Showa Denko Materials Powdered Metals USA Incorporated

NPDES permit INRM02696 · Minor NON-POTW · effective, expires 2030-09-29 · EPA's file as of 2026-09-26

Keep this permit as a site — opens New site at EPA's facility point (39.353056, -85.4675); 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 1 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 2 forms filed late

Last period with anything received: 2025-09-29.

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among IN permits in EPA's filings — check your permit).

Limits in force (16)

OutfallParameterStatisticLimitMonths
001pHmaximum report only Sep
001Solids, total suspendedmaximum report only Sep
001Oil and grease, hexane extr methodmaximum report only Sep
001Nitrogen, Kjeldahl, total [as N]maximum report only Sep
001Nitrite + Nitrate total [as N]maximum report only Sep
001Phosphorus, total [as P]maximum report only Sep
001BOD, carbonaceous [5 day, 20 C]maximum report only Sep
001Chemical Oxygen Demand [COD]maximum report only Sep
002pHmaximum report only Sep
002Solids, total suspendedmaximum report only Sep
002Oil and grease, hexane extr methodmaximum report only Sep
002Nitrogen, Kjeldahl, total [as N]maximum report only Sep
002Nitrite + Nitrate total [as N]maximum report only Sep
002Phosphorus, total [as P]maximum report only Sep
002BOD, carbonaceous [5 day, 20 C]maximum report only Sep
002Chemical Oxygen Demand [COD]maximum report only Sep

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