Mid-Ohio Sports Car Course

NPDES permit OH0136565 · Minor NON-POTW · effective, expires 2029-06-30 · 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 13 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 (51)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeMO AVG report only Jun, Jul, Aug, Sep
001Temperature, water deg. centigradeMO AVG report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Temperature, water deg. centigradeDAILY MX report only Jun, Jul, Aug, Sep
001Temperature, water deg. centigradeDAILY MX report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Oxygen, dissolved [DO]DAILY MN >= 6 mg/L Jun, Jul, Aug, Sep
001Oxygen, dissolved [DO]DAILY MN >= 6 mg/L Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001pHDAILY MN report only Jun, Jul, Aug, Sep
001pHDAILY MN report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001pHDAILY MX report only Jun, Jul, Aug, Sep
001pHDAILY MX report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Solids, total suspendedMO AVG <= 12 mg/L Jun, Jul, Aug, Sep
001Solids, total suspendedMO AVG <= 12 mg/L Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Solids, total suspendedWKLY MAX <= 18 mg/L Jun, Jul, Aug, Sep
001Solids, total suspendedWKLY MAX <= 18 mg/L Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Solids, total suspendedMO AVG <= 1.37 kg/d Jun, Jul, Aug, Sep
001Solids, total suspendedMO AVG <= 1.37 kg/d Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Solids, total suspendedWKLY MAX <= 2.05 kg/d Jun, Jul, Aug, Sep
001Solids, total suspendedWKLY MAX <= 2.05 kg/d Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 1 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 3 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]WKLY MAX <= 1.5 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]WKLY MAX <= 4.5 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= .11 kg/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= .34 kg/d Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]WKLY MAX <= .17 kg/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]WKLY MAX <= .51 kg/d Jan, Feb, Mar, Apr, Nov, 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
001Turbidity [severity]MO AVG report only Jun, Jul, Aug, Sep
001Turbidity [severity]MO AVG report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Turbidity [severity]DAILY MX report only Jun, Jul, Aug, Sep
001Turbidity [severity]DAILY MX report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001E. coli, MTEC-MFMO GEOMN <= 126 MPN/100mL May, Jun, Jul, Aug, Sep, Oct
001E. coli, MTEC-MFWK GEOMN <= 284 MPN/100mL May, Jun, Jul, Aug, Sep, Oct
001Flow, in conduit or thru treatment plantMO AVG report only Jun, Jul, Aug, Sep
001Flow, in conduit or thru treatment plantMO AVG report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Flow, in conduit or thru treatment plantDAILY MX report only Jun, Jul, Aug, Sep
001Flow, in conduit or thru treatment plantDAILY MX report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Chlorine, total residualDAILY MX <= .019 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L Jun, Jul, Aug, Sep
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY MAX <= 15 mg/L Jun, Jul, Aug, Sep
001BOD, carbonaceous [5 day, 20 C]WKLY MAX <= 15 mg/L Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 1.14 kg/d Jun, Jul, Aug, Sep
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 1.14 kg/d Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY MAX <= 1.71 kg/d Jun, Jul, Aug, Sep
001BOD, carbonaceous [5 day, 20 C]WKLY MAX <= 1.71 kg/d Jan, Feb, Mar, Apr, May, Oct, Nov, 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