NCS000546 DMR SW

STORMWATER DISCHARGE OUTFALL (SDO)
MONITORING REPORT
Permit Number NCS 000546 SAMPLES COLLECTED DURING CALENDAR YEAR: 2015
(This monitoring report shall be received by the Division no later than 30 days from
the date the facility receives the sampling results from the laboratory.)
FACILITY NAME Allen Steam Station
PERSON COLLECTING SAMPLE(S) Staff
CERTIFIED LABORATORY(S) Duke Energy of the Carolinas, LLC Lab #248
Shealy Environmental Services, NC Lab #329
Part A: Specific Monitoring Requirements
COUNTY Gaston
PHONE NO. [phone]
SIGNATURE OF PERMITTEE OR DESIGNEE
REQUIRED ON PACE 2.
Outfall Date
No. Sample
Collected
50050
01042
00400
01077
01002
01022
01012
01027
Total
Flow (if app.)
Total
Rainfall
pH
Silver, Total (as
Ag)
Arsenic,
Total (as As)
Boron, Total
(as B)
Beryllium,
Total (as Be)
Cadmium,
Total (as Cd)
mo/dd/ r
MG
inches
m /L
mg/L.
m /L
m /L
m L
m /L
SW010 11/30/2015 1
N/A
11.79
<0.001 0.0059
1 <0.0003
10.0024
<0.05
<0.001
<0.001
Outfall Date
01034
01042
01067
01051
01097 01,147
01059
01092
No. Sample
Collected
Chromium,
Total as Cr
Copper, Total
as Cu
Nickel, Total
as Ni
Lead, Total
as Pb
Antimony, Selenium,
Total as Sb Total as Se
Thallium,
Total (As TI
Zinc, Total (as
Zn
mo/ild/ r
m' /L
m /L
m /L
m /L
m /L m /L
m /L
m /L
SWO10 11/30/2015
0.00242
0.0076
0.0024
0.00157
<0.001 0.0059
<0.0002
0.052
Outfall
No.
Date
Sample
Collected
71900
C0530
Mercury,
Total, Method
1631E
Solids, Total
Suspended -
Concentration
01022
mo/dd/ r
I n
mg/'L
SW010
11/30/2015 16.27
Silver, Total�(as :
Ag)
136
Outfall Date
No. Sample
Collected
50050
00400
01077
01002
01022
01012
01027
Total
Flow (ifapp.)
Total
Rainfall
pH.
Silver, Total�(as :
Ag)
Arsenic,
Total (as As)
Boron, Total
(as B)
Beryllium,
Total (as Be)
Cadmium,
Total (as Cd)
m6/4d/-Yr .
MG
inches
m /L
m /L
m /L
m /L
m L
SWO13-09 11/30/2015
1 N/A
11.79
6.07
<0.0003
1 <0.001
10.115
1 <0.001
<0.001
Form S WU-247, last revised 2/2/2012
Page 1 of 3

Outfall Date
No. Sample
Collected
01034
01042
01067
01051;;
01097
01147
01059
01092
Chromium,
Total as Cr)
Copper, Total'
(as Cu
Nickel, Total
(as. Ni)
Lead, Total
as Pb
Antimony,
Total, as_Sb
Selenium,
Total, as Se
Thallium,
Total As TI
Zinc, Total (as
Zn
'mo/dd/ r
m /L
m /L
; m /L
m /L ,';'
m /L
m /L
m /L
m /L
SW013-09 11/30/2015
<0.001
0.00253
0.00569
<0.001
<0.001
<0.001
<0.0002
0.034
Outfall Date
No. Sample
Collected
71900
C0530
Mercury,
Total; Method
1631,E
Solids, Total
Suspended -
Concentration
mo/dd/r
n /L
m /L
SWO13-09 11/30/2015
12.7
1<5
Does this facility perform Vehicle Maintenance Activities using more than 55 gallons of new motor oil per month? _yes X no
(if yes, complete Part B)
Part B: Vehicle Maintenance Activity MonitorinE Requirements
Outfall
'Date
50050
00556
00530
00400
No.
Sample
Total Flow
Total
Oil& Grease
Non -polar
Total
pH
New Motor
Collected
(if applicable)
Rainfall
(if appl.)
O'&G/TPH
Suspended
Oil Usage
(Method. 1664
Solids
SGT -HEM), if
a' 1.
mo/dd/ r
MG
inches
m Its
m /l
unit Igaurno
No Exceedances
STORM EVENT CHARACTERISTICS:
Date 11/30/2015
Total Event Precipitation (inches): 1.79
Event Duration (hours): (only if applicable — see permit.)
(if more than one storm event was sampled)
Date
Total Event Precipitation (inches):
Event Duration (hours): (only if applicable —see permit.)
Mail Original and one copy to:
Division of Water Quality
Attn: Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
Form SWU-247, last revised 2/212012
Page 2 of 3

"I certify, under penalty of law, that this document and all attachments were prepared under my direction or supervision in accordance with a
system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person
or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the
best of my knowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for submitting false information,
including the possibility of fines and imprisonment for knowing violations."
P 31� JAIAA /— /�— I (o
(Signature of Permittee) (Date)
Form SWU-247, last revised 21212012
Page 3 of 3