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Westlake Chemicals & Vinyls LLC - Plaquemine Facility

Plastics Materials And Resins, major discharger, Plaquemine, Louisiana. NPDES permit LA0007129, in force until Dec 31, 2030. Last 12 months: over a limit 3 times (last April 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 002 form A monthly (10 values), outfall 102 form A monthly (10 values), outfall 202 form A monthly (16 values), outfall 302 form A monthly (17 values), outfall 402 form A monthly (10 values), outfall 002 form DA yearly, and 17 more forms
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 5 of 100 reports late

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

Period endingParameterReportedLimitOver by
December 20251,2-Dichloroethane, daily maximum21.55 lb/d≤ 7.06 lb/d205%
February 2026BOD, 5-day, 20 deg. C, monthly average361.7 lb/d≤ 324 lb/d12%
April 2026Vinyl chloride, daily maximum3.06 lb/d≤ 2.32 lb/d32%

Limits in force (385)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year002
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year002
pHminimumreport only (SU)all year002
pHmaximumreport only (SU)all year002
Oil & Greasemonthly average≤ 10 mg/Lall year002
Oil & Greasedaily maximum≤ 15 mg/Lall year002
Hexachlorobenzenemonthly average≤ .289 lb/dall year002
Hexachlorobenzenedaily maximum≤ .687 lb/dall 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
pH range excursions, > 60 minutesmonthly total≤ 0 occur/moall year002
pH range excursions, monthly total accummonthly total≤ 446 minall year002
Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulexmonthly average minimumreport only (pass=0;fail=1)all year002
Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex48-hour minimumreport only (pass=0;fail=1)all year002
LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelasmonthly average minimumreport only (pass=0;fail=1)all year002
LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas48-hour minimumreport only (pass=0;fail=1)all year002
NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulexmonthly average minimumreport only (%)all year002
NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex48-hour minimumreport only (%)all year002
NOAEC Lethal Static Renewal 48Hr acute Pimephales promelasmonthly average minimumreport only (%)all year002
NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas48-hour minimumreport only (%)all year002
Coef Of Var Static Renewal 48Hr Acute D. pulexmaximumreport only (%)all year002
Coef Of Var Static Renewal 48Hr Acute Pimephales promelasmaximumreport only (%)all year002
pHinstantaneous minimum≥ 6 SUall year004
pHinstantaneous maximum≤ 8.5 SUall year004
Solids, total suspendedmonthly averagereport only (mg/L)all year004
Solids, total suspendeddaily maximumreport only (mg/L)all year004
Oil & Greasedaily maximum≤ 15 mg/Lall year004
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year004
Chromium, total [as Cr]monthly averagereport only (ug/L)all year004
Chromium, total [as Cr]daily maximumreport only (ug/L)all year004
Copper, total [as Cu]monthly averagereport only (ug/L)all year004
Copper, total [as Cu]daily maximumreport only (ug/L)all year004
