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Dover-Foxcroft Town of

Sewage treatment plant, Dover-Foxcroft, Maine. NPDES permit ME0100501, in force until Feb 28, 2028. Last 12 months: over a limit once (last April 2026), 1 required value missing, 2 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (37 values)
Renewal application due
Sep 1, 2027 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
4 values over a limit, 0 required values missing, 2 of 12 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
April 2026Chlorine, total residual, daily maximum.23 mg/L≤ .2 mg/L15%

Limits in force (44)

ParameterStatisticLimitMonths
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 50 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 200 lb/dall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 334 lb/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 300 lb/dall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendeddaily maximum≤ 50 mg/Lall year
Solids, total suspendedmonthly average≤ 200 lb/dall year
Solids, total suspendeddaily maximum≤ 334 lb/dall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedweekly average≤ 300 lb/dall year
Phosphorus, total [as P]monthly averagereport only (mg/L)Jun–Sep
Phosphorus, total [as P]daily maximumreport only (mg/L)Jun–Sep
Phosphorus, total [as P]monthly average≤ 11 lb/dJun–Sep
Copper, total [as Cu]monthly averagereport only (ug/L)all year
Copper, total [as Cu]daily maximumreport only (ug/L)all year
Copper, total [as Cu]monthly average≤ .067 lb/dall year
Copper, total [as Cu]daily maximum≤ .058 lb/dall year
E. coli, thermotol, MF, MTECmonthly geometric mean≤ 64 #/100mLApr–Oct
E. coli, thermotol, MF, MTECdaily maximum≤ 236 #/100mLApr–Oct
Priority Pollutantsvaluereport only (ug/L)all year
Flow, in conduit or thru treatment plantmonthly average≤ .8 MGDJun–Sep
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)Jun–Sep
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
Chlorine, total residualmonthly average≤ .1 mg/Lall year
Chlorine, total residualdaily maximum≤ .2 mg/Lall year
Analytical Chemistryvaluereport only (N=0;Y=1)all year
Analytical Chemistryvaluereport only (N=0;Y=1)all year
Mercury, total [as Hg]monthly average≤ 16.9 ng/Lall year
Mercury, total [as Hg]daily maximum≤ 25.3 ng/Lall year
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year
Solids, suspended percent removalmonthly average minimum≥ 85 %all year
NOEL Static Renewal 7Day Chronic Ceriodaphnia dubiadaily minimum≥ 5.3 %all year
NOEL Static Renewal 7Day Chronic Ceriodaphnia dubiadaily minimum≥ 5.3 %all year
Noel Statre 10Day Chronic Salvel. Salmoniddaily minimumreport only (%)all year
Noel Statre 10Day Chronic Salvel. Salmoniddaily minimumreport only (%)all year
NOAEL Static 48Hr Acute Ceriodaphnia dubiadaily minimumreport only (%)all year
NOAEL Static 48Hr Acute Ceriodaphnia dubiadaily minimumreport only (%)all year
NOAEL Static 48Hr Acute Salvel. Salmoniddaily minimumreport only (%)all year
NOAEL Static 48Hr Acute Salvel. Salmoniddaily minimumreport only (%)all year

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/ME0100501 · MCP: https://passage-data.com/mcp