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Bucksport Town of

Sewage treatment plant, Bucksport, Maine. NPDES permit ME0100111 expired Jan 31, 2023; its limits still apply. 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 (32 values), outfall 007 form A monthly (8 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
7 values over a limit, 0 required values missing, 0 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≤ 125 lb/dall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 208 lb/dall year001
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. Cweekly average≤ 188 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≤ 125 lb/dall year001
Solids, total suspendeddaily maximum≤ 208 lb/dall year001
Solids, total suspendedweekly average≤ 45 mg/Lall year001
Solids, total suspendedweekly average≤ 188 lb/dall year001
Solids, settleabledaily maximum≤ .3 mL/Lall year001
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)May–Oct001
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)May–Oct001
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (lb/d)May–Oct001
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (lb/d)May–Oct001
Nitrite + Nitrate total [as N]monthly geometric meanreport only (mg/L)May–Oct001
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)May–Oct001
Nitrite + Nitrate total [as N]monthly averagereport only (lb/d)May–Oct001
Nitrite + Nitrate total [as N]daily maximumreport only (lb/d)May–Oct001
Coliform, fecal MF, MFC broth, 44.5 Cmonthly average≤ 15 #/100mLMay–Sep001
Coliform, fecal MF, MFC broth, 44.5 Cdaily maximum≤ 50 #/100mLMay–Sep001
Flow, in conduit or thru treatment plantmonthly average≤ .5 MGDall year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Chlorine, total residualdaily maximum≤ 1 mg/Lall year001
Mercury, total [as Hg]monthly average≤ 109 ng/Lall year001
Mercury, total [as Hg]daily maximum≤ 163 ng/Lall year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %all year001
Flow ratedaily maximumreport only (gal/min)all year007
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year007
Solids, total suspendeddaily maximumreport only (mg/L)all year007
Coliform, fecal MF, MFC broth, 44.5 Cdaily maximum≤ 200 #/100mLMay–Sep007
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
Chlorine, total residualdaily maximum≤ 1 mg/Lall year007
Overflowsmonthly totalreport only (occur/mo)all year007

How strict are these limits?

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

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/ME0100111 · MCP: https://passage-data.com/mcp