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Poet Biorefining - Obion LLC

Industrial Organic Chemicals, Rives, Tennessee. NPDES permit TN0080446, in force until Dec 31, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form G monthly (11 values), form Q quarterly (8 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 16 reports late

Limits in force (19)

ParameterStatisticLimitMonths
Temperature, water deg. centigradevaluereport only (deg C)all year
Oxygen, dissolved [DO]daily maximumreport only (mg/L)all year
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendeddaily maximum≤ 40 mg/Lall year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (lb/d)all year
Nitrogen, total [as N]daily maximumreport only (lb/d)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (lb/d)all year
Phosphorus, total [as P]daily maximumreport only (lb/d)all year
Oil and greasedaily maximum≤ 15 mg/Lall 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 maximumreport only (mg/L)all year
Solids, total dissolveddaily maximumreport only (mg/L)all year

How strict are these limits?

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

Same industry: the 30 Chemicals and Allied Products permits in Tennessee.

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/TN0080446 · MCP: https://passage-data.com/mcp