Nickel, total [as Ni]monthly averagereport only (ug/L)all year004
Nickel, total [as Ni]daily maximumreport only (ug/L)all year004
Zinc, total [as Zn]monthly averagereport only (ug/L)all year004
Zinc, total [as Zn]daily maximumreport only (ug/L)all year004
1,2-Dichloroethanemonthly averagereport only (ug/L)all year004
1,2-Dichloroethanedaily maximumreport only (ug/L)all year004
Chloroformmonthly averagereport only (ug/L)all year004
Chloroformdaily maximumreport only (ug/L)all year004
Phenolmonthly averagereport only (ug/L)all year004
Phenoldaily maximumreport only (ug/L)all year004
Vinyl chloridemonthly averagereport only (ug/L)all year004
Vinyl chloridedaily maximumreport only (ug/L)all year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
pHinstantaneous minimum≥ 6 SUall year005
pHinstantaneous maximum≤ 8.5 SUall year005
Solids, total suspendedmonthly averagereport only (mg/L)all year005
Solids, total suspendeddaily maximumreport only (mg/L)all year005
Oil & Greasedaily maximum≤ 15 mg/Lall year005
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year005
Chromium, total [as Cr]monthly averagereport only (ug/L)all year005
Chromium, total [as Cr]daily maximumreport only (ug/L)all year005
Copper, total [as Cu]monthly averagereport only (ug/L)all year005
Copper, total [as Cu]daily maximumreport only (ug/L)all year005
Nickel, total [as Ni]monthly averagereport only (ug/L)all year005
Nickel, total [as Ni]daily maximumreport only (ug/L)all year005
Zinc, total [as Zn]monthly averagereport only (ug/L)all year005
Zinc, total [as Zn]daily maximumreport only (ug/L)all year005
1,2-Dichloroethanemonthly averagereport only (ug/L)all year005
1,2-Dichloroethanedaily maximumreport only (ug/L)all year005
Chloroformmonthly averagereport only (ug/L)all year005
Chloroformdaily maximumreport only (ug/L)all year005
Phenolmonthly averagereport only (ug/L)all year005
Phenoldaily maximumreport only (ug/L)all year005
Vinyl chloridemonthly averagereport only (ug/L)all year005
Vinyl chloridedaily maximumreport only (ug/L)all year005
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year005
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005
pHinstantaneous minimum≥ 6 SUall year006
pHinstantaneous maximum≤ 8.5 SUall year006
Solids, total suspendedmonthly averagereport only (mg/L)all year006
Solids, total suspendeddaily maximumreport only (mg/L)all year006
Oil & Greasedaily maximum≤ 15 mg/Lall year006
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year006
Chromium, total [as Cr]monthly averagereport only (ug/L)all year006
Chromium, total [as Cr]daily maximumreport only (ug/L)all year006
Copper, total [as Cu]monthly averagereport only (ug/L)all year006
Copper, total [as Cu]daily maximumreport only (ug/L)all year006
Nickel, total [as Ni]monthly averagereport only (ug/L)all year006
Nickel, total [as Ni]daily maximumreport only (ug/L)all year006
Zinc, total [as Zn]monthly averagereport only (ug/L)all year006
Zinc, total [as Zn]daily maximumreport only (ug/L)all year006
1,2-Dichloroethanemonthly averagereport only (ug/L)all year006
1,2-Dichloroethanedaily maximumreport only (ug/L)all year006
Chloroformmonthly averagereport only (ug/L)all year006
