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Syensqo USA LLC - Baton Rouge Facility

Industrial Organic Chemicals, major discharger, Baton Rouge, Louisiana. NPDES permit LA0005223, in force until Mar 31, 2029. Last 12 months: over a limit once (last March 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 003A form A monthly (16 values), outfall 003A form Q quarterly (6 values), outfall 003B form A monthly (16 values), outfall 003B form Q quarterly (6 values), outfall 004 form A monthly (18 values), outfall 005 form Q quarterly (12 values), and 7 more forms
Last report on file
September 2026
Oct 2024 – Sep 2025
1 value over a limit, 0 required values missing, 0 of 39 reports late

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

Period endingParameterReportedLimitOver by
March 2026BOD, 5-day, 20 deg. C, daily maximum2423.7 lb/d≤ 1347 lb/d80%

Limits in force (340)

ParameterStatisticLimitMonthsOutfall
BOD, 5-day, 20 deg. Cmonthly average≤ 325 lb/dall year003A
BOD, 5-day, 20 deg. Cdaily maximum≤ 867 lb/dall year003A
pHminimumreport only (SU)all year003A
pHmaximumreport only (SU)all year003A
Solids, total suspendedmonthly average≤ 425 lb/dall year003A
Solids, total suspendeddaily maximum≤ 1365 lb/dall year003A
Nitrogen, total [as N]monthly averagereport only (lb/d)all year003A
Nitrogen, total [as N]daily maximumreport only (lb/d)all year003A
Nitrogen, ammonia total [as N]monthly average≤ 10 mg/Lall year003A
Nitrogen, ammonia total [as N]daily maximum≤ 15 mg/Lall year003A
Phosphorus, total [as P]monthly averagereport only (lb/d)all year003A
Phosphorus, total [as P]daily maximumreport only (lb/d)all year003A
Carbon, tot organic [TOC]monthly average≤ 2015 lb/dall year003A
Carbon, tot organic [TOC]daily maximum≤ 4031 lb/dall year003A
Cobalt, total [as Co]monthly averagereport only (mg/L)all year003A
Cobalt, total [as Co]daily maximumreport only (mg/L)all year003A
Nickel, total [as Ni]monthly average≤ 7.15 lb/dall year003A
Nickel, total [as Ni]daily maximum≤ 16.83 lb/dall year003A
Carbon tetrachloridemonthly average≤ .12 lb/dall year003A
Carbon tetrachloridedaily maximum≤ .24 lb/dall year003A
1,2-Dichloroethanemonthly average≤ .43 lb/dall year003A
1,2-Dichloroethanedaily maximum≤ 1.35 lb/dall year003A
Chloroformmonthly average≤ .13 lb/dall year003A
Chloroformdaily maximum≤ .29 lb/dall year003A
Toluenemonthly average≤ .17 lb/dall year003A
Toluenedaily maximum≤ .51 lb/dall year003A
Benzenemonthly average≤ .24 lb/dall year003A
Benzenedaily maximum≤ .87 lb/dall year003A
Acenaphthylenemonthly average≤ .14 lb/dall year003A
Acenaphthylenedaily maximum≤ .38 lb/dall year003A
Acenaphthenemonthly average≤ .14 lb/dall year003A
Acenaphthenedaily maximum≤ .38 lb/dall year003A
Acrylonitrilemonthly average≤ .61 lb/dall year003A
Acrylonitriledaily maximum≤ 1.55 lb/dall year003A
Anthracenemonthly average≤ .14 lb/dall year003A
Anthracenedaily maximum≤ .38 lb/dall year003A
Benzo[b]fluoranthenemonthly average≤ .15 lb/dall year003A
Benzo[b]fluoranthenedaily maximum≤ .39 lb/dall year003A
Benzo[k]fluoranthenemonthly average≤ .14 lb/dall year003A
Benzo[k]fluoranthenedaily maximum≤ .38 lb/dall year003A
Benzo[a]pyrenemonthly average≤ .15 lb/dall year003A
Benzo[a]pyrenedaily maximum≤ .39 lb/dall year003A
Chlorobenzenemonthly average≤ .1 lb/dall year003A
Chlorobenzenedaily maximum≤ .18 lb/dall year003A
Chrysenemonthly average≤ .14 lb/dall year003A
