NRG Power Midwest LP

NPDES permit OH0011533 · Minor NON-POTW · expired, expires 2026-01-31 · 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.

This permit expired on 2026-01-31 and is expired: 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 33 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 (47)

OutfallParameterStatisticLimitMonths
002Temperature, water deg. centigradeMO AVG report only all year
002Temperature, water deg. centigradeDAILY MX report only all year
002Solids, total suspendedMO AVG report only all year
002Solids, total suspendedDAILY 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
002Oil and grease, hexane extr methodMO AVG report only all year
002Oil and grease, hexane extr methodDAILY MX report only all year
002Iron, total recoverableMO AVG report only all year
002Iron, total recoverableDAILY MX report only all year
002Selenium, total recoverableMO AVG report only all year
002Selenium, total recoverableDAILY MX report only all year
002Barium, total recoverableMO AVG report only all year
002Barium, total recoverableDAILY MX report only all year
002Silver total recoverableMO AVG report only all year
002Silver total recoverableDAILY MX report only all year
002Silver total recoverableMO AVG report only all year
002Silver total recoverableDAILY MX report only all year
002Zinc, total recoverableMO AVG report only all year
002Zinc, total recoverableDAILY MX report only all year
002Cadmium, total recoverableMO AVG report only all year
002Cadmium, total recoverableDAILY MX report only all year
002Cadmium, total recoverableMO AVG report only all year
002Cadmium, total recoverableDAILY MX report only all year
002Lead, total recoverableMO AVG report only all year
002Lead, total recoverableDAILY MX report only all year
002Copper, total recoverableMO AVG report only all year
002Copper, total recoverableDAILY MX report only all year
002Oxidants, total residualDAILY MX report only all year
002Di[2-ethylhexyl] phthalate [DEHP]MO AVG report only all year
002Di[2-ethylhexyl] phthalate [DEHP]DAILY MX report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Mercury, total low levelMO AVG report only all year
002Mercury, total low levelDAILY MX report only all year
002Mercury, total low levelMO AVG report only all year
002Mercury, total low levelDAILY MX report only all year
002pH, maximumDAILY MX report only all year
002pH, minimumDAILY MN report only all year
002Solids, total dissolved- 180 deg. CMO AVG report only all year
002Solids, total dissolved- 180 deg. CDAILY MX report only all year
006Flow, in conduit or thru treatment plantMO AVG report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
009Flow, in conduit or thru treatment plantMO AVG report only all year
009Flow, in conduit or thru treatment plantDAILY MX 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