Irving Materials Inc

NPDES permit INRM01376 · Minor NON-POTW · effective, expires 2026-11-17 · 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 1 forms filed late

Last period with anything received: 2025-11-17.

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 (8)

OutfallParameterStatisticLimitMonths
001pHMAXIMUM report only Nov
001Solids, total suspendedMAXIMUM report only Nov
001Oil and grease, hexane extr methodMAXIMUM report only Nov
001Nitrogen, Kjeldahl, total [as N]MAXIMUM report only Nov
001Nitrite + Nitrate total [as N]MAXIMUM report only Nov
001Phosphorus, total [as P]MAXIMUM report only Nov
001BOD, carbonaceous [5 day, 20 C]MAXIMUM report only Nov
001Chemical 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