Hampton Roads Sanitation District

NPDES permit VA0021253 · Minor POTW · effective, expires 2031-08-31 · 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

2values over a limit
0required values missing, on 0 form(s)
1of 16 forms filed late

Last period with anything received: 2026-07-31. Most often over: BOD, carbonaceous [5 day, 20 C] (1), Nitrogen, ammonia 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 (31)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]MINIMUM >= 6.5 mg/L all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG <= 10 mg/L all year
001Solids, total suspendedWKLY AVG <= 15 mg/L all year
001Solids, total suspendedMO AVG <= 28 kg/d all year
001Solids, total suspendedWKLY AVG <= 42 kg/d all year
001Solids, total suspendedMO AVG report only all year
001Nitrogen, total [as N]ANNL AVG <= 4 mg/L all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG report only Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 4.6 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]WKLY AVG report only Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]WKLY AVG <= 6.2 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]ANNL AVG <= .3 mg/L all year
001Phosphorus, total [as P]MO AVG report only all year
001Copper, total recoverableMO AVG <= 12 ug/L all year
001Copper, total recoverableWKLY AVG <= 12 ug/L all year
001Flow, in conduit or thru treatment plantMO AVG <= .75 MGD (alert) all year
001Flow, in conduit or thru treatment plantMAXIMUM report only (alert) all year
001Chlorine, total residualMO AVG <= .013 mg/L all year
001Chlorine, total residualWKLY AVG <= .016 mg/L all year
001EnterococciMO AVG <= 35 #/100mL all year
001Coliform, fecal generalMO AVG <= 200 #/100mL all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 15 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 28 kg/d all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 42 kg/d all year
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carb-5 day, 20 deg C, percent removalMO AV MN >= 85 % 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