Oneta Power, LLC

NPDES permit OK0044181 · Major NON-POTW · effective, expires 2029-04-30 · 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 53 forms filed late

Last period with anything received: 2026-08-31.

Reporting

Reports are due about 10 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (48)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeDAILY MX report only Jun, Jul, Aug, Sep
001pHMINIMUM >= 6.5 SU all year
001pHMAXIMUM <= 9 SU 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 residualINST MAX <= .099 mg/L all year
001Chlorine, free availableMO AVG <= .2 mg/L all year
001Chlorine, free availableDAILY MX <= .5 mg/L all year
01ApHMINIMUM >= 6 SU all year
01ApHMAXIMUM <= 9 SU all year
01ASolids, total suspendedMO AVG <= 30 mg/L all year
01ASolids, total suspendedDAILY MX <= 100 mg/L all year
01AOil and grease, hexane extr methodMO AVG <= 15 mg/L all year
01AOil and grease, hexane extr methodDAILY MX <= 20 mg/L all year
01AFlow, in conduit or thru treatment plantMO AVG report only all year
01AFlow, in conduit or thru treatment plantDAILY MX report only all year
02ApHMINIMUM >= 6 SU all year
02ApHMAXIMUM <= 9 SU all year
02ASolids, total suspendedMO AVG <= 30 mg/L all year
02ASolids, total suspendedDAILY MX <= 100 mg/L all year
02AOil and grease, hexane extr methodMO AVG <= 15 mg/L all year
02AOil and grease, hexane extr methodDAILY MX <= 20 mg/L all year
02ACopper, total [as Cu]MO AVG <= 1 mg/L all year
02ACopper, total [as Cu]DAILY MX <= 1 mg/L all year
02AIron, total [as Fe]MO AVG <= 1 mg/L all year
02AIron, total [as Fe]DAILY MX <= 1 mg/L all year
02AFlow, in conduit or thru treatment plantMO AVG report only all year
02AFlow, in conduit or thru treatment plantDAILY MX report only all year
03ApHMINIMUM >= 6 SU all year
03ApHMAXIMUM <= 9 SU all year
03ASolids, total suspendedMO AVG <= 30 mg/L all year
03ASolids, total suspendedDAILY MX <= 100 mg/L all year
03AOil and grease, hexane extr methodMO AVG <= 15 mg/L all year
03AOil and grease, hexane extr methodDAILY MX <= 20 mg/L all year
03ACopper, total [as Cu]MO AVG <= 1 mg/L all year
03ACopper, total [as Cu]DAILY MX <= 1 mg/L all year
03AIron, total [as Fe]MO AVG <= 1 mg/L all year
03AIron, total [as Fe]DAILY MX <= 1 mg/L all year
03AFlow, in conduit or thru treatment plantMO AVG report only all year
03AFlow, in conduit or thru treatment plantDAILY MX report only all year
TX1Whole effluent toxicity - retest #148HR MIN report only all year
TX1Whole effluent toxicity - retest #248HR MIN report only all year
TX1LC50 Static Renewal 48Hr Acute Daphnia pulex48HR MIN report only all year
TX1LC50 Static Renewal 48Hr Acute Pimephales promelas48HR MIN report only all year
TX1LC50 Pass/Fail Static Renewal 48Hr Acute Daphnia Pulex48HR MIN report only all year
TX1LC50 Static Renewal 48Hr Acute Pimephales promelas48HR MIN report only all year
TX1%Mortality Static Renewal 48Hr Acute Daphnia Pulex48HR MIN report only all year
TX1% Mortality Static Renewal 48 Hr Pimephales promelas or use TJA6C48HR MIN 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