Chloroformdaily maximumreport only (ug/L)all year006
Phenolmonthly averagereport only (ug/L)all year006
Phenoldaily maximumreport only (ug/L)all year006
Vinyl chloridemonthly averagereport only (ug/L)all year006
Vinyl chloridedaily maximumreport only (ug/L)all year006
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006
pHinstantaneous minimum≥ 6 SUall year007
pHinstantaneous maximum≤ 8.5 SUall year007
Oil & Greasedaily maximum≤ 15 mg/Lall year007
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year007
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
pHinstantaneous minimum≥ 6 SUall year009A
pHinstantaneous maximum≤ 8.5 SUall year009A
Oil & Greasedaily maximum≤ 15 mg/Lall year009A
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year009A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009A
pHinstantaneous minimum≥ 6 SUall year009B
pHinstantaneous maximum≤ 8.5 SUall year009B
Oil & Greasedaily maximum≤ 15 mg/Lall year009B
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year009B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009B
Oxygen demand, chem. [high level] [COD]monthly averagereport only (mg/L)all year102
Oxygen demand, chem. [high level] [COD]daily maximumreport only (mg/L)all year102
Oxygen demand, chem. [high level] [COD]monthly averagereport only (lb/d)all year102
Oxygen demand, chem. [high level] [COD]daily maximumreport only (lb/d)all year102
Solids, total suspendedmonthly average≤ 1381 lb/dall year102
Solids, total suspendeddaily maximum≤ 2979 lb/dall year102
Copper, total [as Cu]monthly average≤ 13.27 lb/dall year102
Copper, total [as Cu]daily maximum≤ 32.5 lb/dall year102
Lead, total [as Pb]monthly average≤ 6.5 lb/dall year102
Lead, total [as Pb]daily maximum≤ 15.98 lb/dall year102
Nickel, total [as Ni]monthly average≤ 10.02 lb/dall year102
Nickel, total [as Ni]daily maximum≤ 26.27 lb/dall 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
Chlorine, total residualmonthly average≤ 21.4 lb/dall year102
Chlorine, total residualdaily maximum≤ 35.2 lb/dall year102
BOD, 5-day, 20 deg. Cmonthly average≤ 266 lb/dall year202
BOD, 5-day, 20 deg. Cdaily maximum≤ 688 lb/dall year202
Solids, total suspendedmonthly average≤ 416 lb/dall year202
Solids, total suspendeddaily maximum≤ 1300 lb/dall year202
Carbon, tot organic [TOC]monthly average≤ 2114 lb/dall year202
Carbon, tot organic [TOC]daily maximum≤ 6528 lb/dall year202
Copper, total [as Cu]monthly average≤ 2.64 lb/dall year202
Copper, total [as Cu]daily maximum≤ 6.15 lb/dall year202
Nickel, total [as Ni]monthly average≤ 3.07 lb/dall year202
Nickel, total [as Ni]daily maximum≤ 7.24 lb/dall year202
Zinc, total [as Zn]monthly average≤ 1.91 lb/dall year202
Zinc, total [as Zn]daily maximum≤ 4.75 lb/dall year202
Carbon tetrachloridemonthly average≤ .16 lb/dall year202
Carbon tetrachloridedaily maximum≤ .33 lb/dall year202
1,2-Dichloroethanemonthly average≤ .6 lb/dall year202
1,2-Dichloroethanedaily maximum≤ 1.85 lb/dall year202
Chloroformmonthly average≤ .18 lb/dall year202
Chloroformdaily maximum≤ .4 lb/dall year202
Toluenemonthly average≤ .23 lb/dall year202
Toluenedaily maximum≤ .7 lb/dall year202
Benzenemonthly average≤ .32 lb/dall year202
