ALON USA LP

NPDES permit TX0104515 · Major NON-POTW · administratively continued, expires 2026-06-18 · 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 2026-06-18 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

8values over a limit
0required values missing, on 0 form(s)
0of 61 forms filed late

Last period with anything received: 2026-07-31. Most often over: Phenolic compounds, total (2), Oxygen demand, chem. [high level] [COD] (2), Solids, total suspended (2).

Reporting

Reports are due about 20 days after each monitoring period ends (the most common figure among TX permits in EPA's filings — check your permit).

Limits in force (120)

OutfallParameterStatisticLimitMonths
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Flow, in conduit or thru treatment plantDAILY AV report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
002Oxygen, dissolved [DO]MINIMUM report only all year
002Oxygen demand, chem. [high level] [COD]DAILY AV <= 302 mg/L all year
002Oxygen demand, chem. [high level] [COD]DAILY MX <= 604 mg/L all year
002pHMINIMUM >= 6 SU all year
002pHMAXIMUM <= 9 SU all year
002Solids, total suspendedDAILY AV <= 39.6 mg/L all year
002Solids, total suspendedDAILY MX <= 79.3 mg/L all year
002Oil & GreaseDAILY AV <= 12.6 mg/L all year
002Oil & GreaseDAILY MX <= 25.2 mg/L all year
002Nitrogen, ammonia total [as N]DAILY AV <= 4 mg/L all year
002Nitrogen, ammonia total [as N]DAILY MX <= 8 mg/L all year
002Sulfide, total [as S]DAILY AV <= .215 mg/L all year
002Sulfide, total [as S]DAILY MX <= .43 mg/L all year
002Chromium, hexavalent [as Cr]DAILY AV <= .0123 mg/L all year
002Chromium, hexavalent [as Cr]DAILY MX <= .026 mg/L all year
002Chromium, total [as Cr]DAILY AV <= .195 mg/L all year
002Chromium, total [as Cr]DAILY MX <= .391 mg/L all year
002Flow, in conduit or thru treatment plantDAILY AV report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Cyanide, free availableDAILY AV <= .0358 mg/L all year
002Cyanide, free availableDAILY MX <= .0759 mg/L all year
002Phenolic compounds, totalDAILY AV <= .195 mg/L all year
002Phenolic compounds, totalDAILY MX <= .39 mg/L all year
002BOD, carbonaceous [5 day, 20 C]DAILY AV <= 15 mg/L all year
002BOD, carbonaceous [5 day, 20 C]DAILY MX <= 30 mg/L all year
003pHMINIMUM >= 6 SU all year
003pHMAXIMUM <= 9 SU all year
003Flow, in conduit or thru treatment plantDAILY AV report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
101BOD, 5-day, 20 deg. CDAILY AV report only all year
101BOD, 5-day, 20 deg. CDAILY MX report only all year
101BOD, 5-day, 20 deg. CDAILY AV <= 471 lb/d all year
101BOD, 5-day, 20 deg. CDAILY MX <= 853 lb/d all year
101Oxygen demand, chem. [high level] [COD]DAILY AV report only all year
101Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
101Oxygen demand, chem. [high level] [COD]DAILY AV <= 3084 lb/d all year
101Oxygen demand, chem. [high level] [COD]DAILY MX <= 5951 lb/d all year
101pHMINIMUM >= 6 SU all year
101pHMAXIMUM <= 9 SU all year
101Solids, total suspendedDAILY AV report only all year
101Solids, total suspendedDAILY MX report only all year
101Solids, total suspendedDAILY AV <= 405 lb/d all year
101Solids, total suspendedDAILY MX <= 658 lb/d all year
101Oil & GreaseDAILY AV report only all year
101Oil & GreaseDAILY MX report only all year
101Oil & GreaseDAILY AV <= 129 lb/d all year
101Oil & GreaseDAILY MX <= 242 lb/d all year
101Nitrogen, ammonia total [as N]DAILY MN report only all year
101Nitrogen, ammonia total [as N]DAILY MX report only all year
101Nitrogen, ammonia total [as N]DAILY AV <= 232 lb/d all year
101Nitrogen, ammonia total [as N]DAILY MX <= 511 lb/d all year
101Sulfide, total [as S]DAILY AV report only all year
101Sulfide, total [as S]DAILY MX report only all year
101Sulfide, total [as S]DAILY AV <= 2.2 lb/d all year
101Sulfide, total [as S]DAILY MX <= 5 lb/d all year
101Chromium, hexavalent [as Cr]DAILY AV report only all year
101Chromium, hexavalent [as Cr]DAILY MX report only all year
