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Flopam Inc.

Chemical Preparations, major discharger, Plaquemine, Louisiana. NPDES permit LA0125270, in force until Jan 31, 2029. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 002 form A monthly (5 values), outfall 003 form Q quarterly (11 values), outfall 01A form Q quarterly (8 values), outfall 01B form Q quarterly (9 values), outfall 102 form Q quarterly (4 values), outfall 202 form A monthly (2 values), and 5 more forms
Last report on file
September 2026
Oct 2024 – Sep 2025
3 values over a limit, 0 required values missing, 0 of 59 reports late

Limits in force (172)

ParameterStatisticLimitMonthsOutfall
pHminimum≥ 6 SUall year002
pHmaximum≤ 9 SUall year002
Oil & Greasedaily maximum≤ 15 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
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
pHminimum≥ 6 SUall year003
pHmaximum≤ 9 SUall year003
Solids, total suspendeddaily maximum≤ 90 mg/Lall year003
Solids, total suspendeddaily maximum≤ 90 mg/Lall year003
Oil & Greasedaily maximum≤ 15 mg/Lall year003
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year003
Lead, total [as Pb]daily maximum≤ 50 ug/Lall year003
Benzenedaily maximum≤ 50 ug/Lall year003
BTEXdaily maximum≤ 250 ug/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
pHminimum≥ 6 SUall year01A
pHmaximum≤ 9 SUall year01A
Solids, total suspendeddaily maximum≤ 135 mg/Lall year01A
Solids, total suspendeddaily maximum≤ 135 mg/Lall year01A
Oil & Greasedaily maximum≤ 15 mg/Lall year01A
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year01A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year01A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year01A
Sulfate [as S]monthly averagereport only (mg/L)all year01B
Sulfate [as S]daily maximumreport only (mg/L)all year01B
pHminimum≥ 6 SUall year01B
pHmaximum≤ 9 SUall year01B
Solids, total suspendeddaily maximum≤ 135 mg/Lall year01B
Oil & Greasedaily maximumreport only (mg/L)all year01B
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year01B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year01B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year01B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year102
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year102
Coliform, fecal generalmonthly geometric mean≤ 200 MPN/100mLall year102
Coliform, fecal generaldaily maximum≤ 400 MPN/100mLall year102
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year202
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year202
BOD, 5-day, 20 deg. Cmonthly average≤ 45 lb/dall year302
BOD, 5-day, 20 deg. Cdaily maximum≤ 97 lb/dall year302
pHminimumreport only (SU)all year302
pHmaximumreport only (SU)all year302
Solids, total suspendedmonthly average≤ 72 lb/dall year302
Solids, total suspendeddaily maximum≤ 164 lb/dall year302
Oil & Greasedaily maximum≤ 15 mg/Lall year302
Carbon tetrachloridemonthly average≤ .01 lb/dall year302
Carbon tetrachloridedaily maximum≤ .01 lb/dall year302
1,2-Dichloroethanemonthly average≤ .02 lb/dall year302
1,2-Dichloroethanedaily maximum≤ .07 lb/dall year302
Chloroformmonthly average≤ .01 lb/dall year302
Chloroformdaily maximum≤ .02 lb/dall year302
Toluenemonthly average≤ .01 lb/dall year302
Toluenedaily maximum≤ .03 lb/dall year302
Benzenemonthly average≤ .01 lb/dall year302
Benzenedaily maximum≤ .05 lb/dall year302
Acenaphthylenemonthly average≤ .01 lb/dall year302
Acenaphthylenedaily maximum≤ .02 lb/dall year302
Acenaphthenemonthly average≤ .01 lb/dall year302
Acenaphthenedaily maximum≤ .02 lb/dall year302
Acrylonitrilemonthly average≤ .03 lb/dall year302
Acrylonitriledaily maximum≤ .08 lb/dall year302
Anthracenemonthly average≤ .01 lb/dall year302
Anthracenedaily maximum≤ .02 lb/dall year302
Benzo[b]fluoranthenemonthly average≤ .01 lb/dall year302
Benzo[b]fluoranthenedaily maximum≤ .02 lb/dall year302
Benzo[k]fluoranthenemonthly average≤ .01 lb/dall year302
Benzo[k]fluoranthenedaily maximum≤ .02 lb/dall year302
Benzo[a]pyrenemonthly average≤ .01 lb/dall year302
Benzo[a]pyrenedaily maximum≤ .02 lb/dall year302
Chlorobenzenemonthly average≤ .01 lb/dall year302
Chlorobenzenedaily maximum≤ .01 lb/dall year302
Chrysenemonthly average≤ .01 lb/dall year302
Chrysenedaily maximum≤ .02 lb/dall year302
Diethyl phthalatemonthly average≤ .03 lb/dall year302
Diethyl phthalatedaily maximum≤ .07 lb/dall year302
Dimethyl phthalatemonthly average≤ .01 lb/dall year302
Dimethyl phthalatedaily maximum≤ .02 lb/dall year302
