Clarington Wastewater Treatment Plant

NPDES permit OH0021636 · Minor POTW · effective, expires 2029-08-31 · EPA's file as of 2026-09-19

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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: 2026-07-31.

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 (34)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeMO AVG report only all year
001Temperature, water deg. centigradeDAILY MX report only all year
001Oxygen, dissolved [DO]DAILY MN >= 5 mg/L all year
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedWKLY MAX <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 6.25 kg/d all year
001Solids, total suspendedWKLY MAX <= 9.37 kg/d all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001Nitrite + Nitrate total [as N]MO AVG report only Mar, Jun, Aug, Dec
001Nitrite + Nitrate total [as N]DAILY MX report only Mar, Jun, Aug, Dec
001Phosphorus, total [as P]MO AVG report only Mar, Jun, Aug, Dec
001Phosphorus, total [as P]DAILY MX report only Mar, Jun, Aug, Dec
001Coliform, fecal MF, MFC broth, 44.5 CMO GEOMN <= 1000 #/100mL Jan, Feb, Mar, Apr, Nov, Dec
001Coliform, fecal MF, MFC broth, 44.5 CWK GEOMN <= 2000 #/100mL Jan, Feb, Mar, Apr, Nov, Dec
001E. coli, MTEC-MFMO GEOMN <= 130 MPN/100mL May, Jun, Jul, Aug, Sep, Oct
001E. coli, MTEC-MFWK GEOMN <= 240 MPN/100mL May, Jun, Jul, Aug, Sep, Oct
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualDAILY MX <= .038 mg/L May, Jun, Jul, Aug, Sep, Oct
001Solids, total dissolved- 180 deg. CMO AVG report only Jun, Dec
001Solids, total dissolved- 180 deg. CDAILY MX report only Jun, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
001BOD, carbonaceous [5 day, 20 C]WKLY MAX <= 40 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 5.21 kg/d all year
001BOD, carbonaceous [5 day, 20 C]WKLY MAX <= 8.33 kg/d all year
300OverflowsMO AVG report only all year
300OverflowsDAILY MX report only all year
586Biosolids weight indluding admixturesMO AVG report only Dec
586Biosolids weight indluding admixturesDAILY MX report only Dec
588Sludge waste from secondary clarifiersMO AVG report only Dec
588Sludge 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