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Ellsworth City of

Sewage treatment plant, Ellsworth, Maine. NPDES permit ME0102593, in force until Dec 31, 2027. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form A monthly (20 values), outfall 002 form A monthly (20 values)
Renewal application due
Jul 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 10 required values missing, 5 of 24 reports late

Limits in force (40)

ParameterStatisticLimitMonthsOutfall
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 50 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ .3 lb/dall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ .5 lb/dall year001
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. Cweekly average≤ .4 lb/dall year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendeddaily maximum≤ 50 mg/Lall year001
Solids, total suspendedmonthly average≤ .3 lb/dall year001
Solids, total suspendeddaily maximum≤ .5 lb/dall year001
Solids, total suspendedweekly average≤ 45 mg/Lall year001
Solids, total suspendedweekly average≤ .4 lb/dall year001
E. coli, thermotol, MF, MTECmonthly geometric mean≤ 64 #/100mLApr–Oct001
E. coli, thermotol, MF, MTECdaily maximum≤ 236 #/100mLApr–Oct001
Flow, in conduit or thru treatment plantmonthly average≤ 1086 gal/dall year001
Chlorine, total residualdaily maximum≤ 1 mg/Lall year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %all year001
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year002
BOD, 5-day, 20 deg. Cdaily maximum≤ 50 mg/Lall year002
BOD, 5-day, 20 deg. Cmonthly average≤ .2 lb/dall year002
BOD, 5-day, 20 deg. Cdaily maximum≤ .3 lb/dall year002
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year002
BOD, 5-day, 20 deg. Cweekly average≤ .3 lb/dall year002
pHminimum≥ 6 SUall year002
pHmaximum≤ 9 SUall year002
Solids, total suspendedmonthly average≤ 30 mg/Lall year002
Solids, total suspendeddaily maximum≤ 50 mg/Lall year002
Solids, total suspendedmonthly average≤ .2 lb/dall year002
Solids, total suspendeddaily maximum≤ .3 lb/dall year002
Solids, total suspendedweekly average≤ 45 mg/Lall year002
Solids, total suspendedweekly average≤ .3 lb/dall year002
E. coli, thermotol, MF, MTECmonthly geometric mean≤ 64 #/100mLApr–Oct002
E. coli, thermotol, MF, MTECdaily maximum≤ 236 #/100mLApr–Oct002
Flow, in conduit or thru treatment plantmonthly average≤ 814 gal/dall year002
Chlorine, total residualdaily maximum≤ 1 mg/Lall year002
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year002
Solids, suspended percent removalmonthly average minimum≥ 85 %all year002

How strict are these limits?

Cited limits by parameter: Maine's rules and the federal ones.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/ME0102593 · MCP: https://passage-data.com/mcp