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Indorama Ventures Olefins LLC

Industrial Organic Chemicals, major discharger, Lake Charles, Louisiana. NPDES permit LA0069850, in force until Apr 30, 2030. Last 12 months: over a limit 18 times (last August 2026), 1 of 51 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form A monthly (20 values), outfall 001 form ME quarterly (21 values), outfall 001 form MY quarterly (21 values), outfall 001 form Q quarterly (11 values), outfall 002 form A monthly (6 values), outfall 003 form Q quarterly (6 values), and 4 more forms
Last report on file
August 2026
Oct 2024 – Sep 2025
19 values over a limit, 4 required values missing, 3 of 58 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

All 18 values over a limit
Period endingOutfallParameterReportedLimitOver by
October 2025001BOD, 5-day, 20 deg. C, daily maximum382.33 lb/d≤ 251 lb/d52%
October 2025001BOD, 5-day, 20 deg. C, monthly average163.37 lb/d≤ 103 lb/d59%
October 2025002pH, instantaneous maximum9.2 SU≤ 9 SU—
October 2025102BOD, 5-day, 20 deg. C, monthly average21.7 mg/L≤ 20 mg/L9%
November 2025001Toluene, daily maximum4.93 lb/d≤ .2 lb/d2365%
November 2025001Toluene, monthly average1.65 lb/d≤ .07 lb/d2257%
November 2025102Solids, total suspended, daily maximum41.8 mg/L≤ 30 mg/L39%
November 2025102Solids, total suspended, monthly average41.8 mg/L≤ 20 mg/L109%
December 2025102Solids, total suspended, daily maximum33 mg/L≤ 30 mg/L10%
January 2026002pH, instantaneous maximum9.2 SU≤ 9 SU—
January 2026102Solids, total suspended, daily maximum54 mg/L≤ 30 mg/L80%
January 2026102Solids, total suspended, monthly average54 mg/L≤ 20 mg/L170%
February 2026001Naphthalene, daily maximum.69 lb/d≤ .15 lb/d360%
February 2026001Naphthalene, monthly average.23 lb/d≤ .06 lb/d283%
June 2026102Enterococci, daily maximum464 #/100mL≤ 135 #/100mL244%
June 2026102Enterococci, monthly geometric mean464 #/100mL≤ 35 #/100mL1226%
August 2026102Solids, total suspended, daily maximum42.6 mg/L≤ 30 mg/L42%
August 2026102Solids, total suspended, monthly average27.7 mg/L≤ 20 mg/L39%

Limits in force (202)

