BASF Corp

NPDES permit OH0137812 · Minor NON-POTW · effective, expires 2028-11-30 · 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 11 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 (27)

OutfallParameterStatisticLimitMonths
040Flow rateMO AVG report only all year
040Flow rateDAILY MX report only all year
040BOD, 5-day, 20 deg. CMO AVG report only all year
040BOD, 5-day, 20 deg. CDAILY MX report only all year
040Oxygen demand, chem. [low level] [COD]MO AVG report only all year
040Oxygen demand, chem. [low level] [COD]DAILY MX report only all year
040pHDAILY MN >= 6.5 SU all year
040pHDAILY MX <= 9 SU all year
040Solids, total suspendedMO AVG report only all year
040Solids, total suspendedDAILY MX report only all year
040Oil and grease, hexane extr methodDAILY MX <= 10 mg/L all year
040Nitrogen, ammonia total [as N]MO AVG report only all year
040Nitrogen, ammonia total [as N]DAILY MX report only all year
040Nitrite + Nitrate total [as N]MO AVG report only all year
040Nitrite + Nitrate total [as N]DAILY MX report only all year
040Phosphorus, total [as P]MO AVG report only all year
040Phosphorus, total [as P]DAILY MX report only all year
040Copper, total [as Cu]MO AVG report only all year
040Copper, total [as Cu]DAILY MX report only all year
040Nickel, total [as Ni]MO AVG report only all year
040Nickel, total [as Ni]DAILY MX report only all year
040Zinc, total [as Zn]MO AVG report only all year
040Zinc, total [as Zn]DAILY MX report only all year
040Surfactants [MBAS]MO AVG report only all year
040Surfactants [MBAS]DAILY MX report only all year
040RainfallMO AVG report only all year
040RainfallDAILY 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