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INV Nylon Chemicals Americas, LLC

Plastics Materials And Resins, major discharger, Lugoff, South Carolina. NPDES permit SC0002585, in force until Aug 31, 2030. Last 12 months: no values over a limit, 30 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 29 days after each period: outfall 001 form 1 monthly (22 values), outfall 001 form 3 monthly (4 values), outfall 002 form 1 monthly (2 values), outfall 001 form 2 quarterly, outfall 001 form 4 yearly, outfall 002 form 2 quarterly
Last report on file
August 2026
Oct 2024 – Sep 2025
4 values over a limit, 8 required values missing, 0 of 48 reports late

Limits in force (274)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitdaily maximum≤ 95 deg Fall year001
Oxygen demand, ultimatemonthly average≤ 3645 lb/dall year001
Oxygen demand, ultimatedaily maximum≤ 7290 lb/dall year001
Oxygen, dissolved [DO]instantaneous minimum≥ 1 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year001
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year001
BOD, 5-day, 20 deg. Cmonthly average≤ 235 lb/dall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 622 lb/dall year001
pHinstantaneous minimumreport only (SU)all year001
pHinstantaneous maximumreport only (SU)all year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspendeddaily maximumreport only (mg/L)all year001
Solids, total suspendedmonthly average≤ 524 lb/dall year001
Solids, total suspendeddaily maximum≤ 1475 lb/dall year001
Nitrogen, total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, ammonia total [as N]monthly average≤ 498 lb/dall year001
Nitrogen, ammonia total [as N]daily maximum≤ 996 lb/dall year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Carbon tetrachloridemonthly average≤ .018 mg/Lall year001
Carbon tetrachloridedaily maximum≤ .038 mg/Lall year001
Carbon tetrachloridemonthly average≤ .171 lb/dall year001
Carbon tetrachloridedaily maximum≤ .362 lb/dall year001
1,2-Dichloroethanemonthly average≤ .068 mg/Lall year001
1,2-Dichloroethanedaily maximum≤ .211 mg/Lall year001
1,2-Dichloroethanemonthly average≤ .647 lb/dall year001
1,2-Dichloroethanedaily maximum≤ 2.007 lb/dall year001
Chloroformmonthly average≤ .021 mg/Lall year001
Chloroformdaily maximum≤ .046 mg/Lall year001
Chloroformmonthly average≤ .2 lb/dall year001
Chloroformdaily maximum≤ .438 lb/dall year001
Toluenemonthly average≤ .026 mg/Lall year001
Toluenedaily maximum≤ .08 mg/Lall year001
Toluenemonthly average≤ .247 lb/dall year001
Toluenedaily maximum≤ .761 lb/dall year001
Benzenemonthly average≤ .037 mg/Lall year001
Benzenedaily maximum≤ .136 mg/Lall year001
Benzenemonthly average≤ .352 lb/dall year001
Benzenedaily maximum≤ 1.294 lb/dall year001
Acenaphthylenemonthly average≤ .022 mg/Lall year001
Acenaphthylenedaily maximum≤ .059 mg/Lall year001
Acenaphthylenemonthly average≤ .209 lb/dall year001
Acenaphthylenedaily maximum≤ .561 lb/dall year001
Acenaphthenemonthly average≤ .022 mg/Lall year001
Acenaphthenedaily maximum≤ .059 mg/Lall year001
Acenaphthenemonthly average≤ .209 lb/dall year001
Acenaphthenedaily maximum≤ .561 lb/dall year001
Acrylonitrilemonthly average≤ .096 mg/Lall year001
Acrylonitriledaily maximum≤ .242 mg/Lall year001
Acrylonitrilemonthly average≤ .913 lb/dall year001
Acrylonitriledaily maximum≤ 2.302 lb/dall year001
Anthracenemonthly average≤ .022 mg/Lall year001
Anthracenedaily maximum≤ .04 mg/Lall year001
Anthracenemonthly average≤ .209 lb/dall year001
Anthracenedaily maximum≤ .561 lb/dall year001
Benzo[k]fluoranthenemonthly average≤ .018 mg/Lall year001
Benzo[k]fluoranthenedaily maximum≤ .026 mg/Lall year001
