Northumberland County

NPDES permit VA0060712 · Minor POTW · effective, expires 2026-09-30 · 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 12 forms filed late

Last period with anything received: 2026-07-31. Most often over: Nitrogen, ammonia total [as N] (6), Nitrogen, Total As N (1).

Reporting

Reports are due about 10 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (25)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]DAILY MN >= 5 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 24 mg/L all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 36 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 18 kg/d all year
001BOD, 5-day, 20 deg. CWKLY MAX <= 27 kg/d all year
001BOD, 5-day, 20 deg. CMO AVG report only all year
001BOD, 5-day, 20 deg. CWKLY AVG report only all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 24 mg/L all year
001Solids, total suspendedWKLY AVG <= 36 mg/L all year
001Solids, total suspendedMO AVG <= 18 kg/d all year
001Solids, total suspendedWKLY MAX <= 27 kg/d all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedWKLY AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 1.12 mg/L all year
001Nitrogen, ammonia total [as N]WKLY AVG <= 1.5 mg/L all year
001Flow, in conduit or thru treatment plantMO AVG <= .2 MGD (alert) all year
001Flow, in conduit or thru treatment plantWKLY AVG report only (alert) all year
001BOD, percent removal [total]MO AV MN >= 85 % all year
001Nitrogen, Total As NMO AVG <= 4 mg/L all year
001Phosphorus, Total As PMO AVG <= .3 mg/L all year
001EnterococciMO GEOMN <= 35 #/100mL all year
001Coliform, fecal generalMO GEOMN <= 200 #/100mL all year
001Solids, suspended percent removalMO AV MN >= 85 % 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