MDNR Central Office

NPDES permit MN0033723 · Minor NON-POTW · administratively continued, expires 2024-03-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2024-03-31 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 17 forms filed late

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

Reporting

Reports are due about 45 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (36)

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 <= 13.9 kg/d all year
D004Solids, total suspendedMX WK AV <= 20 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 <= 1 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
D004Phosphorus, total [as P]MO AVG report only Jan, Feb, Mar, Nov, Dec
D004Phosphorus, total [as P]MO AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
D004Phosphorus, total [as P]MO AVG report only Jan, Feb, Mar, Nov, Dec
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 Mar, Apr, May, Jun, Sep, Oct, Nov, Dec
D004Flow, in conduit or thru treatment plantMO AVG 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 MAX report only Jan, Feb, Jul, Aug
D004Flow, in conduit or thru treatment plantMO TOTAL report only Mar, Apr, May, Jun, Sep, Oct, Nov, Dec
D004Flow, in conduit or thru treatment plantMO TOTAL report only Jan, Feb, Jul, Aug
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 <= 7.7 kg/d all year
D004BOD, carbonaceous [5 day, 20 C]MX WK AV <= 12.3 kg/d all year
S005Precipitation, total defined period/inMO TOTAL report only Apr, May, Jun, Jul, Aug, Sep, Oct
S005pHMO MAX report only Jun, Sep
S005Solids, total suspendedMO AVG report only Jun, Sep
S005Nitrogen, total [as N]MO AVG report only Jun, Sep
S005Nitrogen, Kjeldahl, total [as N]MO AVG report only Jun, Sep
S005Nitrite + Nitrate total [as N]MO AVG report only Jun, Sep
S005Phosphorus, total [as P]MO AVG report only Jun, Sep
S005Flow, in conduit or thru treatment plantMO AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
S005Flow, in conduit or thru treatment plantMO MAX report only Apr, May, Jun, Jul, Aug, Sep, Oct
S005Flow, in conduit or thru treatment plantMO TOTAL report only Apr, May, Jun, Jul, Aug, Sep, Oct
S005BOD, carbonaceous [5 day, 20 C]MO AVG report only Jun, Sep

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