HARCROS CHEMICAL INC

NPDES permit LA0110825 · Minor NON-POTW · effective, expires 2026-09-30 · 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.

EPA's record, 2025-09-01 to 2026-08-31

1values over a limit
0required values missing, on 0 form(s)
0of 30 forms filed late

Last period with anything received: 2026-06-30. Most often over: BOD, carbonaceous [5 day, 20 C] (1).

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among LA permits in EPA's filings — check your permit).

Limits in force (289)

OutfallParameterStatisticLimitMonths
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
001Cyanide, total [as CN]DAILY MX <= 100 ug/L all year
001Chloride [as Cl]MO AVG report only all year
001Chloride [as Cl]DAILY MX report only all year
001Sulfate, total [as SO4]MO AVG report only all year
001Sulfate, total [as SO4]DAILY MX report only all year
001Arsenic, total [as As]DAILY MX <= 100 ug/L all year
001Beryllium, total [as Be]DAILY MX <= 100 ug/L all year
001Cadmium, total [as Cd]DAILY MX <= 100 ug/L all year
001Chromium, total [as Cr]DAILY MX <= 150 ug/L all year
001Copper, total [as Cu]DAILY MX <= 500 ug/L all year
001Lead, total [as Pb]DAILY MX <= 150 ug/L all year
001Thallium, total [as Tl]DAILY MX <= 100 ug/L all year
001Nickel, total [as Ni]DAILY MX <= 500 ug/L all year
001Silver, total [as Ag]DAILY MX <= 100 ug/L all year
001Zinc, total [as Zn]DAILY MX <= 1000 ug/L all year
001Antimony, total [as Sb]DAILY MX <= 600 ug/L all year
001Selenium, total [as Se]DAILY MX <= 100 ug/L all year
001DichlorobromomethaneDAILY MX <= 100 ug/L all year
001Carbon tetrachlorideDAILY MX <= 100 ug/L all year
0011,2-DichloroethaneDAILY MX <= 100 ug/L all year
001BromoformDAILY MX <= 100 ug/L all year
001DibromochloromethaneDAILY MX <= 100 ug/L all year
001ChloroformDAILY MX <= 100 ug/L all year
001Phenolics, total recoverableDAILY MX <= 500 ug/L all year
001TolueneDAILY MX <= 100 ug/L all year
001BenzeneDAILY MX <= 100 ug/L all year
001.delta.-BHCDAILY MX <= 10 ug/L all year
001AcenaphthyleneDAILY MX <= 100 ug/L all year
001AcenaphtheneDAILY MX <= 100 ug/L all year
001AcroleinDAILY MX <= 100 ug/L all year
001AcrylonitrileDAILY MX <= 100 ug/L all year
001AnthraceneDAILY MX <= 100 ug/L all year
001Benzo[b]fluorantheneDAILY MX <= 100 ug/L all year
001Benzo[k]fluorantheneDAILY MX <= 100 ug/L all year
001Benzo[a]pyreneDAILY MX <= 100 ug/L all year
001Bis[2-chloroethyl] etherDAILY MX <= 100 ug/L all year
001Bis[2-chloroethoxy]methaneDAILY MX <= 100 ug/L all year
001Bis[2-chloroisopropyl] etherDAILY MX <= 100 ug/L all year
001Butyl benzyl phthalateDAILY MX <= 100 ug/L all year
001ChlorobenzeneDAILY MX <= 100 ug/L all year
001ChryseneDAILY MX <= 100 ug/L all year
001Diethyl phthalateDAILY MX <= 100 ug/L all year
001Dimethyl phthalateDAILY MX <= 100 ug/L all year
0011,2-DiphenylhydrazineDAILY MX <= 100 ug/L all year
001Endosulfan sulfateDAILY MX <= 10 ug/L all year
001.beta.-EndosulfanDAILY MX <= 10 ug/L all year
