Worthington Industries Inc

NPDES permit OH0122271 · Major NON-POTW · effective, expires 2029-02-28 · EPA's file as of 2026-09-19

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EPA's record, 2025-09-01 to 2026-08-31

7values over a limit
0required values missing, on 0 form(s)
0of 22 forms filed late

Last period with anything received: 2026-07-31. Most often over: Oxygen, dissolved [DO] (7).

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
001Temperature, water deg. fahrenheitMO AVG report only all year
001Temperature, water deg. fahrenheitDAILY MX report only all year
001Oxygen, dissolved [DO]DAILY MN >= 4 mg/L all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedDAILY MX report only all year
001Oil and grease [soxhlet extr.] tot.DAILY MX <= 10 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001Phosphorus, total [as P]DAILY MX <= 1 mg/L all year
001Phosphorus, total [as P]DAILY MX <= .4 kg/d all year
001Iron, total recoverableMO AVG report only all year
001Iron, total recoverableDAILY MX report only all year
001Nickel, total recoverableMO AVG report only Jun, Dec
001Nickel, total recoverableDAILY MX report only Jun, Dec
001Zinc, total recoverableDAILY MX <= 450 ug/L all year
001Zinc, total recoverableDAILY MX <= .22 kg/d all year
001Lead, total recoverableMO AVG <= 488 ug/L all year
001Lead, total recoverableDAILY MX <= 640 ug/L all year
001Lead, total recoverableMO AVG <= .24 kg/d all year
001Lead, total recoverableDAILY MX <= .31 kg/d all year
001Chromium, total recoverableMO AVG report only Jun, Dec
001Chromium, total recoverableDAILY MX report only Jun, Dec
001Copper, total recoverableMO AVG report only all year
001Copper, total recoverableDAILY 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
001Chlorine, total residualDAILY MX <= .038 mg/L all year
001Mercury, total low levelMO AVG report only Jun, Dec
001Mercury, total low levelDAILY MX report only Jun, Dec
001Toxicity [acute], Ceriodaphnia dubiaDAILY MX <= 1 tox acute Mar, Jun, Aug, Dec
001Toxicity [acute], Pimephales promelas [Fathead Minnow]DAILY MX <= 1 tox acute Mar, Jun, Aug, Dec
001pH, maximumDAILY MX <= 9 SU all year
001pH, minimumDAILY MN >= 6.5 SU all year
001Solids, total dissolved- 180 deg. CMO AVG report only all year
001Solids, total dissolved- 180 deg. CDAILY MX report only all year
601Solids, total suspendedMO AVG <= 27.4 kg/d all year
601Solids, total suspendedDAILY MX <= 134 kg/d all year
601Oil and grease [soxhlet extr.] tot.MO AVG <= 13.6 kg/d all year
601Oil and grease [soxhlet extr.] tot.DAILY MX <= 41 kg/d all year
601Zinc, total recoverableMO AVG <= .38 kg/d all year
601Zinc, total recoverableDAILY MX <= 1.15 kg/d all year
601Lead, total recoverableMO AVG <= .29 kg/d all year
601Lead, total recoverableDAILY MX <= .86 kg/d all year
601Flow, in conduit or thru treatment plantMO AVG report only all year
601Flow, in conduit or thru treatment plantDAILY MX report only all year
601pH, maximumDAILY MX <= 9 SU all year
601pH, minimumDAILY MN >= 6 SU 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