ParameterStatisticLimitMonthsOutfall
BOD, 5-day, 20 deg. Cmonthly average≤ 103 lb/dall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 251 lb/dall year001
pHminimumreport only (SU)all year001
pHmaximumreport only (SU)all year001
Solids, total suspendedmonthly average≤ 187 lb/dall year001
Solids, total suspendeddaily maximum≤ 607 lb/dall year001
Nitrogen, total [as N]monthly averagereport only (lb/d)all year001
Nitrogen, total [as N]daily maximumreport only (lb/d)all year001
Phosphorus, total [as P]monthly averagereport only (lb/d)all year001
Phosphorus, total [as P]daily maximumreport only (lb/d)all year001
Whole effluent toxicity - retest #1monthly average minimumreport only (pass=0;fail=1)all year001
Whole effluent toxicity - retest #1monthly average minimumreport only (pass=0;fail=1)all year001
Whole effluent toxicity - retest #17-day minimumreport only (pass=0;fail=1)all year001
Whole effluent toxicity - retest #17-day minimumreport only (pass=0;fail=1)all year001
Whole effluent toxicity - retest #2monthly average minimumreport only (pass=0;fail=1)all year001
Whole effluent toxicity - retest #2monthly average minimumreport only (pass=0;fail=1)all year001
Whole effluent toxicity - retest #27-day minimumreport only (pass=0;fail=1)all year001
Whole effluent toxicity - retest #27-day minimumreport only (pass=0;fail=1)all year001
WET, sublethal retest #1monthly average minimumreport only (pass=0;fail=1)all year001
WET, sublethal retest #1monthly average minimumreport only (pass=0;fail=1)all year001
WET, sublethal retest #17-day minimumreport only (pass=0;fail=1)all year001
WET, sublethal retest #17-day minimumreport only (pass=0;fail=1)all year001
WET, sublethal retest #2monthly average minimumreport only (pass=0;fail=1)all year001
WET, sublethal retest #2monthly average minimumreport only (pass=0;fail=1)all year001
WET, sublethal retest #27-day minimumreport only (pass=0;fail=1)all year001
WET, sublethal retest #27-day minimumreport only (pass=0;fail=1)all year001
Carbon tetrachloridemonthly average≤ .05 lb/dall year001
Carbon tetrachloridedaily maximum≤ .1 lb/dall year001
1,2-Dichloroethanemonthly average≤ .17 lb/dall year001
1,2-Dichloroethanedaily maximum≤ .53 lb/dall year001
Bromoformmonthly average≤ 4.05 lb/dall year001
Chloroformmonthly average≤ .05 lb/dall year001
Chloroformdaily maximum≤ .12 lb/dall year001
Toluenemonthly average≤ .07 lb/dall year001
Toluenedaily maximum≤ .2 lb/dall year001
Benzenemonthly average≤ .09 lb/dall year001
Benzenedaily maximum≤ .34 lb/dall year001
Acenaphthylenemonthly average≤ .06 lb/dall year001
Acenaphthylenedaily maximum≤ .15 lb/dall year001
Acenaphthenemonthly average≤ .06 lb/dall year001
Acenaphthenedaily maximum≤ .15 lb/dall year001
Acrylonitrilemonthly average≤ .24 lb/dall year001
Acrylonitriledaily maximum≤ .61 lb/dall year001
Anthracenemonthly average≤ .06 lb/dall year001
Anthracenedaily maximum≤ .15 lb/dall year001
Benzo[b]fluoranthenemonthly average≤ .06 lb/dall year001
Benzo[b]fluoranthenedaily maximum≤ .15 lb/dall year001
Benzo[k]fluoranthenemonthly average≤ .06 lb/dall year001
Benzo[k]fluoranthenedaily maximum≤ .15 lb/dall year001
Benzo[a]pyrenemonthly average≤ .06 lb/dall year001
Benzo[a]pyrenedaily maximum≤ .15 lb/dall year001
Chlorobenzenemonthly average≤ .04 lb/dall year001
Chlorobenzenedaily maximum≤ .07 lb/dall year001
Chrysenemonthly average≤ .06 lb/dall year001
Chrysenedaily maximum≤ .15 lb/dall year001
Diethyl phthalatemonthly average≤ .21 lb/dall year001
Diethyl phthalatedaily maximum≤ .51 lb/dall year001
Dimethyl phthalatemonthly average≤ .05 lb/dall year001
Dimethyl phthalatedaily maximum≤ .12 lb/dall year001
Ethylbenzenemonthly average≤ .08 lb/dall year001
Ethylbenzenedaily maximum≤ .27 lb/dall year001
Fluoranthenemonthly average≤ .06 lb/dall year001
Fluoranthenedaily maximum≤ .17 lb/dall year001
Fluorenemonthly average≤ .06 lb/dall year001
Fluorenedaily maximum≤ .15 lb/dall year001
Hexachlorobutadienemonthly average≤ .0124 lb/dall year001
Hexachloroethanemonthly average≤ .05 lb/dall year001
Hexachloroethanedaily maximum≤ .14 lb/dall year001
Methyl chloride [Chloromethane]monthly average≤ .22 lb/dall year001