001.alpha.-EndosulfanDAILY MX <= 10 ug/L all year
001Endrin aldehydeDAILY MX <= 10 ug/L all year
001EthylbenzeneDAILY MX <= 100 ug/L all year
001FluorantheneDAILY MX <= 100 ug/L all year
001FluoreneDAILY MX <= 100 ug/L all year
001HexachlorocyclopentadieneDAILY MX <= 100 ug/L all year
001HexachlorobutadieneDAILY MX <= 100 ug/L all year
001HexachloroethaneDAILY MX <= 100 ug/L all year
001Indeno[1,2,3-cd]pyreneDAILY MX <= 100 ug/L all year
001IsophoroneDAILY MX <= 100 ug/L all year
001Methyl bromide [Bromomethane]DAILY MX <= 100 ug/L all year
001Methyl chloride [Chloromethane]DAILY MX <= 100 ug/L all year
001Methylene chlorideDAILY MX <= 100 ug/L all year
001N-Nitrosodi-N-propylamineDAILY MX <= 100 ug/L all year
001N-NitrosodiphenylamineDAILY MX <= 100 ug/L all year
001N-Nitrosodimethylamine [NDMA]DAILY MX <= 100 ug/L all year
001NitrobenzeneDAILY MX <= 100 ug/L all year
001para-Chloro-meta-cresolDAILY MX <= 100 ug/L all year
001PhenanthreneDAILY MX <= 100 ug/L all year
001PyreneDAILY MX <= 100 ug/L all year
001TetrachloroethyleneDAILY MX <= 100 ug/L all year
0011,1-DichloroethaneDAILY MX <= 100 ug/L all year
0011,1-DichloroethyleneDAILY MX <= 100 ug/L all year
0011,1,1-TrichloroethaneDAILY MX <= 100 ug/L all year
0011,1,2-TrichloroethaneDAILY MX <= 100 ug/L all year
0011,1,2,2-TetrachloroethaneDAILY MX <= 100 ug/L all year
001Benzo[ghi]peryleneDAILY MX <= 100 ug/L all year
001Benzo[a]anthraceneDAILY MX <= 100 ug/L all year
0011,2-DichlorobenzeneDAILY MX <= 100 ug/L all year
0011,2-DichloropropaneDAILY MX <= 100 ug/L all year
001trans-1,2-DichloroethyleneDAILY MX <= 100 ug/L all year
0011,2,4-TrichlorobenzeneDAILY MX <= 100 ug/L all year
001Dibenz[a,h]anthraceneDAILY MX <= 100 ug/L all year
0011,3-DichlorobenzeneDAILY MX <= 100 ug/L all year
0011,4-DichlorobenzeneDAILY MX <= 100 ug/L all year
0012-Chloroethyl vinyl ether, [mixed]DAILY MX <= 100 ug/L all year
0012-ChloronaphthaleneDAILY MX <= 100 ug/L all year
0012-ChlorophenolDAILY MX <= 100 ug/L all year
0012-NitrophenolDAILY MX <= 100 ug/L all year
001Di-n-octyl phthalateDAILY MX <= 100 ug/L all year
0012,4-DichlorophenolDAILY MX <= 100 ug/L all year
0012,4-DimethylphenolDAILY MX <= 100 ug/L all year
0012,4-DinitrotolueneDAILY MX <= 100 ug/L all year
0012,4-DinitrophenolDAILY MX <= 100 ug/L all year
0012,4,6-TrichlorophenolDAILY MX <= 100 ug/L all year
0012,6-DinitrotolueneDAILY MX <= 100 ug/L all year
0013,3'-DichlorobenzidineDAILY MX <= 100 ug/L all year
0014-Bromophenyl phenyl etherDAILY MX <= 100 ug/L all year
0014-Chlorophenyl phenyl etherDAILY MX <= 100 ug/L all year
0014-NitrophenolDAILY MX <= 100 ug/L all year
0014,6-Dinitro-o-cresolDAILY MX <= 100 ug/L all year
001PCB-1016DAILY MX <= 0 ug/L all year
0012,3,7,8-Tetrachlorodibenzo-p-dioxinDAILY MX <= 5 ug/L all year
001PhenolDAILY MX <= 100 ug/L all year
001NaphthaleneDAILY MX <= 100 ug/L all year
001PentachlorophenolDAILY MX <= 100 ug/L all year
001Di[2-ethylhexyl] phthalate [DEHP]DAILY MX <= 100 ug/L all year
