Town of Hertford

NPDES permit NC0021849 · Minor POTW · effective, expires 2027-12-31 · EPA's file as of 2026-09-19

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.

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

7values over a limit
0required values missing, on 0 form(s)
0of 11 forms filed late

Last period with anything received: 2026-07-31. Most often over: Enterococci (3), pH (2), Solids, total suspended (2).

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).

Limits in force (28)

OutfallParameterStatisticLimitMonths
002Temperature, water deg. centigradeDAILY MX report only all year
002Temperature, water deg. centigradeDAILY MX report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
002Temperature, water deg. centigradeDAILY MX report only Jun, Jul, Aug, Sep
002Temperature, water deg. centigradeDAILY MX report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
002Temperature, water deg. centigradeDAILY MX report only Jun, Jul, Aug, Sep
002Oxygen, dissolved [DO]DAILY MN >= 5 mg/L all year
002Oxygen, dissolved [DO]DAILY MX report only Jun, Jul, Aug, Sep
002Oxygen, dissolved [DO]DAILY MX report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
002Oxygen, dissolved [DO]DAILY MX report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
002Oxygen, dissolved [DO]DAILY MX report only Jun, Jul, Aug, Sep
002BOD, 5-day, 20 deg. C7 DA AVG <= 45 mg/L Jan, Feb, Mar, Nov, Dec
002BOD, 5-day, 20 deg. C7 DA AVG <= 22.5 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
002BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L Jan, Feb, Mar, Nov, Dec
002BOD, 5-day, 20 deg. C30DA AVG <= 15 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
002BOD, 5-day, 20 deg. CDAILY MX report only all year
002pHDAILY MN >= 6.8 SU all year
002pHDAILY MX <= 8.5 SU all year
002Solids, total suspended7 DA AVG <= 45 mg/L all year
002Solids, total suspended30DA AVG <= 30 mg/L all year
002Solids, total suspendedDAILY MX report only all year
002Nitrogen, ammonia total [as N]7 DA AVG <= 24 mg/L Jan, Feb, Mar, Nov, Dec
002Nitrogen, ammonia total [as N]7 DA AVG <= 12 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]30DA AVG <= 8 mg/L Jan, Feb, Mar, Nov, Dec
002Nitrogen, ammonia total [as N]30DA AVG <= 4 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
002Flow, in conduit or thru treatment plant30DA AVG <= .7 MGD all year
002Chlorine, total residualDAILY MX <= 13 ug/L all year
002EnterococciWK GEOMN <= 276 CFU/100mL all year
002EnterococciMO GEOMN <= 35 CFU/100mL 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