VALERO REFINING - TEXAS LP

NPDES permit TX0063355 · Major NON-POTW · administratively continued, expires 2025-03-28 · 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 2025-03-28 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

2values over a limit
2required values missing, on 1 form(s)
0of 115 forms filed late

Last period with anything received: 2026-07-31. Most often over: pH (2).

Reporting

Reports are due about 21 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (171)

OutfallParameterStatisticLimitMonths
001Oxygen demand, chem. [high level] [COD]DAILY MX <= 200 mg/L all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Oil & GreaseDAILY MX <= 15 mg/L 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 demand, chem. [high level] [COD]DAILY MX <= 200 mg/L all year
002pHMINIMUM >= 6 SU all year
002pHMAXIMUM <= 9 SU all year
002Oil & GreaseDAILY MX <= 15 mg/L all year
002Zinc, total [as Zn]DAILY MX report only 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
003pHMINIMUM >= 6 SU all year
003pHMAXIMUM <= 9 SU all year
003Cyanide, free [as free]DAILY AV <= .18 lb/d all year
003Cyanide, free [as free]DAILY MX <= .37 lb/d all year
003Fluoride, total [as F]DAILY AV <= 18.6 mg/L all year
003Fluoride, total [as F]DAILY MX <= 26.6 mg/L all year
003Zinc, total [as Zn]DAILY AV report only all year
003Zinc, total [as Zn]DAILY MX report only all year
003Flow, in conduit or thru treatment plantDAILY AV <= 2.39 MGD all year
003Flow, in conduit or thru treatment plantDAILY MX <= 2.79 MGD all year
004Oxygen demand, chem. [high level] [COD]DAILY MX <= 200 mg/L all year
004pHMINIMUM >= 6 SU all year
004pHMAXIMUM <= 9 SU all year
004Oil & GreaseDAILY MX <= 15 mg/L all year
004Flow, in conduit or thru treatment plantDAILY AV report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
005BOD, 5-day, 20 deg. CDAILY AV <= 8 lb/d all year
005BOD, 5-day, 20 deg. CDAILY MX <= 19 lb/d all year
005pHMINIMUM >= 6 SU all year
005pHMAXIMUM <= 9 SU all year
005Solids, total suspendedDAILY AV <= 8 lb/d all year
005Solids, total suspendedDAILY MX <= 19 lb/d all year
005Flow, in conduit or thru treatment plantDAILY AV <= .05 MGD all year
005Flow, in conduit or thru treatment plantDAILY MX <= .06 MGD all year
005Chlorine, total residualMO MIN >= 1 mg/L all year
005Chlorine, total residualMO MAX <= 5 mg/L all year
005EnterococciDAILY AV <= 35 CFU/100mL all year
005EnterococciDAILY MX <= 89 CFU/100mL all year
006Oxygen demand, chem. [high level] [COD]DAILY MX <= 200 mg/L all year
006pHMINIMUM >= 6 SU all year
006pHMAXIMUM <= 9 SU all year
006Oil & GreaseDAILY MX <= 15 mg/L all year
006Zinc, total [as Zn]DAILY MX report only all year
006Flow, in conduit or thru treatment plantDAILY AV report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
007Temperature, water deg. fahrenheitDAILY MX <= 110 deg F all year
007Oxygen demand, chem. [high level] [COD]DAILY MX <= 200 mg/L all year
007pHMINIMUM >= 6 SU all year
007pHMAXIMUM <= 9 SU all year
007Oil & GreaseDAILY MX <= 15 mg/L all year
007Flow [dry weather]DAILY AV <= 3.3 MGD all year
007Flow [dry weather]DAILY MX <= 3.9 MGD all year
008Oxygen demand, chem. [high level] [COD]DAILY MX <= 150 mg/L all year
008pHMINIMUM >= 6 SU all year
008pHMAXIMUM <= 9 SU all year
008Oil & GreaseDAILY MX <= 15 mg/L all year
008Flow, in conduit or thru treatment plantDAILY AV report only all year
008Flow, in conduit or thru treatment plantDAILY MX report only all year
103BOD, 5-day, 20 deg. CDAILY AV report only all year
103BOD, 5-day, 20 deg. CDAILY MX report only all year
103BOD, 5-day, 20 deg. CDAILY AV <= 1709 lb/d all year
103BOD, 5-day, 20 deg. CDAILY MX <= 3181 lb/d all year
103Oxygen demand, chem. [high level] [COD]DAILY AV report only all year
103Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
103Oxygen demand, chem. [high level] [COD]DAILY AV <= 10132 lb/d all year
103Oxygen demand, chem. [high level] [COD]DAILY MX <= 19540 lb/d all year
103Solids, total suspendedDAILY AV report only all year
103Solids, total suspendedDAILY MX report only all year
103Solids, total suspendedDAILY AV <= 1381 lb/d all year
103Solids, total suspendedDAILY MX <= 2182 lb/d all year
103Oil & GreaseDAILY AV <= 552 lb/d all year
103Oil & GreaseDAILY MX <= 1025 lb/d all year
103Nitrogen, ammonia total [as N]DAILY AV report only all year
103Nitrogen, ammonia total [as N]DAILY MX report only all year
103Nitrogen, ammonia total [as N]DAILY AV <= 980 lb/d all year
103Nitrogen, ammonia total [as N]DAILY MX <= 2129 lb/d all year
103Sulfide, total [as S]DAILY AV <= 9 lb/d all year
103Sulfide, total [as S]DAILY MX <= 20.1 lb/d all year
103Chromium, hexavalent [as Cr]DAILY AV <= .9 lb/d all year
103Chromium, hexavalent [as Cr]DAILY MX <= 2 lb/d all year
103Chromium, total [as Cr]DAILY AV <= .5 mg/L all year
103Chromium, total [as Cr]DAILY MX <= 1 mg/L all year
103Chromium, total [as Cr]DAILY AV <= 10.6 lb/d all year
103Chromium, total [as Cr]DAILY MX <= 30.5 lb/d all year
103PhenolsDAILY AV <= 9.1 lb/d all year
103PhenolsDAILY MX <= 23.1 lb/d 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
