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Me Inland Fisheries & Wildlife

Fish Hatcheries And Preserves, Gray, Maine. NPDES permit ME0001121, in force until Oct 31, 2029. Last 12 months: over a limit 7 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (16 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
9 values over a limit, 0 required values missing, 1 of 12 reports late

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

Period endingParameterReportedLimitOver by
June 2026Phosphorus, total [as P], monthly average.039 mg/L≤ .035 mg/L11%
July 2026Phosphorus, total [as P], monthly average.05 mg/L≤ .035 mg/L43%
July 2026Phosphorus, total [as P], monthly average.54 lb/d≤ .44 lb/d23%
August 2026Phosphorus, total [as P], monthly average.056 mg/L≤ .035 mg/L60%
August 2026Phosphorus, total [as P], monthly average.56 lb/d≤ .44 lb/d27%
September 2026Phosphorus, total [as P], monthly average.063 mg/L≤ .035 mg/L80%
September 2026Phosphorus, total [as P], monthly average.65 lb/d≤ .44 lb/d48%

Limits in force (16)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimum≥ 7.5 mg/LJun–Sep
Oxygen, dissolved [DO]monthly averagereport only (mg/L)Jun–Sep
Oxygen, dissolved [DO]daily maximumreport only (mg/L)Jun–Sep
Solids, total suspendedmonthly average≤ 6 mg/Lall year
Solids, total suspendeddaily maximum≤ 10 mg/Lall year
Solids, total suspendedmonthly average≤ 32 lb/dall year
Solids, total suspendeddaily maximum≤ 160 lb/dall year
Phosphorus, total [as P]monthly average≤ .035 mg/LJun–Sep
Phosphorus, total [as P]daily maximumreport only (mg/L)Jun–Sep
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly average≤ .44 lb/dall year
Phosphorus, total [as P]daily maximumreport only (lb/d)all year
Biomass, fishdaily maximumreport only (lb/d)all year
Flow, in conduit or thru treatment plantmonthly average≤ 1.92 MGDall year
Formalinmonthly averagereport only (lb/d)all year
Formalindaily maximum≤ 91.3 lb/dall year

How strict are these limits?

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

Same industry: the 17 Fishing, Hunting and Trapping permits in Maine.

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/ME0001121 · MCP: https://passage-data.com/mcp