EAST MACHIAS TOWN OF

NPDES permit ME0102156 · Minor POTW · administratively continued, expires 2023-07-31 · 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 2023-07-31 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)
0of 77 forms filed late

Last period with anything received: 2026-07-31. Most often over: Coliform, fecal MF, MFC broth, 44.5 C (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 (110)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 50 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 1 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX <= 1.5 lb/d all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 1.3 lb/d all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedDAILY MX <= 50 mg/L all year
001Solids, total suspendedMO AVG <= 1 lb/d all year
001Solids, total suspendedDAILY MX <= 1.5 lb/d all year
001Solids, total suspendedWKLY AVG <= 45 mg/L all year
001Solids, total suspendedWKLY AVG <= 1.3 lb/d all year
001Coliform, fecal MF, MFC broth, 44.5 CMO GEO <= 15 #/100mL May, Jun, Jul, Aug, Sep
001Coliform, fecal MF, MFC broth, 44.5 CDAILY MX <= 50 #/100mL May, Jun, Jul, Aug, Sep
001Flow, in conduit or thru treatment plantMO AVG <= 3575 gal/d all year
001Chlorine, total residualDAILY MX <= 1 mg/L all year
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
003BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
003BOD, 5-day, 20 deg. CDAILY MX <= 50 mg/L all year
003BOD, 5-day, 20 deg. CMO AVG <= 1 lb/d all year
003BOD, 5-day, 20 deg. CDAILY MX <= 1.6 lb/d all year
003BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
003BOD, 5-day, 20 deg. CWKLY AVG <= 1.4 lb/d all year
003pHMINIMUM >= 6 SU all year
003pHMAXIMUM <= 9 SU all year
003Solids, total suspendedMO AVG <= 30 mg/L all year
003Solids, total suspendedDAILY MX <= 50 mg/L all year
003Solids, total suspendedMO AVG <= 1 lb/d all year
003Solids, total suspendedDAILY MX <= 1.6 lb/d all year
003Solids, total suspendedWKLY AVG <= 45 mg/L all year
003Solids, total suspendedWKLY AVG <= 1.4 lb/d all year
003Coliform, fecal MF, MFC broth, 44.5 CMO GEO <= 15 #/100mL May, Jun, Jul, Aug, Sep
003Coliform, fecal MF, MFC broth, 44.5 CDAILY MX <= 50 #/100mL May, Jun, Jul, Aug, Sep
003Flow, in conduit or thru treatment plantMO AVG <= 3800 gal/d all year
003Chlorine, total residualDAILY MX <= .3 mg/L all year
003BOD, 5-day, percent removalMO AV MN >= 85 % all year
003Solids, suspended percent removalMO AV MN >= 85 % all year
005BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
005BOD, 5-day, 20 deg. CDAILY MX <= 50 mg/L all year
005BOD, 5-day, 20 deg. CMO AVG <= 2 lb/d all year
005BOD, 5-day, 20 deg. CDAILY MX <= 2.9 lb/d all year
005BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
005BOD, 5-day, 20 deg. CWKLY AVG <= 2.6 lb/d all year
005pHMINIMUM >= 6 SU all year
005pHMAXIMUM <= 9 SU all year
005Solids, total suspendedMO AVG <= 30 mg/L all year
005Solids, total suspendedDAILY MX <= 50 mg/L all year
005Solids, total suspendedMO AVG <= 2 lb/d all year
005Solids, total suspendedDAILY MX <= 2.9 lb/d all year
005Solids, total suspendedWKLY AVG <= 45 mg/L all year
005Solids, total suspendedWKLY AVG <= 2.6 lb/d all year
005Coliform, fecal MF, MFC broth, 44.5 CMO GEO <= 15 #/100mL May, Jun, Jul, Aug, Sep
005Coliform, fecal MF, MFC broth, 44.5 CDAILY MX <= 50 #/100mL May, Jun, Jul, Aug, Sep
005Flow, in conduit or thru treatment plantMO AVG <= 6900 gal/d all year
005Chlorine, total residualDAILY MX <= 1 mg/L all year
005Mercury, total [as Hg]MO AVG <= 5.7 ng/L all year
005Mercury, total [as Hg]DAILY MX <= 8.6 ng/L all year
005BOD, 5-day, percent removalMO AV MN >= 85 % all year
005Solids, suspended percent removalMO AV MN >= 85 % all year
006BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
006BOD, 5-day, 20 deg. CDAILY MX <= 50 mg/L all year
006BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
006pHMINIMUM >= 6 SU all year
006pHMAXIMUM <= 9 SU all year
006Solids, total suspendedMO AVG <= 30 mg/L all year
006Solids, total suspendedDAILY MX <= 50 mg/L all year
006Solids, total suspendedWKLY AVG <= 45 mg/L all year
006E. coli, thermotol, MF, MTECMO AVG <= 15 #/100mL all year
006E. coli, thermotol, MF, MTECDAILY MX <= 50 #/100mL all year
006Flow, in conduit or thru treatment plantMO AVG <= 1450 gal/d all year
006Chlorine, total residualDAILY MX <= 1 mg/L May, Jun, Jul, Aug, Sep
007BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
007BOD, 5-day, 20 deg. CDAILY MX <= 50 mg/L all year
007BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
007pHMINIMUM >= 6 SU all year
007pHMAXIMUM <= 9 SU all year
007Solids, total suspendedMO AVG <= 30 mg/L all year
007Solids, total suspendedDAILY MX <= 50 mg/L all year
007Solids, total suspendedWKLY AVG <= 45 mg/L all year
007E. coli, thermotol, MF, MTECMO AVG <= 15 #/100mL May, Jun, Jul, Aug, Sep
007E. coli, thermotol, MF, MTECDAILY MX <= 50 #/100mL May, Jun, Jul, Aug, Sep
007Flow, in conduit or thru treatment plantMO AVG <= 1100 gal/d all year
007Chlorine, total residualDAILY MX <= 1 mg/L all year
015BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
015BOD, 5-day, 20 deg. CDAILY MX <= 50 mg/L all year
015BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
015pHMINIMUM >= 6 SU all year
015pHMAXIMUM <= 9 SU all year
015Solids, total suspendedMO AVG <= 30 mg/L all year
015Solids, total suspendedDAILY MX <= 50 mg/L all year
015Solids, total suspendedWKLY AVG <= 45 mg/L all year
015E. coli, thermotol, MF, MTECMO AVG <= 15 #/100mL May, Jun, Jul, Aug, Sep
015E. coli, thermotol, MF, MTECDAILY MX <= 50 #/100mL May, Jun, Jul, Aug, Sep
015Flow, in conduit or thru treatment plantMO AVG <= 300 gal/d all year
015Chlorine, total residualDAILY MX <= 1 mg/L all year
017BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
017BOD, 5-day, 20 deg. CDAILY MX <= 50 mg/L all year
017BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
017pHMINIMUM >= 6 SU all year
017pHMAXIMUM <= 9 SU all year
017Solids, total suspendedMO AVG <= 30 mg/L all year
017Solids, total suspendedDAILY MX <= 50 mg/L all year
017Solids, total suspendedWKLY AVG <= 45 mg/L all year
017E. coli, thermotol, MF, MTECMO AVG <= 15 #/100mL May, Jun, Jul, Aug, Sep
017E. coli, thermotol, MF, MTECDAILY MX <= 50 #/100mL May, Jun, Jul, Aug, Sep
017Flow, in conduit or thru treatment plantMO AVG <= 380 gal/d all year
017Chlorine, total residualDAILY MX <= 1 mg/L 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