Benzenedaily maximum≤ 1.19 lb/dall year202
Acenaphthylenemonthly average≤ .19 lb/dall year202
Acenaphthylenedaily maximum≤ .52 lb/dall year202
Acenaphthenemonthly average≤ .19 lb/dall year202
Acenaphthenedaily maximum≤ .52 lb/dall year202
Acrylonitrilemonthly average≤ .84 lb/dall year202
Acrylonitriledaily maximum≤ 2.12 lb/dall year202
Anthracenemonthly average≤ .19 lb/dall year202
Anthracenedaily maximum≤ .52 lb/dall year202
Benzo[b]fluoranthenemonthly average≤ .2 lb/dall year202
Benzo[b]fluoranthenedaily maximum≤ .53 lb/dall year202
Benzo[k]fluoranthenemonthly average≤ .19 lb/dall year202
Benzo[k]fluoranthenedaily maximum≤ .52 lb/dall year202
Benzo[a]pyrenemonthly average≤ .2 lb/dall year202
Benzo[a]pyrenedaily maximum≤ .53 lb/dall year202
Chlorobenzenemonthly average≤ .13 lb/dall year202
Chlorobenzenedaily maximum≤ .25 lb/dall year202
Chrysenemonthly average≤ .19 lb/dall year202
Chrysenedaily maximum≤ .52 lb/dall year202
Diethyl phthalatemonthly average≤ .71 lb/dall year202
Diethyl phthalatedaily maximum≤ 1.78 lb/dall year202
Dimethyl phthalatemonthly average≤ .17 lb/dall year202
Dimethyl phthalatedaily maximum≤ .41 lb/dall year202
Ethylbenzenemonthly average≤ .28 lb/dall year202
Ethylbenzenedaily maximum≤ .95 lb/dall year202
Fluoranthenemonthly average≤ .22 lb/dall year202
Fluoranthenedaily maximum≤ .6 lb/dall year202
Fluorenemonthly average≤ .19 lb/dall year202
Fluorenedaily maximum≤ .52 lb/dall year202
Hexachlorobutadienemonthly average≤ .18 lb/dall year202
Hexachlorobutadienedaily maximum≤ .43 lb/dall year202
Hexachloroethanemonthly average≤ .18 lb/dall year202
Hexachloroethanedaily maximum≤ .47 lb/dall year202
Methyl chloride [Chloromethane]monthly average≤ .75 lb/dall year202
Methyl chloride [Chloromethane]daily maximum≤ 1.67 lb/dall year202
Methylene chloridemonthly average≤ .35 lb/dall year202
Methylene chloridedaily maximum≤ .78 lb/dall year202
Nitrobenzenemonthly average≤ .24 lb/dall year202
Nitrobenzenedaily maximum≤ .6 lb/dall year202
Phenanthrenemonthly average≤ .19 lb/dall year202
Phenanthrenedaily maximum≤ .52 lb/dall year202
Pyrenemonthly average≤ .22 lb/dall year202
Pyrenedaily maximum≤ .59 lb/dall year202
Tetrachloroethylenemonthly average≤ .19 lb/dall year202
Tetrachloroethylenedaily maximum≤ .49 lb/dall year202
1,1-Dichloroethanemonthly average≤ .19 lb/dall year202
1,1-Dichloroethanedaily maximum≤ .52 lb/dall year202
1,1-Dichloroethylenemonthly average≤ .14 lb/dall year202
1,1-Dichloroethylenedaily maximum≤ .22 lb/dall year202
1,1,1-Trichloroethanemonthly average≤ .18 lb/dall year202
1,1,1-Trichloroethanedaily maximum≤ .47 lb/dall year202
1,1,2-Trichloroethanemonthly average≤ .18 lb/dall year202
1,1,2-Trichloroethanedaily maximum≤ .47 lb/dall year202
Benzo[a]anthracenemonthly average≤ .19 lb/dall year202
Benzo[a]anthracenedaily maximum≤ .52 lb/dall year202
1,2-Dichlorobenzenemonthly average≤ .67 lb/dall year202
1,2-Dichlorobenzenedaily maximum≤ 1.43 lb/dall year202
1,2-Dichloropropanemonthly average≤ 1.34 lb/dall year202
1,2-Dichloropropanedaily maximum≤ 2.02 lb/dall year202
trans-1,2-Dichloroethylenemonthly average≤ .18 lb/dall year202
trans-1,2-Dichloroethylenedaily maximum≤ .47 lb/dall year202
