WESTERN SUGAR COOP -S.BLUFF

NPDES permit NE0111686 · Major NON-POTW · effective, expires 2029-12-31 · 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

3values over a limit
0required values missing, on 0 form(s)
1of 48 forms filed late

Last period with anything received: 2026-06-30. Most often over: Nitrogen, ammonia total [as N] (2), Toxicity [acute], Pimephales promelas [Fathead Minnow] (1).

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 (178)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitMO AVG report only Jan, Feb, Jun, Jul, Aug, Sep, Oct, Nov, Dec
001Temperature, water deg. fahrenheitMO AVG report only Mar, Apr, May
001Temperature, water deg. fahrenheitMO AVG report only Jan, Feb, Jun, Jul, Aug, Oct, Nov, Dec
001Temperature, water deg. fahrenheitMO AVG report only Mar, Apr, May
001Temperature, water deg. fahrenheitDAILY MX <= 90 deg F Jan, Feb, Jun, Jul, Aug, Sep, Oct, Nov, Dec
001Temperature, water deg. fahrenheitDAILY MX <= 79.9 deg F Mar, Apr, May
001Temperature, water deg. fahrenheitDAILY MX <= 90 deg F Jan, Feb, Jun, Jul, Aug, Oct, Nov, Dec
001Temperature, water deg. fahrenheitDAILY MX <= 88.2 deg F Mar, Apr, May
001Oxygen, dissolved [DO]MO AVG report only all year
001Oxygen, dissolved [DO]MO AVG report only all year
001Oxygen, dissolved [DO]DAILY MX report only all year
001Oxygen, dissolved [DO]DAILY MX report only all year
001BOD, 5-day, 20 deg. CMO AVG report only all year
001BOD, 5-day, 20 deg. CMO AVG report only all year
001BOD, 5-day, 20 deg. CDAILY MX report only all year
001BOD, 5-day, 20 deg. CDAILY MX report only all year
001BOD, 5-day, 20 deg. CMO AVG <= 4400 lb/d all year
001BOD, 5-day, 20 deg. CMO AVG <= 4400 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX <= 6600 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX <= 6600 lb/d all year
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedDAILY MX report only all year
001Solids, total suspendedDAILY MX report only all year
001Solids, total suspendedMO AVG <= 4400 lb/d all year
001Solids, total suspendedMO AVG <= 4400 lb/d all year
001Solids, total suspendedDAILY MX <= 6600 lb/d all year
001Solids, total suspendedDAILY MX <= 6600 lb/d all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]DAILY MX report only all year
001Nitrogen, total [as N]DAILY MX report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 10.8 mg/L Jan, Feb, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 7.3 mg/L Jun, Jul, Aug
001Nitrogen, ammonia total [as N]MO AVG <= 5.2 mg/L Mar, Apr, May
001Nitrogen, ammonia total [as N]MO AVG <= 12.1 mg/L Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 26.4 mg/L Jan, Feb, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 11.2 mg/L Mar, Apr, May
001Nitrogen, ammonia total [as N]MO AVG <= 16.8 mg/L Jun, Jul, Aug
001Nitrogen, ammonia total [as N]MO AVG <= 29.3 mg/L Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 24.7 mg/L Jan, Feb, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 18.3 mg/L Jun, Jul, Aug
001Nitrogen, ammonia total [as N]DAILY MX <= 12.9 mg/L Mar, Apr, May
001Nitrogen, ammonia total [as N]DAILY MX <= 25.4 mg/L Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 60.6 mg/L Jan, Feb, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 28 mg/L Mar, Apr, May
001Nitrogen, ammonia total [as N]DAILY MX <= 41.9 mg/L Jun, Jul, Aug
001Nitrogen, ammonia total [as N]DAILY MX <= 61.4 mg/L Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 207.8 kg/d Jan, Feb, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 60.9 kg/d Jun, Jul, Aug
001Nitrogen, ammonia total [as N]MO AVG <= 93.7 kg/d Mar, Apr, May
001Nitrogen, ammonia total [as N]MO AVG <= 222.1 kg/d Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 508.6 kg/d Jan, Feb, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 203.2 kg/d Mar, Apr, May
