HF Sinclair Tulsa Refining, LLC

NPDES permit OK0001309 · Major NON-POTW · expired, expires 2025-03-31 · 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 2025-03-31 and is expired: 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

1values over a limit
50required values missing, on 2 form(s)
5of 37 forms filed late

Last period with anything received: 2026-07-31. Most often over: pH (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 (107)

OutfallParameterStatisticLimitMonths
002BOD, 5-day, 20 deg. CMO AVG <= 25.7 mg/L all year
002BOD, 5-day, 20 deg. CDAILY MX <= 46.3 mg/L all year
002BOD, 5-day, 20 deg. CMO AVG <= 306 lb/d all year
002BOD, 5-day, 20 deg. CDAILY MX <= 552 lb/d all year
002Oxygen demand, chem. [high level] [COD]MO AVG <= 179 mg/L all year
002Oxygen demand, chem. [high level] [COD]DAILY MX <= 346 mg/L all year
002Oxygen demand, chem. [high level] [COD]MO AVG <= 2135 lb/d all year
002Oxygen demand, chem. [high level] [COD]DAILY MX <= 4125 lb/d all year
002pHMINIMUM >= 6 SU all year
002pHMAXIMUM <= 9 SU all year
002Solids, total suspendedMO AVG <= 20.5 mg/L all year
002Solids, total suspendedDAILY MX <= 32.3 mg/L all year
002Solids, total suspendedMO AVG <= 245 lb/d all year
002Solids, total suspendedDAILY MX <= 385 lb/d all year
002Oil and grease, hexane extr methodMO AVG <= 7.5 mg/L all year
002Oil and grease, hexane extr methodDAILY MX <= 14.1 mg/L all year
002Oil and grease, hexane extr methodMO AVG <= 89 lb/d all year
002Oil and grease, hexane extr methodDAILY MX <= 168 lb/d all year
002Nitrogen, ammonia total [as N]MO AVG <= 13.1 mg/L all year
002Nitrogen, ammonia total [as N]DAILY MX <= 28.8 mg/L all year
002Nitrogen, ammonia total [as N]MO AVG <= 156 lb/d all year
002Nitrogen, ammonia total [as N]DAILY MX <= 343 lb/d all year
002Sulfide, total [as S]MO AVG <= .126 mg/L all year
002Sulfide, total [as S]DAILY MX <= .283 mg/L all year
002Sulfide, total [as S]MO AVG <= 1.5 lb/d all year
002Sulfide, total [as S]DAILY MX <= 3.37 lb/d all year
002Chromium, hexavalent [as Cr]MO AVG <= .026 mg/L all year
002Chromium, hexavalent [as Cr]DAILY MX <= .056 mg/L all year
002Chromium, hexavalent [as Cr]MO AVG <= .31 lb/d all year
002Chromium, hexavalent [as Cr]DAILY MX <= .67 lb/d all year
002Chromium, total [as Cr]MO AVG <= .411 mg/L all year
002Chromium, total [as Cr]DAILY MX <= .7 mg/L all year
002Chromium, total [as Cr]MO AVG <= 4.9 lb/d all year
002Chromium, total [as Cr]DAILY MX <= 8.35 lb/d all year
002Phenolics, total recoverableMO AVG <= .168 mg/L all year
002Phenolics, total recoverableDAILY MX <= .345 mg/L all year
002Phenolics, total recoverableMO AVG <= 2 lb/d all year
002Phenolics, total recoverableDAILY MX <= 4.12 lb/d 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
003pHMINIMUM >= 6.5 SU all year
003pHMAXIMUM <= 9 SU all year
003Solids, total suspendedMO AVG report only all year
003Solids, total suspendedDAILY MX <= 45 mg/L all year
003Oil and grease, hexane extr methodMO AVG report only all year
003Oil and grease, hexane extr methodDAILY MX <= 15 mg/L all year
003Carbon, tot organic [TOC]MO AVG report only 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
004BOD, 5-day, 20 deg. CMO AVG <= 25.7 mg/L all year
004BOD, 5-day, 20 deg. CDAILY MX <= 46.3 mg/L all year
004BOD, 5-day, 20 deg. CMO AVG <= 306 lb/d all year
