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NPDES permit ME0090719 · Minor FEDERAL · administratively continued, expires 2026-03-31 · 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.

This permit expired on 2026-03-31 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

1values over a limit
0required values missing, on 0 form(s)
2of 30 forms filed late

Last period with anything received: 2026-08-31. Most often over: Oil and grease, hexane extr method (1).

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 (12)

OutfallParameterStatisticLimitMonths
084pHMINIMUM >= 6 SU all year
084pHMAXIMUM <= 9 SU all year
084Solids, total suspendedDAILY MX <= 50 mg/L all year
084Solids, total suspendedDAILY MX <= 12.51 lb/d all year
084Oil and grease, hexane extr methodDAILY MX <= 15 mg/L all year
084Flow, in conduit or thru treatment plantDAILY MX report only all year
22BpHMINIMUM >= 6 SU all year
22BpHMAXIMUM <= 9 SU all year
22BSolids, total suspendedDAILY MX <= 50 mg/L all year
22BSolids, total suspendedDAILY MX <= 12.51 lb/d all year
22BOil and grease, hexane extr methodDAILY MX <= 15 mg/L all year
22BFlow, in conduit or thru treatment plantDAILY MX report only 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