IMI Plant 149

NPDES permit INRM00396 · Minor NON-POTW · effective, expires 2030-11-22 · EPA's file as of 2026-09-26

Keep this permit as a site — opens New site at EPA's facility point (39.621481, -86.359544); you set the radius.

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.

These are the last limits EPA's file holds for this permit, from an earlier version of it (version 2 in EPA's file): its current version carries none yet. Read your permit: a renewal can change them.

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

0values over a limit

0required values missing, on 0 form(s)

0of 1 forms filed late

Last period with anything received: 2025-11-22.

Reporting

Reports are due about 36 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (8)

Outfall	Parameter	Statistic	Limit	Months
001	pH	maximum	report only	Nov
001	Solids, total suspended	maximum	report only	Nov
001	Oil and grease, hexane extr method	maximum	report only	Nov
001	Nitrogen, Kjeldahl, total [as N]	maximum	report only	Nov
001	Nitrite + Nitrate total [as N]	maximum	report only	Nov
001	Phosphorus, total [as P]	maximum	report only	Nov
001	BOD, carbonaceous [5 day, 20 C]	maximum	report only	Nov
001	Chemical Oxygen Demand [COD]	maximum	report only	Nov

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