IronUnits LLC

NPDES permit OH0146633 · Minor NON-POTW · effective, expires 2029-08-31 · 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

0values over a limit
0required values missing, on 0 form(s)
0of 50 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 (46)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitMO AVG report only all year
001Temperature, water deg. fahrenheitDAILY MX report only all year
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 29 kg/d all year
001Solids, total suspendedDAILY MX <= 61 kg/d 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]MO AVG <= 1 mg/L all year
001Phosphorus, total [as P]DAILY MX <= 1.5 mg/L all year
001Iron, total recoverableMO AVG report only all year
001Iron, total recoverableDAILY MX report only all year
001Oxidants, total residualDAILY MX <= .0048 mg/L 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
001Mercury, total low levelMO AVG report only all year
001Mercury, total low levelDAILY MX report only all year
001Toxicity [acute], Ceriodaphnia dubiaMO AVG report only Jun, Dec
001Toxicity [acute], Ceriodaphnia dubiaDAILY MX report only Jun, Dec
001Toxicity [acute], Pimephales promelas [Fathead Minnow]MO AVG report only Jun, Dec
001Toxicity [acute], Pimephales promelas [Fathead Minnow]DAILY MX report only Jun, Dec
001Solids, total dissolved- 180 deg. CMO AVG report only all year
001Solids, total dissolved- 180 deg. CDAILY MX report only all year
002pHDAILY MN report only all year
002pHDAILY MX report only all year
002Solids, total suspendedMO AVG report only all year
002Solids, total suspendedDAILY MX report only all year
002Oil and grease, hexane extr methodMO AVG report only all year
002Oil and grease, hexane extr methodDAILY MX report only all year
002Zinc, total recoverableMO AVG report only all year
002Zinc, total recoverableDAILY MX report only all year
003pHDAILY MN report only all year
003pHDAILY MX report only all year
003Solids, total suspendedMO AVG report only all year
003Solids, total suspendedDAILY MX report only all year
003Oil and grease, hexane extr methodMO AVG report only all year
003Oil and grease, hexane extr methodDAILY MX report only all year
003Zinc, total recoverableMO AVG report only all year
003Zinc, total recoverableDAILY MX report only all year
800Mercury, total low levelMO AVG report only all year
800Mercury, total low levelDAILY MX report only all year
801%Effect Static Renewal 48Hr Acute Ceriodaphnia dubiaMO AVG report only Jun, Dec
801%Effect Static Renewal 48Hr Acute Ceriodaphnia dubiaDAILY MX report only Jun, Dec
801%Effect Static Renewal 96Hr Acute Pimephales promelasMO AVG report only Jun, Dec
801%Effect Static Renewal 96Hr Acute Pimephales promelasDAILY MX report only Jun, 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