CHEVRON PHILLIPSCHEMICALCOMP

NPDES permit TX0004839 · Major NON-POTW · administratively continued, expires 2011-03-01 · 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 2011-03-01 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

0values over a limit
0required values missing, on 0 form(s)
0of 23 forms filed late

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

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 (165)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitDAILY MX <= 105 deg F all year
001BOD, 5-day, 20 deg. CDAILY AV report only all year
001BOD, 5-day, 20 deg. CDAILY MX report only all year
001BOD, 5-day, 20 deg. CDAILY AV <= 460 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX <= 1036 lb/d all year
001Oxygen demand, chem. [high level] [COD]DAILY AV <= 2234 lb/d all year
001Oxygen demand, chem. [high level] [COD]DAILY MX <= 3943 lb/d all year
001pHMINIMUM >= 5 SU all year
001pHMAXIMUM <= 11 SU all year
001Solids, total suspendedDAILY AV <= 40 mg/L all year
001Solids, total suspendedDAILY MX <= 142 mg/L all year
001Oil & GreaseDAILY AV <= 263 lb/d all year
001Oil & GreaseDAILY MX <= 526 lb/d all year
001Copper, total [as Cu]DAILY AV <= .012 mg/L all year
001Copper, total [as Cu]DAILY MX <= .026 mg/L all year
001Zinc, total [as Zn]DAILY AV <= 2.79 lb/d all year
001Zinc, total [as Zn]DAILY MX <= 5.91 lb/d all year
001Carbon tetrachlorideDAILY AV <= 1.01 lb/d all year
001Carbon tetrachlorideDAILY MX <= 2.7 lb/d all year
0011,2-DichloroethaneDAILY AV <= 1.28 lb/d all year
0011,2-DichloroethaneDAILY MX <= 4.07 lb/d all year
001ChloroformDAILY AV <= 1.91 lb/d all year
001ChloroformDAILY MX <= 5.59 lb/d all year
001TolueneDAILY AV <= .2 lb/d all year
001TolueneDAILY MX <= .52 lb/d all year
001BenzeneDAILY AV <= .4 lb/d all year
001BenzeneDAILY MX <= .95 lb/d all year
001AcenaphthyleneDAILY AV <= .13 lb/d all year
001AcenaphthyleneDAILY MX <= .33 lb/d all year
001AcenaphtheneDAILY AV <= .13 lb/d all year
001AcenaphtheneDAILY MX <= .33 lb/d all year
001AcrylonitrileDAILY AV <= .26 lb/d all year
001AcrylonitrileDAILY MX <= .55 lb/d all year
001AnthraceneDAILY AV <= .13 lb/d all year
001AnthraceneDAILY MX <= .33 lb/d all year
001Benzo[b]fluorantheneDAILY AV <= .14 lb/d all year
001Benzo[b]fluorantheneDAILY MX <= .34 lb/d all year
001Benzo[k]fluorantheneDAILY AV <= .13 lb/d all year
001Benzo[k]fluorantheneDAILY MX <= .33 lb/d all year
001Benzo[a]pyreneDAILY AV <= .019 lb/d all year
001Benzo[a]pyreneDAILY MX <= .041 lb/d all year
001ChlorobenzeneDAILY AV <= 1.01 lb/d all year
001ChlorobenzeneDAILY MX <= 2.7 lb/d all year
001ChryseneDAILY AV <= .13 lb/d all year
001ChryseneDAILY MX <= .33 lb/d all year
001Diethyl phthalateDAILY AV <= .33 lb/d all year
001Diethyl phthalateDAILY MX <= .8 lb/d all year
001Dimethyl phthalateDAILY AV <= .13 lb/d all year
001Dimethyl phthalateDAILY MX <= .33 lb/d all year
001EthylbenzeneDAILY AV <= 1.01 lb/d all year
001EthylbenzeneDAILY MX <= 2.7 lb/d all year
001FluorantheneDAILY AV <= .16 lb/d all year
001FluorantheneDAILY MX <= .38 lb/d all year
001FluoreneDAILY AV <= .13 lb/d all year
001FluoreneDAILY MX <= .33 lb/d all year
001HexachlorobutadieneDAILY AV <= .086 lb/d all year
001HexachlorobutadieneDAILY MX <= .18 lb/d all year
001HexachloroethaneDAILY AV <= 1.22 lb/d all year
001HexachloroethaneDAILY MX <= 2.57 lb/d all year
001Methyl chloride [Chloromethane]DAILY AV <= .78 lb/d all year
001Methyl chloride [Chloromethane]DAILY MX <= 2.09 lb/d all year
001Methylene chlorideDAILY AV <= .26 lb/d all year
001Methylene chlorideDAILY MX <= 1.21 lb/d all year
001NitrobenzeneDAILY AV <= 5.61 lb/d all year
001NitrobenzeneDAILY MX <= 11.9 lb/d all year
001PhenanthreneDAILY AV <= .07 lb/d all year
001PhenanthreneDAILY MX <= .14 lb/d all year
001PyreneDAILY AV <= .14 lb/d all year
001PyreneDAILY MX <= .34 lb/d all year
001TetrachloroethyleneDAILY AV <= .37 lb/d all year
001TetrachloroethyleneDAILY MX <= 1.16 lb/d all year
0011,1-DichloroethaneDAILY AV <= .16 lb/d all year
0011,1-DichloroethaneDAILY MX <= .42 lb/d all year
0011,1-DichloroethyleneDAILY AV <= .14 lb/d all year
0011,1-DichloroethyleneDAILY MX <= .3 lb/d all year
0011,1,1-TrichloroethaneDAILY AV <= .16 lb/d all year
0011,1,1-TrichloroethaneDAILY MX <= .42 lb/d all year
0011,1,2-TrichloroethaneDAILY AV <= .23 lb/d all year
0011,1,2-TrichloroethaneDAILY MX <= .9 lb/d all year
001Benzo[a]anthraceneDAILY AV <= .019 lb/d all year
001Benzo[a]anthraceneDAILY MX <= .413 lb/d all year
0011,2-DichlorobenzeneDAILY AV <= 1.39 lb/d all year
0011,2-DichlorobenzeneDAILY MX <= 5.63 lb/d all year