Benzo[k]fluoranthenemonthly average≤ .209 lb/dall year001
Benzo[k]fluoranthenedaily maximum≤ .561 lb/dall year001
Benzo[a]pyrenemonthly average≤ .018 mg/Lall year001
Benzo[a]pyrenedaily maximum≤ .026 mg/Lall year001
Benzo[a]pyrenemonthly average≤ .219 lb/dall year001
Benzo[a]pyrenedaily maximum≤ .58 lb/dall year001
Chlorobenzenemonthly average≤ .015 mg/Lall year001
Chlorobenzenedaily maximum≤ .028 mg/Lall year001
Chlorobenzenemonthly average≤ .143 lb/dall year001
Chlorobenzenedaily maximum≤ .266 lb/dall year001
Chrysenemonthly average≤ .018 mg/Lall year001
Chrysenedaily maximum≤ .026 mg/Lall year001
Chrysenemonthly average≤ .209 lb/dall year001
Chrysenedaily maximum≤ .561 lb/dall year001
Diethyl phthalatemonthly average≤ .081 mg/Lall year001
Diethyl phthalatedaily maximum≤ .203 mg/Lall year001
Diethyl phthalatemonthly average≤ .771 lb/dall year001
Diethyl phthalatedaily maximum≤ 1.931 lb/dall year001
Dimethyl phthalatemonthly average≤ .019 mg/Lall year001
Dimethyl phthalatedaily maximum≤ .047 mg/Lall year001
Dimethyl phthalatemonthly average≤ .181 lb/dall year001
Dimethyl phthalatedaily maximum≤ .447 lb/dall year001
Ethylbenzenemonthly average≤ .032 mg/Lall year001
Ethylbenzenedaily maximum≤ .108 mg/Lall year001
Ethylbenzenemonthly average≤ .304 lb/dall year001
Ethylbenzenedaily maximum≤ 1.027 lb/dall year001
Fluoranthenemonthly average≤ .025 mg/Lall year001
Fluoranthenedaily maximum≤ .068 mg/Lall year001
Fluoranthenemonthly average≤ .238 lb/dall year001
Fluoranthenedaily maximum≤ .647 lb/dall year001
Fluorenemonthly average≤ .022 mg/Lall year001
Fluorenedaily maximum≤ .059 mg/Lall year001
Fluorenemonthly average≤ .209 lb/dall year001
Fluorenedaily maximum≤ .561 lb/dall year001
Hexachloroethanemonthly average≤ .021 mg/Lall year001
Hexachloroethanedaily maximum≤ .054 mg/Lall year001
Hexachloroethanemonthly average≤ .2 lb/dall year001
Hexachloroethanedaily maximum≤ .514 lb/dall year001
Methyl chloride [Chloromethane]monthly average≤ .086 mg/Lall year001
Methyl chloride [Chloromethane]daily maximum≤ .19 mg/Lall year001
Methyl chloride [Chloromethane]monthly average≤ .818 lb/dall year001
Methyl chloride [Chloromethane]daily maximum≤ 1.808 lb/dall year001
Methylene chloridemonthly average≤ .04 mg/Lall year001
Methylene chloridedaily maximum≤ .089 mg/Lall year001
Methylene chloridemonthly average≤ .381 lb/dall year001
Methylene chloridedaily maximum≤ .847 lb/dall year001
Nitrobenzenemonthly average≤ .027 mg/Lall year001
Nitrobenzenedaily maximum≤ .068 mg/Lall year001
Nitrobenzenemonthly average≤ .257 lb/dall year001
Nitrobenzenedaily maximum≤ .647 lb/dall year001
Phenanthrenemonthly average≤ .022 mg/Lall year001
Phenanthrenedaily maximum≤ .059 mg/Lall year001
Phenanthrenemonthly average≤ .209 lb/dall year001
Phenanthrenedaily maximum≤ .561 lb/dall year001
Pyrenemonthly average≤ .02 mg/Lall year001
Pyrenedaily maximum≤ .039 mg/Lall year001
Pyrenemonthly average≤ .238 lb/dall year001
Pyrenedaily maximum≤ .637 lb/dall year001
Tetrachloroethylenemonthly average≤ .022 mg/Lall year001
Tetrachloroethylenedaily maximum≤ .056 mg/Lall year001
Tetrachloroethylenemonthly average≤ .209 lb/dall year001
Tetrachloroethylenedaily maximum≤ .533 lb/dall year001
1,1-Dichloroethanemonthly average≤ .022 mg/Lall year001
1,1-Dichloroethanedaily maximum≤ .059 mg/Lall year001
1,1-Dichloroethanemonthly average≤ .209 lb/dall year001
1,1-Dichloroethanedaily maximum≤ .561 lb/dall year001
1,1,1-Trichloroethanemonthly average≤ .021 mg/Lall year001
1,1,1-Trichloroethanedaily maximum≤ .054 mg/Lall year001
1,1,1-Trichloroethanemonthly average≤ .2 lb/dall year001
