UOP LLC - Baton Rouge Plant

NPDES permit LA0041718 · Major NON-POTW · administratively continued, expires 2026-08-31 · 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.

This permit expired on 2026-08-31 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

9values over a limit
0required values missing, on 0 form(s)
24of 112 forms filed late

Last period with anything received: 2026-08-31. Most often over: Coliform, fecal general (6), Oil & Grease (2), Solids, total suspended (1).

Reporting

Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (65)

OutfallParameterStatisticLimitMonths
002pHINST MIN >= 6 SU all year
002pHINST MAX <= 10 SU all year
002Oil & GreaseDAILY MX <= 15 mg/L all year
002Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
003pHINST MIN >= 6 SU all year
003pHINST MAX <= 10 SU all year
003Oil & GreaseDAILY MX <= 15 mg/L all year
003Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
004pHINST MIN >= 6 SU all year
004pHINST MAX <= 10 SU all year
004Oil & GreaseDAILY MX <= 15 mg/L all year
004Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
004Flow, in conduit or thru treatment plantMO AVG report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
006pHINST MIN >= 6 SU all year
006pHINST MAX <= 10 SU all year
006Oil & GreaseDAILY MX <= 15 mg/L all year
006Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
006Flow, in conduit or thru treatment plantMO AVG report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
006Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
006Coliform, fecal generalDAILY MX <= 400 #/100mL all year
007pHINST MIN >= 6 SU all year
007pHINST MAX <= 10 SU all year
007Oil & GreaseDAILY MX <= 15 mg/L all year
007Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
007Flow, in conduit or thru treatment plantMO AVG report only all year
007Flow, in conduit or thru treatment plantDAILY MX report only all year
008pHINST MIN >= 6 SU all year
008pHINST MAX <= 10 SU all year
008Oil & GreaseDAILY MX <= 15 mg/L all year
008Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
008Flow, in conduit or thru treatment plantMO AVG report only all year
008Flow, in conduit or thru treatment plantDAILY MX report only all year
010pHINST MIN >= 6 SU all year
010pHINST MAX <= 10 SU all year
010Oil & GreaseDAILY MX <= 15 mL/L all year
010Carbon, tot organic [TOC]DAILY MX <= 50 mL/L all year
010Flow, in conduit or thru treatment plantMO AVG report only all year
010Flow, in conduit or thru treatment plantDAILY MX report only all year
110BOD, 5-day, 20 deg. CDAILY MX <= 30 mg/L all year
110Solids, total suspendedMO AVG <= 2310 lb/d all year
110Solids, total suspendedDAILY MX <= 4620 lb/d all year
110Flow, in conduit or thru treatment plantMO AVG report only all year
110Flow, in conduit or thru treatment plantDAILY MX report only all year
110Whole Effluent Toxicity [WET] - D. pulexMO AV MN >= .06 % all year
110Whole Effluent Toxicity [WET] - D. pulex48HR MIN >= .06 % all year
110Whole Effluent Toxicity [WET] - P. promelasMO AV MN >= .06 % all year
110Whole Effluent Toxicity [WET] - P. promelas48HR MIN >= .06 % all year
110Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
110Coliform, fecal generalDAILY MX <= 400 #/100mL all year
110Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulexMO AV MN report only all year
110Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex48HR MIN report only all year
110LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelasMO AV MN report only all year
110LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas48HR MIN report only all year
110NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulexMO AV MN report only all year
110NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex48HR MIN report only all year
110NOAEC Lethal Static Renewal 48Hr acute Pimephales promelasMO AV MN report only all year
110NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas48HR MIN report only all year
110Coef Of Var Static Renewal 48Hr Acute D. pulexMAXIMUM report only all year
110Coef Of Var Static Renewal 48Hr Acute Pimephales promelasMAXIMUM 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