AIRGAS CARBONIC INC, STAR PLANT

NPDES permit MS0060542 · Minor NON-POTW · administratively continued, expires 2026-07-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2026-07-31 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

4values over a limit
0required values missing, on 0 form(s)
0of 1 forms filed late

Last period with anything received: 2025-12-31. Most often over: BOD, 5-day, 20 deg. C (4).

Reporting

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

Limits in force (16)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. CANNL AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L all year
001BOD, 5-day, 20 deg. CANNL AVG <= .38 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX <= .56 lb/d all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedANNL AVG <= 30 mg/L all year
001Solids, total suspendedDAILY MX <= 45 mg/L all year
001Solids, total suspendedANNL AVG <= .38 lb/d all year
001Solids, total suspendedDAILY MX <= .56 lb/d all year
001Flow, in conduit or thru treatment plantANNL AVG <= .0015 MGD all year
001Flow, in conduit or thru treatment plantANNL MAX report only all year
001Chlorine, total residualMINIMUM >= .1 mg/L all year
001Chlorine, total residualMAXIMUM <= 1 mg/L all year
001E. coliANNL AVG <= 126 #/100mL all year
001E. coliDAILY MX <= 410 #/100mL all year

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