or above the reporting
^ = NC DHHS Health Screening Level.
limit. NTU = Nephelometric Turbidity Unit
mg/L = milligrams per Ilter
148 RIVER STREET, SUITE 220
GREENVILLE, SOUTH CAROLINA 29601
LOCATIONS AND DATA
NE = Not established
Deg C=Degrees Celsius
ug/I = microgram per liter
PHONE [phone]
W.H. WEATHERSPOON POWER PLANT
2014 AERIAL ORTHOPHOTOGRAPHY OBTAINED
FROM USDA NRCS GEOSPATIAL DATA GATEWAY (https://gdg.sc.eg.vusda.gov/GDGOrder.aspx).
Terra
LUMBERTON, NORTH CAROLINA
DRAWN BY: A. ROBINSON DATE: 07/01/2016
PROJECT MANAGER: T. VOLSKAY
DRAWING HAS BEEN SET WITH A PRO]ECTION
OF NORTH CAROLINA STATE PLANE COORDINATE SYSTEM FIPS 3200 (NAD 83/2011).
1
CHECKED BY: T. VOLSKAY
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='86= DRAWN BY: I ROBERTS DATE: 07/01/2076
PROJECT MANAGER:
T. VOLSKAY
CHECKED BY: T. VOLSKAY
LEGEND
I
ND
FIGURE 1-7
ISOCONCENTRATION MAP
ARSENIC IN SURFICIAL GROUNDWATER
W.H. WEATHERSPOON POWER PLANT
LUMBERTON, NORTH CAROLINA
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IN FEET
148 RIVER STREET, SUITE 220
GREENVILLE, SOUTH CAROLINA 29601
PHONE [phone]
www.svnterracoro.com
DRAWN BY: J. ROBERTS DATE: 07/01/2016
PROJECT MANAGER: T. VOLSKAY
CHECKED BY: T. VOLSKAY
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LEGEND
— D
FIGURE 1-8
ISOCONCENTRATION MAP
BORON IN SURFICIAL GROUNDWATER
W.H. WEATHERSPOON POWER PLANT
LUMBERTON, NORTH CAROLINA

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IN FEET
148 RIVER STREET, SUITE 220
GREENVILLE, SOUTH CAROLINA 29601
PHONE [phone]
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DRAWN BY: J. ROBERTS DATE: 07/01/2016
PROJECT MANAGER: T. VOLSKAY
CHECKED BY: T. VOLSKAY
! �4'4A P'
LEGEND
_ D
FIGURE 1-9
ISOCONCENTRATION MAP
COBALT IN SURFICIAL GROUNDWATER
W.H. WEATHERSPOON POWER PLANT
LUMBERTON, NORTH CAROLINA

J `4
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F r s GRAPHIC SCALE FIGURE 1-10
bi/{'i�V•Y - f [ yR�,.b ',,r�, }Ya;.�. 360 180 0 360 720
IN FEET ISOCONCENTRATION MAP
..' .,.T; Y 148 RIVER STREET, SUITE 220 IRON IN SURFICIAL GROUNDWATER
GREENVILLE, �wsvnterracSOUTH Cro.comAROLINA 29601
PHONE[phone] W.H. WEATHERSPOON POWER PLANT
LUMBERTON NORTH CAROLINA
S r ■Terra DRAWNBY: J. ROBERTS DATE: 07/01/2016
• y1 _,-� b .C.7 _ [f�'yp �; .{�14 +` f.l ♦•At. s PROJECT MANAGER: T. VOLSKAY
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148 RIVER STREET, SUITE 220
GREENVILLE, SOUTH CAROLINA 29601
PHONE [phone]
WW ,86rrecoro.com
DRAWN BY: J. ROBERTS DATE: 07/01/2016
PROJECT MANAGER: T. VOLSKAY
CHECKED BY: T. VOLSKAY
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LEGEND
_ D
FIGURE 1-11
ISOCONCENTRATION MAP
MANGANESE IN SURFICIAL GROUNDWATER
W.H. WEATHERSPOON POWER PLANT
LUMBERTON, NORTH CAROLINA

ar' �� l • • � ~k�i y F 4
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r.
GRAPHIC SCALE
360 180 0 360
LEGEND
1 TOTAL STRONTIUM CONCENTRAION
ND NOT DETECTED ABOVE REPORTING LIMIT
--- STRONTIUM ISOCONCENTRAITION INFERRED
STRONTIUM ISOCONCENTRATION CONTOUR
WATER SUPPLY WELL SAMPLED BY NCDEQ IN
MARCH/APRIL 2015 (FIGURE 1-6)
MONITORING WELL SAMPLED IN JANUARY 2016
ASH BASIN BOUNDARY
ASH BASIN COMPLIANCE BOUNDARY
DUKE ENERGY PROGRESS WEATHERSPOON PLANT
— -' SITE BOUNDARY
NOTES:
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING
i� EVENT (JANUARY 2016).
NO NORTH CAROLINA 2L OR INTERIM MAXIIMUM ALLOWABLE
CONCENTRATION ESTABLISHED FOR STRONTIUM
THE REPORTING DETECTION LIMIT (RDL) OF STRONTIUM IS <5 mg/I
2014 AERIAL ORTHOPHOTOGRAPHY OBTAINED FROM USDA NRCS
GEOSPATIAL DATA GATEWAY
(https://gdg.sc.egov.usda.gov/GDGOrder.aspx).
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA
STATE PLANE COORDINATE SYSTEM FIPS 3200 (NAD83/2011).
720
148 RIVER STREET, SUITE 220
GREENVILLE, SOUTH CAROLINA 29601
PHONE [phone]
ww w. sv me rra c o rp. c o m
DRAWN BY: J. ROBERTS DATE: 07/01/2016
PROJECT MANAGER. T.VOLSKAY
CCHECKED ^BY: I VOLSKAYnoF�nn cic once nnTn�.nr.,.,.�„
FIGURE 1-12
ISOCONCENTRATION MAP
STRONTIUM IN SURFICIAL GROUNDWATER
W.H. WEATHERSPOON POWER PLANT
LUMBERTON, NORTH CAROLINA

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*71 �e Mws • � ,. r,1. y LEGEND
;, MW-5 �'< 1 TOTAL DISSOLVED SOLIDS (TDS) (mg/L)
�1'
�� ^ ry'c ■ `r' MW-3 arr�'o. ND NOT DETECTED ABOVE REPORTING LIMIT
",< 3,T,,` +�+, " 'R;"• ' - �,1i "_ ' --- TDS ISOCONCENTRATION CONTOUR INFERRED
J F�� ( '•_ .�:° � A , °` TDS ISOCONCENTRATION CONTOUR
,„ , y' r ". P:. r F kB.r Yt}. • �'I'E e " j 1• _ 4•r. .,,,r�wA'"t
�.ip_ WATER SUPPLY WELL SAMPLED BY NCDEQ IN
MARCH/APRIL 2015 (FIGURE 1-6)
'a MONITORING WELL SAMPLED IN JANUARY2016
,1ac? ASH BASIN BOUNDARY
ASH BASIN COMPLIANCE BOUNDARY
r - - DUKE ENERGY PROGRESS WEATHERSPOON PLANT
JP SITE BOUNDARY
NOTES:
) CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING
EVENT (JANUARY 2016).
01
THE NORTH CAROLINA 2L FOR TOTAL DISSOLVED SOLIDS IS 500 mg/L.
g ' r - R ^p. .r•i `' THE REPORTING DETECTION LIMIT (RDL) OF TDS IS <25 mg/L.
'I' ''±� A.y. 4 � ( 7 .f� k.r� - a y � t^ „li,... • s. y z .. _��, C �a � _ _
�•:,
2014 AERIAL ORTHOPHOTOGRAPHY OBTAINED FROM USDA NRCS
GEOSPATIAL DATA GATEWAY
r �
(https://gdg.sc.egov.usda.gov/GDGOrder.aspx).
y F
i 'r, DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA
STATE PLANE COORDINATE SYSTEM FIPS 3200 (NAD83/2011).
GRAPHIC SCALE
• _ f „ -, ` 360 180 0 360 720 FIGURE 1-13
a �, _•,': .:-�� n V ': +. ISOCONCENTRATION MAP
x r ;
�, • i "L a " S ' ±' ' - IN FEET
��, , �. �'� ,� .� �;` � N�• 148 RIVER STREET, SUITE 220 TOTAL DISSOLVED SOLIDS IN SURFICIAL
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.,►�,� -,iFt iy. r '' "� _ �r ?.� ,�a �+ { V" ' . GREENVILLE, SOUTH CAROLINA 29601
PHONE[phone] W.H. WEATHERSPOON POWER PLANT
DRAWN BY: J. ROBERTS DATE: 07/01/2016 LUMBERTON, NORTH CAROLINA
f M 10 _ « .,i1 d� �'. r'" 'a , ��,, E�➢ # ,�. k ,, e,� ''y' . ! Term PROJECT MANAGER: T. VOLSKAY
r
r[ '_ CHECKED BY: T. VOLSKAY
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T.
GRAPHIC SCALE
330 165 0 330 660
IN FEET
148 RIVER STREET, SUITE 220
GREENVILLE, SOUTH CAROLINA 29601
PHONE [phone]
synTerra
M J. ROBERTS.DATE 07/01/2016
PROJECT MANAGER: T. VOLSKAY
PROJECT MANAGER
CHECKED BY: T. VOLSKAY
FIGURE 1-19
ISOCONCENTRATION MAP
MANGANESE IN LOWER YORKTOWN
GROUNDWATER
W.H. WEATHERSPOON POWER PLANT
LUMBERTON, NORTH CAROLINA

y-41rr -
u
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�f=� . j�� r i R" k �t•r � � w � SIC, � BMW-551 � :..,�' � 5 �' � � � .« '
LEGEND
f MW- 1 TOTAL STRONTIUM CONCENTRATION
{ t� t y ', ''p ^ " �/ •'' 276 ND NOT DETECTED ABOVE REPORTING LIMIT
STRONTIUM ISOCONCENTRATION INFERRED
t ;' y ' �� STRONTIUM ISOCONCENTRATION CONTOUR
s � MONITORING WELL
ASH BASIN BOUNDARY
s+ y
_ �" �• 3w( f ?f ! *L, - d.� �y1±r � k. r.."` � — - — -'ASH
BASIN COMPLIANCE BOUNDARY
DUKE ENERGY PROGRESS WEATHERSPOON PLANT
` i r �1` ? i }!� . iw " -' SITE BOUNDARY
ti a ,.,, v � NOTES:
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING
EVENT (JANUARY 2016).
NO NORTH CAROLINA 2L OR INTERIM MAXIMUM ALLOWABLE
` • 1. , r - a[j! \ QQ r 'a- CONCENTRATION ESTABLISHED FOR STRONTIUM
`. ,` mar .4,. .. i L�.�.v' - w
� " �- �� * �` t'�''. � '� •� 2014 AERIAL ORTHOPHOTOGRAPHY OBTAINED FROM USDA NRCS
All �� ' „ GEOSPATIAL DATA GATEWAY
htt s:// d sc.egov.usda.gov/GDGOrder.aspx
r y ' i LNG • DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA
h� STATE PLANE COORDINATE SYSTEM FIPS 3200 (NAD83/2011).
cY
330 165 ORAPHICSC330E 660 FIGURE 1-20
ISOCONCENTRATION MAP
IN FEET
148 RIVER STREE
T, SUITE 220 STRONTIUM IN LOWER YORKTOWN
,►$,� Ff k'y' l: ]R' - `S'S"'h,� v_ GREENVILLE, SOUTH CAROLINA 29601
t: PHONE[phone] W.H. WEATHERSPOON POWER PLANT
? www. n rr or om
Terra DRAWN BY: J.ROBERTS DATE:07/01/2016 LUMBERTON, NORTH CAROLINA
TMr PROJECT MANAGER: T. VOLSKAY
CHECKED BY: T. VOLSKAY
4 LIV IL' P:\Duke Ener Pro ress.1026\00 GIB BASE DATA\Weathers oon\Ma Docs\CSA Su lement\Weathers oon - Lower Yorktown Isoconcentraion Ma l—d

