Beaver Bay city of

NPDES permit MN0040754 · Minor POTW · expired, expires 2025-12-31 · 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.

This permit expired on 2025-12-31 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
112required values missing, on 10 form(s)
0of 18 forms filed late

Last period with anything received: 2025-12-31.

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 (45)

OutfallParameterStatisticLimitMonths
D002Oxygen, dissolved [DO]DAILY MN >= 7 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
D002pHMO MIN >= 6 SU all year
D002pHMO MAX <= 9 SU all year
D002Solids, total suspendedMO AVG <= 45 mg/L all year
D002Solids, total suspendedMX WK AV <= 65 mg/L all year
D002Solids, total suspendedMO AVG <= 44.4 kg/d all year
D002Solids, total suspendedMX WK AV <= 64 kg/d all year
D002Nitrogen, total [as N]MO AVG report only all year
D002Nitrogen, ammonia total [as N]MO AVG <= 9.7 mg/L Sep, Oct, Nov
D002Nitrogen, ammonia total [as N]MO AVG report only Apr, May, Jun
D002Nitrogen, ammonia total [as N]MO AVG <= 2.2 mg/L Jul, Aug
D002Nitrogen, ammonia total [as N]MO AVG <= 9.6 kg/d Sep, Oct, Nov
D002Nitrogen, ammonia total [as N]MO AVG report only Apr, May, Jun
D002Nitrogen, ammonia total [as N]MO AVG <= 2.2 kg/d Jul, Aug
D002Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
D002Nitrite + Nitrate total [as N]MO AVG report only all year
D002Phosphorus, total [as P]MO AVG <= 1 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
D002Phosphorus, total [as P]MO AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
D002Coliform, fecal MPN + membrane ftl 44.5 CMO GEOMN <= 200 #/100mL all year
D002Flow, in conduit or thru treatment plantMO AVG report only Jan, Feb, Mar, Dec
D002Flow, in conduit or thru treatment plantMO AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
D002Flow, in conduit or thru treatment plantMO MAX report only Jan, Feb, Mar, Dec
D002Flow, in conduit or thru treatment plantMO MAX report only Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
D002Flow, in conduit or thru treatment plantMO TOTAL report only Jan, Feb, Mar, Dec
D002Flow, in conduit or thru treatment plantMO TOTAL report only Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
D002Chlorine, total residualDAILY MX <= .038 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
D002BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L Apr, May, Jun
D002BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L Jul, Aug, Sep, Oct, Nov
D002BOD, carbonaceous [5 day, 20 C]MX WK AV <= 40 mg/L Apr, May, Jun
D002BOD, carbonaceous [5 day, 20 C]MX WK AV <= 16 mg/L Jul, Aug, Sep, Oct, Nov
D002BOD, carbonaceous [5 day, 20 C]MO AVG <= 24.7 kg/d Apr, May, Jun
D002BOD, carbonaceous [5 day, 20 C]MO AVG <= 9.9 kg/d Jul, Aug, Sep, Oct, Nov
D002BOD, carbonaceous [5 day, 20 C]MX WK AV <= 39.4 kg/d Apr, May, Jun
D002BOD, carbonaceous [5 day, 20 C]MX WK AV <= 15.8 kg/d Jul, Aug, Sep, Oct, Nov
S003Precipitation, total defined period/inMO TOTAL report only all year
S003pHQB report only Mar, Jun, Sep, Dec
S003Solids, total suspendedQRTR AVG report only Mar, Jun, Sep, Dec
S003Nitrogen, total [as N]MO AVG report only Mar, Sep
S003Nitrogen, Kjeldahl, total [as N]MO AVG report only Mar, Sep
S003Nitrite + Nitrate total [as N]MO AVG report only Mar, Sep
S003Phosphorus, total [as P]QRTR AVG report only Mar, Jun, Sep, Dec
S003Flow, in conduit or thru treatment plantMO AVG report only all year
S003Flow, in conduit or thru treatment plantMO MAX report only all year
S003Flow, in conduit or thru treatment plantMO TOTAL report only all year
S003BOD, 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