004BOD, 5-day, 20 deg. CDAILY MX <= 552 lb/d all year
004Oxygen demand, chem. [high level] [COD]MO AVG <= 179 mg/L all year
004Oxygen demand, chem. [high level] [COD]DAILY MX <= 346 mg/L all year
004Oxygen demand, chem. [high level] [COD]MO AVG <= 2135 lb/d all year
004Oxygen demand, chem. [high level] [COD]DAILY MX <= 4125 lb/d all year
004pHMINIMUM >= 6 SU all year
004pHMAXIMUM <= 9 SU all year
004Solids, total suspendedMO AVG <= 20.5 mg/L all year
004Solids, total suspendedDAILY MX <= 32.3 mg/L all year
004Solids, total suspendedMO AVG <= 245 lb/d all year
004Solids, total suspendedDAILY MX <= 385 lb/d all year
004Oil and grease, hexane extr methodMO AVG <= 7.5 mg/L all year
004Oil and grease, hexane extr methodDAILY MX <= 14.1 mg/L all year
004Oil and grease, hexane extr methodMO AVG <= 89 lb/d all year
004Oil and grease, hexane extr methodDAILY MX <= 168 lb/d all year
004Nitrogen, ammonia total [as N]MO AVG <= 13.1 mg/L all year
004Nitrogen, ammonia total [as N]DAILY MX <= 28.8 mg/L all year
004Nitrogen, ammonia total [as N]MO AVG <= 156 lb/d all year
004Nitrogen, ammonia total [as N]DAILY MX <= 343 lb/d all year
004Sulfide, total [as S]MO AVG <= .126 mg/L all year
004Sulfide, total [as S]DAILY MX <= .283 mg/L all year
004Sulfide, total [as S]MO AVG <= 1.5 lb/d all year
004Sulfide, total [as S]DAILY MX <= 3.37 lb/d all year
004Chromium, hexavalent [as Cr]MO AVG <= .026 mg/L all year
004Chromium, hexavalent [as Cr]DAILY MX <= .056 mg/L all year
004Chromium, hexavalent [as Cr]MO AVG <= .31 lb/d all year
004Chromium, hexavalent [as Cr]DAILY MX <= .67 lb/d all year
004Chromium, total [as Cr]MO AVG <= .411 mg/L all year
004Chromium, total [as Cr]DAILY MX <= .7 mg/L all year
004Chromium, total [as Cr]MO AVG <= 4.9 lb/d all year
004Chromium, total [as Cr]DAILY MX <= 8.35 lb/d all year
004Phenolics, total recoverableMO AVG <= .168 mg/L all year
004Phenolics, total recoverableDAILY MX <= .345 mg/L all year
004Phenolics, total recoverableMO AVG <= 2 lb/d all year
004Phenolics, total recoverableDAILY MX <= 4.12 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
TX2pHDAILY MN report only all year
TX2pHDAILY MX report only all year
TX2Nitrogen, ammonia total [as N]DAILY MN report only all year
TX2Nitrogen, ammonia total [as N]MO AVG report only all year
TX2Nitrogen, ammonia total [as N]DAILY MX report only all year
TX2Whole effluent toxicity48HR MIN > 100 % all year
TX2Whole effluent toxicity - retest #148HR MIN report only all year
TX2Whole effluent toxicity - retest #248HR MIN report only all year
TX2Solids, total dissolved- 180 deg. CDAILY MN report only all year
TX2Solids, total dissolved- 180 deg. CMO AVG report only all year
TX2Solids, total dissolved- 180 deg. CDAILY MX report only all year
TX2LC50 Static Renewal 48Hr Acute Daphnia magna48HR MIN report only all year
TX2LC50 Static Renewal 48Hr Acute Pimephales promelas48HR MIN report only all year
TX2LF Pass/Fail Static Renewal 48Hr Acute Daphnia magna48HR MIN report only all year
TX2LC50 Static Renewal 48Hr Acute Pimephales promelas48HR MIN report only all year
TX2Daphnia Magna % Mortality 48 Hr Acute48HR MIN report only all year
TX2% Mortality Static Renewal 48 Hr Pimephales promelas or use TJA6C48HR MIN 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