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a
vctw.. rMW-551�'»�
? ,
MW-4.9�
�
f f f LEGEND
MW_2 MW N5 04? r 1 TOTAL DISSOLVED SOLIDS TDS m /L
t, i k, p a ° k ,,►•, ND NOT DETECTED ABOVE REPORTING LIMIT
TDS ISOCONCENTRATION CONTOUR INFERRED
td
TDS ISOCONCENTRATION CONTOUR
MONITORING WELL
/ _ � ��+ • �- � °� ice., �`� � � ASH BASIN BOUNDARY
ASH BASIN COMPLIANCE BOUNDARY
- - � DUKE ENERGY PROGRESS WEATHERSPOON PLANT
•fir ��,} ` k■ i r5'?$ "j* �; i "•�/twt r, a�".s f3 1-. �.�SITEBOUNDARY
41A 7 ?
,qf r y� .f ), nij _ y.".p{f�"�.h ..[f'� t f w•-r •a /rr"i,
IL
NOTES:
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING
EVENT (JANUARY 2016).
�O sit' .f " •y'i '" THE NORTH CAROLINA 2L FOR TOTAL DISSOLVED SOLIDS IS 500
p mg/L.
3�•'. */ THE REPORTING DETECTION LIMIT (RDL) OF TDS IS <25 mg/L.
2014 AERIAL ORTHOPHOTOGRAPHY OBTAINED FROM USDA NRCS
GEOSPATIAL DATA GATEWAY
(https://gdg.sc.egov.usda.gov/GDGOrder.aspx).
G P r DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA
STATE PLANE COORDINATE SYSTEM FIPS 3200 (NAD83/2011).
GRAPHIC SCALE
330 165 0 330 660
IN FEET
r 148 RIVER STREET, SUITE 220
GREENVILLE, SOUTH CAROLINA 29601
PHONE [phone]
Terra Hnvw n A or I V
DRAWN BY: J. IItRTS DATE:07/01/2016
PROJECT MANAGER: T. VOLSKAY
CHECKED BY: T. VOLSKAY
\ , PADuke Ener Pro ress.1026\00 GIS BASE DATA\Weath[
FIGURE 1-21
ISOCONCENTRATION MAP
TOTAL DISSOLVED SOLIDS IN LOWER
YORKTOWN GROUNDWATER
W.H. WEATHERSPOON POWER PLANT
LUMBERTON, NORTH CAROLINA
s\CSA Supplement\Weatherspoon - Lower Yorktown Isoconcentraion Mapl.mxd

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r 1
,
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@�S �* T .s; s'':� i'"•�' t' �,%', '.l
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ice.
jf
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T . �,i ' !°�., t /..'r `'-; 1. , •Y' 3.62 t V, - i� �'l..yd < �� . 4 }. P,'ry '� f . ` �•
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0.3r,r i 551'" - t
MWy4'9`��
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r4.'. #�T� _ �yo P'
�. r 7.c .•y ay T [ ��' .� �.,, a SJ �,} �a.>�7�" LEGEND
Y''r;
MW2:: MW 7 i ND ' '\
BW�31 Y 'Y .I y x+ r a, kl�rtSr ►1' ND
fi ,� a) -1 r,•ee :4 h ,
r
pf
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i. f r'4,;' 4 Y , G p
1
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T.
GRAPHIC SCALE
330 165 0 330 660
IN FEET
148 RIVER STREET, SUITE 220
GREENVILLE, SOUTH CAROLINA 29601
PHONE [phone]
Terra
DRAW J. ROBERTS.DATE 07/01/2016
PROJECT CT M MANAGER:GER: T. VOLSKAY
CHECKED BY: T. VOLSKAY
FIGURE 1-22
ISOCONCENTRATION MAP
VANADIUM IN LOWER YORKTOWN
GROUNDWATER
W.H. WEATHERSPOON POWER PLANT
LUMBERTON, NORTH CAROLINA

Cross Section A -A'
A A'
(NORTHWEST) (SOUTHEAST)
DUKE ENERGY W.H. WEATHERSPOON PLANT BOUNDARY
COMPLIANCE BOUNDARY
WASTE BOUNDARY
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELL TO PRIVATE
WELLS DW-1(W-1) AND DW-2(W-3)_
1
N
MAW-551, D
N-5A
RIZVTO191Xil044N
-�411.
GEOLOGIC DATA IS INFERRED FROM MONITORING WELL TO PRIVATE WELL DW-9
` .3
LEGEND
NOTES:
"
A• _
'r}�•
�, -
FILL
YORKTOWN - FOSSILS
SURFICIAL CONSTITUENT
WELL- SELECTED FOR CROSS-SECTION m INC 2L VALUE Ng/L
VERTICAL EXAGGERATION SET AT 5:1.
ASH
CLAY RICH FACIES
— - CROSS-SECTION
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT
( JANUARY 2016 )
c
LOWER YORKTOWN
.
---
COASTAL PLAIN - SAND
® SILSTONE
CONSTITUENT
GENERALIZED WATER LEVEL - SURFICIAL INC 2L VALUE ug/L
ARSENIC ISOCONCENTRATIONS DERIVED FROM FIGURES 1-7 AND 1-15.
-x �ilfl `•L
COASTAL PLAIN - SAND WITH FINES
PEE DEE - SAND
NS NOT SAMPLED
® WELL SCREEN WITH CONCENTRATION (N9/L)
THE NORTH CAROLINA 2L FOR ARSENIC IS 10 Ng/L.
3,
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
CONSTITUENT CONTOUR
SITE PROPERTY BOUNDARY
I
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA
STATE PLANE COORDINATE SYSTEM FIPS 3200 (NAD83/2011).
'k+
A
YORKTOWN -SAND WITH FINES
®
BLACK CREEK -SAND
—�
GENERALIZED
� GROUNDWATER
DW-1 RECEPTOR SURVEY WELL ID FLOW DIRECTION
FIGURE 1-23
-
(W-1) (NCDEQID) INFERRED
YORKTOWN - SAND WITH GRAVEL BLACK CREEK - SAND WITH FINES
®
CB-8 MONITORING WELL -�� GENERALIZED GROUNDWATER
CONCEPTUAL CROSS-SECTION A -A'
c
&
GROUNDWATER CONCENTRATION
FLOW DIRECTION
ARSENIC ISOCONCENTRATIONS
f a y
IN EXCESS OF NC 2L OR IMAC
525 262.5 0
525 1,050
�' DRAWNBY.B.YOUNO
W.H. WEATHERSPOON POWER PLANT
y
`, p
CHECKED BY: M. TAYLOR
synTerra
.
.now
N FEET
DATE DRAWN:? 5 2016

Cross Section B-B'
B B'
(WEST) (EAST)
JAW-1S, I, DI
LUMBER
RIVER
-mow
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELLS AW-1 S. I. D. TO MONITORING WELLS BW-3S. I. D.
RSPOONP
IMW-33S, I, DI
WASTE BOUNDARY
N
DW-11
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELL TO PRIVATE WELL DW-11(W-6)
`
LEGEND
FILL
YORKTOWN - FOSSILS
ij� WELL - SELECTED FOR CROSS-SECTION SURFICIAL CONSTITUENT
INC 2L VALUE
NOTES:
VERTICAL EXAGGERATION SET AT 5 1.
>�
ASH
CLAY RICH FACIES
ug/L
- - CROSS-SECTION
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT (JANUARY
2016 )
LOWER YORKTOWN
.
+
COASTAL PLAIN - SAND
® SILSTONE
CONSTITUENT
GENERALIZED WATER LEVEL - SURFICIAL EINC 2L VALUE ug/L
ARSENIC ISOCONCENTRATIONS DERIVED FROM FIGURES 1-7 AND 1-15.
COASTAL PLAIN -SAND WITH FINES
PEE DEE -SAND
® WELL SCREEN WITH CONCENTRATION (Ng/L) NS NOT SAMPLED
THE NORTH CAROLINA2L FOR ARSENIC IS 10 Ng/L.
'
`
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
r CONSTITUENT CONTOUR
SITE PROPERTY BOUNDARY
I
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE
COORDINATE SYSTEM RIPS 3200 (NAD83/2011).
-� GENERALIZED
®YORKTOWN -SAND WITH FINES
BLACK CREEK -SAND
GROUNDWATER
DW-1 RECEPTOR SURVEY WELL ID FLOW DIRECTION
FIGURE 1-24
r;X �� °}" ♦.�
.✓ ' �'"�"
(W-1) (NCDEQ ID)
® YORKTOWN - SAND WITH GRAVEL ® BLACK CREEK- SAND WITH FINES INFERRED
CB-8 MONITORING WELL pp.. GENERALIZED GROUNDWATER
CONCEPTUAL CROSS-SECTION B-B'
'
GROUNDWATER CONCENTRATION
IN EXCESS OF INC 2L OR IMAC
525 262.5 0
FLOW DIRECTION
525 1,050
L�
ARSENIC ISOCONCENTRATIONS
WEATHERSPOON POWER PLANT
FDRAWNBY.B.YDUNGW.H.
ynTerra KED BY. M. TAYLOR
DRAWN. 7/5/2016
N FEET

Cross Section C-C'
c 10 No I c,
(SOUTHWEST) (NORTHEAST)
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELLS AW-2S, 1, D
TO SOUTHWEST OF COOLING POND
LEGEND
FILL
YORKTOWN - FOSSILS
ASH
CLAY RICH FACIES
COASTAL PLAIN - SAND
® SILSTONE
®
COASTAL PLAIN - SAND WITH FINES
PEE DEE - SAND
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
®
YORKTOWN - SAND WITH FINES
BLACK CREEK - SAND
®
YORKTOWN - SAND WITH GRAVEL
® BLACK CREEK - SAND WITH FINES
GROUNDWATER CONCENTRATION
GEOLOGIC DATA IS
INFERRED FROM
MONITORING WELL TO
PRIVATE WELL DW-3(W-2)
SURFICIAL CONSTITUENT
WELL - SELECTED FOR CROSS-SECTION
NC 2L VALUE Ng/L
- -
CROSS-SECTION
LOWER YORKTOWN
CONSTITUENT
GENERALIZED WATER LEVEL - SURFICIAL
INC 2L VALUE ug/L
NS NOT SAMPLED
®
WELL SCREEN WITH CONCENTRATION (N9 /L
)
I-�
SITE PROPERTY BOUNDARY
CONSTITUENT CONTOUR
GENERALIZED
GROUNDWATER
DW-1
RECEPTOR SURVEY WELL ID
FLOW DIRECTION
(W-1)
(NCDEQID)
INFERRED
CB-8
MONITORING WELL
- GENERALIZED
GROUNDWATER
FLOW DIRECTION
tea- N EXCESS OF NC 2L OR IMAC 525 262.5 0 525 1,050
MEN
----
14' DRAWN BY: B. YOUNG
synTerra CHECKED BY: M. TAYLOR
DATE DRAWN: 7/5/2016
NOTES:
VERTICAL EXAGGERATION SET AT 5:1.
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT (JANUARY
2016).
ARSENIC ISOCONCENTRATIONS DERIVED FROM FIGURES 1-7 AND 1-15.
THE NORTH CAROLINA2L FOR ARSENIC IS 10 Ng/L.
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE
COORDINATE SYSTEM RIPS 3200 (NAD83/2011).
FIGURE 1-25
CONCEPTUAL CROSS-SECTION C-C'
ARSENIC ISOCONCENTRATIONS
W.H. WEATHERSPOON POWER PLANT