001Di-n-butyl phthalateDAILY MX <= 100 ug/L all year
001BenzidineDAILY MX <= 100 ug/L all year
001Vinyl chlorideDAILY MX <= 100 ug/L all year
001TrichloroethyleneDAILY MX <= 100 ug/L all year
0014,4'-DDTDAILY MX <= 10 ug/L all year
0014,4'-DDDDAILY MX <= 10 ug/L all year
0014,4'-DDEDAILY MX <= 10 ug/L all year
001AldrinDAILY MX <= 10 ug/L all year
001.alpha.-BHCDAILY MX <= 10 ug/L all year
001.beta.-BHCDAILY MX <= 10 ug/L all year
001.gamma.-BHCDAILY MX <= 10 ug/L all year
001DieldrinDAILY MX <= 10 ug/L all year
001EndrinDAILY MX <= 5 ug/L all year
001ToxapheneDAILY MX <= 10 ug/L all year
001HeptachlorDAILY MX <= 10 ug/L all year
001Heptachlor epoxideDAILY MX <= 10 ug/L all year
001PCB-1221DAILY MX <= 0 ug/L all year
001PCB-1232DAILY MX <= 0 ug/L all year
001PCB-1242DAILY MX <= 0 ug/L all year
001PCB-1248DAILY MX <= 0 ug/L all year
001PCB-1254DAILY MX <= 0 ug/L all year
001PCB-1260DAILY MX <= 0 ug/L all year
001HexachlorobenzeneDAILY MX <= 100 ug/L all year
001BTEXDAILY MX <= 250 ug/L all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001ChlordaneDAILY MX <= 10 ug/L all year
001Mercury, total [as Hg]DAILY MX <= 10 ug/L all year
0011,3-DichloropropeneDAILY MX <= 100 ug/L all year
001ChloroethaneDAILY MX <= 100 ug/L all year
003Oxygen, dissolved [DO]MO AV MN >= 5 mg/L all year
003pHINST MIN >= 6 SU all year
003pHINST MAX <= 9 SU all year
003Solids, total suspendedMO AVG <= 30 mg/L all year
003Solids, total suspendedDAILY MX <= 45 mg/L all year
003Nitrogen, total [as N]MO AVG report only all year
003Nitrogen, total [as N]DAILY MX report only all year
003Nitrogen, ammonia total [as N]MO AVG <= 2 mg/L all year
003Phosphorus, total [as P]MO AVG report only all year
003Phosphorus, total [as P]DAILY MX report only all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Coliform, fecal generalMO AVG <= 200 #/100mL all year
003Coliform, fecal generalDAILY MX <= 400 #/100mL all year
003BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L all year
004pHINST MIN >= 6 SU all year
004pHINST MAX <= 9 SU all year
004Oil & GreaseDAILY MX <= 15 mg/L all year
004Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
004Cyanide, total [as CN]DAILY MX <= 100 ug/L all year
004Chloride [as Cl]MO AVG report only all year
004Chloride [as Cl]DAILY MX report only all year
004Sulfate, total [as SO4]MO AVG report only all year
004Sulfate, total [as SO4]DAILY MX report only all year
004Arsenic, total [as As]DAILY MX <= 100 ug/L all year
004Beryllium, total [as Be]DAILY MX <= 100 ug/L all year
004Cadmium, total [as Cd]DAILY MX <= 100 ug/L all year
004Chromium, total [as Cr]DAILY MX <= 150 ug/L all year
004Copper, total [as Cu]DAILY MX <= 500 ug/L all year
004Lead, total [as Pb]DAILY MX <= 150 ug/L all year
004Thallium, total [as Tl]DAILY MX <= 100 ug/L all year
004Nickel, total [as Ni]DAILY MX <= 500 ug/L all year
004Silver, total [as Ag]DAILY MX <= 100 ug/L all year
