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NPDES permit MN0021156 · Minor POTW · administratively continued, expires 2024-10-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2024-10-31 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

0values over a limit
0required values missing, on 0 form(s)
0of 34 forms filed late

Last period with anything received: 2026-07-31.

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 (43)

OutfallParameterStatisticLimitMonths
D010Oxygen, dissolved [DO]MO MIN >= 5 mg/L all year
D010pHMO MIN >= 6 SU all year
D010pHMO MAX <= 9 SU all year
D010Solids, total suspendedMO AVG <= 30 mg/L all year
D010Solids, total suspendedMO MAX report only Jul
D010Solids, total suspendedMX WK AV <= 45 mg/L all year
D010Solids, total suspendedMO AVG <= 90.7 kg/d all year
D010Solids, total suspendedMX WK AV <= 136.1 kg/d all year
D010Nitrogen, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
D010Nitrogen, ammonia total [as N]MO AVG report only Mar, Sep
D010Nitrogen, Kjeldahl, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
D010Nitrite + Nitrate total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
D010Phosphorus, total [as P]MO AVG report only all year
D010Phosphorus, total [as P]MO AVG report only all year
D010Phosphorus, total [as P]ANNL TOT <= 1105 kg/yr all year
D010Sulfate, total [as SO4]MO MAX report only all year
D010Coliform, fecal MPN + membrane ftl 44.5 CMO GEOMN <= 200 #/100mL Apr, May, Jun, Jul, Aug, Sep, Oct
D010Flow, in conduit or thru treatment plantMO AVG report only all year
D010Flow, in conduit or thru treatment plantMO MAX report only all year
D010Flow, in conduit or thru treatment plantMO TOTAL report only all year
D010Solids, total dissolvedMO AVG report only Mar, Sep
D010Mercury, dissolved [as Hg]MO MAX report only Jul
D010Mercury, total [as Hg]MO MAX report only Jul
D010BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
D010BOD, carbonaceous [5 day, 20 C]MX WK AV <= 40 mg/L all year
D010BOD, carbonaceous [5 day, 20 C]MO AVG <= 75.6 kg/d all year
D010BOD, carbonaceous [5 day, 20 C]MX WK AV <= 121 kg/d all year
D010BOD, carb-5 day, 20 deg C, percent removalMO AV MN >= 85 % all year
D010Solids, suspended percent removalMO AV MN >= 85 % all year
S019Precipitation, total defined period/inMO TOTAL report only all year
S019pHMO MIN report only all year
S019pHMO MAX report only all year
S019Solids, total suspendedMO AVG report only all year
S019Solids, total suspendedMO MAX report only all year
S019Nitrogen, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
S019Nitrogen, Kjeldahl, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
S019Nitrite + Nitrate total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
S019Phosphorus, total [as P]MO AVG report only all year
S019Flow, in conduit or thru treatment plantMO AVG report only all year
S019Flow, in conduit or thru treatment plantMO MAX report only all year
S019Flow, in conduit or thru treatment plantMO TOTAL report only all year
S019BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
S019BOD, 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