Methyl chloride [Chloromethane]daily maximum≤ .48 lb/dall year001
Methylene chloridemonthly average≤ .1 lb/dall year001
Methylene chloridedaily maximum≤ .23 lb/dall year001
Nitrobenzenemonthly average≤ .07 lb/dall year001
Nitrobenzenedaily maximum≤ .17 lb/dall year001
Phenanthrenemonthly average≤ .06 lb/dall year001
Phenanthrenedaily maximum≤ .15 lb/dall year001
Pyrenemonthly average≤ .06 lb/dall year001
Pyrenedaily maximum≤ .17 lb/dall year001
Tetrachloroethylenemonthly average≤ .06 lb/dall year001
Tetrachloroethylenedaily maximum≤ .14 lb/dall year001
1,1-Dichloroethanemonthly average≤ .06 lb/dall year001
1,1-Dichloroethanedaily maximum≤ .15 lb/dall year001
1,1-Dichloroethylenemonthly average≤ .04 lb/dall year001
1,1-Dichloroethylenedaily maximum≤ .06 lb/dall year001
1,1,1-Trichloroethanemonthly average≤ .05 lb/dall year001
1,1,1-Trichloroethanedaily maximum≤ .14 lb/dall year001
1,1,2-Trichloroethanemonthly average≤ .05 lb/dall year001
1,1,2-Trichloroethanedaily maximum≤ .14 lb/dall year001
1,1,2,2-Tetrachloroethanemonthly average≤ .21 lb/dall year001
Benzo[a]anthracenemonthly average≤ .06 lb/dall year001
Benzo[a]anthracenedaily maximum≤ .15 lb/dall year001
1,2-Dichlorobenzenemonthly average≤ .2 lb/dall year001
1,2-Dichlorobenzenedaily maximum≤ .41 lb/dall year001
1,2-Dichloropropanemonthly average≤ .39 lb/dall year001
1,2-Dichloropropanedaily maximum≤ .58 lb/dall year001
trans-1,2-Dichloroethylenemonthly average≤ .05 lb/dall year001
trans-1,2-Dichloroethylenedaily maximum≤ .14 lb/dall year001
1,2,4-Trichlorobenzenemonthly average≤ .17 lb/dall year001
1,2,4-Trichlorobenzenedaily maximum≤ .35 lb/dall year001
1,3-Dichlorobenzenemonthly average≤ .08 lb/dall year001
1,3-Dichlorobenzenedaily maximum≤ .11 lb/dall year001
1,4-Dichlorobenzenemonthly average≤ .04 lb/dall year001
1,4-Dichlorobenzenedaily maximum≤ .07 lb/dall year001
2-Chlorophenolmonthly average≤ .08 lb/dall year001
2-Chlorophenoldaily maximum≤ .25 lb/dall year001
2-Nitrophenolmonthly average≤ .1 lb/dall year001
2-Nitrophenoldaily maximum≤ .17 lb/dall year001
2,4-Dichlorophenolmonthly average≤ .1 lb/dall year001
2,4-Dichlorophenoldaily maximum≤ .28 lb/dall year001
2,4-Dimethylphenolmonthly average≤ .05 lb/dall year001
2,4-Dimethylphenoldaily maximum≤ .09 lb/dall year001
2,4-Dinitrotoluenemonthly average≤ .29 lb/dall year001
2,4-Dinitrotoluenedaily maximum≤ .72 lb/dall year001
2,4-Dinitrophenolmonthly average≤ .18 lb/dall year001
2,4-Dinitrophenoldaily maximum≤ .31 lb/dall year001
2,6-Dinitrotoluenemonthly average≤ .65 lb/dall year001
2,6-Dinitrotoluenedaily maximum≤ 1.62 lb/dall year001
4-Nitrophenolmonthly average≤ .18 lb/dall year001
4-Nitrophenoldaily maximum≤ .31 lb/dall year001
4,6-Dinitro-o-cresolmonthly average≤ .2 lb/dall year001
4,6-Dinitro-o-cresoldaily maximum≤ .7 lb/dall year001
Phenolmonthly average≤ .04 lb/dall year001
Phenoldaily maximum≤ .07 lb/dall year001
Naphthalenemonthly average≤ .06 lb/dall year001
Naphthalenedaily maximum≤ .15 lb/dall year001
Di[2-ethylhexyl] phthalate [DEHP]monthly average≤ .26 lb/dall year001
Di[2-ethylhexyl] phthalate [DEHP]daily maximum≤ .71 lb/dall year001
Di-n-butyl phthalatemonthly average≤ .07 lb/dall year001
Di-n-butyl phthalatedaily maximum≤ .14 lb/dall year001
Vinyl chloridemonthly average≤ .26 lb/dall year001
Vinyl chloridedaily maximum≤ .68 lb/dall year001
Trichloroethylenemonthly average≤ .05 lb/dall year001
Trichloroethylenedaily maximum≤ .14 lb/dall year001
PCB-1254monthly average≤ .00000117 lb/dall year001
Hexachlorobenzenemonthly average≤ .0000291 lb/dall year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
1,3-Dichloropropylenemonthly average≤ .07 lb/dall year001
1,3-Dichloropropylenedaily maximum≤ .11 lb/dall year001
Whole Effluent Toxicity - Retest #3monthly average minimumreport only (pass=0;fail=1)all year001
Whole Effluent Toxicity - Retest #3monthly average minimumreport only (pass=0;fail=1)all year001
Whole Effluent Toxicity - Retest #37-day minimumreport only (pass=0;fail=1)all year001
Whole Effluent Toxicity - Retest #37-day minimumreport only (pass=0;fail=1)all year001
Whole Effluent Toxicity, Sub-Lethal Retest #3monthly average minimumreport only (pass=0;fail=1)all year001
