AIR PRODUCTS & CHEMICALS INC - GEISMAR 3 HYCO SMR PLANT

NPDES permit LA0127340 · Minor NON-POTW · effective, expires 2029-07-31 · 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 14 forms filed late

Last period with anything received: 2026-06-30.

Reporting

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

Limits in force (33)

OutfallParameterStatisticLimitMonths
001Oxygen demand, chem. [high level] [COD]MO AVG <= 183.3 lb/d all year
001Oxygen demand, chem. [high level] [COD]MO AVG <= 183.3 lb/d all year
001Oxygen demand, chem. [high level] [COD]DAILY MX <= 366.5 lb/d all year
001Oxygen demand, chem. [high level] [COD]DAILY MX <= 366.5 lb/d all year
001pHINST MIN >= 6 SU all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 44 lb/d all year
001Solids, total suspendedMO AVG <= 44 lb/d all year
001Solids, total suspendedDAILY MX <= 88 lb/d all year
001Solids, total suspendedDAILY MX <= 88 lb/d all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualMO AVG report only all year
001Chlorine, total residualMO AVG report only all year
001Chlorine, total residualDAILY MX report only all year
001Chlorine, total residualDAILY MX report only all year
101pHINST MIN >= 6 SU all year
101pHINST MAX <= 9 SU all year
101Solids, total suspendedDAILY MX <= 90 mg/L all year
101Solids, total suspendedDAILY MX <= 90 mg/L all year
101Oil & GreaseDAILY MX <= 15 mg/L all year
101Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
101Lead, total [as Pb]DAILY MX <= 50 ug/L all year
101BenzeneDAILY MX <= 50 ug/L all year
101BTEXDAILY MX <= 250 ug/L all year
101Flow, in conduit or thru treatment plantMO AVG report only all year
101Flow, in conduit or thru treatment plantDAILY MX report only 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