OGUNQUIT SEWER DISTRICT

NPDES permit ME0100986 · Major POTW · administratively continued, expires 2023-11-30 · EPA's file as of 2026-09-19

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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.

This permit expired on 2023-11-30 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

2values 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: Coliform, fecal general (2).

Reporting

Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (26)

OutfallParameterStatisticLimitMonths
002BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
002BOD, 5-day, 20 deg. CDAILY MX <= 50 mg/L all year
002BOD, 5-day, 20 deg. CMO AVG <= 320 lb/d all year
002BOD, 5-day, 20 deg. CDAILY MX <= 534 lb/d all year
002BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
002BOD, 5-day, 20 deg. CWKLY AVG <= 480 lb/d all year
002pHMINIMUM >= 6 SU all year
002pHMAXIMUM <= 9 SU all year
002Solids, total suspendedMO AVG <= 30 mg/L all year
002Solids, total suspendedDAILY MX <= 50 mg/L all year
002Solids, total suspendedMO AVG <= 320 lb/d all year
002Solids, total suspendedDAILY MX <= 534 lb/d all year
002Solids, total suspendedWKLY AVG <= 45 mg/L all year
002Solids, total suspendedWKLY AVG <= 480 lb/d all year
002Solids, settleableDAILY MX <= .3 mL/L all year
002Flow, in conduit or thru treatment plantMO AVG <= 1.28 MGD all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Chlorine, total residualMO AVG <= .1 mg/L Apr, May, Jun, Jul, Aug, Sep
002Chlorine, total residualDAILY MX <= .65 mg/L Jan, Feb, Mar, Oct, Nov, Dec
002Chlorine, total residualDAILY MX <= .3 mg/L Apr, May, Jun, Jul, Aug, Sep
002Mercury, total [as Hg]MO AVG <= 19.3 ng/L all year
002Mercury, total [as Hg]DAILY MX <= 29 ng/L all year
002Coliform, fecal generalMO GEO <= 15 #/100mL all year
002Coliform, fecal generalDAILY MX <= 50 #/100mL all year
002BOD, 5-day, percent removalMO AV MN >= 85 % all year
002Solids, 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