Town of North Wilkesboro

NPDES permit NC0020761 · Major POTW · effective, expires 2031-06-30 · EPA's file as of 2026-09-26

Keep this permit as a site — opens New site at EPA's facility point (36.162222, -81.133889); you set the radius.

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

These are the last limits EPA's file holds for this permit, from an earlier version of it (version 4 in EPA's file): its current version carries none yet. Read your permit: a renewal can change them.

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
0of 11 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 31 days after each monitoring period ends (the most common figure among NC permits in EPA's filings — check your permit).

How strict are these limits?

Each concentration limit against the same limit in comparable permits. Where it appears more than once, its strictest value.

Limits in force (18)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradedaily maximum report only all year
001BOD, 5-day, 20 deg. C7-day average <= 45 mg/L all year
001BOD, 5-day, 20 deg. C30-day average <= 30 mg/L all year
001BOD, 5-day, 20 deg. Cdaily maximum report only all year
001pHdaily minimum >= 6 SU all year
001pHdaily maximum <= 9 SU all year
001Solids, total suspended7-day average <= 45 mg/L all year
001Solids, total suspended30-day average <= 30 mg/L all year
001Solids, total suspendeddaily maximum report only all year
001Nitrogen, total [as N]daily maximum report only all year
001Nitrogen, ammonia total [as N]7-day average <= 27 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]7-day average <= 35 mg/L Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]30-day average <= 9 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]30-day average <= 24 mg/L Jan, Feb, Mar, Nov, Dec
001Phosphorus, total [as P]daily maximum report only all year
001Coliform, fecal MF, MFC broth, 44.5 Cweekly geometric mean <= 400 #/100mL all year
001Coliform, fecal MF, MFC broth, 44.5 Cmonthly geometric mean <= 200 #/100mL all year
001Flow, in conduit or thru treatment plant30-day average <= 2 MGD all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states