Table 1 - Mayo BTV Soil_20170804

TABLE 1
BACKGROUND UNSATURATED SOIL DATA SUMMARY
MAYO STEAM ELECTRIC PLANT
DUKE ENERGY PROGRESS, LLC, ROXBORO, NC
Analytical Parameter
pH
Aluminum
Antimony
Arsenic
Barium
Beryllium
Boron
Cadmium
Calcium
Chloride
Chromium
Cobalt
Copper
Iron
Lead
Magnesium
Manganese
Reporting Units
S.U.
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
PSRG Protection of Groundwater
NE
NE
0.9
5.8
580
63
45
3
NE
NE
360000
0.9
700
150
270
NE
65
Sample ID
Sample
Collection Date
Analytical Results
MW-08BR (0.75-1.25)
02/11/2015
6.0
14500
---
<3.2
147
0.82
< 6 3.4
<0.38
1120
<309
62.2
21.3
34.7
24700
8.9
10500
1230
MW-08BR (25.5-26)
02/11/2015
7-4
23700
---
<2.7
193
0.39
31 j
<0.33
3740
<272
419
32.9
45.7
31300
2 j
299
933
MW-10BR (0.75-1.0)
02/23/2015
6.3
7640
---
1.4
81.8
0.4
13.6 j
0.1 j
1210
NA
41.9
12.4
28.9
18600
9.8
5590
527
MW-12D (1-2)
04/26/2015
4.9
11000
---
3.6 j
19.6
<0.3
27.4
<0.72
<150
<302
43.6
<6
12.4
31200
6.8
139 j
22.1
MW-12D (25-26)
04/27/2015
5.9
3530
---
<6
67.4
<0.3
9.8 j
<0.72
<149
<301
3.2
6
22.4
11900
7.2
1190
395
SB-01 (1-2)
03/04/2015
6.3
7030
---
1.2 j
49.6
0.24
9.6
<0.17
655
<362
15.7
3.7
8.8
12400
9.6
1670
104
SB-01 (13.5-14.5)
03/04/2015
5.5
4960
---
1.2 j
61.5
0.56
<15.9
<0.15
270
<312
<1.6
8.9
20.6
8490
2.9
2440
678
Notes:
s4 - Indicates values omitted from dataset.
--- - Value removed; non -detected concentration exceeds PSRG Protection of Groundwater.
- Indicates data removed /identified as an outlier.
< - concentration not detected at or above the adjusted reporting limit.
j - Estimated concentration above the adjusted method detection limit and below the adjusted reporting limit.
mg/kg - milligrams per kilogram
NA - Not analyzed
NE - Not established
PSRG Protection of Groundwater - NCDEQ IHSB Preliminary Soil Remediation Soil Remediation Goals Table - October 2016
S.U. - Standard Units
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TABLE 1
BACKGROUND UNSATURATED SOIL DATA SUMMARY
MAYO STEAM ELECTRIC PLANT
DUKE ENERGY PROGRESS, LLC, ROXBORO, NC
Analytical Parameter
Mercury
Molybdenum
Nickel
Nitrate
(as N)
potassium
Selenium
Sodium
Strontium
Sulfate
Thallium
Vanadium
Zinc
Reporting Units
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
mg/kg
PSRG Protection of Groundwater
1
NE
130
NE
NE
2.1
NE
NE
NE
0.28
6
1200
Sample ID
Sample
Collection Date
MW-08BR (0.75-1.25)
02/11/2015
<0.0096
<12.7
29.4
<30.9
6590
---
<1�TL7G
13.2
<309
---
50.6
88.9
MW-08BR (25.5-26)
02/11/2015
<0.0089
< 10.9
i 5 7
<27.2
5450
---
173
33.6
<272
---
75.8
59.4
MW-10BR (0.75-1.0)
02/23/2015
0.0053 j
<0.57
16.3
NA
2660
1.4
93.4
9.4
---
---
35.1
61.3
MW-12D (1-2)
04/26/2015
0.036
<3
0.83 j
<30.2
182 j
---
<2
<3
<302
---
61
5.2 j
MW-12D (25-26)
04/27/2015
<0.0095
<3
<1.5
<30.1
1520
---
< 299
<3
<301
---
8.2
15
SB-01 (1-2)
03/04/2015
0.033
<0.7
2.5
<36.2
881
<1.4
35.4 j
6
<362
---
28.3
14.5
SB-01 (13.5-14.5)
03/04/2015
<0.01
<3.2
<1.6
<31.2
1550
1.4
40.7 j
8.3
<312
---
17.8
13.2
Prepared by: JHG Checked by: JAW
Notes:
s4 - Indicates value
--- - Value removed;
- Indicates data rE
< - concentration not detected at or above the adju�
j - Estimated concentration above the adjusted metr
mg/kg - milligrams per kilogram
NA - Not analyzed
NE - Not established
PSRG Protection of Groundwater - NCDEQ IHSB Prel
S.U. - Standard Units
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