NC0003425_Figure 10-2-Site Layout with 2L Exceedances-Transition Zone Wells-11x17_20150902

It
BG-015
CONSTITUENT
RESULT
Co
1.28
Fe
518
V
17.1
:j
p-
CW-035
CONSTITUENT RESULT
TDS 540
V 3.62
MW-06D 3
CONSTITUENT
RESULT
V
5.16
ILI
MW-05D 3
CONSTITUENT
RESULT
B
864
Co
1.46
Mn
540
SO4
680
V
3.8
MW-05D4
RESULT
(CONSTITUENT
2200
o
1.06
--e
30600
n
5970
g V
0.487
CW-045
CONSTITUENT RESULT
Cr(VI) 0.284
V 2.48
GMW-062
(PSUM CONSTITUENT RESULT
PAD B 1870
Se 89.7
SO4 540
r- TDS 1200
. 5
r.
Ir
LEGEND
MONITORING WELL
ASH BASIN BOUNDARY
ROXBORO LINED LANDFILL
ROXBORO UNLINED LANDFILL
ASH BASIN COMPLIANCE BOUNDARY
�^
DUKE ENERGY PROGRESS ROXBORO PLANT BOUNDARY
�—
STREAM
North Carolina 2LStandards
Constituent
Abbreviation
Upper Limit
Units
Lower Limit
Antimony6
Sb
1
Ng/L
---
Arsenic
As
10
µg/L
---
Boron
B
700
µg/L
---
Chloride
Cl
250
mg/L
---
Chromium
Cr
10
Ng/L
---
Cobalt'
Co
1
µg/L
---
Iron
Fe
300
µg/L
---
Manganese
Mn
50
µg/L
---
pH
pH
8.5
S.U.
6.5
Selenium
Se
20
µg/L
---
Sulfate
SO4
250
mg/L
---
Thallium6
TI
0.2
µg/L
---
Total Dissolved Solids
TDS
500
mg/L
...
Vanadium6
V
0.3
µg/L
---
NOTES:
1 CONCENTRATIONS SHOWN ARE FROM THE MARCH 2O15 SAMPLING EVENT.
Z CONCENTRATIONS SHOWN ARE FROM THE APRIL 2015 SAMPLING EVENT.
3 CONCENTRATIONS SHOWN ARE FROM THE MAY 2015 SAMPLING EVENT.
4 CONCENTRATIONS SHOWN ARE FROM THE JUNE 2015 SAMPLING EVENT.
5 CONCENTRATIONS SHOWN ARE FROM THE JULY 2015 SAMPLING EVENT.
6NORTH CAROLINA 2L INTERIM MAXIMUM ALLOWABLE CONCENTRATION (IMAC)
7SITE AERIAL ORTHOPHOTOGRAPHY IS DATED APRIL 17, 2014. IT WAS OBTAINED FROM WSP.
8ADDITIONAL OFFSITE AERIAL ORTHOPHOTOGRAPHY IS DATED 2012. IT WAS OBTAINED FROM THE NC
CENTER FOR GEOGRAPHIC INFORMATION AND ANALYSIS AT (http:llservices.nconemap.gov/)
9 PARCEL BOUNDARY WAS OBTAINED FROM THE NC CENTER FOR GEOGRAPHIC INFORMATION AND
ANALYSIS AT (http:llservices.nconemap.gov/)
19 DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE COORDINATE
SYSTEM FIPS 3200 (NAD83/2011).
GRAPHIC SCALE Fn
14
500 0 500 1.000 1 500 2000
IN FEET
L DUKE
ENERGY
�/�Terra G
`'1 " PROGRESS
0
148 RIVER STREET, SUITE 220 ROXBORO STEAM ELECTRIC PLAN a
GREENVILLE, SC 29601 1700 DUNNAWAY RD
864421-9999 SEMORA, NC 27343
www.synterracorp.com
FIGURE 10-2
SITE LAYOUT WITH 2L EXCEEDANCES
TRANSITION ZONE WELLS