Brewster city of

NPDES permit MN0021750 · Minor POTW · effective, expires 2028-05-31 · 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 24 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 (53)

OutfallParameterStatisticLimitMonths
D001Specific conductanceMO MAX report only all year
D001Oxygen, dissolved [DO]MO MIN report only all year
D001pHMO MIN >= 6 SU all year
D001pHMO MAX <= 9 SU all year
D001Bicarbonate ion- [as HCO3]MO MAX report only all year
D001Solids, total suspendedMO AVG <= 45 mg/L all year
D001Solids, total suspendedMX WK AV <= 65 mg/L all year
D001Solids, total suspendedMO AVG <= 340 kg/d all year
D001Solids, total suspendedMX WK AV <= 490 kg/d all year
D001Nitrogen, total [as N]MO AVG report only all year
D001Nitrogen, ammonia total [as N]MO AVG report only all year
D001Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
D001Nitrite + Nitrate total [as N]MO AVG report only all year
D001Phosphorus, total [as P]MO AVG <= 1 mg/L all year
D001Phosphorus, total [as P]MO AVG report only all year
D001Calcium, total [as Ca]MO MAX report only all year
D001Magnesium, total [as Mg]MO MAX report only all year
D001Sodium, total [as Na]MO MAX report only all year
D001Potassium, total [as K]MO MAX report only all year
D001Chloride [as Cl]MO AVG report only all year
D001Chloride [as Cl]DAILY MX <= 328 mg/L all year
D001Chloride [as Cl]MO AVG report only all year
D001Chloride [as Cl]DAILY MX report only all year
D001Sulfate, total [as SO4]MO AVG report only all year
D001Sulfate, total [as SO4]DAILY MX <= 2310 mg/L all year
D001Sulfate, total [as SO4]MO AVG report only all year
D001Sulfate, total [as SO4]DAILY MX report only all year
D001Hardness, Ca Mg Calculated [mg/L as CaCO3]MO MAX report only all year
D001Coliform, fecal MPN + membrane ftl 44.5 CMO GEOMN <= 200 #/100mL Apr, May, Jun, Jul, Aug, Sep, Oct
D001Flow, in conduit or thru treatment plantMO AVG report only Jan, Feb, Jul, Aug
D001Flow, in conduit or thru treatment plantMO AVG report only Mar, Apr, May, Jun, Sep, Oct, Nov, Dec
D001Flow, in conduit or thru treatment plantMO MAX report only Jan, Feb, Jul, Aug
D001Flow, in conduit or thru treatment plantMO MAX report only Mar, Apr, May, Jun, Sep, Oct, Nov, Dec
D001Flow, in conduit or thru treatment plantMO TOTAL report only Jan, Feb, Jul, Aug
D001Flow, in conduit or thru treatment plantMO TOTAL report only Mar, Apr, May, Jun, Sep, Oct, Nov, Dec
D001Solids, total dissolvedMO AVG report only all year
D001Solids, total dissolvedDAILY MX <= 4607 mg/L all year
D001Solids, total dissolvedMO AVG report only all year
D001Solids, total dissolvedDAILY MX report only all year
D001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
D001BOD, carbonaceous [5 day, 20 C]MX WK AV <= 40 mg/L all year
D001BOD, carbonaceous [5 day, 20 C]MO AVG <= 189 kg/d all year
D001BOD, carbonaceous [5 day, 20 C]MX WK AV <= 302 kg/d all year
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]QRTR AVG report only Mar, Jun, Sep, Dec
S003Nitrogen, Kjeldahl, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
S003Nitrite + Nitrate total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
S003Phosphorus, total [as P]QRTR AVG report only Mar, Jun, Sep, Dec
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