TRECORA HYDROCARBONS LLC

NPDES permit TX0003204 · Major NON-POTW · effective, expires 2029-08-09 · 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

1values over a limit
0required values missing, on 0 form(s)
0of 50 forms filed late

Last period with anything received: 2026-07-31. Most often over: Flow, in conduit or thru treatment plant (1).

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 (204)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitDAILY MX <= 98 deg F all year
001BOD, 5-day, 20 deg. CDAILY AV <= 4.8 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX <= 12.1 lb/d all year
001Oxygen demand, chem. [high level] [COD]DAILY AV <= 251.7 lb/d all year
001Oxygen demand, chem. [high level] [COD]DAILY MX <= 478 lb/d all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedDAILY AV <= 9.3 lb/d all year
001Solids, total suspendedDAILY MX <= 26.1 lb/d all year
001Oil & GreaseDAILY AV <= 11.1 lb/d all year
001Oil & GreaseDAILY MX <= 20.7 lb/d all year
001Nitrogen, ammonia total [as N]DAILY AV <= 2.9 lb/d all year
001Nitrogen, ammonia total [as N]DAILY MX <= 4.8 lb/d all year
001Cyanide, free [as free]DAILY AV <= .003 lb/d all year
001Cyanide, free [as free]DAILY MX <= .006 lb/d all year
001Sulfide, total [as S]DAILY AV <= .1 lb/d all year
001Sulfide, total [as S]DAILY MX <= .3 lb/d all year
001Chloride [as Cl]DAILY MX <= 300 mg/L all year
001Copper, total [as Cu]DAILY AV report only all year
001Copper, total [as Cu]DAILY MX report only all year
001Copper, total [as Cu]DAILY AV <= .0047 lb/d all year
001Copper, total [as Cu]DAILY MX <= .01 lb/d all year
001Lead, total [as Pb]DAILY AV report only all year
001Lead, total [as Pb]DAILY MX report only all year
001Lead, total [as Pb]DAILY AV <= .0015 lb/d all year
001Lead, total [as Pb]DAILY MX <= .0032 lb/d all year
001Zinc, total [as Zn]DAILY AV report only all year
001Zinc, total [as Zn]DAILY MX report only all year
001Zinc, total [as Zn]DAILY AV <= .056 lb/d all year
001Zinc, total [as Zn]DAILY MX <= .118 lb/d all year
001Aluminum, total [as Al]DAILY AV <= .79 lb/d all year
001Aluminum, total [as Al]DAILY MX <= 1.68 lb/d all year
001Carbon tetrachlorideDAILY AV <= .001 lb/d all year
001Carbon tetrachlorideDAILY MX <= .002 lb/d all year
0011,2-DichloroethaneDAILY AV <= .004 lb/d all year
0011,2-DichloroethaneDAILY MX <= .011 lb/d all year
001ChloroformDAILY AV <= .001 lb/d all year
001ChloroformDAILY MX <= .002 lb/d all year
001TolueneDAILY AV <= .001 lb/d all year
001TolueneDAILY MX <= .004 lb/d all year
001BenzeneDAILY AV <= .002 lb/d all year
001BenzeneDAILY MX <= .007 lb/d all year
001AcenaphthyleneDAILY AV <= .001 lb/d all year
001AcenaphthyleneDAILY MX <= .003 lb/d all year
001AcenaphtheneDAILY AV <= .001 lb/d all year
001AcenaphtheneDAILY MX <= .003 lb/d all year
001AcrylonitrileDAILY AV <= .005 lb/d all year
001AcrylonitrileDAILY MX <= .013 lb/d all year
001AnthraceneDAILY AV <= .001 lb/d all year
001AnthraceneDAILY MX <= .003 lb/d all year
001Benzo[k]fluorantheneDAILY AV <= .001 lb/d all year
001Benzo[k]fluorantheneDAILY MX <= .003 lb/d all year
001Benzo[a]pyreneDAILY AV <= .00018 lb/d all year
001Benzo[a]pyreneDAILY MX <= .00038 lb/d all year
001ChlorobenzeneDAILY AV <= .001 lb/d all year
001ChlorobenzeneDAILY MX <= .002 lb/d all year
001ChryseneDAILY AV <= .0003 lb/d all year
001ChryseneDAILY MX <= .0006 lb/d all year
001Diethyl phthalateDAILY AV <= .004 lb/d all year
001Diethyl phthalateDAILY MX <= .011 lb/d all year
001Dimethyl phthalateDAILY AV <= .001 lb/d all year
001Dimethyl phthalateDAILY MX <= .003 lb/d all year
001EthylbenzeneDAILY AV <= .002 lb/d all year
001EthylbenzeneDAILY MX <= .006 lb/d all year
001FluorantheneDAILY AV <= .001 lb/d all year
001FluorantheneDAILY MX <= .004 lb/d all year
001FluoreneDAILY AV <= .001 lb/d all year