001Nitrogen, ammonia total [as N]MO AVG <= 138.9 kg/d Jun, Jul, Aug
001Nitrogen, ammonia total [as N]MO AVG <= 535.6 kg/d Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 476.2 kg/d Jan, Feb, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 151.7 kg/d Jun, Jul, Aug
001Nitrogen, ammonia total [as N]DAILY MX <= 233.3 kg/d Mar, Apr, May
001Nitrogen, ammonia total [as N]DAILY MX <= 465.8 kg/d Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 1165.4 kg/d Jan, Feb, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 505.9 kg/d Mar, Apr, May
001Nitrogen, ammonia total [as N]DAILY MX <= 345.9 kg/d Jun, Jul, Aug
001Nitrogen, ammonia total [as N]DAILY MX <= 1123.4 kg/d Sep, Oct
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]DAILY MX report only all year
001Phosphorus, total [as P]DAILY MX report only all year
001Cadmium, dissolved [as Cd]MO AVG report only all year
001Cadmium, dissolved [as Cd]MO AVG report only all year
001Cadmium, dissolved [as Cd]DAILY MX report only all year
001Cadmium, dissolved [as Cd]DAILY MX report only all year
001Chromium, dissolved [as Cr]MO AVG report only all year
001Chromium, dissolved [as Cr]MO AVG report only all year
001Chromium, dissolved [as Cr]DAILY MX report only all year
001Chromium, dissolved [as Cr]DAILY MX report only all year
001Copper, dissolved [as Cu]MO AVG report only all year
001Copper, dissolved [as Cu]MO AVG report only all year
001Copper, dissolved [as Cu]DAILY MX report only all year
001Copper, dissolved [as Cu]DAILY MX report only all year
001Lead, dissolved [as Pb]MO AVG report only all year
001Lead, dissolved [as Pb]MO AVG report only all year
001Lead, dissolved [as Pb]DAILY MX report only all year
001Lead, dissolved [as Pb]DAILY MX report only all year
001Nickel, dissolved [as Ni]MO AVG report only all year
001Nickel, dissolved [as Ni]MO AVG report only all year
001Nickel, dissolved [as Ni]DAILY MX report only all year
001Nickel, dissolved [as Ni]DAILY MX report only all year
001Zinc, dissolved [as Zn]MO AVG report only all year
001Zinc, dissolved [as Zn]MO AVG report only all year
001Zinc, dissolved [as Zn]DAILY MX report only all year
001Zinc, dissolved [as Zn]DAILY MX report only all year
001Aluminum, dissolved [as Al]MO AVG report only all year
001Aluminum, dissolved [as Al]MO AVG report only all year
001Aluminum, dissolved [as Al]DAILY MX report only all year
001Aluminum, dissolved [as Al]DAILY MX report only all year
001Selenium, dissolved [as Se]MO AVG report only all year
001Selenium, dissolved [as Se]MO AVG report only all year
001Selenium, dissolved [as Se]DAILY MX report only all year
001Selenium, dissolved [as Se]DAILY MX report only all year
001Fecal coliform, MPN, EC med, 44.5 CMO GEO report only all year
001Fecal coliform, MPN, EC med, 44.5 CMO GEO report only all year
001Fecal coliform, MPN, EC med, 44.5 CDAILY MX <= 400 #/100mL all year
001Fecal coliform, MPN, EC med, 44.5 CDAILY MX <= 400 #/100mL all year
001E. coli, MTEC-MFMO GEO <= 126 #/100mL May, Jun, Jul, Aug, Sep
001E. coli, MTEC-MFMO GEO <= 126 #/100mL May, Jun, Jul, Aug, Sep
001E. coli, MTEC-MFDAILY MX <= 298 #/100mL May, Jun, Jul, Aug, Sep
001E. coli, MTEC-MFDAILY MX <= 298 #/100mL May, Jun, Jul, Aug, Sep
001Flow, in conduit or thru treatment plantMO AVG report only 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
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualMO AVG <= .04 mg/L Sep, Oct
001Chlorine, total residualMO AVG <= .04 mg/L Mar, Apr, May
001Chlorine, total residualMO AVG <= .035 mg/L Jan, Feb, Nov, Dec
001Chlorine, total residualMO AVG <= .025 mg/L Jun, Jul, Aug
001Chlorine, total residualMO AVG <= .052 mg/L Mar, Apr, May
