Saint Francis city of

NPDES permit MN0021407 · Minor POTW · administratively continued, expires 2026-06-30 · 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.

This permit expired on 2026-06-30 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 38 forms filed late

Last period with anything received: 2026-08-31.

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 (65)

OutfallParameterStatisticLimitMonths
D025Specific conductanceMO MAX report only all year
D025Oxygen, dissolved [DO]MO MIN >= 6 mg/L all year
D025pHMO MIN >= 6 SU all year
D025pHMO MAX <= 9 SU all year
D025Bicarbonate ion- [as HCO3]MO MAX report only all year
D025Solids, total suspendedMO AVG <= 15 mg/L all year
D025Solids, total suspendedMO AVG report only May, Sep
D025Solids, total suspendedMX WK AV <= 22 mg/L all year
D025Solids, total suspendedDAILY MX report only May, Sep
D025Solids, total suspendedMO AVG <= 46.31 kg/d all year
D025Solids, total suspendedMX WK AV <= 67.93 kg/d all year
D025Nitrogen, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
D025Nitrogen, ammonia total [as N]MO AVG <= 8.2 mg/L Apr, May
D025Nitrogen, ammonia total [as N]MO AVG <= 1.4 mg/L Jun, Jul, Aug, Sep
D025Nitrogen, ammonia total [as N]MO AVG <= 5.5 mg/L Oct, Nov
D025Nitrogen, ammonia total [as N]MO AVG <= 5 mg/L Jan, Feb, Mar, Dec
D025Nitrogen, ammonia total [as N]MO AVG <= 25.32 kg/d Apr, May
D025Nitrogen, ammonia total [as N]MO AVG <= 4.32 kg/d Jun, Jul, Aug, Sep
D025Nitrogen, ammonia total [as N]MO AVG <= 16.98 kg/d Oct, Nov
D025Nitrogen, ammonia total [as N]MO AVG <= 15.44 kg/d Jan, Feb, Mar, Dec
D025Nitrogen, Kjeldahl, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
D025Nitrite + Nitrate total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
D025Phosphorus, total [as P]MO AVG <= 1 mg/L all year
D025Phosphorus, total [as P]ANNL TOT <= 746 kg/yr all year
D025Calcium, total [as Ca]MO MAX report only all year
D025Magnesium, total [as Mg]MO MAX report only all year
D025Sodium, total [as Na]MO MAX report only all year
D025Potassium, total [as K]MO MAX report only all year
D025Chloride [as Cl]MO AVG <= 354 mg/L Jan, Mar, May, Jul, Sep, Nov
D025Chloride [as Cl]DAILY MX <= 427 mg/L Jan, Mar, May, Jul, Sep, Nov
D025Sulfate, total [as SO4]MO MAX report only all year
D025Hardness, Ca Mg Calculated [mg/L as CaCO3]MO MAX report only all year
D025Coliform, fecal MPN + membrane ftl 44.5 CMO GEOMN <= 200 #/100mL Apr, May, Jun, Jul, Aug, Sep, Oct
D025Flow, in conduit or thru treatment plantMO AVG report only all year
D025Flow, in conduit or thru treatment plantMO MAX report only all year
D025Flow, in conduit or thru treatment plantMO TOTAL report only all year
D025Chlorine, total residualDAILY MX <= .038 mg/L all year
D025Solids, total dissolvedMO MAX report only all year
D025Mercury, dissolved [as Hg]MO AVG report only May, Sep
D025Mercury, dissolved [as Hg]DAILY MX report only May, Sep
D025Mercury, total [as Hg]MO AVG <= 3.4 ng/L May, Sep
D025Mercury, total [as Hg]DAILY MX <= 6.5 ng/L May, Sep
D025Mercury, total [as Hg]MO AVG <= 10.5 mg/d May, Sep
D025BOD, carbonaceous [5 day, 20 C]MO AVG <= 15 mg/L all year
D025BOD, carbonaceous [5 day, 20 C]MX WK AV <= 22 mg/L all year
D025BOD, carbonaceous [5 day, 20 C]MO AVG <= 46.31 kg/d all year
D025BOD, carbonaceous [5 day, 20 C]MX WK AV <= 67.93 kg/d all year
D025BOD, carb-5 day, 20 deg C, percent removalMO AV MN >= 85 % all year
D025Solids, suspended percent removalMO AV MN >= 85 % all year
S006Precipitation, total defined period/inMO TOTAL report only all year
S006pHMO MIN report only all year
S006pHMO MAX report only all year
S006Solids, total suspendedMO AVG report only all year
S006Solids, total suspendedMO MAX report only all year
S006Nitrogen, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
S006Nitrogen, Kjeldahl, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
S006Nitrite + Nitrate total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
S006Phosphorus, total [as P]MO AVG report only all year
S006Chloride [as Cl]MO MAX report only Jan, Mar, May, Jul, Sep, Nov
S006Flow, in conduit or thru treatment plantMO AVG report only all year
S006Flow, in conduit or thru treatment plantMO MAX report only all year
S006Flow, in conduit or thru treatment plantMO TOTAL report only all year
S006Mercury, total [as Hg]MO AVG report only May, Sep
S006BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
S006BOD, 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