Valero Refining Company

NPDES permit OK0001295 · Major NON-POTW · effective, expires 2030-02-28 · 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.

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
0of 59 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among OK permits in EPA's filings — check your permit).

Limits in force (107)

OutfallParameterStatisticLimitMonths
001Oxygen demand, chem. [high level] [COD]MO AVG report only all year
001Oxygen demand, chem. [high level] [COD]DAILY MX <= 95 mg/L all year
001pHMINIMUM >= 6.5 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedDAILY MX report only all year
001Oil and grease, hexane extr methodMO AVG report only all year
001Oil and grease, hexane extr methodDAILY MX <= 15 mg/L 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
004Oxygen demand, chem. [high level] [COD]MO AVG report only all year
004Oxygen demand, chem. [high level] [COD]DAILY MX <= 95 mg/L all year
004pHMINIMUM >= 6.5 SU all year
004pHMAXIMUM <= 9 SU all year
004Solids, total suspendedMO AVG report only all year
004Solids, total suspendedDAILY MX report only all year
004Oil and grease, hexane extr methodMO AVG report only all year
004Oil and grease, hexane extr methodDAILY MX <= 15 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
005Oxygen demand, chem. [high level] [COD]MO AVG report only all year
005Oxygen demand, chem. [high level] [COD]DAILY MX <= 95 mg/L all year
005pHMINIMUM >= 6.5 SU all year
005pHMAXIMUM <= 9 SU all year
005Solids, total suspendedMO AVG report only all year
005Solids, total suspendedDAILY MX report only all year
005Oil and grease, hexane extr methodMO AVG report only all year
005Oil and grease, hexane extr methodDAILY MX <= 15 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
006Oxygen demand, chem. [high level] [COD]MO AVG report only all year
006Oxygen demand, chem. [high level] [COD]DAILY MX <= 95 mg/L all year
006pHMINIMUM >= 6.5 SU all year
006pHMAXIMUM <= 9 SU all year
006Solids, total suspendedMO AVG report only all year
006Solids, total suspendedDAILY MX report only all year
006Oil and grease, hexane extr methodMO AVG report only all year
006Oil and grease, hexane extr methodDAILY MX <= 15 mg/L all year
006Copper, total [as Cu]MO AVG report only all year
006Copper, total [as Cu]DAILY MX report only 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
007BOD, 5-day, 20 deg. CMO AVG <= 50 mg/L Jun, Jul, Aug, Sep, Oct
007BOD, 5-day, 20 deg. CMO AVG <= 71.8 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
007BOD, 5-day, 20 deg. CDAILY MX <= 75 mg/L Jun, Jul, Aug, Sep, Oct
007BOD, 5-day, 20 deg. CDAILY MX <= 129.3 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
007BOD, 5-day, 20 deg. CMO AVG <= 676 lb/d Jun, Jul, Aug, Sep, Oct
007BOD, 5-day, 20 deg. CMO AVG <= 1419 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
007BOD, 5-day, 20 deg. CDAILY MX <= 1013 lb/d Jun, Jul, Aug, Sep, Oct
007BOD, 5-day, 20 deg. CDAILY MX <= 2128 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
007Oxygen demand, chem. [high level] [COD]MO AVG <= 502 mg/L all year
007Oxygen demand, chem. [high level] [COD]DAILY MX <= 967 mg/L all year
007Oxygen demand, chem. [high level] [COD]MO AVG <= 7237 lb/d all year
007Oxygen demand, chem. [high level] [COD]DAILY MX <= 13948 lb/d all year
007pHMINIMUM >= 6.5 SU all year
007pHMAXIMUM <= 9 SU all year
007Solids, total suspendedMO AVG report only all year
007Solids, total suspendedDAILY MX <= 46 mg/L all year
007Solids, total suspendedMO AVG report only all year
007Solids, total suspendedDAILY MX <= 623 lb/d all year
007Oil and grease, hexane extr methodMO AVG report only all year
007Oil and grease, hexane extr methodDAILY MX <= 15 mg/L all year
007Oil and grease, hexane extr methodDAILY MX <= 216 lb/d all year
007Nitrogen, ammonia total [as N]MO AVG <= 20 mg/L Jun, Jul, Aug, Sep, Oct
007Nitrogen, ammonia total [as N]MO AVG <= 39.1 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
007Nitrogen, ammonia total [as N]DAILY MX <= 30 mg/L Jun, Jul, Aug, Sep, Oct
007Nitrogen, ammonia total [as N]DAILY MX <= 85.5 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
007Nitrogen, ammonia total [as N]MO AVG <= 270 lb/d Jun, Jul, Aug, Sep, Oct
007Nitrogen, ammonia total [as N]MO AVG <= 770 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
007Nitrogen, ammonia total [as N]DAILY MX <= 405 lb/d Jun, Jul, Aug, Sep, Oct
007Nitrogen, ammonia total [as N]DAILY MX <= 1155 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
007Sulfide, total [as S]MO AVG <= .38 mg/L all year
007Sulfide, total [as S]DAILY MX <= .85 mg/L all year
007Sulfide, total [as S]MO AVG <= 5.46 lb/d all year
007Sulfide, total [as S]DAILY MX <= 12.2 lb/d all year
007Chromium, hexavalent [as Cr]MO AVG <= .05 mg/L all year
007Chromium, hexavalent [as Cr]DAILY MX <= .11 mg/L all year
007Chromium, hexavalent [as Cr]MO AVG <= .7 lb/d all year
007Chromium, hexavalent [as Cr]DAILY MX <= 1.58 lb/d all year
007Chromium, total [as Cr]MO AVG <= .59 mg/L all year
007Chromium, total [as Cr]DAILY MX <= 1.71 mg/L all year
007Chromium, total [as Cr]MO AVG <= 8.54 lb/d all year
007Chromium, total [as Cr]DAILY MX <= 24.6 lb/d all year
007Lead, total [as Pb]DAILY MX report only all year
007Selenium, total [as Se]DAILY MX report only all year
007Phenolics, total recoverableMO AVG <= .47 mg/L all year
007Phenolics, total recoverableDAILY MX <= .97 mg/L all year
007Phenolics, total recoverableMO AVG <= 6.78 lb/d all year
007Phenolics, total recoverableDAILY MX <= 13.9 lb/d 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
TX7pHDAILY MN report only all year
TX7pHDAILY MX report only all year
TX7Nitrogen, ammonia total [as N]DAILY MN report only all year
TX7Nitrogen, ammonia total [as N]MO AVG report only all year
TX7Nitrogen, ammonia total [as N]DAILY MX report only all year
TX7Whole effluent toxicity - retest #148HR MIN report only all year
TX7Whole effluent toxicity - retest #248HR MIN report only all year
TX7Solids, total dissolved- 180 deg. CDAILY MN report only all year
TX7Solids, total dissolved- 180 deg. CMO AVG report only all year
TX7Solids, total dissolved- 180 deg. CDAILY MX report only all year
TX7LC50 Static Renewal 48Hr Acute Daphnia magna48HR MIN report only all year
TX7LC50 Static Renewal 48Hr Acute Pimephales promelas48HR MIN report only all year
TX7LF Pass/Fail Static Renewal 48Hr Acute Daphnia magna48HR MIN report only all year
TX7LC50 Static Renewal 48Hr Acute Pimephales promelas48HR MIN report only all year
TX7Daphnia Magna % Mortality 48 Hr Acute48HR MIN report only all year
TX7% Mortality Static Renewal 48 Hr Pimephales promelas or use TJA6C48HR MIN report only all year

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