Cross Section A -A'
A A'
(NORTHWEST) (SOUTHEAST)
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELL TO PRIVATE
WELLS DW-1(W-1) AND DW-2(W-3)_
1
DUKE ENERGY W.H. WEATHERSPOON PLANT BOUNDARY
COMPLIANCE BOUNDARY
WASTE BOUNDARY
AAA
SA, I, D
MW-491,
-�411.
GEOLOGIC DATA IS INFERRED FROM MONITORING WELL TO PRIVATE WELL DW-9
LEGEND
- FILL YORKTOWN - FOSSILS ij� WELL- SELECTED FOR CROSS-SECTION
ASH CLAY RICH FACIES - - CROSS-SECTION
COASTAL PLAIN - SAND ® SILSTONE GENERALIZED WATER LEVEL - SURFICIAL
COASTAL PLAIN - SAND WITH FINES
PEE DEE - SAND
® WELL SCREEN
til
Y,�
•
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
I-� SITE PROPERTY BOUNDARY
A'
® YORKTOWN - SAND WITH FINES
BLACK CREEK - SAND
DW-1 RECEPTOR SURVEY WELL ID
`v.
® YORKTOWN - SAND WITH GRAVEL
® BLACK CREEK - SAND WITH FINES
(W-1) (NCDEQID)
Y
MONITORING WELL
GROUNDWATER CONCENTRATION
IN EXCESS OF NC 2L OR IMAC
525 262.5 0
525 1,050
now
NOTES:
mSURF ICIAL CONSTITUENT VERTICAL EXAGGERATION SET AT 5:1.
NC 2L VALUE Ng/L
LOWER YORKTOWN
CONSTITUENT
NC 2L VALUE ug/L
NS NOT SAMPLED
CONSTITUENT CONTOUR
GENERALIZED
==mmpm� GROUNDWATER
FLOW DIRECTION
INFERRED
- GENERALIZED
GROUNDWATER
FLOW DIRECTION
�' DRAWN BY: B. YOUNG
5) Terra CHECKED BY: M. TAYLOR
DATE DRAWN: 7/5/2016
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT
(JANUARY 2016).
BORON ISOCONCENTRATIONS DERIVED FROM FIGURES 1-8 AND 1-16.
THE NORTH CAROLINA 2L FOR BORON IS 700 Ng/L.
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA
STATE PLANE COORDINATE SYSTEM FIPS 3200 (NAD83/2011).
FIGURE 1-26
CONCEPTUAL CROSS-SECTION A -A'
BORON ISOCONCENTRATIONS
W.H. WEATHERSPOON POWER PLANT

Cross Section B-B'
B B'
(WEST) (EAST)
JAW-1S, I, DI
LUMBER
RIVER
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELLS AW-1 S. I. D. TO MONITORING WELLS BW-3S. I. D.
RSPOONP
IMW-33S, I, DI
WASTE BOUNDARY
0
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELL TO PRIVATE WELL DW-11(W-6)
' LEGEND
NOTES:
SURFICIAL CONSTITUENT VERTICAL EXAGGERATION SET AT 5 1.
FILL YORKTOWN - FOSSILS WELL- SELECTED FOR CROSS-SECTION
INC 2L VALUE Ng/L
>� CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT (JANUARY
Jr ASH CLAY RICH FACIES — CROSS-SECTION 2016 .
LOWER YORKTOWN )
CONSTITUENT
y a + COASTAL PLAIN - SAND ® SILSTONE GENERALIZED WATER LEVEL - SURFICIAL EINC 2L VALUE ug/L BORON ISOCONCENTRATIONS DERIVED FROM FIGURES 1-8 AND 1-16.
"�•"- ® COASTAL PLAIN -SAND WITH FINES PEE DEE -SAND ® WELL SCREEN WITH CONCENTRATION (Ng/L) NS NOT SAMPLED THE NORTH CAROLINA2L FOR BORON IS 700 Ng/L.
t ` r CONSTITUENT CONTOUR DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE
YORKTOWN - SAND PEE DEE - SAND WITH FINES I—� SITE PROPERTY BOUNDARY COORDINATE SYSTEM RIPS 3200 (NAD83/2011).
®
GENERALIZED
GROUNDWATER
L / - YORKTOWN -SAND WITH FINES BLACK CREEK -SAND
DW-1 RECEPTOR SURVEY WELL ID FLOW DIRECTION ��ff
(W-1) (NCDEQID) INFERRED FIGURE 1-L7
\ r '• ® YORKTOWN - SAND WITH GRAVEL ® BLACK CREEK - SAND WITH FINES
CB-8 MONITORING WELL -.� GENERALIZED CONCEPTUAL CROSS-SECTION B-B'
GROUNDWATER
e I` a• GROUNDWATER CONCENTRATION FLOW DIRECTION IN EXCESS OFORON ISOCONCENTRATIONS
I INCNC 2L OR IMAC 525 262.5 0 525 1,050
L� erra DRAWN BY. B.YOUNG W.H. WEATHERSPOON POWER PLANT
1 r a synTCHECKED BY. M. TAYLOR
"`_�' ` N FEET DATE DRAWN. 7/5/2016
PADuke Enerov Prooress.1026\00 GIS BASE DATA\WeathemDoon\Map Docs\CSA Supplement\CrossSection B\Floure 1-27 - Weatherspoon CROSS-SECTION B-B' Boron.mxd

Cross Section C-C'
c 10 No I c,
(SOUTHWEST) (NORTHEAST)
.F.
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELLS AW-2S, 1, D
TO SOUTHWEST OF COOLING POND
GEOLOGIC DATA IS
INFERRED FROM
MONITORING WELL TO
PRIVATE WELL DW-3(W-2)
'
4
LEGEND
C
FILL
YORKTOWN - FOSSILS
SURFICIAL CONSTITUENT
WELL - SELECTED FOR CROSS-SECTION m INC 2L VALUE Ng/L
ASH
CLAY RICH FACIES
— - CROSS-SECTION LOWER YORKTOWN
COASTAL PLAIN - SAND
® SILSTONE
CONSTITUENT
GENERALIZED WATER LEVEL - SURFICIAL INC 2L VALUE ug/L
t
® COASTAL PLAIN -SAND WITH FINES
PEE DEE -SAND
NS
® WELL SCREEN WITH CONCENTRATION (Ng/L) NOT SAMPLED
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES—�
SITE PROPERTY BOUNDARY CONSTITUENT CONTOUR
�+
GENERALIZED
YORKTOWN - SAND WITH FINES
BLACK CREEK - SAND
GROUNDWATER
DW-1 RECEPTOR SURVEY WELL ID ~ FLOW DIRECTION
rE
.✓ > .'^
,y ee
F„ �-
® YORKTOWN -SAND WITH GRAVEL
®BLACK CREEK -SAND WITH FINES
(W-1) (NCDEQID)
INFERRED
GENERALIZED
CB-8 MONITORING WELL - GROUNDWATER
'
GROUNDWATER CONCENTRATION
IN EXCESS OF NC 2L OR IMAC
525 262.5 0
FLOW DIRECTION
525 1,050
DRAWN BY. B. YOUNG
now
Syn CHECKED BY. M. TAYLOR
�er�
NN FFFTI
"7' DATE DRAWN. 7/5/2016
NOTES:
VERTICAL EXAGGERATION SET AT 5:1.
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT (JANUARY
2016).
BORON ISOCONCENTRATIONS DERIVED FROM FIGURES 1-8 AND 1-16.
THE NORTH CAROLINA2L FOR BORON IS 700 Ng/L.
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE
COORDINATE SYSTEM RIPS 3200 (NAD83/2011).
FIGURE 1-28
CONCEPTUAL CROSS-SECTION C-C'
BORON ISOCONCENTRATIONS
W.H. WEATHERSPOON POWER PLANT

Cross Section A -A'
A A'
(NORTHWEST) (SOUTHEAST)
DUKE ENERGY W.H. WEATHERSPOON PLANT BOUNDARY
COMPLIANCE BOUNDARY
A It !'aWwWi1i►A..&
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELL TO PRIVATE
WELLS DW-1(W-1) AND DW-2(W-3)_
1
WASTE BOUNDARY
SA, I, D
JMW-491, DI
-�411.
GEOLOGIC DATA IS INFERRED FROM MONITORING WELL TO PRIVATE WELL DW-9
A•
LEGEND
SURFICIALCONSTITUENT
CONS
m
NOTES:
VERTICAL EXAGGERATION SET AT 5:1.
_
-.
-FILL
YORKTOWN -FOSSILS
WELL- SELECTED FOR CROSS-SECTION IMAC VALUE g/L
ASH
CLAY RICH FACIES
— - CROSS-SECTION
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT
( JANUARY 2016 )
LOWER YORKTOWN
CONSTITUENT
.
---
COASTAL PLAIN - SAND
® SILSTONE
GENERALIZED WATER LEVEL - SURFICIAL IMAC VALUE ug/L
COBALT ISOCONCENTRATIONS DERIVED FROM FIGURES 1-9 AND 1-17.
COASTAL PLAIN -SAND WITH FINES
PEE DEE -SAND
NS
® WELL SCREEN WITH CONCENTRATION (Ng/L) NOT SAMPLED
THE INTERIM MAXIMUM ALLOWABLE CONCENTRATION (IMAC) FORCOBALT IS 1 Ng/L.
Y,:I
•
"%
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
CONSTITUENT CONTOUR
I-� SITE PROPERTY BOUNDARY
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA
GENERALIZED
STATE PLANE COORDINATE SYSTEM FIPS 3200 (NAD83/2011).
_A�
® YORKTOWN - SAND WITH FINES
BLACK CREEK - SAND
mmmmmmpm� GROUNDWATER
DW-1 RECEPTOR SURVEY WELL ID FLOW DIRECTION
(W-1) (NCDEQ ID)
YORKTOWN - SAND WITH GRAVEL
BLACK CREEK - SAND D WITH FINES
®
INFERRED
FIGURE 1-29
GENERALIZED
MONITORING WELL GROUNDWATER
CONCEPTUAL CROSS-SECTION A -A
GROUNDWATER CONCENTRATION
IN EXCESS OF NC 2L OR IMAC
525 262.5 0
FLOW DIRECTION
525 1,050 4'
COBALT ISOCONCENTRATIONS
,,
" 5now
DRAWNBY.B.YDUNG
CHECKED BY. M. TAYLOR
W.H. WEATHERSPOON POWER PLANT
"7' �erra DATE DRAWN. 7/5/2016
N FEET