Chrysenedaily maximum≤ .38 lb/dall year003A
Diethyl phthalatemonthly average≤ .52 lb/dall year003A
Diethyl phthalatedaily maximum≤ 1.3 lb/dall year003A
Dimethyl phthalatemonthly average≤ .12 lb/dall year003A
Dimethyl phthalatedaily maximum≤ .3 lb/dall year003A
Ethylbenzenemonthly average≤ .2 lb/dall year003A
Ethylbenzenedaily maximum≤ .69 lb/dall year003A
Fluoranthenemonthly average≤ .16 lb/dall year003A
Fluoranthenedaily maximum≤ .43 lb/dall year003A
Fluorenemonthly average≤ .14 lb/dall year003A
Fluorenedaily maximum≤ .38 lb/dall year003A
Hexachlorobutadienemonthly average≤ .13 lb/dall year003A
Hexachlorobutadienedaily maximum≤ .31 lb/dall year003A
Hexachloroethanemonthly average≤ .13 lb/dall year003A
Hexachloroethanedaily maximum≤ .35 lb/dall year003A
Methyl chloride [Chloromethane]monthly average≤ .55 lb/dall year003A
Methyl chloride [Chloromethane]daily maximum≤ 1.21 lb/dall year003A
Methylene chloridemonthly average≤ .26 lb/dall year003A
Methylene chloridedaily maximum≤ .57 lb/dall year003A
Nitrobenzenemonthly average≤ .17 lb/dall year003A
Nitrobenzenedaily maximum≤ .42 lb/dall year003A
Phenanthrenemonthly average≤ .14 lb/dall year003A
Phenanthrenedaily maximum≤ .38 lb/dall year003A
Pyrenemonthly average≤ .16 lb/dall year003A
Pyrenedaily maximum≤ .43 lb/dall year003A
Tetrachloroethylenemonthly average≤ .14 lb/dall year003A
Tetrachloroethylenedaily maximum≤ .36 lb/dall year003A
1,1-Dichloroethanemonthly average≤ .14 lb/dall year003A
1,1-Dichloroethanedaily maximum≤ .38 lb/dall year003A
1,1-Dichloroethylenemonthly average≤ .1 lb/dall year003A
1,1-Dichloroethylenedaily maximum≤ .16 lb/dall year003A
1,1,1-Trichloroethanemonthly average≤ .13 lb/dall year003A
1,1,1-Trichloroethanedaily maximum≤ .35 lb/dall year003A
1,1,2-Trichloroethanemonthly average≤ .13 lb/dall year003A
1,1,2-Trichloroethanedaily maximum≤ .35 lb/dall year003A
Benzo[a]anthracenemonthly average≤ .14 lb/dall year003A
Benzo[a]anthracenedaily maximum≤ .38 lb/dall year003A
1,2-Dichlorobenzenemonthly average≤ .49 lb/dall year003A
1,2-Dichlorobenzenedaily maximum≤ 1.04 lb/dall year003A
1,2-Dichloropropanemonthly average≤ .98 lb/dall year003A
1,2-Dichloropropanedaily maximum≤ 1.47 lb/dall year003A
trans-1,2-Dichloroethylenemonthly average≤ .13 lb/dall year003A
trans-1,2-Dichloroethylenedaily maximum≤ .35 lb/dall year003A
1,2,4-Trichlorobenzenemonthly average≤ .43 lb/dall year003A
1,2,4-Trichlorobenzenedaily maximum≤ .89 lb/dall year003A
1,3-Dichlorobenzenemonthly average≤ .2 lb/dall year003A
1,3-Dichlorobenzenedaily maximum≤ .28 lb/dall year003A
1,4-Dichlorobenzenemonthly average≤ .1 lb/dall year003A
1,4-Dichlorobenzenedaily maximum≤ .18 lb/dall year003A
2-Chlorophenolmonthly average≤ .2 lb/dall year003A
2-Chlorophenoldaily maximum≤ .63 lb/dall year003A
2-Nitrophenolmonthly average≤ .26 lb/dall year003A
2-Nitrophenoldaily maximum≤ .44 lb/dall year003A
2,4-Dichlorophenolmonthly average≤ .25 lb/dall year003A
2,4-Dichlorophenoldaily maximum≤ .72 lb/dall year003A
2,4-Dimethylphenolmonthly average≤ .12 lb/dall year003A
2,4-Dimethylphenoldaily maximum≤ .23 lb/dall year003A
2,4-Dinitrotoluenemonthly average≤ .72 lb/dall year003A
2,4-Dinitrotoluenedaily maximum≤ 1.82 lb/dall year003A
2,4-Dinitrophenolmonthly average≤ .45 lb/dall year003A
2,4-Dinitrophenoldaily maximum≤ .79 lb/dall year003A
2,6-Dinitrotoluenemonthly average≤ 1.63 lb/dall year003A
