Saint Leo city of

NPDES permit MN0024775 · Minor POTW · expired, expires 2026-05-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2026-05-31 and is expired: 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 33 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 (35)

OutfallParameterStatisticLimitMonths
D004Oxygen, dissolved [DO]MO MIN report only all year
D004pHMO MIN >= 6 SU all year
D004pHMO MAX <= 9 SU all year
D004Solids, total suspendedMO AVG <= 45 mg/L all year
D004Solids, total suspendedMX WK AV <= 65 mg/L all year
D004Solids, total suspendedMO AVG <= 24 kg/d all year
D004Solids, total suspendedMX WK AV <= 35 kg/d all year
D004Nitrogen, total [as N]MO AVG report only all year
D004Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
D004Nitrite + Nitrate total [as N]MO AVG report only all year
D004Phosphorus, total [as P]MO AVG report only all year
D004Phosphorus, total [as P]MO AVG report only all year
D004Phosphorus, total [as P]YA <= 47 kg/yr all year
D004Coliform, fecal MPN + membrane ftl 44.5 CMO GEOMN <= 200 #/100mL Apr, May, Jun, Jul, Aug, Sep, Oct
D004Flow, in conduit or thru treatment plantMO AVG report only Jan, Feb, Jul, Aug
D004Flow, in conduit or thru treatment plantMO AVG report only Mar, Apr, May, Jun, Sep, Oct, Nov, Dec
D004Flow, in conduit or thru treatment plantMO MAX report only Jan, Feb, Jul, Aug
D004Flow, in conduit or thru treatment plantMO MAX report only Mar, Apr, May, Jun, Sep, Oct, Nov, Dec
D004Flow, in conduit or thru treatment plantMO TOTAL report only Jan, Feb, Jul, Aug
D004Flow, in conduit or thru treatment plantMO TOTAL report only Mar, Apr, May, Jun, Sep, Oct, Nov, Dec
D004BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
D004BOD, carbonaceous [5 day, 20 C]MX WK AV <= 40 mg/L all year
D004BOD, carbonaceous [5 day, 20 C]MO AVG <= 13 kg/d all year
D004BOD, carbonaceous [5 day, 20 C]MX WK AV <= 21 kg/d all year
S005Precipitation, total defined period/inMO TOTAL report only all year
S005pHQB report only Mar, Jun, Sep, Dec
S005Solids, total suspendedQRTR AVG report only Mar, Jun, Sep, Dec
S005Nitrogen, total [as N]MO AVG report only Mar, Sep
S005Nitrogen, Kjeldahl, total [as N]MO AVG report only Mar, Sep
S005Nitrite + Nitrate total [as N]MO AVG report only Mar, Sep
S005Phosphorus, total [as P]QRTR AVG report only Mar, Jun, Sep, Dec
S005Flow, in conduit or thru treatment plantMO AVG report only all year
S005Flow, in conduit or thru treatment plantMO MAX report only all year
S005Flow, in conduit or thru treatment plantMO TOTAL report only all year
S005BOD, carbonaceous [5 day, 20 C]QRTR AVG report only Mar, Jun, Sep, Dec

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