NC0056618_Draft_Fact Sheet_20230908

FACT SHEET
EXPEDITED - PERMIT RENEWAL
Basic Information for Expedited Permit Renewals
Permit Writer/Date
Caroline Robinson / August 31, 2023
Permit Number - Class
NCO056618 — Class WW-2
Flow
0.125 MGD & 0.5 MGD
Owner
Carolina Water Service, Inc. of North Carolina
Facility Name
Carolina Pines Estates WWTP
Type of Waste
100 % domestic
Basin Name/Sub-basin number
Neuse River Basin / 03-04-10
Receiving Stream
Neuse River [segment 27-(104)]
Stream Classification in Permit
SB-Swamp NSW
NH3 limits were added when the POTW received an
authorization to construct and expand to a 0.5 MGD
wastewater treatment system, based upon the modeling
conducted in 1993. No limits were added for the current
Does permit need Daily Max NH3 limits?
0.125 MGD wastewater treatment system. Due to the tidal
stream, the limits for the 0.5 MGD expansion cannot be
recalculated using the toxicity spreadsheet. Facility has
been compliant with NH3 limits during the last permit
c cle. Limits will remain unchanged.
No limits were added for the current 0.125 MGD
Does permit need TRC limits/language?
wastewater treatment system; however, for the 0.5 MGD
expansion, the TRC limit is at the standard for salt waters.
Does permit have toxicity testing?
No
Does permit have Special Conditions?
Neuse nutrient conditions
Does permit have instream monitoring?
No
Is the stream impaired (on 303(d) list)?
Yes, added to the 303 (d) list in 2008 for Copper exceeding
criteria. Remains on the list.
One enforcement, three NOVs related to BOD daily
maximum exceedances, three NODS related to BOD daily
Any obvious compliance concerns?
maximum and monthly average exceedances, and one
enforcement case related to Enterococci daily maximum
exceedance, during this permit cycle.
Any permit MODS since lastpermit?
No
Requests for Renewal
Received January 13, 2023
New expiration date
August 31, 2028
Changes to current permit?
Updated map, updated eDMR language, & added Neuse nutrient
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