MARIETTA POTW, HCR LAGOON

NPDES permit MS0057088 · Minor POTW · effective, expires 2027-02-28 · 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)
8of 12 forms filed late

Last period with anything received: 2026-07-31. Most often over: BOD, 5-day, percent removal (1), Solids, suspended percent removal (1).

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (20)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. CMX MO AV <= 45 mg/L all year
001BOD, 5-day, 20 deg. CMO TOTAL report only all year
001BOD, 5-day, 20 deg. CANNL AVG <= 18.75 lb/d all year
001BOD, 5-day, 20 deg. CMX MO AV report only all year
001BOD, 5-day, 20 deg. CMO TOTAL report only all year
001BOD, 5-day, 20 deg. CANNL AVG report only all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMX MO AV <= 90 mg/L all year
001Solids, total suspendedMO TOTAL report only all year
001Solids, total suspendedANNL AVG <= 37.5 lb/d all year
001Solids, total suspendedMX MO AV report only all year
001Solids, total suspendedMO TOTAL report only all year
001Solids, total suspendedANNL AVG report only all year
001Flow, in conduit or thru treatment plantMO TOTAL report only all year
001Flow, in conduit or thru treatment plantANNL AVG <= .05 MGD all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantWKLY MAX report only all year
001BOD, 5-day, percent removalMINIMUM >= 65 % all year
001Solids, suspended percent removalMINIMUM >= 65 % 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