1,1,1-Trichloroethanedaily maximum≤ .514 lb/dall year001
1,1,2-Trichloroethanemonthly average≤ .021 mg/Lall year001
1,1,2-Trichloroethanedaily maximum≤ .054 mg/Lall year001
1,1,2-Trichloroethanemonthly average≤ .2 lb/dall year001
1,1,2-Trichloroethanedaily maximum≤ .514 lb/dall year001
Benzo[a]anthracenemonthly average≤ .018 mg/Lall year001
Benzo[a]anthracenedaily maximum≤ .026 mg/Lall year001
Benzo[a]anthracenemonthly average≤ .209 lb/dall year001
Benzo[a]anthracenedaily maximum≤ .561 lb/dall year001
1,2-Dichlorobenzenemonthly average≤ .077 mg/Lall year001
1,2-Dichlorobenzenedaily maximum≤ .163 mg/Lall year001
1,2-Dichlorobenzenemonthly average≤ .733 lb/dall year001
1,2-Dichlorobenzenedaily maximum≤ 1.551 lb/dall year001
1,2-Dichloropropanemonthly average≤ .153 mg/Lall year001
1,2-Dichloropropanedaily maximum≤ .23 mg/Lall year001
1,2-Dichloropropanemonthly average≤ 1.456 lb/dall year001
1,2-Dichloropropanedaily maximum≤ 2.188 lb/dall year001
trans-1,2-Dichloroethylenemonthly average≤ .021 mg/Lall year001
trans-1,2-Dichloroethylenedaily maximum≤ .054 mg/Lall year001
trans-1,2-Dichloroethylenemonthly average≤ .2 lb/dall year001
trans-1,2-Dichloroethylenedaily maximum≤ .514 lb/dall year001
1,2,4-Trichlorobenzenemonthly average≤ .068 mg/Lall year001
1,2,4-Trichlorobenzenedaily maximum≤ .14 mg/Lall year001
1,2,4-Trichlorobenzenemonthly average≤ .647 lb/dall year001
1,2,4-Trichlorobenzenedaily maximum≤ 1.332 lb/dall year001
1,3-Dichlorobenzenemonthly average≤ .031 mg/Lall year001
1,3-Dichlorobenzenedaily maximum≤ .044 mg/Lall year001
1,3-Dichlorobenzenemonthly average≤ .295 lb/dall year001
1,3-Dichlorobenzenedaily maximum≤ .419 lb/dall year001
1,4-Dichlorobenzenemonthly average≤ .015 mg/Lall year001
1,4-Dichlorobenzenedaily maximum≤ .028 mg/Lall year001
1,4-Dichlorobenzenemonthly average≤ .143 lb/dall year001
1,4-Dichlorobenzenedaily maximum≤ .266 lb/dall year001
2-Chlorophenolmonthly average≤ .031 mg/Lall year001
2-Chlorophenoldaily maximum≤ .098 mg/Lall year001
2-Chlorophenolmonthly average≤ .295 lb/dall year001
2-Chlorophenoldaily maximum≤ .932 lb/dall year001
2-Nitrophenolmonthly average≤ .041 mg/Lall year001
2-Nitrophenoldaily maximum≤ .069 mg/Lall year001
2-Nitrophenolmonthly average≤ .39 lb/dall year001
2-Nitrophenoldaily maximum≤ .656 lb/dall year001
2,4-Dichlorophenolmonthly average≤ .039 mg/Lall year001
2,4-Dichlorophenoldaily maximum≤ .112 mg/Lall year001
2,4-Dichlorophenolmonthly average≤ .371 lb/dall year001
2,4-Dichlorophenoldaily maximum≤ 1.065 lb/dall year001
2,4-Dimethylphenolmonthly average≤ .018 mg/Lall year001
2,4-Dimethylphenoldaily maximum≤ .036 mg/Lall year001
2,4-Dimethylphenolmonthly average≤ .171 lb/dall year001
2,4-Dimethylphenoldaily maximum≤ .342 lb/dall year001
2,4-Dinitrotoluenemonthly average≤ .113 mg/Lall year001
2,4-Dinitrotoluenedaily maximum≤ .285 mg/Lall year001
2,4-Dinitrotoluenemonthly average≤ 1.075 lb/dall year001
2,4-Dinitrotoluenedaily maximum≤ 2.711 lb/dall year001
2,4-Dinitrophenolmonthly average≤ .071 mg/Lall year001
2,4-Dinitrophenoldaily maximum≤ .123 mg/Lall year001
2,4-Dinitrophenolmonthly average≤ .675 lb/dall year001
2,4-Dinitrophenoldaily maximum≤ 1.17 lb/dall year001
2,6-Dinitrotoluenemonthly average≤ .255 mg/Lall year001
2,6-Dinitrotoluenedaily maximum≤ .641 mg/Lall year001
2,6-Dinitrotoluenemonthly average≤ 2.426 lb/dall year001
2,6-Dinitrotoluenedaily maximum≤ 6.098 lb/dall year001
4-Nitrophenolmonthly average≤ .072 mg/Lall year001
4-Nitrophenoldaily maximum≤ .124 mg/Lall year001
4-Nitrophenolmonthly average≤ .685 lb/dall year001
4-Nitrophenoldaily maximum≤ 1.18 lb/dall year001
4,6-Dinitro-o-cresolmonthly average≤ .078 mg/Lall year001
