Middlefield Original Cheese Co-Op

NPDES permit OH0129526 · Minor NON-POTW · effective, expires 2027-12-31 · 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.

EPA's record, 2025-09-01 to 2026-08-31

6values over a limit
0required values missing, on 0 form(s)
0of 24 forms filed late

Last period with anything received: 2026-07-31. Most often over: Solids, total dissolved- 180 deg. C (6).

Reporting

Reports are due about 20 days after each monitoring period ends (the most common figure among OH permits in EPA's filings — check your permit).

Limits in force (48)

OutfallParameterStatisticLimitMonths
002Temperature, water deg. centigradeMO AVG report only all year
002Temperature, water deg. centigradeDAILY MX report only all year
002Oxygen, dissolved [DO]DAILY MN >= 6 mg/L all year
002BOD, 5-day, 20 deg. CMO AVG <= 20 mg/L all year
002BOD, 5-day, 20 deg. CDAILY MX <= 30 mg/L all year
002BOD, 5-day, 20 deg. CMO AVG <= .78 kg/d all year
002BOD, 5-day, 20 deg. CDAILY MX <= 1.2 kg/d all year
002pHDAILY MN >= 6.5 SU all year
002pHDAILY MX <= 9.5 SU all year
002Solids, total suspendedMO AVG <= 20 mg/L all year
002Solids, total suspendedDAILY MX <= 30 mg/L all year
002Solids, total suspendedMO AVG <= .78 kg/d all year
002Solids, total suspendedDAILY MX <= 1.2 kg/d all year
002Nitrogen, ammonia total [as N]MO AVG <= 1.5 mg/L May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]MO AVG <= 8.6 mg/L Jan, Feb, Mar, Apr, Nov, Dec
002Nitrogen, ammonia total [as N]MO AVG <= .059 kg/d May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]MO AVG <= .34 kg/d Jan, Feb, Mar, Apr, Nov, Dec
002Nitrite + Nitrate total [as N]MO AVG report only all year
002Nitrite + Nitrate total [as N]DAILY MX report only all year
002Phosphorus, total [as P]MO AVG report only all year
002Phosphorus, total [as P]DAILY MX report only all year
002E. coli, MTEC-MFMO GEOMN <= 126 MPN/100mL May, Jun, Jul, Aug, Sep, Oct
002E. coli, MTEC-MFWK GEOMN <= 284 MPN/100mL May, Jun, Jul, Aug, Sep, Oct
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Solids, total dissolved- 180 deg. CMO AVG <= 1500 mg/L all year
571Nitrogen, ammonia in bottom depositsMO AVG report only all year
571Nitrogen, ammonia in bottom depositsDAILY MX report only all year
571Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
571Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
571Nitrite plus nitrate in bottom depositsMO AVG report only all year
571Nitrite plus nitrate in bottom depositsDAILY MX report only all year
571Phosphorous, total, in bottom depositsMO AVG report only all year
571Phosphorous, total, in bottom depositsDAILY MX report only all year
571Potassium, in bottom depositsMO AVG report only all year
571Potassium, in bottom depositsDAILY MX report only all year
571Sludge weight, dryMO AVG report only all year
571Sludge weight, dryDAILY MX report only all year
571Solids, total, percentMO AVG report only all year
571Solids, total, percentDAILY MX report only all year
571Solids, volatile % of total solidsMO AVG report only all year
571Solids, volatile % of total solidsDAILY MX report only all year
571Sodium, sludge, total, dry weight [as Na]MO AVG report only all year
571Sodium, sludge, total, dry weight [as Na]DAILY MX report only all year
576Biosolids weight indluding admixturesMO AVG report only Dec
576Biosolids weight indluding admixturesDAILY MX report only Dec
578Sludge waste from secondary clarifiersMO AVG report only Dec
578Sludge waste from secondary clarifiersDAILY MX report only 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