NC0001422_Laboratory COCs - S2Pumphouse-Envirochem-FR_20150805

Environmental Chemists, Inc.
envirochem 6602 Windmill Way • Wilmington, NC 28405
[phone] (Lab) • [phone] (Fax)
$M
710 Bowsertown Road • Manteo, NC 27954
[phone]
ANALYTICAL & CONSULTING
CHEMISTS NCDENR: DWQ CERTIFICATE #94. DLS CERTIFICATE #37729
Duke Energy -Laboratory
1339 Hagers Ferry Road/Bld 7405 MG03A2
Huntersville NC 28078
Attention: Peggy Kendall
Date of Report: Apr 20, 2015
Customer PO #:
Customer ID: 15030001
Report #: 2015-02733
Project ID: Ash Pond Investigation
Lab ID Sample ID: ST Wooten
Collect Date/Time Matrix Sampled by
15-06240 Site: Pump House Well
3/5/2015
11:15 AM DW Ray Porter/Cindy
McDonald
Test
Method
Results Date Analyzed
Bicarbonate as CaCO3
Bicarbonate as CaCO3
4.00 mg/L
03/19/2015
Carbonate as CaCO3
Carbonate as CaCO3
<1 mg/L
03/19/2015
Aluminum
EPA200.7
0.110mg/L
03/11/2015
Boron
EPA 200.7
0.69 mg/L
03/11/2015
Calcium
EPA200.7
19.9mg/L
03/12/2015
Iron
EPA200.7
0.024mg/L
03/11/2015
Magnesium
EPA200.7
3.14mg/L
03/12/2015
Potassium
EPA200.7
3.28mg/L
03/12/2015
Sodium
EPA200.7
18.3mg/L
03/12/2015
Strontium
EPA200.7
0.365mg/L
03/11/2015
Zinc
EPA200.7
0.00914J mg/L
03/11/2015
J: Estimated. Between Method Detection Limit and Reporting Limit.
Antimony
EPA 200.8
<0.000099 mg/L
03/10/2015
Arsenic
EPA 200.8
0.000567J mg/L
03/10/2015
J: Estimated. Between Method Detection Limit and Reporting Limit.
Barium
EPA 200.8
0.046mg/L
03/10/2015
Beryllium
EPA 2008.
<0.000146 mg/L
03/10/2015
Cadmium
EPA 200.8
<0.0000827mg/L
03/10/2015
Chromium
EPA 200.8
<0.000148mg/L
03/10/2015
Cobalt
EPA 200.8
0.002 mg/L
03/11/2015
Copper
EPA 200.8
0.003 mg/L
03110/2015
Lead
EPA 200.8
<0.000126mg/L
03/10/2015
Manganese
EPA 200.8
0.295mg/L
03/11/2015
Molybdenum
EPA 200.8
0.000641 J mg/L
03/10/2015
J: Estimated. Between Method Detection Limit and Reporting Limit.
Nickel
EPA 200.8
< 0.100 mg/L
03/10/2015
Selenium
EPA 200.8
<0.010mg/L
04/01/2015
Report*: 2015-02733 Page 1 of 2

