Grove City city of

NPDES permit MN0023574 · Minor POTW · expired, expires 2022-03-31 · 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.

This permit expired on 2022-03-31 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 36 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 (47)

OutfallParameterStatisticLimitMonths
D013Specific conductanceMO MAX report only all year
D013Oxygen, dissolved [DO]MO MIN report only all year
D013pHMO MIN >= 6 SU all year
D013pHMO MAX <= 9 SU all year
D013Bicarbonate ion- [as HCO3]MO MAX report only all year
D013Solids, total suspendedMO AVG <= 45 mg/L all year
D013Solids, total suspendedMX WK AV <= 65 mg/L all year
D013Solids, total suspendedMO AVG <= 166 kg/d all year
D013Solids, total suspendedMX WK AV <= 239 kg/d all year
D013Nitrogen, total [as N]MO AVG report only all year
D013Nitrogen, ammonia total [as N]MO AVG report only Jun, Dec
D013Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
D013Nitrite + Nitrate total [as N]MO AVG report only all year
D013Phosphorus, total [as P]MO AVG report only all year
D013Phosphorus, total [as P]MO AVG report only all year
D013Phosphorus, total [as P]ANNL TOT <= 309.5 kg/yr all year
D013Calcium, total [as Ca]MO MAX report only all year
D013Magnesium, total [as Mg]MO MAX report only all year
D013Sodium, total [as Na]MO MAX report only all year
D013Potassium, total [as K]MO MAX report only all year
D013Chloride [as Cl]DAILY MX <= 562 mg/L all year
D013Sulfate, total [as SO4]MO MAX report only all year
D013Hardness, Ca Mg Calculated [mg/L as CaCO3]MO MAX report only all year
D013Coliform, fecal MPN + membrane ftl 44.5 CMO GEOMN <= 200 #/100mL May, Jun, Jul, Aug, Sep, Oct
D013Flow, in conduit or thru treatment plantMO AVG report only Jan, Feb, Jun, Jul, Aug, Sep
D013Flow, in conduit or thru treatment plantMO AVG report only Mar, Apr, May, Oct, Nov, Dec
D013Flow, in conduit or thru treatment plantMO MAX report only Jan, Feb, Jun, Jul, Aug, Sep
D013Flow, in conduit or thru treatment plantMO MAX report only Mar, Apr, May, Oct, Nov, Dec
D013Flow, in conduit or thru treatment plantMO TOTAL report only Jan, Feb, Jun, Jul, Aug, Sep
D013Flow, in conduit or thru treatment plantMO TOTAL report only Mar, Apr, May, Oct, Nov, Dec
D013Solids, total dissolvedMO MAX report only all year
D013BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
D013BOD, carbonaceous [5 day, 20 C]MX WK AV <= 40 mg/L all year
D013BOD, carbonaceous [5 day, 20 C]MO AVG <= 92 kg/d all year
D013BOD, carbonaceous [5 day, 20 C]MX WK AV <= 148 kg/d all year
S014Precipitation, total defined period/inMO TOTAL report only all year
S014pHQC report only Mar, Jun, Sep, Dec
S014pHQB report only Mar, Jun, Sep, Dec
S014Solids, total suspendedQRTR AVG report only Mar, Jun, Sep, Dec
S014Nitrogen, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
S014Nitrogen, Kjeldahl, total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
S014Nitrite + Nitrate total [as N]QRTR AVG report only Mar, Jun, Sep, Dec
S014Phosphorus, total [as P]QRTR AVG report only Mar, Jun, Sep, Dec
S014Flow, in conduit or thru treatment plantMO AVG report only all year
S014Flow, in conduit or thru treatment plantMO MAX report only all year
S014Flow, in conduit or thru treatment plantMO TOTAL report only all year
S014BOD, 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