Cross Section B-B'
B B'
(WEST) (EAST)
R
LUMBER
RIVER
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELLS AW-1 S. I. D. TO MONITORING WELLS BW-3S. I. D.
P
1-33S, I, D
CCR-104
WASTE BOUNDARY
0
DW-11
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELL TO PRIVATE WELL DW-11(W-6)
`
LEGEND
FILL
YORKTOWN - FOSSILS
ij� WELL- SELECTED FOR CROSS-SECTION SURFICIAL CONSTITUENT
IMAC VALUE
NOTES:
VERTICAL EXAGGERATION SET AT 5 1.
>�
Jr
ASH
CLAY RICH FACIES
Ng/L
- - CROSS-SECTION
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT (JANUARY
2016 )
LOWER YORKTOWN
.
COASTAL PLAIN - SAND
® SILSTONE
CONSTITUENT
GENERALIZED WATER LEVEL - SURFICIAL El IMAC VALUE ug/L
COBALT ISOCONCENTRATIONS DERIVED FROM FIGURES 1-9 AND 1-17.
"�•"-
COASTAL PLAIN -SAND WITH FINES
®
PEE DEE -SAND
�
NS NOT SAMPLED
WELL SCREEN WITH CONCENTRATION (Ng/L)
®
THE INTERIM MAXIMUM ALLOWABLE CONCENTRATION (IMAC) FOR COBALT IS 1 Ng/L.
YORKTOWN - SAND
PEE DEE - SAND WITH FINES
®
CONSTITUENT CONTOUR
I-� SITE PROPERTY BOUNDARY
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE
COORDINATE SYSTEM RIPS 3200 (NAD83/2011).
B
_ ',�' •"
GENERALIZED
YORKTOWN -SAND WITH FINES
BLACK CREEK -SAND
GROUNDWATER
DW-1 RECEPTOR SURVEY WELL ID FLOW DIRECTION
.✓ '� '^
r
'•
® YORKTOWN - SAND WITH GRAVEL
BLACK CREEK - SAND WITH FINES
®
(W-1) (NCDEQID) INFERRED
GENERALIZED
FIGURE 1-3U
MONITORING WELL -.pp..
GROUNDWATER
CONCEPTUAL CROSS-SECTION B-B'
GROUNDWATER CONCENTRATION
IN EXCESS OF NC 2L OR IMAC
525 262.5 0
FLOW DIRECTION
525 1,050
L�
COBALT ISOCONCENTRATIONS
_'``
DRAWNBY.B.YOUNG
W.H. WEATHERSPOON POWER PLANT
synTerra CHECKED BY. M. TAYLOR
DATE DRAWN. 7/5/2016
N FEET

Cross Section C-C'
c 10 No I c,
(SOUTHWEST) (NORTHEAST)
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELLS AW-2S, 1, D
TO SOUTHWEST OF COOLING POND
GEOLOGIC DATA IS
INFERRED FROM
MONITORING WELL TO
PRIVATE WELL DW-3(W-2)
`
•\
LEGEND
C.
FILL
YORKTOWN - FOSSILS
SURFICIAL CONSTITUENT
WELL- SELECTED FOR CROSS-SECTION m IMAC VALUE Ng/L
NOTES:
ECALEXAGGERATIONSETAT51.
R
iE
ASH
CLAY RICH FACIES
— �—
CROSS-SECTION
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT (JANUARY
2016 )
LOWER
.
COASTAL PLAIN - SAND
® SILSTONE
CONSTITUENT
GENERALIZED WATER LEVEL - SURFICIAL El IMAC VALUE ug/L
COBALT ISOCONCENTRATIONS DERIVED FROM FIGURES 1-9 AND 1-17.
® COASTAL PLAIN -SAND WITH FINES
PEE DEE -SAND
�
®
WELL SCREEN WITH CONCENTRATION (Ng/L) NS NOT SAMPLED
THE INTERIM MAXIMUM ALLOWABLE CONCENTRATION (IMAC) FOR COBALT IS 1 Ng/L.
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
r
I—�
CONSTITUENT CONTOUR
SITE PROPERTY BOUNDARY
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE
COORDINATE SYSTEM RIPS 3200 (NAD83/2011).
�+
GENERALIZED
,t-
YORKTOWN - SAND WITH FINES
BLACK CREEK SAND
DW-1
GROUNDWATER
RECEPTOR SURVEY WELL ID FLOW DIRECTION
YORKTOWN - SAND WITH GRAVEL
® BLACK CREEK - SAND WITH FINES
(W_1)
(NCDEOID) INFERRED
GENERALIZED
FIGURE 1-31
'
CB-8
CB-8
MONITORING WELL -��
CONCEPTUAL CROSS-SECTION C-C'
Y
GROUNDWATER CONCENTRATION
FLOW DIRECTION
COBALT ISOCONCENTRATIONS
are'
F
IN EXCESS OF INC 2L OR IMAC
525 262.5 0
525
1,050
47
W.H. WEATHERSPOON POWER PLANT
�MEN
r a
!IN FFFTI
1DRAWNBY.B,YOUNG
SynTCHECKED BY. M. TAYLOR
"7'er� DATE DRAWN. 7/5/2016

Cross Section A -A'
A A'
(NORTHWEST) (SOUTHEAST)
DUKE ENERGY W.H. WEATHERSPOON PLANT BOUNDARY
COMPLIANCE BOUNDARY
WASTE BOUNDARY
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELL TO PRIVATE
WELLS DW-1(W-1) AND DW-2(W-3)_
1
SA, I, D
JMW-491, DI
04=IA
-�411.
GEOLOGIC DATA IS INFERRED FROM MONITORING WELL TO PRIVATE WELL DW-9
LEGEND
NOTES:
A• _
-.
-FILL
YORKTOWN -FOSSILS
SURFICIAL CONSTITUENT
WELL- SELECTED FOR CROSS-SECTION m INC VALUE
VERTICAL EXAGGERATION SET AT 5:1.
ASH
CLAY RICH FACIES
- - CROSS-SECTION
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT
( JANUARY 2016 )
LOWER YORKTOWN
.
---
COASTAL PLAIN - SAND
® SILSTONE
CONSTITUENT
GENERALIZED WATER LEVEL - SURFICIAL INC 2L VALUE ug/L
IRON ISOCONCENTRATIONS DERIVED FROM FIGURES 1-10 AND 1-18.
COASTAL PLAIN -SAND WITH FINES
� PEE DEE -SAND
NS
® WELL SCREEN WITH CONCENTRATION (Ng/L) NOT SAMPLED
THE NORTH CAROLINA 2L FOR IRON IS 300 Ng/L.
Y,:I
•
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
CONSTITUENT CONTOUR
I-� SITE PROPERTY BOUNDARY
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA
STATE PLANE COORDINATE SYSTEM FIPS 3200 (NAD83/2011).
_A�
® YORKTOWN - SAND WITH FINES
BLACK CREEK - SAND
GENERALIZED
GROUNDWATER
DW-1 RECEPTOR SURVEY WELL ID FLOW DIRECTION
FIGURE 1-32
-
(W-1) (NCDEQID) INFERRED
YORKTOWN - SAND WITH GRAVEL BLACK CREEK - SAND D WITH FINES
®
GENERALIZED
CB-8 MONITORING WELL -�� GROUNDWATER
CONCEPTUAL CROSS-SECTION A -A'
°
GROUNDWATER CONCENTRATION
IN EXCESS OF NC 2L OR IMAC
525 262.5 0
FLOW DIRECTION
525 1,050
IRON ISOCONCENTRATIONS
�DRAWN BY.B.YDUNGW.H.
WEATHERSPOON POWER PLANT
_)erra CHECKED BY. 7/ TAYLOR
DATE DRAWN.? 5 2016
-
N FEET

Cross Section B-B'
B B'
(WEST) (EAST)
RSPOONP
BW-3S, I, D
LUMBER
RIVER ,
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELLS AW-1 S. I. D. TO MONITORING WELLS BW-3S. I. D.
WASTE BOUNDARY
MW-44S,
SA. I. D
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELL TO PRIVATE WELL DW-11(W-6)
`
LEGEND
FILL
YORKTOWN - FOSSILS
ij� WELL- SELECTED FOR CROSS-SECTION SURFICIAL CONSTITUENT
INC 2L VALUE
NOTES:
VERTICAL EXAGGERATION SET AT 5 1.
>�
Jr
ASH
CLAY RICH FACIES
Ng/L
— — CROSS-SECTION
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT (JANUARY
2016 )
iP-
LOWER YORKTOWN
.
may'
B y
COASTAL PLAIN - SAND
® SILSTONE
CONSTITUENT
GENERALIZED WATER LEVEL - SURFICIAL EINC 2L VALUE ug/L
IRON ISOCONCENTRATIONS DERIVED FROM FIGURES 1-10 AND 1-18
"w'
® COASTAL PLAIN -SAND WITH FINES
PEE DEE -SAND
® WELL SCREEN WITH CONCENTRATION (Ng/L) NS NOT SAMPLED
THE NORTH CAROLINA2L FOR IRON IS 300 Ng/L.
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
CONSTITUENT CONTOUR
SITE PROPERTY BOUNDARY
I
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE
COORDINATE SYSTEM RIPS 3200 (NAD83/2011).
B
_ ',�' •"
—�
- GENERALIZED
YORKTOWN -SAND WITH FINES
BLACK CREEK -SAND
GROUNDWATER
DW-1 RECEPTOR SURVEY WELL ID FLOW DIRECTION
.✓ '� '^
r
'•
® YORKTOWN - SAND WITH GRAVEL
® BLACK CREEK - SAND WITH FINES
(W-1) (NCDEQID) INFERRED
GENERALIZED
FIGURE 1-3J
MONITORING WELL -�pp..
GROUNDWATER
CONCEPTUAL CROSS-SECTION B-B'
a•
GROUNDWATER CONCENTRATION
IN EXCESS OF NC 2L OR IMAC
525 262.5 0
FLOW DIRECTION
525 1,050
L�
IRON ISOCONCENTRATIONS
DRAWNBY.B.YOUNG
W.H. WEATHERSPOON POWER PLANT
synTerra CHECKED BY. M. TAYLOR
DATE DRAWN. 7/5/2016
N FEET