Eenvirochem
Environmental Chemists, Inc.
6602 Windm ll Way • Wiln-ngton, NC 28405
[phone] (Lab) • [phone] (Fax)
710 Bowsertown Road • Manteo, NC 27954
[phone]
ANALYTICAL & CONSULTING
CHEMISTS NCDENR: DWQ CERTIFICATE #94. DLS CERTIFICATE #37729
Duke Energy -Laboratory
1339 Hagers Ferry Road/Bid 7405 MG03A2
Huntersville NC 28078
Attention: Peggy Kendall
Date of Report: Apr 20, 2015
Customer PO #:
Customer ID: 15030001
Report #: 2015-02733
Project ID: Ash Pond Investigation
Thallium
EPA200.8
<0.0001 mg/L
03/10/2015
Vanadium
EPA200.8
0.000256 J mg/L
03/11/2015
J: Estimated. Between Method Detection Limit and Reporting Limit.
Hexavalent Chromium
EPA 218.7
<0.02 pg/L
03/09/2015
Mercury
EPA245.1
<0.0004mg/L
03/09/2015
Sulfate
EPA300.0
69mg/L
03/11/2015
Turbidity
SM 2130 B
0.5 NTU
03/06/2015
Field Turbidity 0.1 NTU.
Alkalinity
SM 2320B
4 mg/L
03/13/2015
Conductivity
SM 2510 B
263 umholcm
03/12/2015
Total Dissolved Solids (TDS)
SM 2540 C
159 mg/L
03/06/2015
Residue Suspended (TSS)
SM 2540 D
<2.5 mg/L
03/09/2015
Temperature
SM 2550 B
21.9 C
03/05/2015
Chloride
SM 4500 Cl B
25 mg/L
03/12/2015
pH
SM 4500 H B
5.44 units
03/05/2015
Dissolved Oxygen
SM45000G
5.80mg/L
03/05/2015
Comment: Turbidity, temperature, pH and dissolved oxygen measured in field at sample collection. All non -
detects for metals
reported to MDL.
Reviewed by
Report #:: 2015-02733 Page 2 of 2

Environmental Chemists, Inc.
envirochem 6602 Windmill Way • Wilmington, NC 28405
[phone] (Lab) • [phone] (Fax)
SM
710 Bowsertown Road • Manteo, NC 27954
[phone]
ANALYTICAL & CONSULTING
CHEMISTS NCDENR: DWQ CERTIFICATE #94. DLS CERTIFICATE #37729
QC for Duke Energy - 2015-02733
LCS
Parameter
True Value
m 1L
Result
m
% True Value
Limits
Alkalinity
12.5
13.0
104
90-110
Aluminum
0.05
0.05
100
90-110
Antimony
0.01
0.01
100
90-110
Arsenic
0.01
0.01
100
90-110
Barium
0.01
0.01
100
90-110
Beryllium
0.01
0.01
100
90-110
Boron
0.05
0.05
100
90-110
Cadmium
0.01
0.01
100
90-110
Calcium
0.5
0.5
100
90-110
Chloride
50
48
96
90-110
Chromium
0.01
0.01
100
90-110
Cobalt
0.01
0.01
100
90-110
Conductivity
10000
99900
99.9
90/110
Copper
0.01
0.01
100
90-110
Iron
0.05
0.05
100
90-110
Lead
0.01
0.01
100
90-110
Magnesium
0.5
0.5
100
90-110
Manganese
0.01
0.01
100
90-110
Mercury
0.0040
0.0037
92
90-110
Molybdenum
0.01
0.01
100
90-110
Nickel
0.0050
0.0048
96
90-110
Potassium
0.5
0.5
100
90-110
TSS
248.8
274.4
110
90-110
Selenium
0.01
0.01
100
90-110
Sodium
0.5
0.5
100
90-110
Strontium
0.05
0.05
100
90-110
Sulfate
50
50
100
90-110
Thallium
0.0050
0.0048
96
90-110
TDS
600
601
100
f 10
Turbidity
N/A
N/A
N/A
N/A