Whole Effluent Toxicity, Sub-Lethal Retest #3monthly average minimumreport only (pass=0;fail=1)all year001
Whole Effluent Toxicity, Sub-Lethal Retest #37-day minimumreport only (pass=0;fail=1)all year001
Whole Effluent Toxicity, Sub-Lethal Retest #37-day minimumreport only (pass=0;fail=1)all year001
pH range excursions, > 60 minutesdaily maximum≤ 0 occur/moall year001
pH range excursions, monthly total accumdaily maximum≤ 446 minall year001
Chloroethanemonthly average≤ .26 lb/dall year001
Chloroethanedaily maximum≤ .68 lb/dall year001
Pass/Fail Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)monthly average minimumreport only (pass=0;fail=1)all year001
Pass/Fail Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7-day minimumreport only (pass=0;fail=1)all year001
Pass/Fail Static Renewal 7Day Chronic Menidiamonthly average minimumreport only (pass=0;fail=1)all year001
Pass/Fail Static Renewal 7Day Chronic Menidia7-day minimumreport only (pass=0;fail=1)all year001
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)monthly average minimumreport only (pass=0;fail=1)all year001
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)7-day minimumreport only (pass=0;fail=1)all year001
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidiamonthly average minimumreport only (pass=0;fail=1)all year001
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidia7-day minimumreport only (pass=0;fail=1)all year001
NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)monthly average minimumreport only (%)all year001
NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7-day minimumreport only (%)all year001
NOEC Lethal Static Renewal 7 Day Chronic Menidia menidiamonthly average minimumreport only (%)all year001
NOEC Lethal Static Renewal 7 Day Chronic Menidia menidia7-day minimumreport only (%)all year001
NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)monthly average minimumreport only (%)all year001
NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7-day minimumreport only (%)all year001
NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidiamonthly average minimumreport only (%)all year001
NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia7-day minimumreport only (%)all year001
Coef Of Var Static Renewal 7Day Chronic Americamysis bahia (formerly Mysidopsis bahia)maximumreport only (%)all year001
Coef Of Var Static Renewal 7Day Chronic Menidia menidiamaximumreport only (%)all year001
pHinstantaneous minimum≥ 6 SUall year002
pHinstantaneous maximum≤ 9 SUall year002
Oil & Greasedaily maximum≤ 15 mg/Lall year002
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
pHinstantaneous minimum≥ 6 SUall year003
pHinstantaneous maximum≤ 9 SUall year003
Oil & Greasedaily maximum≤ 15 mg/Lall year003
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
BOD, 5-day, 20 deg. Cmonthly average≤ 20 mg/Lall year102
BOD, 5-day, 20 deg. Cdaily maximum≤ 30 mg/Lall year102
Solids, total suspendedmonthly average≤ 20 mg/Lall year102
Solids, total suspendeddaily maximum≤ 30 mg/Lall year102
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year102
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year102
Enterococcimonthly geometric mean≤ 35 #/100mLall year102
Enterococcidaily maximum≤ 135 #/100mLall year102
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year102
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year102
pHinstantaneous minimum≥ 6 SUall year202
pHinstantaneous maximum≤ 9 SUall year202
Solids, total suspendeddaily maximum≤ 90 mg/Lall year202
Solids, total suspendeddaily maximum≤ 90 mg/Lall year202
Oil & Greasedaily maximum≤ 15 mg/Lall year202
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year202
Lead, total [as Pb]daily maximum≤ 50 ug/Lall year202
Benzenedaily maximum≤ 50 ug/Lall year202
BTEXdaily maximum≤ 250 ug/Lall year202
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year202
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year202

How strict are these limits?

Cited limits by parameter: Louisiana's rules and the federal ones.

Same industry: the 130 Chemicals and Allied Products permits in Louisiana.

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