CSR Hydro Conduit

NPDES permit OH0129178 · Minor NON-POTW · effective, expires 2027-11-30 · 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 37 forms filed late

Last period with anything received: 2026-08-31.

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 (47)

OutfallParameterStatisticLimitMonths
001Oxygen demand, chem. [low level] [COD]MO AVG report only all year
001Oxygen demand, chem. [low level] [COD]DAILY MX report only 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
001Oil and grease, hexane extr methodDAILY MX <= 10 mg/L all year
001RainfallMO AVG report only all year
001RainfallDAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
588Sludge waste from secondary clarifiersMO AVG report only Dec
588Sludge waste from secondary clarifiersDAILY MX report only Dec
602Temperature, water deg. centigradeMO AVG report only all year
602Temperature, water deg. centigradeDAILY MX report only all year
602Flow rateMO AVG report only all year
602Flow rateDAILY MX report only all year
602Oxygen, dissolved [DO]DAILY MN >= 6 mg/L all year
602pHDAILY MN >= 6.5 SU all year
602pHDAILY MX <= 9 SU all year
602Solids, total suspendedMO AVG <= 12 mg/L all year
602Solids, total suspendedWKLY MAX <= 18 mg/L all year
602Solids, total suspendedMO AVG <= .11 kg/d all year
602Solids, total suspendedWKLY MAX <= .17 kg/d all year
602Nitrogen, ammonia total [as N]MO AVG <= 1.3 mg/L May, Jun, Jul, Aug, Sep, Oct
602Nitrogen, ammonia total [as N]MO AVG <= 2 mg/L Jan, Feb, Mar, Apr, Nov, Dec
602Nitrogen, ammonia total [as N]WKLY MAX <= 1.95 mg/L May, Jun, Jul, Aug, Sep, Oct
602Nitrogen, ammonia total [as N]WKLY MAX <= 3 mg/L Jan, Feb, Mar, Apr, Nov, Dec
602Nitrogen, ammonia total [as N]MO AVG <= .0124 kg/d May, Jun, Jul, Aug, Sep, Oct
602Nitrogen, ammonia total [as N]MO AVG <= .019 kg/d Jan, Feb, Mar, Apr, Nov, Dec
602Nitrogen, ammonia total [as N]WKLY MAX <= .0185 kg/d May, Jun, Jul, Aug, Sep, Oct
602Nitrogen, ammonia total [as N]WKLY MAX <= .0284 kg/d Jan, Feb, Mar, Apr, Nov, Dec
602Turbidity [severity]MO AVG report only all year
602Turbidity [severity]DAILY MX report only all year
602E. coli, MTEC-MFMO GEOMN <= 126 MPN/100mL Jun, Aug
602E. coli, MTEC-MFWK GEOMN <= 284 MPN/100mL Jun, Aug
602Chlorine, total residualDAILY MX <= .019 mg/L May, Jun, Jul, Aug, Sep, Oct
602BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L all year
602BOD, carbonaceous [5 day, 20 C]WKLY MAX <= 15 mg/L all year
602BOD, carbonaceous [5 day, 20 C]MO AVG <= .0947 kg/d all year
602BOD, carbonaceous [5 day, 20 C]WKLY MAX <= .142 kg/d all year
603Temperature, water deg. centigradeMO AVG report only all year
603Temperature, water deg. centigradeDAILY MX report only all year
603Flow rateMO AVG report only all year
603Flow rateDAILY MX report only all year
603pHDAILY MN report only all year
603pHDAILY MX report only all year

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