Area Aggregates-The Olen Corp

NPDES permit OH0135488 · Minor NON-POTW · effective, expires 2027-10-31 · 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

1values over a limit
0required values missing, on 0 form(s)
0of 13 forms filed late

Last period with anything received: 2026-07-31. Most often over: BOD, carbonaceous [5 day, 20 C] (1).

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 (30)

OutfallParameterStatisticLimitMonths
003Flow rateMO AVG report only all year
003Flow rateDAILY MX report only all year
003Oxygen, dissolved [DO]DAILY MN >= 6 mg/L Mar, Jun, Aug, Dec
003pHDAILY MN >= 6.5 SU Mar, Jun, Aug, Dec
003pHDAILY MX <= 9 SU Mar, Jun, Aug, Dec
003Solids, total suspendedMO AVG <= 12 mg/L Mar, Jun, Aug, Dec
003Solids, total suspendedWKLY MAX <= 18 mg/L Mar, Jun, Aug, Dec
003Solids, total suspendedMO AVG <= .0682 kg/d Mar, Jun, Aug, Dec
003Solids, total suspendedWKLY MAX <= .103 kg/d Mar, Jun, Aug, Dec
003Nitrogen, ammonia total [as N]MO AVG <= 1 mg/L Jun, Aug
003Nitrogen, ammonia total [as N]MO AVG <= 3 mg/L Mar, Dec
003Nitrogen, ammonia total [as N]WKLY MAX <= 1.5 mg/L Jun, Aug
003Nitrogen, ammonia total [as N]WKLY MAX <= 4.5 mg/L Mar, Dec
003Nitrogen, ammonia total [as N]MO AVG <= .0057 kg/d Jun, Aug
003Nitrogen, ammonia total [as N]MO AVG <= .017 kg/d Mar, Dec
003Nitrogen, ammonia total [as N]WKLY MAX <= .0085 kg/d Jun, Aug
003Nitrogen, ammonia total [as N]WKLY MAX <= .026 kg/d Mar, Dec
003Turbidity [severity]MO AVG report only all year
003Turbidity [severity]DAILY MX report only all year
003E. coli, MTEC-MFMO GEOMN <= 126 MPN/100mL Jun, Aug
003E. coli, MTEC-MFWK GEOMN <= 284 MPN/100mL Jun, Aug
003Chlorine, total residualDAILY MX <= .019 mg/L Jun, Aug
003BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L Mar, Jun, Aug, Dec
003BOD, carbonaceous [5 day, 20 C]WKLY MAX <= 15 mg/L Mar, Jun, Aug, Dec
003BOD, carbonaceous [5 day, 20 C]MO AVG <= .057 kg/d Mar, Jun, Aug, Dec
003BOD, carbonaceous [5 day, 20 C]WKLY MAX <= .085 kg/d Mar, Jun, Aug, Dec
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