1,2,4-Trichlorobenzenemonthly average≤ .6 lb/dall year202
1,2,4-Trichlorobenzenedaily maximum≤ 1.23 lb/dall year202
1,3-Dichlorobenzenemonthly average≤ .27 lb/dall year202
1,3-Dichlorobenzenedaily maximum≤ .39 lb/dall year202
1,4-Dichlorobenzenemonthly average≤ .13 lb/dall year202
1,4-Dichlorobenzenedaily maximum≤ .25 lb/dall year202
2-Chlorophenolmonthly average≤ .27 lb/dall year202
2-Chlorophenoldaily maximum≤ .86 lb/dall year202
2-Nitrophenolmonthly average≤ .36 lb/dall year202
2-Nitrophenoldaily maximum≤ .6 lb/dall year202
2,4-Dichlorophenolmonthly average≤ .34 lb/dall year202
2,4-Dichlorophenoldaily maximum≤ .98 lb/dall year202
2,4-Dimethylphenolmonthly average≤ .16 lb/dall year202
2,4-Dimethylphenoldaily maximum≤ .32 lb/dall year202
2,4-Dinitrotoluenemonthly average≤ .99 lb/dall year202
2,4-Dinitrotoluenedaily maximum≤ 2.5 lb/dall year202
2,4-Dinitrophenolmonthly average≤ .62 lb/dall year202
2,4-Dinitrophenoldaily maximum≤ 1.08 lb/dall year202
2,6-Dinitrotoluenemonthly average≤ 2.24 lb/dall year202
2,6-Dinitrotoluenedaily maximum≤ 5.62 lb/dall year202
4-Nitrophenolmonthly average≤ .63 lb/dall year202
4-Nitrophenoldaily maximum≤ 1.09 lb/dall year202
4,6-Dinitro-o-cresolmonthly average≤ .68 lb/dall year202
4,6-Dinitro-o-cresoldaily maximum≤ 2.43 lb/dall year202
Phenolmonthly average≤ .13 lb/dall year202
Phenoldaily maximum≤ .23 lb/dall year202
Naphthalenemonthly average≤ .19 lb/dall year202
Naphthalenedaily maximum≤ .52 lb/dall year202
Di[2-ethylhexyl] phthalate [DEHP]monthly average≤ .9 lb/dall year202
Di[2-ethylhexyl] phthalate [DEHP]daily maximum≤ 2.45 lb/dall year202
Di-n-butyl phthalatemonthly average≤ .24 lb/dall year202
Di-n-butyl phthalatedaily maximum≤ .5 lb/dall year202
Vinyl chloridemonthly average≤ .91 lb/dall year202
Vinyl chloridedaily maximum≤ 2.35 lb/dall year202
Trichloroethylenemonthly average≤ .18 lb/dall year202
Trichloroethylenedaily maximum≤ .47 lb/dall year202
Hexachlorobenzenemonthly average≤ .13 lb/dall year202
Hexachlorobenzenedaily maximum≤ .25 lb/dall 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
Chlorine, total residualmonthly average≤ 20 lb/dall year202
Chlorine, total residualdaily maximum≤ 33 lb/dall year202
1,3-Dichloropropylenemonthly average≤ .25 lb/dall year202
1,3-Dichloropropylenedaily maximum≤ .39 lb/dall year202
Chloroethanemonthly average≤ .91 lb/dall year202
Chloroethanedaily maximum≤ 2.35 lb/dall year202
Oxygen demand, chem. [high level] [COD]daily maximum≤ 100 mg/Lall year302
pHminimumreport only (SU)all year302
pHmaximumreport only (SU)all year302
1,2-Dichloroethanemonthly averagereport only (lb/d)all year302
1,2-Dichloroethanedaily maximumreport only (lb/d)all year302
Chloroformmonthly averagereport only (lb/d)all year302
Chloroformdaily maximumreport only (lb/d)all year302
Phenolmonthly averagereport only (lb/d)all year302
Phenoldaily maximumreport only (lb/d)all year302
Vinyl chloridemonthly averagereport only (lb/d)all year302
Vinyl chloridedaily maximumreport only (lb/d)all year302
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year302
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year302
Chlorine, free availablemonthly average≤ .2 mg/Lall year302