001FluoreneDAILY MX <= .003 lb/d all year
001HexachlorobutadieneDAILY AV <= .001 lb/d all year
001HexachlorobutadieneDAILY MX <= .003 lb/d all year
001HexachloroethaneDAILY AV <= .001 lb/d all year
001HexachloroethaneDAILY MX <= .003 lb/d all year
001Methyl chloride [Chloromethane]DAILY AV <= .005 lb/d all year
001Methyl chloride [Chloromethane]DAILY MX <= .01 lb/d all year
001Methylene chlorideDAILY AV <= .002 lb/d all year
001Methylene chlorideDAILY MX <= .005 lb/d all year
001NitrobenzeneDAILY AV <= .001 lb/d all year
001NitrobenzeneDAILY MX <= .004 lb/d all year
001PhenanthreneDAILY AV <= .001 lb/d all year
001PhenanthreneDAILY MX <= .003 lb/d all year
001PyreneDAILY AV <= .001 lb/d all year
001PyreneDAILY MX <= .004 lb/d all year
001TetrachloroethyleneDAILY AV <= .001 lb/d all year
001TetrachloroethyleneDAILY MX <= .003 lb/d all year
0011,1-DichloroethaneDAILY AV <= .001 lb/d all year
0011,1-DichloroethaneDAILY MX <= .003 lb/d all year
0011,1-DichloroethyleneDAILY AV <= .001 lb/d all year
0011,1-DichloroethyleneDAILY MX <= .002 lb/d all year
0011,1,1-TrichloroethaneDAILY AV <= .001 lb/d all year
0011,1,1-TrichloroethaneDAILY MX <= .003 lb/d all year
0011,1,2-TrichloroethaneDAILY AV <= .001 lb/d all year
0011,1,2-TrichloroethaneDAILY MX <= .003 lb/d all year
001Benzo[a]anthraceneDAILY AV <= .0003 lb/d all year
001Benzo[a]anthraceneDAILY MX <= .0006 lb/d all year
0011,2-DichlorobenzeneDAILY AV <= .004 lb/d all year
0011,2-DichlorobenzeneDAILY MX <= .009 lb/d all year
0011,2-DichloropropaneDAILY AV <= .008 lb/d all year
0011,2-DichloropropaneDAILY MX <= .012 lb/d all year
001trans-1,2-DichloroethyleneDAILY AV <= .001 lb/d all year
001trans-1,2-DichloroethyleneDAILY MX <= .003 lb/d all year
0011,2,4-TrichlorobenzeneDAILY AV <= .004 lb/d all year
0011,2,4-TrichlorobenzeneDAILY MX <= .008 lb/d all year
0011,3-DichlorobenzeneDAILY AV <= .002 lb/d all year
0011,3-DichlorobenzeneDAILY MX <= .003 lb/d all year
0011,4-DichlorobenzeneDAILY AV <= .001 lb/d all year
0011,4-DichlorobenzeneDAILY MX <= .002 lb/d all year
0012-ChlorophenolDAILY AV <= .002 lb/d all year
0012-ChlorophenolDAILY MX <= .005 lb/d all year
0012-NitrophenolDAILY AV <= .002 lb/d all year
0012-NitrophenolDAILY MX <= .004 lb/d all year
0012,4-DichlorophenolDAILY AV <= .002 lb/d all year
0012,4-DichlorophenolDAILY MX <= .006 lb/d all year
0012,4-DimethylphenolDAILY AV <= .001 lb/d all year
0012,4-DimethylphenolDAILY MX <= .002 lb/d all year
0012,4-DinitrotolueneDAILY AV <= .006 lb/d all year
0012,4-DinitrotolueneDAILY MX <= .015 lb/d all year
0012,4-DinitrophenolDAILY AV <= .004 lb/d all year
0012,4-DinitrophenolDAILY MX <= .007 lb/d all year
0012,6-DinitrotolueneDAILY AV <= .014 lb/d all year
0012,6-DinitrotolueneDAILY MX <= .035 lb/d all year
0014-NitrophenolDAILY AV <= .004 lb/d all year
0014-NitrophenolDAILY MX <= .007 lb/d all year
0014,6-Dinitro-o-cresolDAILY AV <= .004 lb/d all year
0014,6-Dinitro-o-cresolDAILY MX <= .015 lb/d all year
001PhenolDAILY AV <= .001 lb/d all year
001PhenolDAILY MX <= .002 lb/d all year
001NaphthaleneDAILY AV <= .001 lb/d all year
001NaphthaleneDAILY MX <= .003 lb/d all year
001Di[2-ethylhexyl] phthalate [DEHP]DAILY AV <= .006 lb/d all year
001Di[2-ethylhexyl] phthalate [DEHP]DAILY MX <= .015 lb/d all year
001Di-n-butyl phthalateDAILY AV <= .001 lb/d all year
001Di-n-butyl phthalateDAILY MX <= .003 lb/d all year
001Vinyl chlorideDAILY AV <= .006 lb/d all year
001Vinyl chlorideDAILY MX <= .014 lb/d all year
001TrichloroethyleneDAILY AV <= .001 lb/d all year
001TrichloroethyleneDAILY MX <= .003 lb/d all year
001HexachlorobenzeneDAILY AV report only all year
001HexachlorobenzeneDAILY MX report only all year
001HexachlorobenzeneDAILY AV <= .00005 lb/d all year
001HexachlorobenzeneDAILY MX <= .0001 lb/d all year