Cross Section C-C'
c 10 No I c,
(SOUTHWEST) (NORTHEAST)
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELLS AW-2S, 1, D
TO SOUTHWEST OF COOLING POND
GEOLOGIC DATA IS
INFERRED FROM
MONITORING WELL TO
PRIVATE WELL DW-3(W-2)
`
•\
LEGEND
C.
FILL
YORKTOWN - FOSSILS
SURFICIAL CONSTITUENT
� WELL - SELECTED FOR CROSS-SECTION m INC 2L VALUE Ng/L
NOTES:
ECALEXAGGERATIONSETAT51.
R
ASH
CLAY RICH FACIES
- - CROSS-SECTION
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT (JANUARY
2016 )
LOWER YORKTOWN
.
COASTAL PLAIN - SAND
® SILSTONE
CONSTITUENT
GENERALIZED WATER LEVEL - SURFICIAL El INC 2L VALUE ug/L
IRON ISOCONCENTRATIONS DERIVED FROM FIGURES 1-10 AND 1-18.
® COASTAL PLAIN -SAND WITH FINES
PEE DEE -SAND
® WELL SCREEN WITH CONCENTRATION (Ng/L) NS NOT SAMPLED
THE NORTH CAROLINA2L FOR IRON IS 300 Ng/L.
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
CONSTITUENT CONTOUR
I-� SITE PROPERTY BOUNDARY
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE
COORDINATE SYSTEM RIPS 3200 (NAD83/2011).
�+
GENERALIZED
�
,t-
YORKTOWN - SAND WITH FINES
BLACK CREEK SAND
GROUNDWATER
DW-1 RECEPTOR SURVEY WELL ID FLOW DIRECTION
YORKTOWN - SAND WITH GRAVEL
® BLACK CREEK - SAND WITH FINES
(W-1) (NCDEQID)
INFERRED
GENERALIZED
FIGURE 1-34
CB-8 MONITORING WELL GROUNDWATER
CONCEPTUAL CROSS-SECTION C-C'
GROUNDWATER CONCENTRATION
IN EXCESS OF INCRON
2L OR IMAC
525 262.5 0
FLOW DIRECTION
525 1,050 `
ISOCONCENTRATIONSC
1DRAWNBY:B,YOUNG
W.H. WEATHERSPOON POWER PLANT
!IN FFFTI
synTerra CHECKED BY: M. TAYLOR
DATE DRAWN: 7/5/2016

Cross Section A -A'
A A'
(NORTHWEST) (SOUTHEAST)
DUKE ENERGY W.H. WEATHERSPOON PLANT BOUNDARY
COMPLIANCE BOUNDARY
WASTE BOUNDARY
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELL TO PRIVATE
WELLS DW-1(W-1) AND DW-2(W-3)_
1
SA, I, D
IMW-491, DI
JACOB CREEK
-�40�
GEOLOGIC DATA IS INFERRED FROM MONITORING WELL TO PRIVATE WELL DW-9
LEGEND
NOTES:
A• _
-.
-FILL
YORKTOWN -FOSSILS
SURFICIAL CONSTITUENT
WELL- SELECTED FOR CROSS-SECTION m NC VALUE
VERTICAL EXAGGERATION SET AT 5:1.
ASH
CLAY RICH FACIES
— - CROSS-SECTION
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT
( JANUARY 2016 )
LOWER YORKTOWN
.
---
COASTAL PLAIN - SAND
® SILSTONE
CONSTITUENT
GENERALIZED WATER LEVEL - SURFICIAL NC 2L VALUE ug/L
MANGANESE ISOCONCENTRATIONS DERIVED FROM FIGURES 1-11 AND
COASTAL PLAIN - SAND WITH FINES
PEE DEE - SAND
® WELL SCREEN WITH CONCENTRATION (Ng/L) NOT SAMPLED
1-19.
THE NORTH CAROLINA 2L FOR MANGANESE IS 50 Ng/L.
Y,:I
•
"%
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
CONSTITUENT CONTOUR
I-� SITE PROPERTY BOUNDARY
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA
-' GENERALIZED
STATE PLANE COORDINATE SYSTEM FIPS 3200 (NAD83/2011).
_A�
® YORKTOWN - SAND WITH FINES
BLACK CREEK - SAND
GROUNDWATER
DW-1 RECEPTOR SURVEY WELL ID FLOW DIRECTION
FIGURE 1-35
„�. xL
(W-1) (NCDEOID) INFERRED
YORKTOWN - SAND WITH GRAVEL BLACK CREEK - SAND WITH FINES
® ®
V,
=;
GENERALIZED
MONITORING WELL GROUNDWATER
CONCEPTUAL CROSS-SECTION A -A
GROUNDWATER CONCENTRATION
IN EXCESS OF NC 2L OR IMAC
525 262.5 0
FLOW DIRECTION
525 1,050
MANGANESE ISOCONCENTRATIONS
DRAWNBY.B.YOUNG
Wnow,H. WEATHERSPOON POWER PLANT
xs
CHECKED BY. M. TAYLOR
synTerra DATE DRAWN. 7/5/2016
_
IN FEET

Cross Section B-B'
B B'
(WEST) (EAST)
RSPOONP
BW-3S, I, D
LUMBER
RIVER %'��'/�//1
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELLS AW-1 S. I. D. TO MONITORING WELLS BW-3S. I. D.
WASTE BOUNDARY
MW-44S,
SA. I. D
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELL TO PRIVATE WELL DW-11(W-6)
`
LEGEND
FILL
YORKTOWN - FOSSILS
ij� WELL- SELECTED FOR CROSS-SECTION SURFICIAL CONSTITUENT
INC 2L VALUE
NOTES:
VERTICAL EXAGGERATION SET AT 5 1.
>�
Jr
ASH
CLAY RICH FACIES
ug/L
— - CROSS-SECTION
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT (JANUARY
2016 I
LOWER YORKTOWN
.
COASTAL PLAIN - SAND
® SILSTONE
CONSTITUENT
GENERALIZED WATER LEVEL - SURFICIAL EINC 2L VALUE ug/L
MANGANESE ISOCONCENTRATIONS DERIVED FROM FIGURES 1-11 AND 1-19.
"�•"'
® COASTAL PLAIN -SAND WITH FINES
PEE DEE -SAND
® WELL SCREEN WITH CONCENTRATION (Ng/L) NS NOT SAMPLED
THE NORTH CAROLINA2L FOR MANGANESE IS 50 Ng/L.
YORKTOWN - SAND
PEE DEE - SAND WITH FINES
®
CONSTITUENT CONTOUR
SITE PROPERTY BOUNDARY
I
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE
COORDINATE SYSTEM RIPS 3200 (NAD83/2011).
B
_ ',�' •"
—�
- GENERALIZED
\
�
YORKTOWN -SAND WITH FINES
BLACK CREEK -SAND
GROUNDWATER
DW-1 RECEPTOR SURVEY WELL ID FLOW DIRECTION
< 1?
r
YORKTOWN -SAND WITH GRAVEL
BLACK CREEK -SAND WITH FINES
®
(Vy-1) (NCDEQID) INFERRED
FIGURE 1-36
e ,may:
CB-8 MONITORING WELL -�� GENERALIZED GROUNDWATER
CONCEPTUAL CROSS-SECTION B-B'
GROUNDWATER CONCENTRATION
IN EXCESS OF NC 2L OR IMAC
525 262.5 0
FLOW DIRECTION
525 1,050
L�
MANGANESE ISOCONCENTRATIONS
DRAWN BY.B.YOUNG
W.H. WEATHERSPOON POWER PLANT
r a
"`��''
now'�
synTerra CHECKED BY. M. TAYLOR
DATE DRAWN. 7/5/2016
N FEET

Cross Section C-C'
c 10 No I c,
(SOUTHWEST) (NORTHEAST)
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELLS AW-2S, 1, D
TO SOUTHWEST OF COOLING POND
LEGEND
FILL
YORKTOWN - FOSSILS
ASH
CLAY RICH FACIES
COASTAL PLAIN - SAND
® SILSTONE
®
COASTAL PLAIN - SAND WITH FINES
PEE DEE - SAND
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
®
YORKTOWN - SAND WITH FINES
BLACK CREEK - SAND
®
YORKTOWN - SAND WITH GRAVEL
® BLACK CREEK - SAND WITH FINES
GROUNDWATER CONCENTRATION
GEOLOGIC DATA IS
INFERRED FROM
MONITORING WELL TO
PRIVATE WELL DW-3(W-2)
SURFICIAL CONSTITUENT
WELL - SELECTED FOR CROSS-SECTION
NC 2L VALUE Ng/L
— -
CROSS-SECTION
LOWER YORKTOWN
CONSTITUENT
GENERALIZED WATER LEVEL - SURFICIAL
NC 2L VALUE ug/L
NS NOT SAMPLED
®
WELL SCREEN WITH CONCENTRATION (N9 /L
)
r
SITE PROPERTY BOUNDARY
CONSTITUENT CONTOUR
GENERALIZED
GROUNDWATER
DW-1
RECEPTOR SURVEY WELL ID
FLOW DIRECTION
(W-1)
(NCDEQID)
INFERRED
CB-8
MONITORING WELL
- GENERALIZED
GROUNDWATER
FLOW DIRECTION
tea- N EXCESS OF NC 2L OR IMAC 525 262.5 0 525 1,050
MEN
----
14' DRAWN BY: B. YOUNG
synTerra CHECKED BY: M. TAYLOR
DATE DRAWN: 7/5/2016
NOTES:
VERTICAL EXAGGERATION SET AT 5:1.
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT (JANUARY
2016).
MANGANESE ISOCONCENTRATIONS DERIVED FROM FIGURES 1-11 AND 1-19.
THE NORTH CAROLINA2L FOR MANGANESE IS 50 Ng/L.
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE
COORDINATE SYSTEM RIPS 3200 (NAD83/2011).
FIGURE 1-37
CONCEPTUAL CROSS-SECTION C-C'
MANGANESE ISOCONCENTRATIONS
W.H. WEATHERSPOON POWER PLANT

Cross Section A -A'
A A'
(NORTHWEST) (SOUTHEAST)
DUKE ENERGY W.H. WEATHERSPOON PLANT BOUNDARY
COMPLIANCE BOUNDARY
WASTE BOUNDARY
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELL TO PRIVATE
WELLS DW-1(W-1) AND DW-2(W-3)_
1
9
JACOB CREEK
-�00�
GEOLOGIC DATA IS INFERRED FROM MONITORING WELL TO PRIVATE WELL DW-9
LEGEND
NOTES:
A• _
. `
�,
FILL
YORKTOWN - FOSSILS
jj�
SURFICIAL CONSTITUENT
WELL- SELECTED FOR CROSS-SECTION m VALUE ug/L
VERTICAL EXAGGERATION SET AT 5:1.
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT
+.
+
�
ASH
CLAY RICH FACIES
- � -
CROSS-SECTION
(JANUARY 2016).
---
� COASTAL PLAIN -SAND
® SILSTONE
LOWER YORKTOWN
GENERALIZED WATER LEVEL -SURFICIAL CONSTITUENT VALUE Ug/L
STRONTIUM ISOCONCENTRATIONS DERIVED FROM FIGURES 1-12AND
1-20.
COASTAL PLAIN - SAND WITH FINES
PEE DEE - SAND
®
NS NOT SAMPLED
WELL SCREEN WITH CONCENTRATION (Ng/L)
NO NORTH CAROLINA 2L OR INTERIM MAXIMUM ALLOWABLE
CONCENTRATION FOR STRONTIUM ESTABLISHED.
Y,:I
•
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
r
I
CONSTITUENT CONTOUR
SITE PROPERTY BOUNDARY
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA
STATE PLANE COORDINATE SYSTEM FIPS 3200 (NAD83/2011).
-�
GENERALIZED
_A�
® YORKTOWN - SAND WITH FINES
BLACK CREEK - SAND
DW-1
GROUNDWATER
RECEPTOR SURVEY WELL ID FLOW DIRECTION
FIGURE 1-38
(W-1) (NCDEQID) INFERRED
YORKTOWN - SAND WITH GRAVEL BLACK CREEK - SAND D WITH FINES
® ®
rt
s
CB-8
MONITORING WELL pp.. GENERALIZED
GROUNDWATER
CONCEPTUAL CROSS-SECTION A -A'
GROUNDWATER CONCENTRATION
525 262.5 0
525
FLOW DIRECTION
1,050
STRONTIUM ISOCONCENTRATIONS
T
- :1-
" 5
DRAWN BY: B.YOUNG
CHECKED BY. M. TAYLOR
W.H. WEATHERSPOON POWER PLANT
'
u a �;+, �`
"j' TeC� DATE DRAWN. 7/5/2016
N FEET