Ethylbenzenemonthly average≤ .01 lb/dall year302
Ethylbenzenedaily maximum≤ .04 lb/dall year302
Fluoranthenemonthly average≤ .01 lb/dall year302
Fluoranthenedaily maximum≤ .02 lb/dall year302
Fluorenemonthly average≤ .01 lb/dall year302
Fluorenedaily maximum≤ .02 lb/dall year302
Hexachlorobutadienemonthly average≤ .01 lb/dall year302
Hexachlorobutadienedaily maximum≤ .02 lb/dall year302
Hexachloroethanemonthly average≤ .01 lb/dall year302
Hexachloroethanedaily maximum≤ .02 lb/dall year302
Methyl chloride [Chloromethane]monthly average≤ .03 lb/dall year302
Methyl chloride [Chloromethane]daily maximum≤ .06 lb/dall year302
Methylene chloridemonthly average≤ .01 lb/dall year302
Methylene chloridedaily maximum≤ .03 lb/dall year302
Nitrobenzenemonthly average≤ .01 lb/dall year302
Nitrobenzenedaily maximum≤ .02 lb/dall year302
Phenanthrenemonthly average≤ .01 lb/dall year302
Phenanthrenedaily maximum≤ .02 lb/dall year302
Pyrenemonthly average≤ .01 lb/dall year302
Pyrenedaily maximum≤ .02 lb/dall year302
Tetrachloroethylenemonthly average≤ .01 lb/dall year302
Tetrachloroethylenedaily maximum≤ .02 lb/dall year302
1,1-Dichloroethanemonthly average≤ .01 lb/dall year302
1,1-Dichloroethanedaily maximum≤ .02 lb/dall year302
1,1-Dichloroethylenemonthly average≤ .01 lb/dall year302
1,1-Dichloroethylenedaily maximum≤ .01 lb/dall year302
1,1,1-Trichloroethanemonthly average≤ .01 lb/dall year302
1,1,1-Trichloroethanedaily maximum≤ .02 lb/dall year302
1,1,2-Trichloroethanemonthly average≤ .01 lb/dall year302
1,1,2-Trichloroethanedaily maximum≤ .02 lb/dall year302
Benzo[a]anthracenemonthly average≤ .01 lb/dall year302
Benzo[a]anthracenedaily maximum≤ .02 lb/dall year302
1,2-Dichlorobenzenemonthly average≤ .03 lb/dall year302
1,2-Dichlorobenzenedaily maximum≤ .05 lb/dall year302
1,2-Dichloropropanemonthly average≤ .05 lb/dall year302
1,2-Dichloropropanedaily maximum≤ .08 lb/dall year302
trans-1,2-Dichloroethylenemonthly average≤ .01 lb/dall year302
trans-1,2-Dichloroethylenedaily maximum≤ .02 lb/dall year302
1,2,4-Trichlorobenzenemonthly average≤ .02 lb/dall year302
1,2,4-Trichlorobenzenedaily maximum≤ .05 lb/dall year302
1,3-Dichlorobenzenemonthly average≤ .01 lb/dall year302
1,3-Dichlorobenzenedaily maximum≤ .01 lb/dall year302
1,4-Dichlorobenzenemonthly average≤ .01 lb/dall year302
1,4-Dichlorobenzenedaily maximum≤ .01 lb/dall year302
2-Chlorophenolmonthly average≤ .01 lb/dall year302
2-Chlorophenoldaily maximum≤ .03 lb/dall year302
2-Nitrophenolmonthly average≤ .01 lb/dall year302
2-Nitrophenoldaily maximum≤ .02 lb/dall year302
2,4-Dichlorophenolmonthly average≤ .01 lb/dall year302
2,4-Dichlorophenoldaily maximum≤ .04 lb/dall year302
2,4-Dimethylphenolmonthly average≤ .01 lb/dall year302
2,4-Dimethylphenoldaily maximum≤ .01 lb/dall year302
2,4-Dinitrotoluenemonthly average≤ .04 lb/dall year302
2,4-Dinitrotoluenedaily maximum≤ .1 lb/dall year302
2,4-Dinitrophenolmonthly average≤ .02 lb/dall year302
2,4-Dinitrophenoldaily maximum≤ .04 lb/dall year302
2,6-Dinitrotoluenemonthly average≤ .09 lb/dall year302
2,6-Dinitrotoluenedaily maximum≤ .21 lb/dall year302
4-Nitrophenolmonthly average≤ .02 lb/dall year302
4-Nitrophenoldaily maximum≤ .04 lb/dall year302
4,6-Dinitro-o-cresolmonthly average≤ .03 lb/dall year302
4,6-Dinitro-o-cresoldaily maximum≤ .09 lb/dall year302
Phenolmonthly average≤ .01 lb/dall year302
Phenoldaily maximum≤ .01 lb/dall year302
Naphthalenemonthly average≤ .01 lb/dall year302
Naphthalenedaily maximum≤ .02 lb/dall year302
Di[2-ethylhexyl] phthalate [DEHP]monthly average≤ .03 lb/dall year302
Di[2-ethylhexyl] phthalate [DEHP]daily maximum≤ .09 lb/dall year302
Di-n-butyl phthalatemonthly average≤ .01 lb/dall year302
Di-n-butyl phthalatedaily maximum≤ .02 lb/dall year302
Vinyl chloridemonthly average≤ .03 lb/dall year302
Vinyl chloridedaily maximum≤ .09 lb/dall year302
Trichloroethylenemonthly average≤ .01 lb/dall year302
Trichloroethylenedaily maximum≤ .02 lb/dall year302
Hexachlorobenzenemonthly average≤ .01 lb/dall year302
Hexachlorobenzenedaily maximum≤ .01 lb/dall 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
1,3-Dichloropropenemonthly average≤ .01 lb/dall year302
1,3-Dichloropropenedaily maximum≤ .01 lb/dall year302
pH range excursions, > 60 minutesmonthly total≤ 0 occur/moall year302
pH range excursions, monthly total accummonthly total≤ 446 minall year302
Chloroethanemonthly average≤ .03 lb/dall year302
Chloroethanedaily maximum≤ .09 lb/dall year302

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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