0011,2-DichloropropaneDAILY AV <= 1.39 lb/d all year
0011,2-DichloropropaneDAILY MX <= 5.63 lb/d all year
001trans-1,2-DichloroethyleneDAILY AV <= .18 lb/d all year
001trans-1,2-DichloroethyleneDAILY MX <= .47 lb/d all year
0011,2,4-TrichlorobenzeneDAILY AV <= 1.39 lb/d all year
0011,2,4-TrichlorobenzeneDAILY MX <= 5.63 lb/d all year
0011,3-DichlorobenzeneDAILY AV <= 1.01 lb/d all year
0011,3-DichlorobenzeneDAILY MX <= 2.7 lb/d all year
0011,4-DichlorobenzeneDAILY AV <= 1.01 lb/d all year
0011,4-DichlorobenzeneDAILY MX <= 2.7 lb/d all year
0012-NitrophenolDAILY AV <= .46 lb/d all year
0012-NitrophenolDAILY MX <= 1.64 lb/d all year
0012,4-DimethylphenolDAILY AV <= .13 lb/d all year
0012,4-DimethylphenolDAILY MX <= .33 lb/d all year
0012,4-DinitrophenolDAILY AV <= 8.56 lb/d all year
0012,4-DinitrophenolDAILY MX <= 30.44 lb/d all year
0014-NitrophenolDAILY AV <= 1.15 lb/d all year
0014-NitrophenolDAILY MX <= 4.09 lb/d all year
0014,6-Dinitro-o-cresolDAILY AV <= .55 lb/d all year
0014,6-Dinitro-o-cresolDAILY MX <= 1.96 lb/d all year
001PhenolDAILY AV <= .13 lb/d all year
001PhenolDAILY MX <= .33 lb/d all year
001NaphthaleneDAILY AV <= .13 lb/d all year
001NaphthaleneDAILY MX <= .33 lb/d all year
001Di[2-ethylhexyl] phthalate [DEHP]DAILY AV <= .67 lb/d all year
001Di[2-ethylhexyl] phthalate [DEHP]DAILY MX <= 1.83 lb/d all year
001Di-n-butyl phthalateDAILY AV <= .14 lb/d all year
001Di-n-butyl phthalateDAILY MX <= .31 lb/d all year
001Vinyl chlorideDAILY AV <= .69 lb/d all year
001Vinyl chlorideDAILY MX <= 1.22 lb/d all year
001TrichloroethyleneDAILY AV <= .18 lb/d all year
001TrichloroethyleneDAILY MX <= .49 lb/d all year
001HexachlorobenzeneDAILY AV <= .00017 lb/d all year
001HexachlorobenzeneDAILY MX <= .00035 lb/d all year
001Flow, in conduit or thru treatment plantDAILY AV <= 3.15 MGD all year
001Flow, in conduit or thru treatment plantDAILY MX <= 8.6 MGD all year
001Chlorine, total residualMO MIN >= 1 mg/L all year
001Chlorine, total residualMO MAX <= 4 mg/L all year
0011,3-DichloropropyleneDAILY AV <= 1.39 lb/d all year
0011,3-DichloropropyleneDAILY MX <= 5.63 lb/d all year
001pH range excursions, > 60 minutesMO TOTAL <= 0 occur/mo all year
001pH range excursions, monthly total accumMO TOTAL <= 446 min all year
001ChloroethaneDAILY AV <= .78 lb/d all year
001ChloroethaneDAILY MX <= 2.09 lb/d all year
TX1Whole effluent toxicity7 DA MIN >= 100 % all year
TX1Whole effluent toxicityMO AV MN >= 100 % all year
TX1Whole effluent toxicity - retest #17 DA MIN report only all year
TX1Whole effluent toxicity - retest #17 DA MIN report only all year
TX1Whole effluent toxicity - retest #1AVERAGE 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 #27 DA MIN report only all year
TX1Whole effluent toxicity - retest #2AVERAGE 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 Americamysis bahia (Mysidopsis bahia)7 DA MIN report only all year
TX1Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)MO AV MN report only all year
TX1Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX1Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX1NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX1NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX1NOEC Lethal Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX1NOEC Lethal Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX1NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX1NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX1NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX1NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX1Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX1Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX1Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX1Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX1LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX1LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX1LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX1LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX1LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)7 DA MIN report only all year
TX1LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)MO AV MN report only all year
TX1LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX1LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TXAWhole effluent toxicity - retest #1SINGSAMP report only all year
TXAWhole effluent toxicity - retest #2SINGSAMP report only all year
TXALC50 Pass/Fail Static 24Hr Acute Americamysis bahia (formerly Mysidopsis bahia)SINGSAMP report only all year
TXALC50 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