NCG020858_2021 DMR_20210413 (2)

Certificate of Coverage No. NCG02 0❑®5❑®
Additional Outfall Attachment (make copies as needed for additional outfalls)
Wastewater (WW) Discharge Outfall No. 4
Is this an industrial sand mine (See 40 CFR §436 Subpart D)? Yes ❑ No ✓❑
Does this outfall discharge WW to SA waters? Yes ❑ No ✓❑
Does this outfall discharge WW to SB or PNA waters? Yes ❑ No ✓❑
Does this outfall discharge WW to HQW or ORW waters? Yes ❑ No ✓❑
If so, what is the 7Q10 flow rate? or Tidally influenced waters, 7Q10 not available ❑
Does this outfall discharge WW to Trout jr) designated waters? Yes ❑ No ❑✓
Were there any limit violations in the calendar year reported? Yes ❑ No ✓0
Outfall No.
4
Daily Flow
Rate, cfs
pH,
SU
TSS,
mg/I
SS,
ml/I
if applicable
Discharge
Turbidity,
N TU
Upstream
(U) Turbidity,
N TU
Downstream
(D) Turbidity,
N TU
Fecal
Coliform,
col/100 ml
(SA)
Effluent
Limitations
Mo. Ave I Daily Max.
HQW or ORIN
50% of
7Q10
Indicate NO FLOW
if applicable
freshwater
6.0-9.0
saltwater
6.8-8.5
Industrial Sand
25/45
HQW orORIN
20/30
HQW or ORIN
and Tr or PNA
10/ 15
HQW, ORW,
SA, SB,PNA,
or any Trout
0.1 /0.2
No Limit
Circle Water
Q uality that appl card
50/25/10
N/A
Water Quality
Standard applies
N/A
Water Quality
Standard applies
N/A
Date Sample
Collected,
mo/dd/yr
4/13/2021 -
No Disc ar
e - Watei
used for p
ocessing and
recycled t
pit
Permit Date 10/1/2015 - 9/30/2020
Last Revised 10-2-2015