NCG200351_DMR_20200930

Semi-annual Stormwater Discharge Monitoring Report (DMR)
for North Carolina DEMLR General Permit No. NCG200000 — Scrap Metal Recycling
Date submitted September 30, 2020
CERTIFICATE OF COVERAGE NO. NCG200351
FACILITY NAME CIVIC Recycling
COUNTY Mecklenburg
PERSON COLLECTING SAMPLES Craig Neil, PG (EnviroTrac)
LABORATORY Pace Analytical Lab Cert. # 40
Comments on sample collection or analysis:
Part A: Stormwater Benchmarks and Monitoring Results
SAMPLE COLLECTION YEAR 2020
SAMPLE PERIOD ❑ Jan -June ❑ July -Dec
or ® Monthly' August (month)
n DISCHARGING TO CLASS ❑ORW ❑HQW [-]Trout❑PNA
� �),/ ❑Zero -flow ❑Water Supply ❑SA
OCT 12 ZOZO ❑Saltwater ®Other_C
`rsTf�IL N] PLEASE REMEMBER TO SIGN ON THE REVERSE
G W{� "�•Yi�N
❑ No discharge this period?'
Outfall No.
Date Sample
Collected'
(mo/dd/yr)
24-hour rainfall
amount,
Inches3
Total Suspended
Solids
Chemical Oxygen
Demand
Non -polar oil & grease
EPA Method 1664
(SGT-HEM)
Copper,
Total
Lead,
Total
Zinc,
Total
Benchmarks =_>
_
-
100 mg/L or
50 mg/L4
120 mg/L
15 mg/L
0.010 mg/L or
0.005 mg/LS
0.075 mg/L or
0.210 mg/Ls
0.126 mg/L or
0.090 mg/Ls
1
08/31/2020
1.28
20.2
64.9
<5
0.03
<0.005
0.0462
2
08/31/2020
No Flow
_
3
08/31/2020
1.28
29.5
36.2
<5
0.0385
0.0116
0.113
4
08/31/2020
1.28
203
103
9.2
0.0816
0.025
0.230
_
5
08/31/2020
1.28
65
91.1
_ _ _
<5
0.0423
0.0085
0.129
%4ciA!,Jy ainplirg (instead of semi-annual) must begin with the second consecutive benchmark exceedance for the same parameter at the same outfall.
For sompiing periuds with no discharge al�ny single outfall, you must still submit this discharge monitoring report with a checkmark here.
'The total pi:,cipitation ,uist be recurded using data front an on -site rain gauge. Unattended sites may be eligible for a waiver of the rain gauge requirement.
-,ee General Permit texi, Table 3 ur Tablc 4, identifying protected receiving water classifications where the more protective TSS benchmark applies.
Sturn waler dischaigcs into receiving waters dassilied as saltwater are subject to the second listed benchmark.
:xample, do not resort Below Detection Limit, BDL, <PQL, Non -detect, ND, or other similar non -
nits, they must bu repuk ied in the format, "<XX mg/L", where XX is the numerical value of the
detection limit, reporting limit, quantitation limit, etc. in mg/L.
i4u£c: fJ°you repot u suniLz,'c value ill excess of Lhe L: ti__fimarlc, you must implement Tier 1, Tier 2, or Tier responses. See General Permit.
Pai t B: Jcl' Mc et�alnterisiicc Area Monitoring RcsuliS: ��nly for facilities averaging > 55 gal of new oil per month.
Permit Date: 02/02/2015-12/31/2019 SWU-256, last revised 1/28/2015
Page 1 of 2

n No discharae this oeriod?z
Outfall No.
Date Sample
Collected'
(mo/dd/yr)
24-hour rainfall
amount,
Inches'
Non -polar O&G by EPA
1664 (SGT-HEM)
Total Suspended Solids
Benchmarks =__>
_
-
15 mg/L
100 mg/L or 50 mg/1.4
Footnotes from Part A also apply to this Part B
Note: If Vou report a sample value in excess of the benchmark, you must implement Tier 1, Tier 2, or Tier 3 responses. See General Permit.
FOR PART A AND PART B MONITORING RESULTS:
• A SINGLE BENCHMARK EXCEEDANCE TRIGGERS TIER 1 REQUIREMENTS.
• 2 EXCEEDANCES IN A ROW FOR THE SAME PARAMETER AT THE SAME OUTFALL TRIGGER TIER 2 REQUIREMENTS.
• TIER 3: HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDANCES FOR THE SAME PARAMETER AT ANY ONE OUTFALL? YES ❑ NO ❑
IF YES, HAVE YOU CONTACTED THE DEMUR REGIONAL OFFICE AS REQUIRED BY THE PERMIT? YES ❑ NO ❑
REGIONAL OFFICE CONTACT NAME:
Mail an original and one copy of this DMR, including all "No Discharge" reports, within 30 days of receipt of the lab results for at end of monitoring period
in the case of "No Discharge" reports) to:
Division of Water Resources
Attn: DWR Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
YOU MUST SIGN THIS CERTIFICATION FOR ANY INFORMATION REPORTED:
o; srl,endsiui n ..u.oidance wail,,, system designed to
,
..airy of the persurI or persons who manage the system, or
v of my knowledge and belief, true, accurate, and complete. I
fines and imprisonment for knowing violations."
-- -nr��_� _•p- __ - — 9/30/2020
(Signature of Permittee) (Date)
Permit Date: 02/02/2015-12/31/2019 SWU-256, last revised 1/28/2015
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