Vanadium
0.01
0.01
100
90-110
Zinc
0.05
0.05
100
90-110
MS/MSD
Parameter
True Value
mg/L
Result
M91L
%
Recovery
%
Difference
Limits %
Recovery
Limits
Difference
Alkalinity
N/A
N/A
N/A
N/A
N/A
N/A
Aluminum
0.100
0.099/0.100
99/100
1
80-120
:5 20
Antimony
0.025
0.028/0.028
112/112
0
80420
<20
Arsenic
0.025
0.030/0.030
120/120
0
80-120
<20
Barium
0.025
0.025/0.025
100/100
0
80-120
<20
Beryllium
0.025
0.029/0.029
116/116
0
80-120
<20
Boron
0.100
0.097/0.095
97/95
2
80-120
<20
Cadmium
0.025
0.028/0.028
112/112
0
80-120
<20
Calcium
1.0
0.98/0.99
98/99
1
80-120
<20
Chloride
N/A
N/A
N/A
N/A
N/A
N/A
Chromium
0.025
0.024/0.025
96/100
4
80-120
<20
Cobalt
0.025
0.024/0.025
96/100
4
80-120
<20
Conductivity
N/A
N/A
N/A
N/A
N/A
N/A
Copper
0.025
0.027/0.028
108/112
4
80-120
<_ 20
Iron
0.100
0.098/100
98/100
2
80-120
<20
Lead
0.025
0.023/0.023
92/92
0
80-120
<_ 20
Magnesium
1.0
0.98/1.0
98/100
2
80-120
<_ 20
Manganese
0.025
0.024/0.025
96/100
4
80-120
:5 20
Mercury
0.0020
0.0022/0.0019
110/95
15
80-120
<_ 20
Molybdenum
0.025
0.028/0.028
112/112
0
80-120
<_ 20
Nickel
0.0100
0.0099/0.0103
99/103
4
80-120
<_ 20
Potassium
1.0
1.0/1.0
100/100
0
80-120
<_ 20
TSS
N/A
N/A
N/A
N/A
N/A
N/A
Selenium
0.025
0.027/0.028
108/112
4
80-120
<_ 20
Sodium
1.0
1.0/1.0
100/100
0
80-120
<_ 20
Strontium
0.100
0.098/0.105
98/105
7
80-120
<_ 20

Sulfate
10.0
10.5/10.6
105/106
1
80-120
<_ 20
Thallium
0.0100
0.0102/0.0105
102/105
3
80-120
<_ 20
TDS
N/A
N/A
N/A
N/A
N/A
N/A
Turbidity
N/A
N/A
N/A
N/A
N/A
N/A
Vanadium
0.025
0.024/0.025
96/100
4
80-120
520
Zinc
0.100
0.099/0.102
99/102
3
80-120
520
DUPLICATE SAMPLES
Parameter
Results mg/L
% Difference
Limits
Alkalinity
4
4
0
< 10
Aluminum
N/A
N/A
N/A
N/A
Antimony
N/A
N/A
N/A
N/A
Arsenic
N/A
N/A
N/A
N/A
Barium
N/A
N/A
N/A
N/A
Beryllium
N/A
N/A
N/A
N/A
Boron
N/A
N/A
N/A
N/A
Cadmium
N/A
N/A
N/A
N/A
Calcium
N/A
N/A
N/A
N/A
Chloride
467
462
1
< 10
Chromium
N/A
N/A
N/A
N/A
Cobalt
N/A
N/A
N/A
N/A
Conductivity
156
156
0
< 10
Copper
N/A
N/A
N/A
N/A
Iron
N/A
N/A
N/A
N/A
Lead
N/A
N/A
N/A
N/A
Magnesium
N/A
N/A
N/A
N/A
Manganese
N/A
N/A
N/A
N/A
Mercury
N/A
N/A
N/A
N/A
Molybdenum
N/A
N/A
N/A
N/A
Nickel
N/A
N/A
N/A
N/A
Potassium
N/A
N/A
N/A
N/A
TSS
313.3
303.3
3
< 10
Selenium
N/A
N/A
N/A
N/A
Sodium
N/A
N/A
N/A
N/A

Strontium
N/A
N/A
N/A
N/A
Sulfate
28
29
4
< 10
Thallium
N/A
N/A
N/A
N/A
TDS
403
404
0
<_ 10
Turbidity
0.37
0.37
0
< 10
Vanadium
N/A
N/A
N/A
N/A
Zinc
N/A
N/A
N/A
N/A
f. W.11►`I29
Parameter
Rmg�'
Limit, mg/L
Alkalinity
2
1
Aluminum
<0.005
0.005
Antimony
<0.0005
0.0005
Arsenic
<0.0005
0.0005
Barium
<0.0005
0.0005
Beryllium
<0.0005
0.0005
Boron
<0.005
0.005
Cadmium
<0.0005
0.0005
Calcium
<0.5
0.5
Chloride
<2.5
2.5
Chromium
<0.0005
0.0005
Cobalt
<0.0005
0.0005
Conductivity
<5
5
Copper
<0.0005
0.0005
Iron
<0.005
0.005
Lead
<0.0005
0.0005
Magnesium
<0.5
0.5
Manganese
<0.0005
0.0005
Mercury
<0.0002
0.0002
Molybdenum
<0.0005
0.0005
Nickel
<0.00005
0.00005
Potassium
<0.5
0.5
TSS
<2.5
2.5