Chlorine, free availabledaily maximum≤ .5 mg/Lall year302
pH range excursions, > 60 minutesdaily maximum≤ 0 occur/moall year302
pH range excursions, monthly total accumdaily maximum≤ 446 minall year302
BOD, 5-day, 20 deg. Cmonthly average≤ 324 lb/dall year402
BOD, 5-day, 20 deg. Cdaily maximum≤ 864 lb/dall year402
Solids, total suspendedmonthly average≤ 540 lb/dall year402
Solids, total suspendeddaily maximum≤ 1754 lb/dall year402
Carbon, tot organic [TOC]monthly average≤ 2570 lb/dall year402
Carbon, tot organic [TOC]daily maximum≤ 8195 lb/dall year402
Carbon tetrachloridemonthly average≤ 1.92 lb/dall year402
Carbon tetrachloridedaily maximum≤ 5.13 lb/dall year402
1,2-Dichloroethanemonthly average≤ 2.43 lb/dall year402
1,2-Dichloroethanedaily maximum≤ 7.75 lb/dall year402
Chloroformmonthly average≤ 1.5 lb/dall year402
Chloroformdaily maximum≤ 4.39 lb/dall year402
Toluenemonthly average≤ .38 lb/dall year402
Toluenedaily maximum≤ 1 lb/dall year402
Benzenemonthly average≤ .77 lb/dall year402
Benzenedaily maximum≤ 1.81 lb/dall year402
Acenaphthylenemonthly average≤ .26 lb/dall year402
Acenaphthylenedaily maximum≤ .63 lb/dall year402
Acenaphthenemonthly average≤ .26 lb/dall year402
Acenaphthenedaily maximum≤ .63 lb/dall year402
Acrylonitrilemonthly average≤ 1.27 lb/dall year402
Acrylonitriledaily maximum≤ 3.13 lb/dall year402
Anthracenemonthly average≤ .26 lb/dall year402
Anthracenedaily maximum≤ .63 lb/dall year402
Benzo[b]fluoranthenemonthly average≤ .27 lb/dall year402
Benzo[b]fluoranthenedaily maximum≤ .65 lb/dall year402
Benzo[k]fluoranthenemonthly average≤ .26 lb/dall year402
Benzo[k]fluoranthenedaily maximum≤ .63 lb/dall year402
Benzo[a]pyrenemonthly average≤ .27 lb/dall year402
Benzo[a]pyrenedaily maximum≤ .65 lb/dall year402
Chlorobenzenemonthly average≤ 1.92 lb/dall year402
Chlorobenzenedaily maximum≤ 5.13 lb/dall year402
Chrysenemonthly average≤ .26 lb/dall year402
Chrysenedaily maximum≤ .63 lb/dall year402
Diethyl phthalatemonthly average≤ .62 lb/dall year402
Diethyl phthalatedaily maximum≤ 1.52 lb/dall year402
Dimethyl phthalatemonthly average≤ .26 lb/dall year402
Dimethyl phthalatedaily maximum≤ .63 lb/dall year402
Ethylbenzenemonthly average≤ 1.92 lb/dall year402
Ethylbenzenedaily maximum≤ 5.13 lb/dall year402
Fluoranthenemonthly average≤ .3 lb/dall year402
Fluoranthenedaily maximum≤ .73 lb/dall year402
Fluorenemonthly average≤ .26 lb/dall year402
Fluorenedaily maximum≤ .63 lb/dall year402
Hexachlorobutadienemonthly average≤ 1.92 lb/dall year402
Hexachlorobutadienedaily maximum≤ 5.13 lb/dall year402
Hexachloroethanemonthly average≤ 2.64 lb/dall year402
Hexachloroethanedaily maximum≤ 10.71 lb/dall year402
Methyl chloride [Chloromethane]monthly average≤ 1.48 lb/dall year402
Methyl chloride [Chloromethane]daily maximum≤ 3.98 lb/dall year402
Methylene chloridemonthly average≤ .49 lb/dall year402
Methylene chloridedaily maximum≤ 2.29 lb/dall year402
Nitrobenzenemonthly average≤ 30.19 lb/dall year402
Nitrobenzenedaily maximum≤ 86.39 lb/dall year402
Phenanthrenemonthly average≤ .26 lb/dall year402
Phenanthrenedaily maximum≤ .63 lb/dall year402
Pyrenemonthly average≤ .27 lb/dall year402
Pyrenedaily maximum≤ .65 lb/dall year402
