Irving Materials, Inc

NPDES permit INRM02259 · Minor NON-POTW · effective, expires 2027-07-24 · 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)
2of 2 forms filed late

Last period with anything received: 2026-07-24.

Reporting

Reports are due about 35 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (16)

OutfallParameterStatisticLimitMonths
001pHMAXIMUM report only Jul
001Solids, total suspendedMAXIMUM report only Jul
001Oil and grease, hexane extr methodMAXIMUM report only Jul
001Nitrogen, Kjeldahl, total [as N]MAXIMUM report only Jul
001Nitrite + Nitrate total [as N]MAXIMUM report only Jul
001Phosphorus, total [as P]MAXIMUM report only Jul
001BOD, carbonaceous [5 day, 20 C]MAXIMUM report only Jul
001Chemical Oxygen Demand [COD]MAXIMUM report only Jul
002pHMAXIMUM report only Jul
002Solids, total suspendedMAXIMUM report only Jul
002Oil and grease, hexane extr methodMAXIMUM report only Jul
002Nitrogen, Kjeldahl, total [as N]MAXIMUM report only Jul
002Nitrite + Nitrate total [as N]MAXIMUM report only Jul
002Phosphorus, total [as P]MAXIMUM report only Jul
002BOD, carbonaceous [5 day, 20 C]MAXIMUM report only Jul
002Chemical Oxygen Demand [COD]MAXIMUM report only Jul

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