ONEOK HYDROCARBON LP

NPDES permit TX0140091 · Minor NON-POTW · effective, expires 2028-02-24 · EPA's file as of 2026-09-19

Check this month's numbers before you file

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

2values over a limit
28required values missing, on 6 form(s)
9of 72 forms filed late

Last period with anything received: 2026-07-31. Most often over: Oxygen, dissolved [DO] (1), pH (1).

Reporting

Reports are due about 20 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (79)

OutfallParameterStatisticLimitMonths
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001Carbon, tot organic [TOC]DAILY MX <= 75 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
002pHMINIMUM >= 6.5 SU all year
002pHMAXIMUM <= 9 SU all year
002Oil & GreaseDAILY MX <= 15 mg/L all year
002Carbon, tot organic [TOC]DAILY MX <= 75 mg/L all year
002Cyanide, free [as free]DAILY AV report only all year
002Cyanide, free [as free]DAILY MX report only all year
002Chloride [as Cl]DAILY AV report only all year
002Chloride [as Cl]DAILY MX report only all year
002Sulfate, total [as SO4]DAILY AV report only all year
002Sulfate, total [as SO4]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
002Solids, total dissolvedDAILY AV report only all year
002Solids, total dissolvedDAILY MX report only all year
003pHMINIMUM >= 6 SU all year
003pHMAXIMUM <= 9 SU all year
003Oil & GreaseDAILY MX <= 15 mg/L all year
003Carbon, tot organic [TOC]DAILY MX <= 75 mg/L 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
102Oxygen, dissolved [DO]MO MIN >= 6 mg/L all year
102BOD, 5-day, 20 deg. CDAILY AV <= 20 mg/L all year
102BOD, 5-day, 20 deg. CDAILY MX <= 30 mg/L all year
102BOD, 5-day, 20 deg. CDAILY AV <= 89.6 lb/d all year
102BOD, 5-day, 20 deg. CDAILY MX <= 134 lb/d all year
102Flow, in conduit or thru treatment plantDAILY AV <= .537 MGD all year
102Flow, in conduit or thru treatment plantDAILY MX <= 2.07 MGD all year
202Oxygen, dissolved [DO]MO MIN >= 6 mg/L all year
202BOD, 5-day, 20 deg. CDAILY AV <= 18 mg/L all year
202BOD, 5-day, 20 deg. CDAILY MX <= 30 mg/L all year
202BOD, 5-day, 20 deg. CDAILY AV <= 113 lb/d all year
202BOD, 5-day, 20 deg. CDAILY MX <= 189 lb/d all year
202Flow, in conduit or thru treatment plantDAILY AV <= .755 MGD all year
202Flow, in conduit or thru treatment plantDAILY MX <= 1.968 MGD all year
302Oxygen, dissolved [DO]MO MIN >= 6 mg/L all year
302BOD, 5-day, 20 deg. CDAILY AV <= 20 mg/L all year
302BOD, 5-day, 20 deg. CDAILY MX <= 30 mg/L all year
302BOD, 5-day, 20 deg. CDAILY AV <= 70.9 lb/d all year
302BOD, 5-day, 20 deg. CDAILY MX <= 106 lb/d all year
302Flow, in conduit or thru treatment plantDAILY AV <= .425 MGD all year
302Flow, in conduit or thru treatment plantDAILY MX <= 1.139 MGD all year
TX2Whole effluent toxicity - retest #17 DA MIN report only all year
TX2Whole effluent toxicity - retest #1MO AV MN report only all year
TX2Whole effluent toxicity - retest #27 DA MIN report only all year
TX2Whole effluent toxicity - retest #2MO AV MN report only all year
TX2Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX2Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AV MN report only all year
TX2Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
TX2Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelasMO AV MN report only all year
TX2NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX2NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AV MN report only all year
TX2NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
TX2NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelasMO AV MN report only all year
TX2NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX2NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AV MN report only all year
TX2NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
TX2NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelasMO AV MN report only all year
TX2Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX2Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AV MN report only all year
TX2Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Pinephales promelas7 DA MIN report only all year
TX2Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Pinephales promelasMO AV MN report only all year
TX2LOEC Lethal Survival Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX2LOEC Lethal Survival Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AV MN report only all year
TX2LOEC Lethal Survival Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
TX2LOEC Lethal Survival Static Renewal 7 Day Chronic Pimephales promelasMO AV MN report only all year
TX2LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX2LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AV MN report only all year
TX2LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
TX2LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic 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
TXBLC50 Pass/Fail Static 24Hr Acute D. PulexSINGSAMP 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