Cross Section B-B'
B B'
(WEST) (EAST)
JAW-1S, I, DI
-mow
-�
LUMBER
RIVER
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELLS AW-1 S. I. D. TO MONITORING WELLS BW-3S. I. D.
RSPOONP
WASTE BOUNDARY
w \ A SA. I. D
p Is ME �_-
DW-11
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELL TO PRIVATE WELL DW-11(W-6)
`
LEGEND
NOTES:
-.-
FILL
YORKTOWN -FOSSILS
WELL- SELECTED FOR CROSS-SECTION SURFICIAL CONSTITUENT
m VALUE
VERTICAL EXAGGERATION SETAT 5:1.
Jr
ASH
CLAY RICH FACIES
ug/L
- - CROSS-SECTION
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT (JANUARY
2016).
{
LOWER YORKTOWN
El
COASTAL PLAI N -SAND
SILSTONE
®
CONSTITUENT VALUE Ug/L
GENERALIZED WATER LEVEL -SURFICIAL
STRONTIUM ISOCONCENTRATIONS DERIVED FROM FIGURES 1-12 AND 1-20.
"w'
® COASTAL PLAIN - SAND WITH FINES
PEE DEE - SAND
® WELL SCREEN WITH CONCENTRATION (N9 ) NS /L NOT SAMPLED
NO NORTH CAROLINA2L OR INTERIM MAXIMUM ALLOWABLE CONCENTRATION FOR
STRONTIUM ESTABLISHED
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES-�
CONSTITUENT CONTOUR
SITE PROPERTY BOUNDARY
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE
•�`-
r
GENERALIZED
COORDINATE SYSTEM RIPS 3200 (NAD83/2011).
!
®YORKTOWN -SAND WITH FINES
BLACK CREEK SAND
GROUNDWATER
DW-1 RECEPTOR SURVEY WELL ID FLOW DIRECTION
"�,F,
_ r
'•
® YORKTOWN -SAND WITH GRAVEL
® BLACK CREEK -SAND WITH FINES
(W-1) (NCDEQID) INFERRED
GENERALIZED
A
FIGURE 1-39
\
MONITORING WELL GROUNDWATER
CONCEPTUAL CROSS-SECTION B-B'
..
.
GROUNDWATER CONCENTRATION
525 262.5 0
FLOW DIRECTION
5z5 1,050 �'
STRONTIUM ISOCONCENTRATIONS
4A,
s
- ! rr
DRAWNB Y:B. YOUNG
CHECKED BY: M. TAYLOR
W.H. WEATHERSPOON POWER PLANT
p'• anow
WnTerra DATE DRAWN: 7/5/2015
IN FEET

Cross Section C-C'
c 10 No I c,
(SOUTHWEST) (NORTHEAST)
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELLS AW-2S, 1, D
TO SOUTHWEST OF COOLING POND
•\
LEGEND
C.-,,
FILL
YORKTOWN - FOSSILS
3 r>s
ASH
CLAY RICH FACIES
i a
COASTAL PLAIN - SAND
® SILSTONE
t
® COASTAL PLAIN - SAND WITH FINES
PEE DEE - SAND
w
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
YORKTOWN - SAND WITH FINES
BLACK CREEK - SAND
/.✓ '�f,a,. ''y
® YORKTOWN - SAND WITH GRAVEL
® BLACK CREEK - SAND WITH FINES
GROUNDWATER CONCENTRATION
GEOLOGIC DATA IS
INFERRED FROM
MONITORING WELL TO
PRIVATE WELL DW-3(W-2)
SURFICIAL CONSTITUENT
WELL - SELECTED FOR CROSS-SECTION M VALUE ug/L
CROSS-SECTION
LOWER YORKTOWN
GENERALIZED WATER LEVEL - SURFICIAL CONSTITUENT VALUE Ug/L
® WELL SCREEN WITH CONCENTRATION (N9 ) /L NS NOT SAMPLED
I—� SITE PROPERTY BOUNDARY CONSTITUENT CONTOUR
GENERALIZED
DW-1 RECEPTOR SURVEY WELL ID
(W-1) (NCDEQID)
CB-8 MONITORING WELL
525 262.5 0 525 1,050
mmmmmmpm� GROUNDWATER
FLOW DIRECTION
INFERRED
- GENERALIZED
GROUNDWATER
FLOW DIRECTION
DRAWN BY: B. YOUNG
synTerra CHECKED BY: M. TAYLOR
DATE DRAWN: 7/5/2016
NOTES:
VERTICAL EXAGGERATION SET AT 5:1.
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT (JANUARY
2016).
STRONTIUM ISOCONCENTRATIONS DERIVED FROM FIGURES 1-12 AND 1-20.
NO NORTH CAROLINA2L OR INTERIM MAXIMUM ALLOWABLE CONCENTRATION FOR
STRONTIUM ESTABLISHED.
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE
COORDINATE SYSTEM RIPS 3200 (NAD83/2011).
FIGURE 1-40
CONCEPTUAL CROSS-SECTION C-C'
STRONTIUM ISOCONCENTRATIONS
W.H. WEATHERSPOON POWER PLANT

Cross Section A -A'
A A'
(NORTHWEST) (SOUTHEAST)
DUKE ENERGY W.H. WEATHERSPOON PLANT BOUNDARY
AAAA
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELL TO PRIVATE
WELLS DW-1(W-1) AND DW-2(W-3)_
1
COMPLIANCE BOUNDARY
WASTE BOUNDARY
SA, I, D
IMW-491, DI
l�l�[�Zi1�d0441.1
-�410�
GEOLOGIC DATA IS INFERRED FROM MONITORING WELL TO PRIVATE WELL DW-9
LEGEND
NOTES:
A• _
� -.
-FILL
� YORKTOWN -FOSSILS
SURFICIAL CONSTITUENT
� WELL- SELECTED FOR CROSS-SECTION m INC 2L VALUE mg/L
VERTICAL EXAGGERATION SET AT 5:1.
ASH
CLAY RICH FACIES
- - CROSS-SECTION
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT
( JANUARY 2016 )
LOWER YORKTOWN
.
---
`
COASTAL PLAIN - SAND
® SILSTONE
CONSTITUENT
GENERALIZED WATER LEVEL - SURFICIAL INC 2L VALUE mg/L
TOTAL DISSOLVED SOLIDS ISOCONCENTRATIONS DERIVED FROM
'�.
NS NOT SAMPLED
FIGURES 1-13AND 1-21.
* ; �ili
`•� ?.;,,�:.
® COASTAL PLAIN -SAND WITH FINES
PEE DEE -SAND
® WELL SCREEN WITH CONCENTRATION
(mg/L)
THE NORTH CAROLINA 2L FOR TOTAL DISSOLVED SOLIDS IS 500 mg/L.
Y,:I
•
"%
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
r
SITE PROPERTY BOUNDARY
I
� CONSTITUENT CONTOURDRAWING
HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA
-�
GENERALIZED
STATE PLANE COORDINATE SYSTEM FIPS 3200 (NAD83/2011).
A'
® YORKTOWN - SAND WITH FINES
BLACK CREEK - SAND
DW-1 RECEPTOR SURVEY WELL ID
GROUNDWATER
FLOW DIRECTION
FIGURE 1-41
(W-1) (NCDEQ ID) INFERRED
YORKTOWN - SAND WITH GRAVEL BLACK CREEK - SAND WITH FINES
®
CB-8 MONITORING WELL
GENERALIZED
-�� GROUNDWATER
CONCEPTUAL CROSS-SECTION A -A'
°
GROUNDWATER CONCENTRATION
FLOW DIRECTION
TOTAL DISSOLVED SOLIDS
IN EXCESS OF NC2LORIMAC
525 262.5 0
525 1,050
DR AWN BY. B. YDUNGW.H.
ISOCONCENTRATIONS
CHECKED BY: M. TAYLOR
terra
WEATHERSPOON POWER PLANT
N FEET
DATE DRAWN: 7/5/2016

Cross Section B-B'
B B'
(WEST) (EAST)
JAW-1S, I, DI
BW-3S, I, D
LUMBER
RIVER ,
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELLS AW-01S. I. D. TO MONITORING WELLS BW-03S. I. D.
R
P
CCR-1
ILD
WASTE BOUNDARY
MW-44S,
SA. I. D
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELL TO PRIVATE WELL DW-11(W-6)
`
•\
LEGEND
M^
FILL
YORKTOWN - FOSSILS
� WELL SELECTED FOR CROSS-SECTION m SURFICIAL CONSTITUENT
INC 2L VALUE
NOTES:
VERTICAL EXAGGERATION SET AT 5 1.
>� <
ASH
CLAY RICH FACIES
mg/L
— - CROSS-SECTION
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT (JANUARY
2016 )
LOWER YORKTOWN
.
COASTAL PLAIN - SAND
® SILSTONE
CONSTITUENT
GENERALIZED WATER LEVEL - SURFICIAL El INC 2L VALUE mg/L
TOTAL DISSOLVED SOLIDS ISOCONCENTRATIONSbERIVED FROM FIGURES 1-13 AND 1-
21.
w
® COASTAL PLAIN - SAND WITH FINES
PEE DEE - SAND
® WELL SCREEN WITH CONCENTRATION (mg/L) NS NOT SAMPLED
THE NORTH CAROLINA2L FOR TOTAL DISSOLVED SOLIDS IS 500 mg/L
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
CONSTITUENT CONTOUR
(—� SITE PROPERTY BOUNDARY
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE
- GENERALIZED
COORDINATE SYSTEM RIPS 3200 (NAD83/2011).
YORKTOWN -SAND WITH FINES
BLACK CREEK SAND
GROUNDWATER
DW-1 RECEPTOR SURVEY WELL ID FLOW DIRECTION
_ r
'• ® YORKTOWN - SAND WITH GRAVEL
® BLACK CREEK - SAND WITH FINES
(W-1) (NCDEQID) INFERRED
GENERALIZED
FIGURE 1-42
\
_:.
'
CB - 8 MONITORING WELL -��
GROUNDWATER
CONCEPTUAL CROSS-SECTION B-B'
a•
GROUNDWATER CONCENTRATION
FLOW DIRECTION
TOTAL DISSOLVED SOLIDS ISOCONCENTRATIONS
IN EXCESS OF NC2LORIMAC
525 262.5 0
525 1,050 4' DRAWN BY. B. YOUNG
W.H. WEATHERSPOON POWER PLANT
•a rr a
synTerra CHECKED BY: M. TAYLOR
DATE DRAWN: 7/5/2016
N FEET

