Saint Peter city of

NPDES permit MN0022535 · Major POTW · effective, expires 2027-03-31 · 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

0values over a limit
0required values missing, on 0 form(s)
0of 44 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 (62)

OutfallParameterStatisticLimitMonths
D047Specific conductanceQB report only Mar, Jun, Sep, Dec
D047Oxygen, dissolved [DO]MO MIN >= 5 mg/L all year
D047pHMO MIN >= 6 SU all year
D047pHMO MAX <= 9 SU all year
D047Bicarbonate ion- [as HCO3]QB report only Mar, Jun, Sep, Dec
D047Solids, total suspendedMO AVG report only Jan, Mar, May, Jul, Sep, Nov
D047Solids, total suspendedMO AVG <= 30 mg/L all year
D047Solids, total suspendedDAILY MX report only Jan, Mar, May, Jul, Sep, Nov
D047Solids, total suspendedMX WK AV <= 45 mg/L all year
D047Solids, total suspendedMO AVG <= 454 kg/d all year
D047Solids, total suspendedMX WK AV <= 680 kg/d all year
D047Nitrogen, total [as N]MO AVG report only all year
D047Nitrogen, ammonia total [as N]MO AVG report only all year
D047Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
D047Nitrite + Nitrate total [as N]MO AVG report only all year
D047Phosphorus, total [as P]MO AVG <= 1 mg/L all year
D047Phosphorus, total [as P]MO AVG report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
D047Phosphorus, total [as P]MO AVG <= 11.8 kg/d Jun, Jul, Aug, Sep
D047Phosphorus, total [as P]ANNL TOT <= 4421 kg/yr all year
D047Calcium, total [as Ca]QB report only Mar, Jun, Sep, Dec
D047Magnesium, total [as Mg]QB report only Mar, Jun, Sep, Dec
D047Sodium, total [as Na]QB report only Mar, Jun, Sep, Dec
D047Potassium, total [as K]QB report only Mar, Jun, Sep, Dec
D047Chloride [as Cl]QB report only Mar, Jun, Sep, Dec
D047Sulfate, total [as SO4]QB report only Mar, Jun, Sep, Dec
D047Copper, total [as Cu]QB report only Mar, Jun, Sep, Dec
D047Zinc, total [as Zn]QB report only Mar, Jun, Sep, Dec
D047Hardness, Ca Mg Calculated [mg/L as CaCO3]QB report only Mar, Jun, Sep, Dec
D047Coliform, fecal MPN + membrane ftl 44.5 CMO GEOMN <= 200 #/100mL Apr, May, Jun, Jul, Aug, Sep, Oct
D047Flow, in conduit or thru treatment plantMO AVG report only all year
D047Flow, in conduit or thru treatment plantMO MAX report only all year
D047Flow, in conduit or thru treatment plantMO TOTAL report only all year
D047Solids, total dissolvedQB report only Mar, Jun, Sep, Dec
D047Mercury, dissolved [as Hg]MO AVG report only Jan, Mar, May, Jul, Sep, Nov
D047Mercury, dissolved [as Hg]DAILY MX report only Jan, Mar, May, Jul, Sep, Nov
D047Mercury, total [as Hg]MO AVG <= 10.2 ng/L Jan, Mar, May, Jul, Sep, Nov
D047Mercury, total [as Hg]DAILY MX <= 19.3 ng/L Jan, Mar, May, Jul, Sep, Nov
D047BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
D047BOD, carbonaceous [5 day, 20 C]MO AVG <= 15 mg/L Jan, Feb, Mar, Dec
D047BOD, carbonaceous [5 day, 20 C]MX WK AV <= 40 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
D047BOD, carbonaceous [5 day, 20 C]MX WK AV <= 25 mg/L Jan, Feb, Mar, Dec
D047BOD, carbonaceous [5 day, 20 C]MO AVG <= 378 kg/d Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
D047BOD, carbonaceous [5 day, 20 C]MO AVG <= 227 kg/d Jan, Feb, Mar, Dec
D047BOD, carbonaceous [5 day, 20 C]MX WK AV <= 605 kg/d Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
D047BOD, carbonaceous [5 day, 20 C]MX WK AV <= 378 kg/d Jan, Feb, Mar, Dec
D047BOD, carb-5 day, 20 deg C, percent removalMO AV MN >= 85 % all year
D047Solids, suspended percent removalMO AV MN >= 85 % all year
S050Precipitation, total defined period/inMO TOTAL report only all year
S050pHMO MIN report only all year
S050pHMO MAX report only all year
S050Solids, total suspendedMO AVG report only all year
S050Solids, total suspendedMO MAX report only all year
S050Nitrogen, total [as N]MO AVG report only all year
S050Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
S050Nitrite + Nitrate total [as N]MO AVG report only all year
S050Phosphorus, total [as P]MO AVG report only all year
S050Flow, in conduit or thru treatment plantMO AVG report only all year
S050Flow, in conduit or thru treatment plantMO MAX report only all year
S050Flow, in conduit or thru treatment plantMO TOTAL report only all year
S050Mercury, total [as Hg]MO AVG report only Jan, Mar, May, Jul, Sep, Nov
S050BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
S050BOD, 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