001PhenolsDAILY AV <= .1 lb/d all year
001PhenolsDAILY MX <= .3 lb/d all year
001Flow, in conduit or thru treatment plantDAILY AV <= .114 MGD all year
001Flow, in conduit or thru treatment plantDAILY MX <= .228 MGD all year
0011,3-DichloropropyleneDAILY AV <= .002 lb/d all year
0011,3-DichloropropyleneDAILY MX <= .003 lb/d all year
001Solids, total dissolvedDAILY AV report only all year
001Solids, total dissolvedDAILY MX report only all year
0013,4-BenzofluorantheneDAILY AV <= .001 lb/d all year
0013,4-BenzofluorantheneDAILY MX <= .003 lb/d all year
001ChloroethaneDAILY AV <= .006 lb/d all year
001ChloroethaneDAILY MX <= .014 lb/d 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
002Flow, in conduit or thru treatment plantDAILY AV report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
003Oxygen demand, chem. [high level] [COD]DAILY MX <= 150 mg/L all year
003pHMINIMUM >= 6 SU all year
003pHMAXIMUM <= 9 SU all year
003Oil & GreaseDAILY MX <= 15 mg/L all year
003Benzene, ethylbenzene, toluene, xylene combinationDAILY MX <= .5 mg/L all year
003BenzeneDAILY MX <= .05 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
004Oxygen demand, chem. [high level] [COD]DAILY MX <= 150 mg/L all year
004pHMINIMUM >= 6 SU all year
004pHMAXIMUM <= 9 SU all year
004Oil & GreaseDAILY MX <= 15 mg/L all year
004Benzene, ethylbenzene, toluene, xylene combinationDAILY MX <= .5 mg/L all year
004BenzeneDAILY MX <= .05 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
TX1Whole effluent toxicity - retest #17 DA MIN report only all year
TX1Whole effluent toxicity - retest #1MO AV MN report only all year
TX1Whole effluent toxicity - retest #27 DA MIN report only all year
TX1Whole effluent toxicity - retest #2MO AV MN report only all year
TX1Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX1Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AV MN report only all year
TX1Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
TX1Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelasMO AV MN report only all year
TX1NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX1NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AV MN report only all year
TX1NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
TX1NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelasMO AV MN report only all year
TX1NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX1NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AV MN report only all year
TX1NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
TX1NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelasMO AV MN report only all year
TX1Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX1Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AV MN report only all year
TX1Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Pinephales promelas7 DA MIN report only all year
TX1Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Pinephales promelasMO AV MN report only all year
TX1LOEC Lethal Survival Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX1LOEC Lethal Survival Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AV MN report only all year
TX1LOEC Lethal Survival Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
TX1LOEC Lethal Survival Static Renewal 7 Day Chronic Pimephales promelasMO AV MN report only all year
TX1LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
TX1LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AV MN report only all year
TX1LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
TX1LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Pimephales promelasMO AV MN report only all year
TXALC50 Pass/Fail Static 24Hr Acute D. PulexSINGSAMP report only all year
TXALC50 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