Cross Section C-C'
c 10 No I c,
(SOUTHWEST) (NORTHEAST)
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELLS AW-2S, 1, D
TO SOUTHWEST OF COOLING POND
LEGEND
FILL
YORKTOWN - FOSSILS
ASH
CLAY RICH FACIES
COASTAL PLAIN - SAND
® SILSTONE
®
COASTAL PLAIN - SAND WITH FINES
PEE DEE - SAND
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
®
YORKTOWN - SAND WITH FINES
BLACK CREEK - SAND
®
YORKTOWN - SAND WITH GRAVEL
® BLACK CREEK - SAND WITH FINES
GROUNDWATER CONCENTRATION
GEOLOGIC DATA IS
INFERRED FROM
MONITORING WELL TO
PRIVATE WELL DW-3(W-2)
SURFICIAL CONSTITUENT
WELL - SELECTED FOR CROSS-SECTION
NC 2L VALUE mg/L
— -
CROSS-SECTION
LOWER YORKTOWN
CONSTITUENT
GENERALIZED WATER LEVEL - SURFICIAL
NC 2L VALUE mg/L
NS NOT SAMPLED
®
WELL SCREEN WITH CONCENTRATION (mg/L)
r
SITE PROPERTY BOUNDARY
CONSTITUENT CONTOUR
GENERALIZED
GROUNDWATER
DW-1
RECEPTOR SURVEY WELL ID
FLOW DIRECTION
(W-1)
(NCDEQID)
INFERRED
CB-8
MONITORING WELL
- GENERALIZED
GROUNDWATER
FLOW DIRECTION
tea- N EXCESS OF NC 2L OR IMAC 525 262.5 0 525 1,050
MEN
----
14' DRAWN BY: B. YOUNG
synTerra CHECKED BY: M. TAYLOR
DATE DRAWN: 7/5/2016
NOTES:
VERTICAL EXAGGERATION SET AT 5:1.
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT (JANUARY
2016).
TOTAL DISSOLVED SOLIDS ISOCONCENTRATIONS DERIVED FROM FIGURES 1-13 AND 1-
21.
THE NORTH CAROLINA2L FOR TOTAL DISSOLVED SOLIDS IS 500 mg/L.
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE
COORDINATE SYSTEM RIPS 3200 (NAD83/2011).
FIGURE 1-43
CONCEPTUAL CROSS-SECTION C-C'
TOTAL DISSOLVED SOLIDS
ISOCONCENTRATIONS
W.H. WEATHERSPOON POWER PLANT

Cross Section A -A'
A A'
(NORTHWEST) (SOUTHEAST)
DUKE ENERGY W.H. WEATHERSPOON PLANT BOUNDARY
AP, A A
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELL TO PRIVATE
WELLS DW-1(W-1) AND DW-2(W-3)_
1
COMPLIANCE BOUNDARY
WASTE BOUNDARY
SA, I, D
IMW-491, DI
l�l�[�Zi1�d0441.1
-�410�
GEOLOGIC DATA IS INFERRED FROM MONITORING WELL TO PRIVATE WELL DW-9
LEGEND
NOTES:
A•
-.
FILL
YORKTOWN - FOSSILS
ij�
WELL- SELECTED FOR CROSS-SECTION m SURFICIAL CONSTITUENT
IMAC VALUE
VERTICAL EXAGGERATION SET AT 5:1.
_
ASH
CLAY RICH FACIES
— -
ug/L
CROSS-SECTION
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT
( JANUARY 2016 )
LOWER YORKTOWN
CONSTITUENT
.
---
`
COASTAL PLAIN - SAND
® SILSTONE
GENERALIZED WATER LEVEL - SURFICIAL IMAC VALUE ug/L
VANADIUM ISOCONCENTRATIONS DERIVED FROM FIGURES 1-14 AND 1-
�* ; �ili `•I
r'f,{'?.;,,,:.
® COASTAL PLAIN -SAND WITH FINES
PEE DEE -SAND
®
NOT SAMPLED
WELL SCREEN WITH CONCENTRATION (Ng/L)
22.
THE INTERIM MAXIMUM ALLOWABLE CONCENTRATION (IMAC) FOR
Y,�
•
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
I-�
CONSTITUENT CONTOUR
SITE PROPERTY BOUNDARY
VANADIUM IS 0.3 Ng/L.
GENERALIZED
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA
_A�
® YORKTOWN - SAND WITH FINES
BLACK CREEK - SAND
DW-1
(W-1)
GROUNDWATER
RECEPTOR SURVEY WELL ID FLOW DIRECTION
(NCDEQ ID)
YORKTOWN - SAND WITH GRAVEL
BLACK CREEK - SAND WITH FINES
INFERRED
FIGURE 1-44
CB-8
GENERALIZED
MONITORING WELL -�� GROUNDWATER
CONCEPTUAL CROSS-SECTION A -A'
GROUNDWATER CONCENTRATION
IN EXCESS OF NC2LORIMAC
FLOW DIRECTION
VANADIUM ISOCONCENTRATIONS
525 262.5 0
525
1,050
DRAWN BY. B. YOUNG
W.H. WEATHERSPOON POWER PLANT
7
��•
CHECKED BY. M. TAYLOR
�er�
+
li Earl ,
N FEET
"7' DATE DRAWN: 7/5/2016

Cross Section B-B'
B B'
(WEST) (EAST)
RSPOONP
BW-3S, I, D
-�ON.
LUMBER
RIVER ,
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELLS AW-1 S. I. D. TO MONITORING WELLS BW-3S. I. D.
WASTE BOUNDARY
MW-44S,
SA. I. D
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELL TO PRIVATE WELL DW-11(W-6)
`
LEGEND
FILL
YORKTOWN - FOSSILS
ij�
WELL- SELECTED FOR CROSS-SECTION SURFICIAL CONSTITUENT
IMAC VALUE
NOTES:
VERTICAL EXAGGERATION SET AT 5 1.
>�
Jr
ASH
CLAY RICH FACIES
— —
ug/L
CROSS-SECTION
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT (JANUARY
2016 )
iP-
LOWER YORKTOWN
.
COASTAL PLAIN - SAND
® SILSTONE
CONSTITUENT
GENERALIZED WATER LEVEL - SURFICIAL El IMAC VALUE ug/L
VANADIUM ISOCONCENTRATIONS DERIVED FROM FIGURES 1-14 AND 1-22.
COASTAL PLAIN - SAND WITH FINES
PEE DEE - SAND
®
WELL SCREEN WITH CONCENTRATION (Ng/L) NS NOT SAMPLED
THE INTERIM MAXIMUM ALLOWABLE CONCENTRATION (IMAC) FOR VANADIUM IS 0.3
N9
r 'l�
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
(—�
CONSTITUENT CONTOUR
SITE PROPERTY BOUNDARY
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE
B
GENERALIZED
COORDINATE SYSTEM RIPS 3200 (NAD8312011).
/
® YORKTOWN - SAND WITH FINES
BLACK CREEK - SAND
DW-1
GROUNDWATER
RECEPTOR SURVEY WELL ID FLOW DIRECTION
FIGURE 1-45
of.�� _ «. ♦.
.✓ '� '^
(W-1) (NCDEQID) INFERRED
® YORKTOWN - SAND WITH GRAVEL ® BLACK CREEK - SAND WITH FINES GENERALIZED
CB-8
MONITORING WELL -. pp.. GROUNDWATER
CONCEPTUAL CROSS-SECTION B-B
are'
Y
GROUNDWATER CONCENTRATION
IN EXCESS OF NC 2L OR IMAC
525 262.5 0
525
FLOW DIRECTION
1,050
L7
VANADIUM ISOCONCENTRATIONS
W.H. WEATHERSPOON POWER PLANT
FRAW"NE.Y�B.YOUNG
synTerra D Y.MTAYLOR
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Cross Section C-C'
c 10 No I c,
(SOUTHWEST) (NORTHEAST)
GEOLOGIC DATA IS INFERRED FROM
MONITORING WELLS AW-2S, 1, D
TO SOUTHWEST OF COOLING POND
GEOLOGIC DATA IS
INFERRED FROM
MONITORING WELL TO
PRIVATE WELL DW-3(W-2)
-- °'+
`
•� �
LEGEND
= _
FILL
� YORKTOWN -FOSSILS
CONSTITUENT
� IMAC V WELL -SELECTED FOR CROSS-SECTION m IMAC VALUE
E Ng/L
NOTES:
VERTICAL EXAGGERATION SET AT 5 1.
>� <
ASH
CLAY RICH FACIES
— CROSS-SECTION
CONCENTRATIONS SHOWN ARE FROM THE ROUND 5 SAMPLING EVENT (JANUARY
2016 )
LOWER YORKTOWN
.
COASTAL PLAIN - SAND
® SILSTONE
CONSTITUENT
GENERALIZED WATER LEVEL - SURFICIAL El IMAC VALUE ug/L
VANADIUM ISOCONCENTRATIONS DERIVED FROM FIGURES 1-14 AND 1-22.
t
® COASTAL PLAIN - SAND WITH FINES
PEE DEE - SAND
® WELL SCREEN WITH CONCENTRATION (Ng/L) NS NOT SAMPLED
THE INTERIM MAXIMUM ALLOWABLE CONCENTRATION (IMAC) FOR VANADIUM IS 0.3
N9
YORKTOWN - SAND
® PEE DEE - SAND WITH FINES
r CONSTITUENT CONTOUR
SITE PROPERTY BOUNDARY
DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE
r rry s
�+
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®YORKTOWN -SAND WITH FINES
BLACK CREEK -SAND
�� GROUNDWATER
DW-1 RECEPTOR SURVEY WELL ID FLOW DIRECTION
.✓ '�
YORKTOWN - SAND WITH GRAVEL
BLACK CREEK - SAND WITH FINES
(VV_1) (NCDEOID) INFERRED
GENERALIZED
FIGURE 1-46
.
-
CB-8 MONITORING WELL GROUNDWATER
CONCEPTUAL CROSS-SECTION C-C'
GROUNDWATER CONCENTRATION
FLOW DIRECTION
VANADIUM ISOCONCENTRATIONS
ar
t
IN EXCESS OF NC 2L OR IMAC
525 262.5 0
525 1,050
L� DRAWN BY:B.YDUNG
W.H. WEATHERSPOON POWER PLANT
• a r a
now
"j "Terra DATE DRAWN: r7/5/2016

Samples BW-3S and
MW-5 overlap on
these plots
Legend
S.
moo`°
❑ BW-1
■ BW-2S
Ci ado
BW-3S
V
O �k
❑ GW-1
❑ GW-2
❑ CW-3
'-0 OA
S°
7 MW-1
°
O MW-3
❑
1�` MW-5
O MW-6
p MW-44SA
Notes:
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Solid = Background well
80%
.G
�
80%
Open = Downgradient well
off° dk
�o
O
i;Iec = Difference in ion charge
60%
� t
G�
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7
40% `
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°
20°%
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20°%
0
o a
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148 RIVER STREET, SUITE 220
GREENVILLE, SOUTH CAROLINA 29601
PHONE [phone]
www.s nterracor .com
DRAWN BY: B. WILKER DATE: JUNE 2016
synTerra PROJECT MANAGER TAYLOR
LAYOUT:
P:\Duke Energy Progres5.1026\109. Weatherspoon Ash Basin
GW Assessment Plan\19.EG CSASUP\Statistics\Piper
Diagrams
FIGURE 1-47
PIPER DIAGRAM — SURFICIAL AQUIFER
(JANUARY 2016)
W.H. WEATHERSPOON POWER PLANT
491 POWER PLANT RD
LUMBERTON, NORTH CAROLINA

