Grottoes Town

NPDES permit VA0065374 · Minor POTW · effective, expires 2030-09-30 · 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

0values over a limit
2required values missing, on 1 form(s)
1of 12 forms filed late

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

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 (19)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. CMX WK AV <= 45 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 45 kg/d all year
001BOD, 5-day, 20 deg. CMX WK AV <= 68 kg/d all year
001BOD, 5-day, 20 deg. CMO AVG report only all year
001pHMINIMUM >= 6.5 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedMX WK AV <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 45 kg/d all year
001Solids, total suspendedMX WK AV <= 68 kg/d all year
001Solids, total suspendedMO AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]MAXIMUM report only all year
001Flow, in conduit or thru treatment plantMO AVG <= .4 MGD (alert) all year
001Flow, in conduit or thru treatment plantDAILY MX report only (alert) all year
001E. coliGEO MEAN <= 126 #/100mL all year
001Phosphorus, Total As PMO AVG <= 2.5 mg/L all year
001Phosphorus, Total As PMAXIMUM <= 1381.5 kg/yr 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