Earnhart Hill Regional W & SD

NPDES permit OH0136395 · Minor NON-POTW · effective, expires 2027-12-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

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

0values over a limit
0required values missing, on 0 form(s)
0of 17 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 (22)

OutfallParameterStatisticLimitMonths
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedDAILY MX <= 45 mg/L all year
001Arsenic, total recoverableMO AVG report only Mar, Jun, Aug, Dec
001Arsenic, total recoverableDAILY MX report only Mar, Jun, Aug, Dec
001Iron, suspendedMO AVG <= 1000 ug/L all year
001Iron, suspendedDAILY MX <= 2000 ug/L all year
001Manganese, suspendedMO AVG <= 1000 ug/L all year
001Manganese, suspendedDAILY MX <= 2000 ug/L all year
001Strontium, total recoverable, ug/LMO AVG report only Mar, Jun, Aug, Dec
001Strontium, total recoverable, ug/LDAILY MX report only Mar, Jun, Aug, Dec
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
001Toxicity [acute], Ceriodaphnia dubiaDAILY MX <= 1 tox acute Mar, Jun, Aug, Dec
001Solids, total dissolved- 180 deg. CMO AVG report only all year
001Solids, total dissolved- 180 deg. CDAILY MX report only all year
801%Effect Static Renewal 48Hr Acute Ceriodaphnia dubiaMO AVG report only Mar, Jun, Aug, Dec
801%Effect Static Renewal 48Hr Acute Ceriodaphnia dubiaDAILY MX report only Mar, Jun, Aug, Dec
902%Effect Static Renewal 48Hr Acute Ceriodaphnia dubiaMO AVG report only Mar, Jun, Aug, Dec
902%Effect Static Renewal 48Hr Acute Ceriodaphnia dubiaDAILY MX report only Mar, Jun, Aug, 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