2,6-Dinitrotoluenedaily maximum≤ 4.1 lb/dall year003A
4-Nitrophenolmonthly average≤ .46 lb/dall year003A
4-Nitrophenoldaily maximum≤ .79 lb/dall year003A
4,6-Dinitro-o-cresolmonthly average≤ .5 lb/dall year003A
4,6-Dinitro-o-cresoldaily maximum≤ 1.77 lb/dall year003A
Phenolmonthly average≤ .1 lb/dall year003A
Phenoldaily maximum≤ .17 lb/dall year003A
Naphthalenemonthly average≤ .14 lb/dall year003A
Naphthalenedaily maximum≤ .38 lb/dall year003A
Di[2-ethylhexyl] phthalate [DEHP]monthly average≤ .66 lb/dall year003A
Di[2-ethylhexyl] phthalate [DEHP]daily maximum≤ 1.78 lb/dall year003A
Di-n-butyl phthalatemonthly average≤ .17 lb/dall year003A
Di-n-butyl phthalatedaily maximum≤ .36 lb/dall year003A
Vinyl chloridemonthly average≤ .66 lb/dall year003A
Vinyl chloridedaily maximum≤ 1.71 lb/dall year003A
Trichloroethylenemonthly average≤ .13 lb/dall year003A
Trichloroethylenedaily maximum≤ .35 lb/dall year003A
Hexachlorobenzenemonthly average≤ .1 lb/dall year003A
Hexachlorobenzenedaily maximum≤ .18 lb/dall year003A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003A
1,3-Dichloropropylenemonthly average≤ .19 lb/dall year003A
1,3-Dichloropropylenedaily maximum≤ .28 lb/dall year003A
pH range excursions, > 60 minutesmonthly total≤ 0 occur/moall year003A
pH range excursions, monthly total accummonthly total≤ 446 minall year003A
Chloroethanemonthly average≤ .66 lb/dall year003A
Chloroethanedaily maximum≤ 1.71 lb/dall year003A
Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulexmonthly average minimumreport only (pass=0;fail=1)all year003A
Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex48-hour minimumreport only (pass=0;fail=1)all year003A
LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelasmonthly average minimumreport only (pass=0;fail=1)all year003A
LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas48-hour minimumreport only (pass=0;fail=1)all year003A
NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulexmonthly average minimumreport only (%)all year003A
NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex48-hour minimumreport only (%)all year003A
NOAEC Lethal Static Renewal 48Hr acute Pimephales promelasmonthly average minimumreport only (%)all year003A
NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas48-hour minimumreport only (%)all year003A
Coef Of Var Static Renewal 48Hr Acute D. pulexmaximumreport only (%)all year003A
Coef Of Var Static Renewal 48Hr Acute Pimephales promelasmaximumreport only (%)all year003A
BOD, 5-day, 20 deg. Cmonthly average≤ 364 lb/dall year003B
BOD, 5-day, 20 deg. Cdaily maximum≤ 972 lb/dall year003B
pHminimumreport only (SU)all year003B
pHmaximumreport only (SU)all year003B
Solids, total suspendedmonthly average≤ 484 lb/dall year003B
Solids, total suspendeddaily maximum≤ 1552 lb/dall year003B
Nitrogen, total [as N]monthly averagereport only (lb/d)all year003B
Nitrogen, total [as N]daily maximumreport only (lb/d)all year003B
Nitrogen, ammonia total [as N]monthly average≤ 10 mg/Lall year003B
Nitrogen, ammonia total [as N]daily maximum≤ 15 mg/Lall year003B
Phosphorus, total [as P]monthly averagereport only (lb/d)all year003B
Phosphorus, total [as P]daily maximumreport only (lb/d)all year003B
Carbon, tot organic [TOC]monthly average≤ 2271 lb/dall year003B
Carbon, tot organic [TOC]daily maximum≤ 4542 lb/dall year003B
Cobalt, total [as Co]monthly averagereport only (mg/L)all year003B
