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POET Biorefining - Bingham Lake LLC

Industrial Organic Chemicals, Bingham Lake, Minnesota. NPDES permit MN0063118 expired Oct 31, 2026. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 47 days after each period: form A1 monthly (15 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
1 value over a limit, 0 required values missing, 0 of 12 reports late

Limits in force (15)

ParameterStatisticLimitMonths
Specific conductancemonthly maximumreport only (umho/cm)all year
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendeddaily maximum≤ 52 mg/Lall year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Organics, gasoline rangemonthly maximumreport only (ug/L)Mar, Jun, Sep, Dec
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly maximumreport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly totalreport only (Mgal/mo)all year
Ethanolmonthly maximumreport only (ug/L)all year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 43 mg/Lall year
Chemical Oxygen Demand [COD]monthly averagereport only (mg/L)all year
Duration of dischargemonthly totalreport only (d/mo)all year

How strict are these limits?

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

Same industry: the 15 Chemicals and Allied Products permits in Minnesota.

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/MN0063118 · MCP: https://passage-data.com/mcp