101Chromium, hexavalent [as Cr]DAILY AV <= .2 lb/d all year
101Chromium, hexavalent [as Cr]DAILY MX <= .5 lb/d all year
101Chromium, total [as Cr]DAILY AV report only all year
101Chromium, total [as Cr]DAILY MX report only all year
101Chromium, total [as Cr]DAILY AV <= 2 lb/d all year
101Chromium, total [as Cr]DAILY MX <= 7 lb/d all year
101Flow, in conduit or thru treatment plantDAILY AV <= 1.224 MGD all year
101Flow, in conduit or thru treatment plantDAILY MX <= 2.016 MGD all year
101Chlorine, total residualINST MAX <= 4 mg/L all year
101E. coliDAILY AV <= 126 MPN/100mL all year
101E. coliDAILY MX <= 399 MPN/100mL all year
101Phenolic compounds, totalDAILY AV report only all year
101Phenolic compounds, totalDAILY MX report only all year
101Phenolic compounds, totalDAILY AV <= 2 lb/d all year
101Phenolic compounds, totalDAILY MX <= 6 lb/d all year
103BOD, 5-day, 20 deg. CDAILY MX report only all year
103Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
103pHMINIMUM >= 6 SU all year
103pHMAXIMUM <= 9 SU all year
103Solids, total suspendedDAILY MX report only all year
103Oil & GreaseDAILY MX report only all year
103Nitrogen, ammonia total [as N]DAILY MX report only all year
103Sulfide, total [as S]DAILY MX report only all year
103Chloride [as Cl]DAILY MX report only all year
103Sulfate, total [as SO4]DAILY MX report only all year
103Chromium, hexavalent [as Cr]DAILY MX report only all year
103Chromium, total [as Cr]DAILY MX report only all year
103Selenium, total [as Se]DAILY MX report only all year
103Flow, in conduit or thru treatment plantDAILY AV report only all year
103Flow, in conduit or thru treatment plantDAILY MX report only all year
103Cyanide, free availableDAILY MX report only all year
103Phenolic compounds, totalDAILY MX report only all year
103Solids, total dissolvedDAILY MX report only all year
TX2Whole effluent toxicity - retest #148HR MIN report only all year
TX2Whole effluent toxicity - retest #1MO AV MN report only all year
TX2Whole effluent toxicity - retest #248HR MIN report only all year
TX2Whole effluent toxicity - retest #2MO AV MN report only all year
TX2Whole Effluent Toxicity [WET] - P. promelas48HR MIN >= 60 % all year
TX2Whole Effluent Toxicity [WET] - P. promelasMO AV MN >= 60 % all year
TX2Whole Effluent Toxicity [WET] - D. magna48HR MIN >= 60 % all year
TX2Whole Effluent Toxicity [WET] - D. magnaMO AV MN >= 60 % all year
TX2LF Pass/Fail Static Renewal 48Hr Acute Daphnia magna48HR MIN report only all year
TX2LF Pass/Fail Static Renewal 48Hr Acute Daphnia magnaMO AV MN report only all year
TX2LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas48HR MIN report only all year
TX2LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelasMO AV MN report only all year
TX2NOEC Lethal Static Renewal 48HR Acute Daphnia magna48HR MIN report only all year
TX2NOEC Lethal Static Renewal 48HR Acute Daphnia magnaMO AV MN report only all year
TX2NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas48HR MIN report only all year
TX2NOAEC Lethal Static Renewal 48Hr acute Pimephales promelasMO AV MN report only all year
TX2LOAEC Lethal Survival Static Renewal 48HR Acute Daphnia magna48HR MIN report only all year
TX2LOAEC Lethal Survival Static Renewal 48HR Acute Daphnia magnaMO AV MN report only all year
TX2LOAEC Lethal Survival Static Renewal 48Hr Acute Pimephales promelas48HR MIN report only all year
TX2LOAEC Lethal Survival Static Renewal 48Hr Acute Pimephales promelasMO AV MN report only all year
TXBWhole effluent toxicity - retest #1SINGSAMP report only all year
TXBWhole effluent toxicity - retest #2SINGSAMP report only all year
TXBWhole Effluent Toxicity [WET] - P. promelasSINGGRAB report only all year
TXBWhole Effluent Toxicity [WET] - D. magnaSINGGRAB report only all year
TXBDaphnia magna survival 24 Hr Acute WETSINGSAMP report only all year
TXBLC50 Pass/Fail Static 24Hr Acute Pimephales promelasSINGSAMP 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