Cobalt, total [as Co]daily maximumreport only (mg/L)all year003B
Nickel, total [as Ni]monthly average≤ 7.15 lb/dall year003B
Nickel, total [as Ni]daily maximum≤ 16.83 lb/dall year003B
Carbon tetrachloridemonthly average≤ .13 lb/dall year003B
Carbon tetrachloridedaily maximum≤ .27 lb/dall year003B
1,2-Dichloroethanemonthly average≤ .48 lb/dall year003B
1,2-Dichloroethanedaily maximum≤ 1.5 lb/dall year003B
Chloroformmonthly average≤ .15 lb/dall year003B
Chloroformdaily maximum≤ .33 lb/dall year003B
Toluenemonthly average≤ .18 lb/dall year003B
Toluenedaily maximum≤ .57 lb/dall year003B
Benzenemonthly average≤ .26 lb/dall year003B
Benzenedaily maximum≤ .97 lb/dall year003B
Acenaphthylenemonthly average≤ .16 lb/dall year003B
Acenaphthylenedaily maximum≤ .42 lb/dall year003B
Acenaphthenemonthly average≤ .16 lb/dall year003B
Acenaphthenedaily maximum≤ .42 lb/dall year003B
Acrylonitrilemonthly average≤ .68 lb/dall year003B
Acrylonitriledaily maximum≤ 1.72 lb/dall year003B
Anthracenemonthly average≤ .16 lb/dall year003B
Anthracenedaily maximum≤ .42 lb/dall year003B
Benzo[b]fluoranthenemonthly average≤ .16 lb/dall year003B
Benzo[b]fluoranthenedaily maximum≤ .43 lb/dall year003B
Benzo[k]fluoranthenemonthly average≤ .16 lb/dall year003B
Benzo[k]fluoranthenedaily maximum≤ .42 lb/dall year003B
Benzo[a]pyrenemonthly average≤ .16 lb/dall year003B
Benzo[a]pyrenedaily maximum≤ .43 lb/dall year003B
Chlorobenzenemonthly average≤ .11 lb/dall year003B
Chlorobenzenedaily maximum≤ .2 lb/dall year003B
Chrysenemonthly average≤ .16 lb/dall year003B
Chrysenedaily maximum≤ .42 lb/dall year003B
Diethyl phthalatemonthly average≤ .58 lb/dall year003B
Diethyl phthalatedaily maximum≤ 1.44 lb/dall year003B
Dimethyl phthalatemonthly average≤ .14 lb/dall year003B
Dimethyl phthalatedaily maximum≤ .33 lb/dall year003B
Ethylbenzenemonthly average≤ .23 lb/dall year003B
Ethylbenzenedaily maximum≤ .77 lb/dall year003B
Fluoranthenemonthly average≤ .18 lb/dall year003B
Fluoranthenedaily maximum≤ .48 lb/dall year003B
Fluorenemonthly average≤ .16 lb/dall year003B
Fluorenedaily maximum≤ .42 lb/dall year003B
Hexachlorobutadienemonthly average≤ .14 lb/dall year003B
Hexachlorobutadienedaily maximum≤ .35 lb/dall year003B
Hexachloroethanemonthly average≤ .15 lb/dall year003B
Hexachloroethanedaily maximum≤ .38 lb/dall year003B
Methyl chloride [Chloromethane]monthly average≤ .61 lb/dall year003B
Methyl chloride [Chloromethane]daily maximum≤ 1.35 lb/dall year003B
Methylene chloridemonthly average≤ .28 lb/dall year003B
Methylene chloridedaily maximum≤ .63 lb/dall year003B
Nitrobenzenemonthly average≤ .19 lb/dall year003B
Nitrobenzenedaily maximum≤ .48 lb/dall year003B
Phenanthrenemonthly average≤ .16 lb/dall year003B
Phenanthrenedaily maximum≤ .42 lb/dall year003B
Pyrenemonthly average≤ .18 lb/dall year003B
Pyrenedaily maximum≤ .48 lb/dall year003B
Tetrachloroethylenemonthly average≤ .16 lb/dall year003B
Tetrachloroethylenedaily maximum≤ .4 lb/dall year003B
1,1-Dichloroethanemonthly average≤ .16 lb/dall year003B
1,1-Dichloroethanedaily maximum≤ .42 lb/dall year003B
1,1-Dichloroethylenemonthly average≤ .11 lb/dall year003B
1,1-Dichloroethylenedaily maximum≤ .18 lb/dall year003B
1,1,1-Trichloroethanemonthly average≤ .15 lb/dall year003B
1,1,1-Trichloroethanedaily maximum≤ .38 lb/dall year003B
1,1,2-Trichloroethanemonthly average≤ .15 lb/dall year003B