004Zinc, total [as Zn]DAILY MX <= 1000 ug/L all year
004Antimony, total [as Sb]DAILY MX <= 600 ug/L all year
004Selenium, total [as Se]DAILY MX <= 100 ug/L all year
004DichlorobromomethaneDAILY MX <= 100 ug/L all year
004Carbon tetrachlorideDAILY MX <= 100 ug/L all year
0041,2-DichloroethaneDAILY MX <= 100 ug/L all year
004BromoformDAILY MX <= 100 ug/L all year
004DibromochloromethaneDAILY MX <= 100 ug/L all year
004ChloroformDAILY MX <= 100 ug/L all year
004Phenolics, total recoverableDAILY MX <= 500 ug/L all year
004TolueneDAILY MX <= 100 ug/L all year
004BenzeneDAILY MX <= 100 ug/L all year
004.delta.-BHCDAILY MX <= 10 ug/L all year
004AcenaphthyleneDAILY MX <= 100 ug/L all year
004AcenaphtheneDAILY MX <= 100 ug/L all year
004AcroleinDAILY MX <= 100 ug/L all year
004AcrylonitrileDAILY MX <= 100 ug/L all year
004AnthraceneDAILY MX <= 100 ug/L all year
004Benzo[b]fluorantheneDAILY MX <= 100 ug/L all year
004Benzo[k]fluorantheneDAILY MX <= 100 ug/L all year
004Benzo[a]pyreneDAILY MX <= 100 ug/L all year
004Bis[2-chloroethyl] etherDAILY MX <= 100 ug/L all year
004Bis[2-chloroethoxy]methaneDAILY MX <= 100 ug/L all year
004Bis[2-chloroisopropyl] etherDAILY MX <= 100 ug/L all year
004Butyl benzyl phthalateDAILY MX <= 100 ug/L all year
004ChlorobenzeneDAILY MX <= 100 ug/L all year
004ChryseneDAILY MX <= 100 ug/L all year
004Diethyl phthalateDAILY MX <= 100 ug/L all year
004Dimethyl phthalateDAILY MX <= 100 ug/L all year
0041,2-DiphenylhydrazineDAILY MX <= 100 ug/L all year
004Endosulfan sulfateDAILY MX <= 10 ug/L all year
004.beta.-EndosulfanDAILY MX <= 10 ug/L all year
004.alpha.-EndosulfanDAILY MX <= 10 ug/L all year
004Endrin aldehydeDAILY MX <= 10 ug/L all year
004EthylbenzeneDAILY MX <= 100 ug/L all year
004FluorantheneDAILY MX <= 100 ug/L all year
004FluoreneDAILY MX <= 100 ug/L all year
004HexachlorocyclopentadieneDAILY MX <= 100 ug/L all year
004HexachlorobutadieneDAILY MX <= 100 ug/L all year
004HexachloroethaneDAILY MX <= 100 ug/L all year
004Indeno[1,2,3-cd]pyreneDAILY MX <= 100 ug/L all year
004IsophoroneDAILY MX <= 100 ug/L all year
004Methyl bromide [Bromomethane]DAILY MX <= 100 ug/L all year
004Methyl chloride [Chloromethane]DAILY MX <= 100 ug/L all year
004Methylene chlorideDAILY MX <= 100 ug/L all year
004N-Nitrosodi-N-propylamineDAILY MX <= 100 ug/L all year
004N-NitrosodiphenylamineDAILY MX <= 100 ug/L all year
004N-Nitrosodimethylamine [NDMA]DAILY MX <= 100 ug/L all year
004NitrobenzeneDAILY MX <= 100 ug/L all year
004para-Chloro-meta-cresolDAILY MX <= 100 ug/L all year
004PhenanthreneDAILY MX <= 100 ug/L all year
004PyreneDAILY MX <= 100 ug/L all year
004TetrachloroethyleneDAILY MX <= 100 ug/L all year
0041,1-DichloroethaneDAILY MX <= 100 ug/L all year
0041,1-DichloroethyleneDAILY MX <= 100 ug/L all year
0041,1,1-TrichloroethaneDAILY MX <= 100 ug/L all year
0041,1,2-TrichloroethaneDAILY MX <= 100 ug/L all year
0041,1,2,2-TetrachloroethaneDAILY MX <= 100 ug/L all year
004Benzo[ghi]peryleneDAILY MX <= 100 ug/L all year