Tetrachloroethylenemonthly average≤ .7 lb/dall year402
Tetrachloroethylenedaily maximum≤ 2.21 lb/dall year402
1,1-Dichloroethanemonthly average≤ .3 lb/dall year402
1,1-Dichloroethanedaily maximum≤ .8 lb/dall year402
1,1-Dichloroethylenemonthly average≤ .3 lb/dall year402
1,1-Dichloroethylenedaily maximum≤ .81 lb/dall year402
1,1,1-Trichloroethanemonthly average≤ .3 lb/dall year402
1,1,1-Trichloroethanedaily maximum≤ .8 lb/dall year402
1,1,2-Trichloroethanemonthly average≤ .43 lb/dall year402
1,1,2-Trichloroethanedaily maximum≤ 1.71 lb/dall year402
Benzo[a]anthracenemonthly average≤ .26 lb/dall year402
Benzo[a]anthracenedaily maximum≤ .63 lb/dall year402
1,2-Dichlorobenzenemonthly average≤ 2.64 lb/dall year402
1,2-Dichlorobenzenedaily maximum≤ 10.71 lb/dall year402
1,2-Dichloropropanemonthly average≤ 2.64 lb/dall year402
1,2-Dichloropropanedaily maximum≤ 10.71 lb/dall year402
trans-1,2-Dichloroethylenemonthly average≤ .34 lb/dall year402
trans-1,2-Dichloroethylenedaily maximum≤ .89 lb/dall year402
1,2,4-Trichlorobenzenemonthly average≤ 2.64 lb/dall year402
1,2,4-Trichlorobenzenedaily maximum≤ 10.71 lb/dall year402
1,3-Dichlorobenzenemonthly average≤ 1.92 lb/dall year402
1,3-Dichlorobenzenedaily maximum≤ 5.13 lb/dall year402
1,4-Dichlorobenzenemonthly average≤ 1.92 lb/dall year402
1,4-Dichlorobenzenedaily maximum≤ 5.13 lb/dall year402
2-Nitrophenolmonthly average≤ .88 lb/dall year402
2-Nitrophenoldaily maximum≤ 3.12 lb/dall year402
2,4-Dimethylphenolmonthly average≤ .26 lb/dall year402
2,4-Dimethylphenoldaily maximum≤ .63 lb/dall year402
2,4-Dinitrophenolmonthly average≤ 16.29 lb/dall year402
2,4-Dinitrophenoldaily maximum≤ 57.9 lb/dall year402
4-Nitrophenolmonthly average≤ 2.19 lb/dall year402
4-Nitrophenoldaily maximum≤ 7.77 lb/dall year402
4,6-Dinitro-o-cresolmonthly average≤ 1.05 lb/dall year402
4,6-Dinitro-o-cresoldaily maximum≤ 3.74 lb/dall year402
Phenolmonthly average≤ .26 lb/dall year402
Phenoldaily maximum≤ .63 lb/dall year402
Naphthalenemonthly average≤ .26 lb/dall year402
Naphthalenedaily maximum≤ .63 lb/dall year402
Di[2-ethylhexyl] phthalate [DEHP]monthly average≤ 1.28 lb/dall year402
Di[2-ethylhexyl] phthalate [DEHP]daily maximum≤ 3.48 lb/dall year402
Di-n-butyl phthalatemonthly average≤ .27 lb/dall year402
Di-n-butyl phthalatedaily maximum≤ .58 lb/dall year402
Vinyl chloridemonthly average≤ 1.31 lb/dall year402
Vinyl chloridedaily maximum≤ 2.32 lb/dall year402
Trichloroethylenemonthly average≤ .35 lb/dall year402
Trichloroethylenedaily maximum≤ .93 lb/dall year402
Hexachlorobenzenemonthly average≤ 2.64 lb/dall year402
Hexachlorobenzenedaily maximum≤ 10.71 lb/dall year402
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year402
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year402
1,3-Dichloropropylenemonthly average≤ 2.64 lb/dall year402
1,3-Dichloropropylenedaily maximum≤ 10.71 lb/dall year402
Chloroethanemonthly average≤ 1.48 lb/dall year402
Chloroethanedaily maximum≤ 3.98 lb/dall year402

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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Your permit document is the final word. As JSON: /api/v1/permits/LA0007129 · MCP: https://passage-data.com/mcp