TX3Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)7 DA MIN report only all year
TX3Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)MO AV MN report only all year
TX3Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX3Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX3NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX3NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX3NOEC Lethal Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX3NOEC Lethal Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX3NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX3NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX3NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX3NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX3Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX3Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX3Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX3Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX3LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX3LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX3LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX3LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX3LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)7 DA MIN report only all year
TX3LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)MO AV MN report only all year
TX3LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX3LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX5Whole effluent toxicity - retest #17 DA MIN report only all year
TX5Whole effluent toxicity - retest #1MO AV MN report only all year
TX5Whole effluent toxicity - retest #27 DA MIN report only all year
TX5Whole effluent toxicity - retest #2MO AV MN report only all year
TX5Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)7 DA MIN report only all year
TX5Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)MO AV MN report only all year
TX5Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX5Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX5NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX5NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX5NOEC Lethal Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX5NOEC Lethal Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX5NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX5NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX5NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX5NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX5Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX5Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX5Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX5Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX5LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX5LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX5LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX5LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX5LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)7 DA MIN report only all year
TX5LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)MO AV MN report only all year
TX5LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX5LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX7Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)7 DA MIN report only all year
TX7Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)MO AV MN report only all year
TX7Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX7Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX7NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX7NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX7NOEC Lethal Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX7NOEC Lethal Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX7NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX7NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX7NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX7NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX7Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX7Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX7Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX7Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX7LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX7LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX7LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX7LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX7LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)7 DA MIN report only all year
TX7LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)MO AV MN report only all year
TX7LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX7LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TXCLC50 Pass/Fail Static 24Hr Acute Americamysis bahia (formerly Mysidopsis bahia)SINGSAMP report only all year
TXCLC50 Pass/Fail Static 24Hr Acute Menidia menidiaSINGSAMP report only all year
TXGLC50 Pass/Fail Static 24Hr Acute Americamysis bahia (formerly Mysidopsis bahia)SINGSAMP report only all year
TXGLC50 Pass/Fail Static 24Hr Acute Menidia menidiaSINGSAMP 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