001Chlorine, total residualMO AVG <= .096 mg/L Sep, Oct
001Chlorine, total residualMO AVG <= .122 mg/L Jan, Feb, Nov, Dec
001Chlorine, total residualMO AVG <= .041 mg/L Jun, Jul, Aug
001Chlorine, total residualDAILY MX <= .81 mg/L Sep, Oct
001Chlorine, total residualDAILY MX <= .059 mg/L Mar, Apr, May
001Chlorine, total residualDAILY MX <= .069 mg/L Jan, Feb, Nov, Dec
001Chlorine, total residualDAILY MX <= .051 mg/L Jun, Jul, Aug
001Chlorine, total residualDAILY MX <= .104 mg/L Mar, Apr, May
001Chlorine, total residualDAILY MX <= .193 mg/L Sep, Oct
001Chlorine, total residualDAILY MX <= .244 mg/L Jan, Feb, Nov, Dec
001Chlorine, total residualDAILY MX <= .082 mg/L Jun, Jul, Aug
001Toxicity [acute], Ceriodaphnia dubiaVALUE <= 1.69 tox acute Sep, Oct
001Toxicity [acute], Ceriodaphnia dubiaVALUE <= 1.08 tox acute Mar, Apr, May
001Toxicity [acute], Ceriodaphnia dubiaVALUE <= 1.18 tox acute Jun, Jul, Aug
001Toxicity [acute], Ceriodaphnia dubiaVALUE <= 1.38 tox acute Jan, Feb, Nov, Dec
001Toxicity [acute], Ceriodaphnia dubiaVALUE <= 3.32 tox acute Sep, Oct
001Toxicity [acute], Ceriodaphnia dubiaVALUE <= 1.91 tox acute Mar, Apr, May
001Toxicity [acute], Ceriodaphnia dubiaVALUE <= 1.61 tox acute Jun, Jul, Aug
001Toxicity [acute], Ceriodaphnia dubiaVALUE <= 2.57 tox acute Jan, Feb, Nov, Dec
001Toxicity [acute], Pimephales promelas [Fathead Minnow]VALUE <= 1.68 tox acute Sep, Oct
001Toxicity [acute], Pimephales promelas [Fathead Minnow]VALUE <= 1.08 tox acute Mar, Apr, May
001Toxicity [acute], Pimephales promelas [Fathead Minnow]VALUE <= 1.18 tox acute Jun, Jul, Aug
001Toxicity [acute], Pimephales promelas [Fathead Minnow]VALUE <= 1.38 tox acute Jan, Feb, Nov, Dec
001Toxicity [acute], Pimephales promelas [Fathead Minnow]VALUE <= 3.32 tox acute Sep, Oct
001Toxicity [acute], Pimephales promelas [Fathead Minnow]VALUE <= 1.91 tox acute Mar, Apr, May
001Toxicity [acute], Pimephales promelas [Fathead Minnow]VALUE <= 1.61 tox acute Jun, Jul, Aug
001Toxicity [acute], Pimephales promelas [Fathead Minnow]VALUE <= 2.57 tox acute Jan, Feb, Nov, Dec
001Mercury, total [as Hg]MO AVG report only all year
001Mercury, total [as Hg]MO AVG report only all year
001Mercury, total [as Hg]DAILY MX report only all year
001Mercury, total [as Hg]DAILY MX report only all year
INFBOD, 5-day, 20 deg. CVALUE report only all year
INFpHVALUE report only all year
INFSolids, total suspendedVALUE report only all year
INFNitrogen, ammonia total [as N]VALUE report only all year
INFFlow, in conduit or thru treatment plantVALUE report only all year
MW1ConductivityVALUE report only all year
MW1pHVALUE report only all year
MW1Nitrogen, ammonia total [as N]VALUE report only all year
MW1Nitrogen, nitrate total [as N]VALUE report only all year
MW1Carbon, dissolved organic [as C]VALUE report only all year
MW1Chloride [as Cl]VALUE report only all year
MW1Water level at sample collection timeVALUE report only all year
MW2ConductivityVALUE report only all year
MW2pHVALUE report only all year
MW2Nitrogen, ammonia total [as N]VALUE report only all year
MW2Nitrogen, nitrate total [as N]VALUE report only all year
MW2Carbon, dissolved organic [as C]VALUE report only all year
MW2Chloride [as Cl]VALUE report only all year
MW2Water level at sample collection timeVALUE report only all year
MW3ConductivityVALUE report only all year
MW3pHVALUE report only all year
MW3Nitrogen, ammonia total [as N]VALUE report only all year
MW3Nitrogen, nitrate total [as N]VALUE report only all year
MW3Carbon, dissolved organic [as C]VALUE report only all year
MW3Chloride [as Cl]VALUE report only all year
MW3Water level at sample collection timeVALUE report only all year

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