Selenium
<0.005
0.005
Sodium
<0.5
0.5
Strontium
<0.005
0.005
Sulfate
<2.5
2.5
Thallium
<0.00005
0.00005
TDS
<2.5
2.5
Turbidity
N/A
N/A
Vanadium
<0.0005
0.0005
Zinc
<0.005
0.005

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ell
6ementOne
Ray Porter
Environmental Chemists, Inc.
66002 Windmill Way
Wilmington, NC 28405
Element One Inc.
6319-D Carolina Beach Rd.
Wilmington, NC 28412
Phone: [phone]
Fax: [phone]
[e-mail]
FINAL REPORT OF ANALYSES
March 09, 2015
Client Project Name:
Client Project Number:
E1 Project Number e24189
Sample #
Sample ID 15-06240
Sample Matrix
DW Sample Type
Date Received
03/06/2015
Date Sampled
03105/2015 Time Sampled 1115
Time Received
0810
Delivered by
Client Sampler
Received by
KMS
E1 Sample # 24189-2
Parameter
Result Unit Dilution DL
Method
Date
Chromium VI
< 0.02 pg/L 1 0.02
EPA 218.7
03/09/2015
Ken Smith, Laboratory Director
24189 Envirochem Cr6+Report Compiled by Lk. i
NC Certifications: DW 37788 and DWQ DENR 604

,,-
.cheat ID.
Sfi r�o
Facility Name: Em
Meter Id: 11277 Meter Id: 11280 Meter Id: 09996 - Meter Id: NY1-11373 --
Analyst:
PH Analysis
a n ewR �nN
'Check Buffer 7.0 Comments
Cal./T�i/m�e
Calib%ra�tio`n,Buffer 4.0
Calibration Buffer 10.0
!iv
G V 7--
G/©.D
' v Slope: 9'O • /
"pH buffer checks are to be within ±0.1 pH units of the standards true value
Temp (°C) ■ I
pH Result I
►Buffer Check value
Comment
Facility/Sample location
Time Sampled
Time Analyzed
Ills'
i �s
z2.1
�Y�f
♦If sample is measured in directly in the stream only time analyzed would be recorded.
I- Indicates a recommended drift cbeck. (Use Buffer 7.0) Should be within'' 0.1 units of the buffer's true value)
a Document the temperature of the sample at the time of analysis Note: This temperature is not to be used for reporting on the monthly monitoring report
Calibration drift check is recommended when performing analysis at multiple sampling locations,
•All pH results in pH units 0.e., s.u.).
. -Total Residual Chlorine
Facility/Sample Location
Time Sampled
Time Analyz;dY-
TRC Result
ue/L
Daily check=dard I Comment
obtained value egIL
snc cueca standard obtuned true value ztu (acceptance range IW_Zzu ugt ,) (snoum recover want=iu io or
check standard's obtained true value)
Dissolved Oxygen (DO)
Reference Method: SM 4500 O G, 20 Edition, —YSI DO 550 A Model—YSI PRO 20
Temperature
°C
Adjusted Air
Calibration
(mg/L)
Saturation
%
Calibration Facility/Sample Location DO reading *Time Sample Temperature
Time mg/L Analyzedrfime
Sampled
o� v
9v� bct5� s.� '"5' Uis Z11
1Based on appropriate altitude adjuslmmt
-" -- When performing analysis at multiple sampling locations, re-ca0bration(s) should be performed every four hours:-
-Analysis
time and sampling time the same. (Ideally the sample should be analyzed fii:i - _ _ _ _
P � g � R Y P Yzed' _.. ) ..::: �.:- _..::: ��__�_._.. _ ..:..:-
'Temperature Sensor Annual Check Date (550 A): INPROCESS Temperatare Seasor Annual Check Date (PRO 20):IN PROCESS
Temperature ... . ...-- ... _ __.__ _._....

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