1,1,2-Trichloroethanedaily maximum≤ .38 lb/dall year003B
Benzo[a]anthracenemonthly average≤ .16 lb/dall year003B
Benzo[a]anthracenedaily maximum≤ .42 lb/dall year003B
1,2-Dichlorobenzenemonthly average≤ .55 lb/dall year003B
1,2-Dichlorobenzenedaily maximum≤ 1.16 lb/dall year003B
1,2-Dichloropropanemonthly average≤ 1.09 lb/dall year003B
1,2-Dichloropropanedaily maximum≤ 1.64 lb/dall year003B
trans-1,2-Dichloroethylenemonthly average≤ .15 lb/dall year003B
trans-1,2-Dichloroethylenedaily maximum≤ .38 lb/dall year003B
1,2,4-Trichlorobenzenemonthly average≤ .48 lb/dall year003B
1,2,4-Trichlorobenzenedaily maximum≤ 1 lb/dall year003B
1,3-Dichlorobenzenemonthly average≤ .22 lb/dall year003B
1,3-Dichlorobenzenedaily maximum≤ .31 lb/dall year003B
1,4-Dichlorobenzenemonthly average≤ .11 lb/dall year003B
1,4-Dichlorobenzenedaily maximum≤ .2 lb/dall year003B
2-Chlorophenolmonthly average≤ .22 lb/dall year003B
2-Chlorophenoldaily maximum≤ .7 lb/dall year003B
2-Nitrophenolmonthly average≤ .29 lb/dall year003B
2-Nitrophenoldaily maximum≤ .49 lb/dall year003B
2,4-Dichlorophenolmonthly average≤ .28 lb/dall year003B
2,4-Dichlorophenoldaily maximum≤ .8 lb/dall year003B
2,4-Dimethylphenolmonthly average≤ .13 lb/dall year003B
2,4-Dimethylphenoldaily maximum≤ .26 lb/dall year003B
2,4-Dinitrotoluenemonthly average≤ .8 lb/dall year003B
2,4-Dinitrotoluenedaily maximum≤ 2.03 lb/dall year003B
2,4-Dinitrophenolmonthly average≤ .51 lb/dall year003B
2,4-Dinitrophenoldaily maximum≤ .88 lb/dall year003B
2,6-Dinitrotoluenemonthly average≤ 1.81 lb/dall year003B
2,6-Dinitrotoluenedaily maximum≤ 4.56 lb/dall year003B
4-Nitrophenolmonthly average≤ .51 lb/dall year003B
4-Nitrophenoldaily maximum≤ .88 lb/dall year003B
4,6-Dinitro-o-cresolmonthly average≤ .55 lb/dall year003B
4,6-Dinitro-o-cresoldaily maximum≤ 1.97 lb/dall year003B
Phenolmonthly average≤ .11 lb/dall year003B
Phenoldaily maximum≤ .18 lb/dall year003B
Naphthalenemonthly average≤ .16 lb/dall year003B
Naphthalenedaily maximum≤ .42 lb/dall year003B
Di[2-ethylhexyl] phthalate [DEHP]monthly average≤ .73 lb/dall year003B
Di[2-ethylhexyl] phthalate [DEHP]daily maximum≤ 1.98 lb/dall year003B
Di-n-butyl phthalatemonthly average≤ .19 lb/dall year003B
Di-n-butyl phthalatedaily maximum≤ .41 lb/dall year003B
Vinyl chloridemonthly average≤ .74 lb/dall year003B
Vinyl chloridedaily maximum≤ 1.91 lb/dall year003B
Trichloroethylenemonthly average≤ .15 lb/dall year003B
Trichloroethylenedaily maximum≤ .38 lb/dall year003B
Hexachlorobenzenemonthly average≤ .11 lb/dall year003B
Hexachlorobenzenedaily maximum≤ .2 lb/dall year003B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003B
1,3-Dichloropropylenemonthly average≤ .21 lb/dall year003B
1,3-Dichloropropylenedaily maximum≤ .31 lb/dall year003B
pH range excursions, > 60 minutesmonthly total≤ 0 occur/moall year003B
pH range excursions, monthly total accummonthly total≤ 446 minall year003B
Chloroethanemonthly average≤ .74 lb/dall year003B
Chloroethanedaily maximum≤ 1.91 lb/dall year003B
Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulexmonthly average minimumreport only (pass=0;fail=1)all year003B
Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex48-hour minimumreport only (pass=0;fail=1)all year003B
LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelasmonthly average minimumreport only (pass=0;fail=1)all year003B
LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas48-hour minimumreport only (pass=0;fail=1)all year003B
NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulexmonthly average minimumreport only (%)all year003B
NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex48-hour minimumreport only (%)all year003B
NOAEC Lethal Static Renewal 48Hr acute Pimephales promelasmonthly average minimumreport only (%)all year003B
NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas48-hour minimumreport only (%)all year003B
Coef Of Var Static Renewal 48Hr Acute D. pulexmaximumreport only (%)all year003B
Coef Of Var Static Renewal 48Hr Acute Pimephales promelasmaximumreport only (%)all year003B
pHminimumreport only (SU)all year004
pHminimumreport only (SU)all year004
pHmaximumreport only (SU)all year004
pHmaximumreport only (SU)all year004
Oil & Greasedaily maximum≤ 15 mg/Lall year004
Oil & Greasedaily maximum≤ 15 mg/Lall year004
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year004
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year004
Zinc, total [as Zn]daily maximum≤ .676 mg/Lall year004
Zinc, total [as Zn]daily maximum≤ .676 mg/Lall year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)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
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
pH range excursions, > 60 minutesmonthly total≤ 0 occur/moall year004
pH range excursions, > 60 minutesmonthly total≤ 0 occur/moall year004
pH range excursions, monthly total accummonthly total≤ 446 minall year004
pH range excursions, monthly total accummonthly total≤ 446 minall year004
pHinstantaneous minimum≥ 6 SUall year005
pHinstantaneous minimum≥ 6 SUall year005
pHinstantaneous maximum≤ 9 SUall year005
pHinstantaneous maximum≤ 9 SUall year005
Oil & Greasedaily maximum≤ 15 mg/Lall year005
Oil & Greasedaily maximum≤ 15 mg/Lall year005
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year005
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year005
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)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
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005
pHinstantaneous minimum≥ 6 SUall year117
pHinstantaneous minimum≥ 6 SUall year117
pHinstantaneous maximum≤ 9 SUall year117
pHinstantaneous maximum≤ 9 SUall year117
Solids, total suspendeddaily maximum≤ 90 mg/Lall year117
Solids, total suspendeddaily maximum≤ 90 mg/Lall year117
Solids, total suspendeddaily maximum≤ 90 mg/Lall year117
Solids, total suspendeddaily maximum≤ 90 mg/Lall year117
Oil & Greasedaily maximum≤ 15 mg/Lall year117
Oil & Greasedaily maximum≤ 15 mg/Lall year117
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year117
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year117
Lead, total [as Pb]daily maximum≤ 50 ug/Lall year117
Lead, total [as Pb]daily maximum≤ 50 ug/Lall year117
Benzenedaily maximum≤ 50 ug/Lall year117
Benzenedaily maximum≤ 50 ug/Lall year117
BTEXdaily maximum≤ 250 ug/Lall year117
BTEXdaily maximum≤ 250 ug/Lall year117
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year117
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year117
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year117
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year117

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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