80%
60%
40%
20%
4' 1P
% Off Off
0 0 0
a—
21
C 80%
P off \
60% p
MVV-4
1<> 40%
BVV-31 20%
0
141
synTerra
148 RIVER STREET, SUITE 220
GREENVILLE, SOUTH CAROLINA 29601
PHONE [phone]
www. synterracorp.corn
DRAWN BY: B. WILKER DATE: JUNE 2016
PROJECT MANAGER: M. TAYLOR
LAYOUT:
P:\Duke Energy Progress.1026\109. Weatherspoon Ash Basin
GW Assessment Plan\19.EG_CSASUP\Statistics\Piper
Diagrams
Legend
■ BW-21
} BW-31
MVV-2
MVV-4
MVV-7
p MVV-81
MVV-411
p MVV-441
MVV-491
MVV-551
Notes:
Shaded = Background Wells
FIGURE 1-48
PIPER DIAGRAM — LOWER YORKTOWN
(JANUARY 2016)
W.H. WEATHERSPOON POWER PLANT
491 POWER PLANT RD
LUMBERTON, NORTH CAROLINA

CHLORIDE, SULFATE, AND TOTAL DISSOLVED SOLIDS
250
200
dA
O
150
O
i 100 ❑
50 ❑ ❑ ❑ ❑ ❑ ❑
❑ El❑❑
O ❑ ❑ ❑ ❑ ❑ ❑ ❑
U
0
SN'Sp Q;bltiti SN'SN obltiti 'Nltiti o�lti3 ��1ti3 O�ltia SNlo Q� '11ti5 O�lti� ��1ti6
Sampling Date
.—D��Chloride ❑ TDS ❑ Sulfate
BARIUM AND BORON
120
100
J
aA
=L 80
i
O
+� 60
cv
i
O
40
c
O
u 20
0
'N110 O�111 �1I11 o�I1'L ��I1'L o�I13 �1I13 O�I1� 11I1� o�I15 11I15 o�I16 11I16
Sampling Date
❑ Barium ❑ Boron -$ Boron Non detect
FIGURE 1-49
148 ET, SUITE
TIME VERSUS CONCENTRATION — BW-1
AROLI
GREENVILLE, SOUTH CAROLINA 29601
GREEN ILLS, S
PHONE [phone]
>''
.",. nterracor .com
WEATHERSPOON POWER PLANT
DRAWN BY: B. WILKER DATE: JUNE 2016
PROJECT MANAGER: MTAYLOR
491 POWER PLANT RD
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IT
OUT.
LUMBERTON, NORTH CAROLINA
..,7Iy
rP�yl,�,Energy Progress.1026\109. Weatherspoon Ash
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CHLORIDE, SULFATE, AND TOTAL DISSOLVED SOLIDS
400
350
300
r 250
O
++ 200
c�
= 150
GJ
100
O
U 50
0 {
'�1tip
180
160
140
J
Iwo 120
r— 100
O
:p
80
u 60
r—
u 40
20
V\\00 0 0
O
0�, O O
0 b �,
O�I� L 1�111 O�I� L ��I1ti p5��3 1ti�A�3 Q� 'Sp ���tia O��tiS 1yI�5 0�116 1tiI�6
Sampling Date
tChloride O Sulfate O TDS
BARIUM AND BORON
O�I11 11Iti1 O�I1ti 1tiI1� O�Iti3 titi�13 O�I1Dr titi�1� O�ItiS titi�1� O�Iti6 1�I16
Sampling Date
0 Barium 0 Boron O Boron non detect
148 RIVER STREET, SUITE 220 FIGURE 1-50
GREENVILLE, SOUTH CAROLINA 29601 TIME VERSUS CONCENTRATION — CW-3
PHONE [phone]
www.synterracorp.com
tip DRAWN BY: B. WILKER DATE: JUNE 2016 WEATHERSPOON POWER PLANT
/ ■M■ r �� PROJECT MANAGER: M TAYLOR 491 POWER PLANT RD
■ ■ LAYOUT:
P:\Duke Energy Progress. 1 026\1 09. Weatherspoon Ash LUMBERTON, NORTH CAROLINA
Basin GW Assessment
Plan\19.EG CSASUP\Statistics\Time Plots\CW-3.pptx

12
10
J 8
tkO
u 6
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w
L
4
Q
2
0
1�1ti0
O
0�1�1 1ti11� 0�1,'L 1ti1�� 0�1,3 1�1,3 0�11R 1�11R
Sampling Date
❑ 0 . -.- ❑ ❑ a+E
0�1ti5 1�1,5 0�116 1ti�16
— — 15 NCAC 02L Standard t BW-1 0— CW-1 O CW-2
O CW-3 BW-2S Non detect ❑ — BW-3S Non detect ❑ MW-1 Non detect
--0— BW-1 Non detect O CW-1 Non detect O CW-2 Non detect O CW-3 Non detect
BW-2S
1000
— — — — — — — — — — — — — — — — — — — — — — —
0
0
100 0 0
`0 —0- 0
to =L ° � 0 0
�. p o 0 0 0 o a 8 0 0 0 0 �,
0 0
0 0 0 0 0 0 0 0 80 0 0 B 0 ❑ e
'L
co10 ❑ ❑❑
1 �I
�1Iti0 O�Iti1 11Iti1 O�Iti'L �1�titi O�Iti3 �1I13 O�ItiA�1Iti� O�I15 11�ti5 O�Iti6 �1Iti6
Sampling Date
— — 15 NCAC 02L Standard t BW-1 —410— CW-1
O CW-3 --a— BW-2S f BW-3S
o CW-2
❑ MW-1
FIGURE 1-51
148 RIVER STREET, SUITE 220 TIME VERSUS CONCENTRATION — COMPARISON
GREENVILLE, SOUTH CAROLINA 29601
PHONE[phone] BETWEEN COMPLIANCE AND BACKGROUND WELLS
www.synterracorp.com ARSENIC, BARIUM
DRAWN BY: B. W ILKER DATE: JUNE 2916
Term PROJECT MANAGER s, TAYLOR
LAYOUT: WEATHERSPOON POWER PLANT
Basin
eEnergy Progress, 1026\109. Weatherspoon Ash
Bsin asin GW Assessment 491 POWER PLANT RD
Plan\19.EG_CSASUP\Statistics\Time Plots LUMBERTON NORTH CAROLINA

1000
— — — — — — — — — — — — — — — — — — — — — — — —
100 0 0
E O O O 00
0
aj 0
0 0
0
0 10 _Ao
t
v o 0 Y 0 o A 11
❑ ❑❑
1�'ti0 p�I1ti 1�Ititi p�Ititi 1,�Ititi p�113 ��'ti3 p��1a ���1a p�I15 ��I15 p�lti6 ��Iti6
Sampling Date
15 NCAC 02L Standard —F BW-1 0 CW-1
O CW-2 o CW-3 --M— BW-2S
❑ BW-3S ❑ MW-1
7000
6500
6000
5500
5000 ❑
4500 ❑
4000 110
bf 3500 ❑
3000 ❑
p 2500 0
2000 0
1500 0 0
1000 0 0 0 0
500 o 0
0-
0
11Iti0 p�lti1 11Iti1 p�Iti'L �1I1ti p�I13 11I13 p�ItiA 'SN do p "Sti3 'NI15 p�I16 �1Iti6
Sampling Date
15 NCAC 02L Standard f BW-1 0 CW-1
O CW-2 0 CW-3 —F BW-2S
❑ BW-3S ❑ MW-1
FIGURE 1-52
148 RIVER STREET, SUITE 220
TIME VERSUS CONCENTRATION — COMPARISON
tip
GREENVILLE, SOUTH CAROLINA 29601
PHONE[phone]
BETWEEN COMPLIANCE AND BACKGROUND WELLS
www.synterracorp.com
CHLORIDE, IRON
DRAWN BY: B. WILKER DATE: JUNE 2016
PROJECT MANAGER: M TAYLOR
LAYOUT:
WEATHERSPOON POWER PLANT
P:\Duke Energy Progress. 1 026\1 09. Weatherspoon Ash
symTerra
491 POWER PLANT RD
Basin GW Assessment
Plan\19.EG CSASUP\Statistics\Time Plots
LUMBERTON, NORTH CAROLINA

70
0
J 50
as
=L 40
IIA
a�
30
M
a 20
M
10
v 0 O 0 0 0 0 O — O
O r O,OO
1�I10 o5I�1 1�I11 oSI� L 1�I�`L 1�'15 o5I16 1�I16
Sampling Date
15 NCAC 02L Standard --41— BW-1 0 CW-1
O CW-2 O CW-3 --a— BW-2S
❑ BW-3S ❑ MW-1
1000
— — — — — — — — — — — — — — — — — — — — — — —
100 O 00
ao 0 ,— ��
E �' o o
0
3 10 0 6 0 0 0 °o 6 0
H O ❑ ❑ ❑
�1I10 Q5I"N �1Iti1 o5�ti'L �1�ti'L o5�ti3 �1I13 oSItiA �1Iti� o5�ti5 �1I1,5 o5Iti6 1 S
6
Sampling Date
— — 15 NCAC 02L Standard —m— BW-1 O CW-1 O CW-2
o CW-3—0—BW-2S ❑ BW-3S ❑ MW-1
0 CW-3 Non detect
FIGURE 1-53
148 RIVER STREET, SUITE 220
TIME VERSUS CONCENTRATION — COMPARISON
GREENVILLE, SOUTH CAROLINA 29601
PHONE[phone]
BETWEEN COMPLIANCE AND BACKGROUND WELLS
www.synterracorp.com
MANGANESE, SULFATE
DRAWN BY: B. W ILKER DATE: JUNE 2016
MANAGER s, TAYLOR
TermPROJECT
LAYOUT:
WEATHERSPOON POWER PLANT
P:\Duke Energy Progress, 1026\109. Weatherspoon Ash
491 POWER PLANT RD
Basin GW Assessment
LUMBERTON, NORTH CAROLINA
Plan\19.EG CSASUP\Statistics\Time Plots

.11
500 +----------------------IH----
400
wo
E
300
G
H
200
100
0 0
A 0
O / o� p� ° °
° ° 0
0
0 °
❑ ❑❑
0 I [ I I I" I I I
1NIti0 O�I11 11Iti1 O�I,'L �1I1ti O�I13 �1I13 O�I1D 'NIA' I" O�ItiS 1�I15 O�Iti6 1�I16
Sampling Date
— — 15 NCAC 02L Standard —F BW-1 0 CW-1 O CW-2
0 CW-3 f BW-2S ❑ BW-3S ❑ MW-1 Non -detect
148 RIVER STREET, SUITE 220
GREENVILLE, SOUTH CAROLINA 29601
PHONE [phone]
wwW.s nterracor .com
,tip DRAWN BY: B. WILKER DATE: JUNE 2016
Terra PROJECT MANAGER: M TAYLOR
rL,'\puke
YOUT:
Energy Progre55.1026\109. WeatherspoonAsh
sin GW Assessment
an\19.EG CSASUP\Statistics\Time Plots
FIGURE 1-54
TIME VERSUS CONCENTRATION — COMPARISON
BETWEEN COMPLIANCE AND BACKGROUND WELLS
TOTAL DISSOLVED SOLIDS
WEATHERSPOON POWER PLANT
491 POWER PLANT RD
LUMBERTON, NORTH CAROLINA