Miamisburg, City of

NPDES permit OH0147711 · Minor NON-POTW · administratively continued, expires 2026-06-30 · 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.

This permit expired on 2026-06-30 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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 (16)

OutfallParameterStatisticLimitMonths
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]DAILY 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
001Toxicity [acute], Ceriodaphnia dubiaMO AVG report only Jul
001Toxicity [acute], Ceriodaphnia dubiaDAILY MX report only Jul
001Toxicity [chronic], Ceriodaphnia dubiaMO AVG report only Jul
001Toxicity [chronic], Ceriodaphnia dubiaDAILY MX report only Jul
001Toxicity [acute], Pimephales promelas [Fathead Minnow]MO AVG report only Jul
001Toxicity [acute], Pimephales promelas [Fathead Minnow]DAILY MX report only Jul
001Toxicity [chronic], Pimephales promelas [Fathead Minnow]MO AVG report only Jul
001Toxicity [chronic], Pimephales promelas [Fathead Minnow]DAILY MX report only Jul
001Solids, total dissolved- 180 deg. CMO AVG <= 4500 mg/L all year
001Solids, total dissolved- 180 deg. CMO AVG <= 13500 kg/d 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