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NPDES permit MN0049239 · Minor POTW · effective, expires 2027-06-30 · 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

2values over a limit
0required values missing, on 0 form(s)
0of 44 forms filed late

Last period with anything received: 2026-07-31. Most often over: Coliform, fecal MPN + membrane ftl 44.5 C (1), Phosphorus, total [as P] (1).

Reporting

Reports are due about 21 days after each monitoring period ends (the most common figure among MN permits in EPA's filings — check your permit).

Limits in force (54)

OutfallParameterStatisticLimitMonths
D016Specific conductanceMO MAX report only all year
D016Oxygen, dissolved [DO]MO MIN report only all year
D016pHMO MIN >= 6 SU all year
D016pHMO MAX <= 9 SU all year
D016Bicarbonate ion- [as HCO3]MO MAX report only all year
D016Solids, total suspendedMO AVG <= 30 mg/L all year
D016Solids, total suspendedMX WK AV <= 45 mg/L all year
D016Solids, total suspendedMO MAX report only Jul
D016Solids, total suspendedMO AVG <= 159 kg/d all year
D016Solids, total suspendedMX WK AV <= 238 kg/d all year
D016Nitrogen, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
D016Nitrogen, ammonia total [as N]MO AVG <= 6.1 mg/L Jun, Jul, Aug, Sep
D016Nitrogen, ammonia total [as N]MO AVG <= 21 mg/L Oct, Nov
D016Nitrogen, ammonia total [as N]MO AVG report only Mar
D016Nitrogen, ammonia total [as N]MO AVG <= 32.3 kg/d Jun, Jul, Aug, Sep
D016Nitrogen, ammonia total [as N]MO AVG <= 111.3 kg/d Oct, Nov
D016Nitrogen, Kjeldahl, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
D016Nitrite + Nitrate total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
D016Phosphorus, total [as P]MO AVG <= 1 mg/L all year
D016Phosphorus, total [as P]MO AVG report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
D016Phosphorus, total [as P]MO AVG <= 8.9 kg/d Jun, Jul, Aug, Sep
D016Phosphorus, total [as P]ANNL TOT <= 1547 kg/yr all year
D016Calcium, total [as Ca]MO MAX report only all year
D016Magnesium, total [as Mg]MO MAX report only all year
D016Sodium, total [as Na]MO MAX report only all year
D016Potassium, total [as K]MO MAX report only all year
D016Chloride [as Cl]MO MAX report only all year
D016Sulfate, total [as SO4]MO MAX report only all year
D016Hardness, Ca Mg Calculated [mg/L as CaCO3]MO MAX report only all year
D016Coliform, fecal MPN + membrane ftl 44.5 CMO GEOMN <= 200 #/100mL May, Jun, Jul, Aug, Sep, Oct
D016Flow, in conduit or thru treatment plantMO AVG report only all year
D016Flow, in conduit or thru treatment plantMO MAX report only all year
D016Flow, in conduit or thru treatment plantMO TOTAL report only all year
D016Solids, total dissolvedMO MAX report only all year
D016Mercury, dissolved [as Hg]MO MAX report only Jul
D016Mercury, total [as Hg]MO MAX report only Jul
D016BOD, carbonaceous [5 day, 20 C]MO AVG <= 15 mg/L all year
D016BOD, carbonaceous [5 day, 20 C]MX WK AV <= 25 mg/L all year
D016BOD, carbonaceous [5 day, 20 C]MO AVG <= 79 kg/d all year
D016BOD, carbonaceous [5 day, 20 C]MX WK AV <= 132 kg/d all year
D016BOD, carb-5 day, 20 deg C, percent removalMO AV MN >= 85 % all year
D016Solids, suspended percent removalMO AV MN >= 85 % all year
S017Precipitation, total defined period/inMO TOTAL report only all year
S017pHMO MIN report only all year
S017pHMO MAX report only all year
S017Solids, total suspendedMO AVG report only all year
S017Solids, total suspendedMO MAX report only all year
S017Nitrogen, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
S017Nitrogen, Kjeldahl, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
S017Nitrite + Nitrate total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
S017Phosphorus, total [as P]MO AVG report only all year
S017Phosphorus, total [as P]MO MAX report only all year
S017BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
S017BOD, carbonaceous [5 day, 20 C]MO MAX 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