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NPDES permit MN0022624 · Minor POTW · administratively continued, expires 2025-07-31 · EPA's file as of 2026-09-19

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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.

This permit expired on 2025-07-31 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

6values over a limit
0required values missing, on 0 form(s)
0of 25 forms filed late

Last period with anything received: 2026-07-31. Most often over: Solids, suspended percent removal (3), Phosphorus, total [as P] (2), Coliform, fecal MPN + membrane ftl 44.5 C (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 (49)

OutfallParameterStatisticLimitMonths
D014Specific conductanceMO MAX report only all year
D014Oxygen, dissolved [DO]MO MIN report only all year
D014pHMO MIN >= 6 SU all year
D014pHMO MAX <= 9 SU all year
D014Bicarbonate ion- [as HCO3]MO MAX report only all year
D014Solids, total suspendedMO AVG <= 30 mg/L all year
D014Solids, total suspendedMO MAX report only Jul
D014Solids, total suspendedMX WK AV <= 45 mg/L all year
D014Solids, total suspendedMO AVG <= 32.6 kg/d all year
D014Solids, total suspendedMX WK AV <= 48.8 kg/d all year
D014Nitrogen, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
D014Nitrogen, ammonia total [as N]MO AVG report only Mar, Sep
D014Nitrogen, Kjeldahl, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
D014Nitrite + Nitrate total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
D014Phosphorus, total [as P]MO AVG report only Jun, Jul, Aug, Sep
D014Phosphorus, total [as P]MO AVG <= 1.4 kg/d Jun, Jul, Aug, Sep
D014Phosphorus, total [as P]ANNL TOT <= 396 kg/yr all year
D014Calcium, total [as Ca]MO MAX report only all year
D014Magnesium, total [as Mg]MO MAX report only all year
D014Sodium, total [as Na]MO MAX report only all year
D014Potassium, total [as K]MO MAX report only all year
D014Chloride [as Cl]MO AVG report only Jan, Mar, May, Jul, Sep, Nov
D014Chloride [as Cl]DAILY MX report only Jan, Mar, May, Jul, Sep, Nov
D014Sulfate, total [as SO4]MO MAX report only all year
D014Hardness, Ca Mg Calculated [mg/L as CaCO3]MO MAX report only all year
D014Coliform, fecal MPN + membrane ftl 44.5 CMO GEOMN <= 200 #/100mL May, Jun, Jul, Aug, Sep, Oct
D014Flow, in conduit or thru treatment plantMO AVG report only all year
D014Flow, in conduit or thru treatment plantMO MAX report only all year
D014Flow, in conduit or thru treatment plantMO TOTAL report only all year
D014Solids, total dissolvedMO AVG report only all year
D014Mercury, dissolved [as Hg]MO MAX report only Jul
D014Mercury, total [as Hg]MO MAX report only Jul
D014BOD, carbonaceous [5 day, 20 C]MO AVG <= 15 mg/L all year
D014BOD, carbonaceous [5 day, 20 C]MX WK AV <= 25 mg/L all year
D014BOD, carbonaceous [5 day, 20 C]MO AVG <= 16.3 kg/d all year
D014BOD, carbonaceous [5 day, 20 C]MX WK AV <= 27.1 kg/d all year
D014BOD, carb-5 day, 20 deg C, percent removalMO AV MN >= 85 % all year
D014Solids, suspended percent removalMO AV MN >= 85 % all year
S016Precipitation, total defined period/inMO TOTAL report only all year
S016pHMO MIN report only all year
S016pHMO MAX report only all year
S016Solids, total suspendedMO AVG report only all year
S016Solids, total suspendedMO MAX report only all year
S016Nitrogen, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
S016Nitrogen, Kjeldahl, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
S016Nitrite + Nitrate total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
S016Phosphorus, total [as P]MO AVG report only all year
S016BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
S016BOD, 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