POET Biorefining - Fairmont, LLC

NPDES permit NE0137839 · Minor NON-POTW · effective, expires 2027-09-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

EPA's record, 2025-09-01 to 2026-08-31

4values over a limit
14required values missing, on 2 form(s)
5of 15 forms filed late

Last period with anything received: 2026-06-30. Most often over: Chlorine, total residual (4).

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (28)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitMO AVG report only all year
001Temperature, water deg. fahrenheitDAILY MX <= 90 deg F all year
001ConductivityMO AVG report only Jan, Feb, Mar, Oct, Nov, Dec
001ConductivityMO AVG <= 5160 umho/cm Apr, May
001ConductivityMO AVG <= 2394 umho/cm Jun, Jul, Aug, Sep
001ConductivityDAILY MX report only Jan, Feb, Mar, Oct, Nov, Dec
001ConductivityDAILY MX <= 6262 umho/cm Apr, May
001ConductivityDAILY MX <= 3492 umho/cm Jun, Jul, Aug, Sep
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedDAILY MX report only all year
001Chloride [as Cl]MO AVG <= 362 mg/L Jan, Feb, Nov, Dec
001Chloride [as Cl]MO AVG <= 472 mg/L Mar, Apr, May
001Chloride [as Cl]MO AVG <= 281 mg/L Jun, Jul, Aug, Sep, Oct
001Chloride [as Cl]DAILY MX <= 528 mg/L Jan, Feb, Nov, Dec
001Chloride [as Cl]DAILY MX <= 947 mg/L Mar, Apr, May
001Chloride [as Cl]DAILY MX <= 409 mg/L Jun, Jul, Aug, Sep, Oct
001Hydrocarbons, total gas chromatographMO AVG report only all year
001Hydrocarbons, total gas chromatographDAILY MX <= 10 mg/L all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualMO AVG <= .01 mg/L all year
001Chlorine, total residualDAILY MX <= .02 mg/L all year
001Toxicity [acute], Ceriodaphnia dubiaVALUE <= 1 tox acute all year
001Toxicity [acute], Pimephales promelas [Fathead Minnow]VALUE <= 1 tox acute all year
001Chemical Oxygen Demand [COD]MO AVG report only all year
001Chemical Oxygen Demand [COD]DAILY MX report only all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states