Alon USA- Alon Krotz Springs Refinery

NPDES permit LA0051942 · Major NON-POTW · effective, expires 2026-10-31 · 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

11values over a limit
0required values missing, on 0 form(s)
3of 64 forms filed late

Last period with anything received: 2026-08-31. Most often over: BOD, 5-day, 20 deg. C (4), Oxygen demand, chem. [high level] [COD] (3), pH (2).

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 (96)

OutfallParameterStatisticLimitMonths
002pHINST MIN >= 6 SU all year
002pHINST MAX <= 9 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 <= 9 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
003Mercury, total [as Hg]MO AVG report only all year
003Mercury, total [as Hg]DAILY MX report only all year
004BOD, 5-day, 20 deg. CMO AVG <= 380 lb/d all year
004BOD, 5-day, 20 deg. CDAILY MX <= 711 lb/d all year
004Oxygen demand, chem. [high level] [COD]MO AVG <= 2576 lb/d all year
004Oxygen demand, chem. [high level] [COD]DAILY MX <= 5090 lb/d all year
004pHMINIMUM report only all year
004pHMAXIMUM report only all year
004Solids, total suspendedMO AVG <= 307 lb/d all year
004Solids, total suspendedDAILY MX <= 491 lb/d all year
004Oil & GreaseMO AVG <= 114 lb/d all year
004Oil & GreaseDAILY MX <= 209 lb/d all year
004Nitrogen, total [as N]MO AVG report only all year
004Nitrogen, total [as N]DAILY MX report only all year
004Nitrogen, ammonia total [as N]MO AVG <= 367 lb/d all year
004Nitrogen, ammonia total [as N]DAILY MX <= 808 lb/d all year
004Phosphorus, total [as P]MO AVG report only all year
004Phosphorus, total [as P]DAILY MX report only all year
004Sulfide, total [as S]MO AVG <= 2.08 lb/d all year
004Sulfide, total [as S]DAILY MX <= 4.53 lb/d all year
004Chromium, hexavalent [as Cr]MO AVG <= .39 lb/d all year
004Chromium, hexavalent [as Cr]DAILY MX <= .88 lb/d all year
004Chromium, total [as Cr]MO AVG <= 6.01 lb/d all year
004Chromium, total [as Cr]DAILY MX <= 10.3 lb/d all year
004Whole effluent toxicity - retest #1MO AV MN report only all year
004Whole effluent toxicity - retest #1MO AV MN report only all year
004Whole effluent toxicity - retest #148HR MIN report only all year
004Whole effluent toxicity - retest #148HR MIN report only all year
004Whole effluent toxicity - retest #2MO AV MN report only all year
004Whole effluent toxicity - retest #2MO AV MN report only all year
004Whole effluent toxicity - retest #248HR MIN report only all year
004Whole effluent toxicity - retest #248HR MIN report only all year
004Phenolics, total recoverableMO AVG <= 2.45 lb/d all year
004Phenolics, total recoverableDAILY MX <= 5.15 lb/d 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
004Whole Effluent Toxicity - Retest #3MO AV MN report only all year
004Whole Effluent Toxicity - Retest #3MO AV MN report only all year
004Whole Effluent Toxicity - Retest #348HR MIN report only all year
004Whole Effluent Toxicity - Retest #348HR MIN report only all year
004Coliform, fecal generalMO AVG <= 200 #/100mL all year
004Coliform, fecal generalDAILY MX <= 400 #/100mL all year
004pH range excursions, > 60 minutesMO TOTAL <= 0 occur/mo all year
004pH range excursions, monthly total accumMO TOTAL <= 446 min all year
004Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulexMO AV MN report only all year
004Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex48HR MIN report only all year
004LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelasMO AV MN report only all year
004LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas48HR MIN report only all year
004NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulexMO AV MN report only all year
004NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex48HR MIN report only all year
004NOAEC Lethal Static Renewal 48Hr acute Pimephales promelasMO AV MN report only all year
004NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas48HR MIN report only all year
004Coef Of Var Static Renewal 48Hr Acute D. pulexMAXIMUM report only all year
004Coef Of Var Static Renewal 48Hr Acute Pimephales promelasMAXIMUM report only all year
005pHINST MIN >= 6 SU all year
005pHINST MAX <= 9 SU all year
005Oil & GreaseDAILY MX <= 15 mg/L all year
005Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
005Flow, in conduit or thru treatment plantMO AVG report only all year
005Flow, in conduit or thru treatment plantDAILY MX report only all year
005Mercury, total [as Hg]MO AVG report only all year
005Mercury, total [as Hg]DAILY MX report only all year
007ApHINST MIN >= 6 SU all year
007ApHINST MAX <= 9 SU all year
007ASolids, total suspendedDAILY MX <= 90 mg/L all year
007ASolids, total suspendedDAILY MX <= 90 mg/L all year
007AOil & GreaseDAILY MX <= 15 mg/L all year
007ACarbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
007ALead, total [as Pb]DAILY MX <= 50 ug/L all year
007ABenzeneDAILY MX <= 50 ug/L all year
007ABTEXDAILY MX <= 250 ug/L all year
007AFlow, in conduit or thru treatment plantMO AVG report only all year
007AFlow, in conduit or thru treatment plantDAILY MX report only all year
007BpHINST MIN >= 6 SU all year
007BpHINST MAX <= 9 SU all year
007BSolids, total suspendedDAILY MX <= 90 mg/L all year
007BSolids, total suspendedDAILY MX <= 90 mg/L all year
007BOil & GreaseDAILY MX <= 15 mg/L all year
007BCarbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
007BLead, total [as Pb]DAILY MX <= 50 ug/L all year
007BBenzeneDAILY MX <= 50 ug/L all year
007BBTEXDAILY MX <= 250 ug/L all year
007BFlow, in conduit or thru treatment plantMO AVG report only all year
007BFlow, 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