NCS000255_2021 DMR_20220111

STORMWATER DISCHARGE OUTFALL (SDO)
MONITORING REPORT
Permit Number NCS 000255
FACILITY NAME Grede 11, LLC
PERSON COLLECTING SAMPLE(S) Brett Bushee
CERTIFIED LABORATORY(S) Pace Analytical Services Lab # 12
Pace Analytical Services Lab # 40
Pace Analytical Services Lab # 633
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 Montgomery
PHONE NO. (310 ) 428-2111 x3279
SIGNATURE OF PERMITTEE OR DESIGNEE
REQUIRED ON PAGE 2.
Outfall
No.
Date
Sample
Collected
50050
Total
Flow (if a.)
Total
Rainfall
Non -Polar OG
Cd, T
Cu, T
Pb, T
Ni, T
TSS
mo/ddl r
MG
inches
mg/L
mg/L
mg1L
mg/L
mg/L
mg/L
001
12/21/21
0.01
0.10
<5.0
<0.00020
0.039
0.0045
0.0036
96.0
Does this facility perform Vehicle Maintenance Aelivilies utii11g more than 55 gallons of new motor oil per month? ()yes eno
(if yes, complete Part B)
Part R' VehirlP MaintPnnnea Artivitv Mnnifnrinv lac nnir-nte
Outfall
No.
Date
Sample
Collected
50050
00556
00530
00400
Total Flow
(if applicable)
Total
Rainfall
Oil & Grease
(if Opp].)
Non -polar
O&G/TPH
(Method 1664
SGT-HEM), if
appl.
Total
Suspended
Solids
pH
New Motor
Oil Usage
mo/dd/vr
MG
inches
m /I
m
unit
nal/mo
Form SWU-247, Iasi revised 611212015
Page I ol'2

STORM EVENT CHARACTERISTICS:
Date 12/21/21
Total Event Precipitation (inches): 0.10
Event Duration (hours): 9.0 (only il`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. I am aware that there are significant penalties for submitting false information,
including the possibility of fines and imprisonment for knowing violations."
re of Permittee
01111 l2022
(Date)
Form SWU-247, Iasi revised 0/I2/2015
Paige 2 01' 2. � a

STORMWATER DISCHARGE OUTFALL (SDO)
MONITORING REPORT
Permit Number NCS 000255
FACILITY NAME Grede II, LLC
PERSON COLLECTING SAMPLE(S) Brett Bushee
CERTIFIED LABORATORY(S) Pace Analytical Services Lab #40
Lab #
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 Montgomery
PHONE NO. (910 ) 428-2111 x3279
SIGNATURE OF PERMITTEE OR DESIGNEE
REQUIRED ON PAGE 2.
Outfall
No.
Date
Sample
Collected
50050
Total
Flow (if a .)
Total
Rainfall
Phenols
COD
pH
mo/ddl r
MG
inches
rng1L
mglL
SU
001
12/21/21
0.01
0.10
<0.020
51.8
7.31
Does this facility perform Vehicle Maintenance Activities using more than 55 gallons of new motor oil per month? ()yes (F)no
(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 /I
unit
al/mo
Form SWU-247, last revised 6112/201.5
Page 1 of?

STORM EVENT CHARACTERISTICS:
Date 12/21/21
Total Event Precipitation (inches): 0.10
Event Duration (hours): 9.0 (can€y if applicable — see permit.)
(if more than one stone event was sampled)
Date
Total Event Precipitation (inches):
Event Duration (hours): (only if applicable -- see permit.)
NJ
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 property 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."
I
01111 /2022
(Signatire o cr ittee) (Date)
Form SWU-247, least revised 611212 15
Page 2 ol'2-