Stoncor Group Incorporated

NPDES permit INRM00313 · Minor NON-POTW · effective, expires 2031-01-31 · 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.

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: 2026-01-31.

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

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