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Michigan Department of Natural Resources

Fish Hatcheries And Preserves, Marquette, Michigan. NPDES permit MI0035777, in force until Oct 1, 2029. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 21 days after each period: form A monthly (14 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 12 reports late

Limits in force (14)

ParameterStatisticLimitMonths
Hydrogen peroxidedaily maximum≤ 180 ug/Lall year
Hydrogen peroxidedaily maximum≤ 23 lb/dall year
pHdaily minimum≥ 6.5 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendeddaily maximumreport only (mg/L)all year
Solids, total suspendeddaily maximumreport only (mg/L)all year
Solids, total suspendeddaily maximum≤ 6 mg/Lall year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualdaily maximum≤ 38 ug/Lall year
Formaldehydedaily maximum≤ 1600 ug/Lall year
Formaldehydedaily maximum≤ 200 lb/dall year
Outfall observation,visual, y/n responsevaluereport only (N=0;Y=1)all year

How strict are these limits?

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

Same industry: the 9 Fishing, Hunting and Trapping permits in Michigan.

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/MI0035777 · MCP: https://passage-data.com/mcp