NCS000541_2021 DMR_20210802

STORMWATER DISCHARGE OUTFALL (SDO)
MONITORING REPORT
Permit Number NCS 000541
FACILITY NAME GROWMARK, Inc. - Lumberton Fertilizer Plant
PERSON COLLECTING SAMPLE(S) Art Barnhardt
CERTIFIED LABORATORY(S) Pace Analytical Lab # 375
Lab #
Part A: Specific Monitoring Requirements
SAMPLES COLLECTED DURING CALENDAR YEAR: 4 total
(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 Robeson County
PHONE NO. 9( 10 ) 739-7562
SIGNATURE OF PERMITTEE OR DESIGNEE
REQUIRED ON PAGE 2.
Outfall
No.
Date
Sample
Collected
50050
Total
Flow (if app.)
Total
Rainfall
pH
Total Nitrogen
Susp. Solids
Ammonia N
TKN
Phosphorus
mo/dd/ r
MG
inches
Outfall #1
7/02/2021
N/A
0.75
7.23
<0.100
5.20
<0.25
<0.25
0.112
m /L
m /L
m /L
m /L
m /L
Outfall #2
7/02/2021
N/A
0.75
7.89
90.4
16.1
57.8
81.3
6.48
m /L
m /L
m /L
m /L
m /L
Does this facility perform Vehicle Maintenance Activities using more than 55 gallons of new motor oil per month? ()yes Qno
(if yes, complete Part B)
Part B: Vehicle Maintenance Activity Monitoring Requirements
Outfall
No.
Date
Sample
Collected
50050
00556
00530
00400
Total Flow
(if applicable)
Total
Rainfall
Oil & Grease
(if appl.)
Non -polar
O&G/TPH
(Method 1664
SGT-HEM), if
appl.
Total
Suspended
Solids
pH
New Motor
Oil Usage
mo/dd/ r
MG
inches
m /l
m /l
unit
al/mo
N/A
Form SWU-247, last revised 611212015
Page 1 of 2

STORMWATER DISCHARGE OUTFALL (SDO)
MONITORING REPORT
Permit Number NCS 000541
FACILITY NAME GROWMARK, Inc. - Lumberton Fertilizer Plant
PERSON COLLECTING SAMPLE(S) Art Barnhardt
CERTIFIED LABORATORY(S) Pace Analytical Lab # 375
Lab #
Part A: Specific Monitoring Requirements
SAMPLES COLLECTED DURING CALENDAR YEAR: 4 total
(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 Robeson County
PHONE NO. 9( 10 ) 739-7562
SIGNATURE OF PERMITTEE OR DESIGNEE
REQUIRED ON PAGE 2.
Outfall
No.
Date
Sample
Collected
50050
Total
Flow (if app.)
Total
Rainfall
COD
BOD
Nitrate as N
Nitrite as N
Sulfate
mo/dd/ r
MG
inches
Outfall #1
7/02/2021
N/A
0.75
45.8
2.90
< 0.100
< 0.100
< 5.0
m /L
m /L
m /L
m /L
m /L
Outfall #2
7/02/2021
N/A
0.75
69.9
31.2
6.68
2.42
128
m /L
m /L
m /L
m /L
m /L
Does this facility perform Vehicle Maintenance Activities using more than 55 gallons of new motor oil per month? ()yes ono
(if yes, complete Part B)
Part B: Vehicle Maintenance Activity Monitoring Requirements
Outfall
No.
Date
Sample
Collected
50050
00556
00530
00400
Total Flow
(if applicable)
Total
Rainfall
Oil & Grease
(if appl.)
Non -polar
O&G/TPH
(Method 1664
SGT-HEM), if
appl.
Total
Suspended
Solids
pH
New Motor
Oil Usage
mo/dd/ r
MG
inches
m /l
m /l
unit
al/mo
N/A
Form SWU-247, last revised 611212015
Page 1 of 2

STORM EVENT CHARACTERISTICS:
Date 7/02/21
Total Event Precipitation (inches): 0.75
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 Energy Mineral and Land Resources
Attn: Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
"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. 1 am aware that there are significant penalties for submitting false information,
including the possibility of fines and imprisonment for knowing violations."
/ 8/02/2021
( ignat re of Permittee (Date)
Form SWU-247, last revised 611212015
Page 2 of 2