004Benzo[a]anthraceneDAILY MX <= 100 ug/L all year
0041,2-DichlorobenzeneDAILY MX <= 100 ug/L all year
0041,2-DichloropropaneDAILY MX <= 100 ug/L all year
004trans-1,2-DichloroethyleneDAILY MX <= 100 ug/L all year
0041,2,4-TrichlorobenzeneDAILY MX <= 100 ug/L all year
004Dibenz[a,h]anthraceneDAILY MX <= 100 ug/L all year
0041,3-DichlorobenzeneDAILY MX <= 100 ug/L all year
0041,4-DichlorobenzeneDAILY MX <= 100 ug/L all year
0042-Chloroethyl vinyl ether, [mixed]DAILY MX <= 100 ug/L all year
0042-ChloronaphthaleneDAILY MX <= 100 ug/L all year
0042-ChlorophenolDAILY MX <= 100 ug/L all year
0042-NitrophenolDAILY MX <= 100 ug/L all year
004Di-n-octyl phthalateDAILY MX <= 100 ug/L all year
0042,4-DichlorophenolDAILY MX <= 100 ug/L all year
0042,4-DimethylphenolDAILY MX <= 100 ug/L all year
0042,4-DinitrotolueneDAILY MX <= 100 ug/L all year
0042,4-DinitrophenolDAILY MX <= 100 ug/L all year
0042,4,6-TrichlorophenolDAILY MX <= 100 ug/L all year
0042,6-DinitrotolueneDAILY MX <= 100 ug/L all year
0043,3'-DichlorobenzidineDAILY MX <= 100 ug/L all year
0044-Bromophenyl phenyl etherDAILY MX <= 100 ug/L all year
0044-Chlorophenyl phenyl etherDAILY MX <= 100 ug/L all year
0044-NitrophenolDAILY MX <= 100 ug/L all year
0044,6-Dinitro-o-cresolDAILY MX <= 100 ug/L all year
004PCB-1016DAILY MX <= 0 ug/L all year
0042,3,7,8-Tetrachlorodibenzo-p-dioxinDAILY MX <= 5 ug/L all year
004PhenolDAILY MX <= 100 ug/L all year
004NaphthaleneDAILY MX <= 100 ug/L all year
004PentachlorophenolDAILY MX <= 100 ug/L all year
004Di[2-ethylhexyl] phthalate [DEHP]DAILY MX <= 100 ug/L all year
004Di-n-butyl phthalateDAILY MX <= 100 ug/L all year
004BenzidineDAILY MX <= 100 ug/L all year
004Vinyl chlorideDAILY MX <= 100 ug/L all year
004TrichloroethyleneDAILY MX <= 100 ug/L all year
0044,4'-DDTDAILY MX <= 10 ug/L all year
0044,4'-DDDDAILY MX <= 10 ug/L all year
0044,4'-DDEDAILY MX <= 10 ug/L all year
004AldrinDAILY MX <= 10 ug/L all year
004.alpha.-BHCDAILY MX <= 10 ug/L all year
004.beta.-BHCDAILY MX <= 10 ug/L all year
004.gamma.-BHCDAILY MX <= 10 ug/L all year
004DieldrinDAILY MX <= 10 ug/L all year
004EndrinDAILY MX <= 5 ug/L all year
004ToxapheneDAILY MX <= 10 ug/L all year
004HeptachlorDAILY MX <= 10 ug/L all year
004Heptachlor epoxideDAILY MX <= 10 ug/L all year
004PCB-1221DAILY MX <= 0 ug/L all year
004PCB-1232DAILY MX <= 0 ug/L all year
004PCB-1242DAILY MX <= 0 ug/L all year
004PCB-1248DAILY MX <= 0 ug/L all year
004PCB-1254DAILY MX <= 0 ug/L all year
004PCB-1260DAILY MX <= 0 ug/L all year
004HexachlorobenzeneDAILY MX <= 100 ug/L all year
004BTEXDAILY MX <= 250 ug/L all year
004Flow, in conduit or thru treatment plantMO AVG report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
004ChlordaneDAILY MX <= 10 ug/L all year
004Mercury, total [as Hg]DAILY MX <= 10 ug/L all year
0041,3-DichloropropeneDAILY MX <= 100 ug/L all year
004ChloroethaneDAILY MX <= 100 ug/L 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