NCS000251_2021 DMR_20220113

46L
Georgia-Pacific Chemicals LLC
Conway Resins Plant
P.O. Box 368
Conway, NC 27820
Phone [phone]
Fax [phone]
January 13, 2022
Certified Mail — 7019 0160 0001 1.456 1891
DEQ Raleigh Regional Office
Attn: DEMLR Stormwater Program
3800 Barrett Drive
Raleigh, NC 27609
RE: Stormwater Permit NCS000251
Georgia-Pacific Chemicals LLC
Northampton County
Stormwater Monitoring - August 1, 2021— January 31, 2022
Conway, NC
Dear Gentlemen/Ladies;
Georgia-Pacific Chemicals LLC (GP) is respectfully submitting the facility's 2021 Fall Stormwater
(August 2021-January 2022) sampling data on Form SWU-246-051100, pursuant to the monitoring
requirements set forth in the above noted permit. Although NPDES stormwater permit NCS000251
expired on January 31, 2016, the facility continues to discharge stormwater per the automatic
authorization to discharge beyond the expiration date granted in Part II, Section B: General Condition 1,
of the permit. The facility submitted all necessary forms required by the agency to renew the permit on
July 30, 2015.
Should you have any questions, please feel free to contact Tim Riddick at [phone].
Sincerely,
Robert Dalton
Plant Manager

STORMWATER DISCHARGE OUTFALL (SDO)
MONITORING REPORT
Permit Number: NC NCS000251 or
Certificate of Coverage Number: NCG
FACILITY NAME Georgia-Pacific Chemicals LLC
PERSON COLLECTING SAMPLE(S) 'Walter Lee
CERTIFIED LABORATORY(5 Universal Laboratories Lab# 543
Summit Environmental Lab# 631
Georgia-Pacific Chemicals LLC Lab# 5464
Part A: Specific Monitoring Requirements
SAMPLES COLLECTED DURING CALENDAR YEAR: 202I
(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.)
COUNTY Northampton
P1x9tqVNs0. 252-S8S-123��
(SIGNMRE OF PERMITTEE OR DESIGNEE)
By this signature, I certify that this report is accurate
complete t0 the best of my knowledge
Outfall
No.
Date
Sample
Collected
50050
00556
00310
00340
00600
00665
00400
Total
Flow
Oil and
Grease
BOD5
COD
Total
Nitrogen
Total
Phosphorus
PH
moldd! r
MG
m l
m
mg/1
mg/1
mg/1
S.U.
001
12/08/21
0.004
<5
6
<20
1.20
1.13
7.8
002
12/08/21
0.019
<5
17
51.3
3.93
0.34
8.9
003
1 12/19/21
0.009
<5
3
<20
0.41
0.03
1 7.5
004
12/08/21
0.003
<5
14
69.6
5.36
0.12
7.2
Does this facility perform Vehicle Maintenance Activities using more than 55 gallons of new motor oil per month?_Xyes _no
(If yes, complete Part B)
Part B: Vehicle Maintenance Activity Monitoring Requirements
Outfall
No.
Date
Sample
Collected
50050
00556
00530
00400
Total
Flow
Oil
and
Grease
Total
Suspended
Solids
pH
New Motor Oil
Usage
g
mo/dd/ r
MG
m l
m l
S.U.
al/mo
002
12/08/21
0.019
1 <5
10.0
8.9
100
Form SWU-246-051100
Page 1 of 3

STORMWATER DISCHARGE QUTFALL (SDO)
MONITORING REPORT
Permit Number: NC NCS000251 or
Certificate of Coverage Number: NCG
FACILITY NAME Georgia-Pacific Chemicals LLC
PERSON COLLECTING SAMPLE(S) Walter Lee
CERTIFIED LABORATORY(S Universal Laboratories Lab# 543
Summit Environmental Lab# 631
Georgia-Pacific Chemicals LLC Lab# 5464
Part A: Specific Monitoring Requirements
SAMPLES COLLECTED DURING CALENDAR YEAR: 2021
(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.)
COUNTY Northampton
PH STQ. 52-585-1232
(SIGNATURE OF PERMITTEE OR DESIGNEE)
By this signature, I certify that this report is accurate
complete to the best of my knowledge
Outfall
No.
Date
Sample
Collected
50050
Total
Flow
p-cresol
o-cresol
m-cresol
Cresol
Phenol
Formaldehyde
NPDES
Flow P, Wier
moldd/yr
MG
nigh
mg/I
mgll
m 0
mgll
mg/1
MGD
002
12/08/21
0.019
<0.01
<0.01
<0.01
<0.01
<0.01
0.355
ilia
Form SWU-246-051100
Page 2 of 3

STORM EVENT CHARACTERISTICS: Mail Original and one copy to:
Division of Water Quality
Date: 12 / 0 8 / 2 0 21 Attn: Central Files
Total Event Precipitation (inches): 0.12 1617 Mail Service Center
Event Duration (hours): 5 (only if applicable — see permit.) Raleigh, North Carolina 27699-1617
(if more than one storm event was sampled)
Date 12/19/2021
Total Event Precipitation (inches): 0.5
Event Duration (hours): 7 (only if applicable — see permit.)
"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,
includin the possibi ' of fines and imprisonment for knowing violations."
(Signature of Permittee) (Date)
Form S WU-247, last revised 21212012
Page 3 of 3