4,6-Dinitro-o-cresoldaily maximum≤ .277 mg/Lall year001
4,6-Dinitro-o-cresolmonthly average≤ .742 lb/dall year001
4,6-Dinitro-o-cresoldaily maximum≤ 2.635 lb/dall year001
Phenolmonthly average≤ .015 mg/Lall year001
Phenoldaily maximum≤ .026 mg/Lall year001
Phenolmonthly average≤ .143 lb/dall year001
Phenoldaily maximum≤ .247 lb/dall year001
Naphthalenemonthly average≤ .022 mg/Lall year001
Naphthalenedaily maximum≤ .059 mg/Lall year001
Naphthalenemonthly average≤ .209 lb/dall year001
Naphthalenedaily maximum≤ .561 lb/dall year001
Di[2-ethylhexyl] phthalate [DEHP]monthly average≤ .103 mg/Lall year001
Di[2-ethylhexyl] phthalate [DEHP]daily maximum≤ .279 mg/Lall year001
Di[2-ethylhexyl] phthalate [DEHP]monthly average≤ .98 lb/dall year001
Di[2-ethylhexyl] phthalate [DEHP]daily maximum≤ 2.654 lb/dall year001
Di-n-butyl phthalatemonthly average≤ .027 mg/Lall year001
Di-n-butyl phthalatedaily maximum≤ .057 mg/Lall year001
Di-n-butyl phthalatemonthly average≤ .257 lb/dall year001
Di-n-butyl phthalatedaily maximum≤ .542 lb/dall year001
Vinyl chloridemonthly average≤ .104 mg/Lall year001
Vinyl chloridedaily maximum≤ .172 mg/Lall year001
Vinyl chloridemonthly average≤ .989 lb/dall year001
Vinyl chloridedaily maximum≤ 2.55 lb/dall year001
Trichloroethylenemonthly average≤ .021 mg/Lall year001
Trichloroethylenedaily maximum≤ .054 mg/Lall year001
Trichloroethylenemonthly average≤ .2 lb/dall year001
Trichloroethylenedaily maximum≤ .514 lb/dall year001
Hexachlorobenzenemonthly average≤ .0005 mg/Lall year001
Hexachlorobenzenedaily maximum≤ .0008 mg/Lall year001
Hexachlorobenzenemonthly average≤ .143 lb/dall year001
Hexachlorobenzenedaily maximum≤ .266 lb/dall year001
Hexachlorobutadienemonthly average≤ .02 mg/Lall year001
Hexachlorobutadienedaily maximum≤ .049 mg/Lall year001
Hexachlorobutadienemonthly average≤ .19 lb/dall year001
Hexachlorobutadienedaily maximum≤ .466 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
1,1-Dichloroethenemonthly average≤ .016 mg/Lall year001
1,1-Dichloroethenedaily maximum≤ .025 mg/Lall year001
1,1-Dichloroethenemonthly average≤ .152 lb/dall year001
1,1-Dichloroethenedaily maximum≤ .238 lb/dall year001
Mercury, total [as Hg]monthly averagereport only (ng/L)all year001
Mercury, total [as Hg]daily maximumreport only (ng/L)all year001
Length of longest pH excursioninstantaneous maximum≤ 60 minall year001
1,3-Dichloropropenemonthly average≤ .029 mg/Lall year001
1,3-Dichloropropenedaily maximum≤ .044 mg/Lall year001
1,3-Dichloropropenemonthly average≤ .276 lb/dall year001
1,3-Dichloropropenedaily maximum≤ .419 lb/dall year001
3,4-Benzofluoranthenemonthly average≤ .018 mg/Lall year001
3,4-Benzofluoranthenedaily maximum≤ .026 mg/Lall year001
3,4-Benzofluoranthenemonthly average≤ .219 lb/dall year001
3,4-Benzofluoranthenedaily maximum≤ .58 lb/dall year001
pH range excursions, monthly total accummonthly maximum≤ 446 minall year001
Chloroethanemonthly average≤ .104 mg/Lall year001
Chloroethanedaily maximum≤ .268 mg/Lall year001
Chloroethanemonthly average≤ .989 lb/dall year001
Chloroethanedaily maximum≤ 2.55 lb/dall year001
LC50 Static 48Hr Acute Ceriodaphnia dubiadaily minimumreport only (%)all year001
%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiamonthly averagereport only (%)all year001
%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiadaily maximumreport only (%)all year001
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiadaily minimumreport only (%)all year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year002
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year002
BOD, 5-day, 20 deg. Cmonthly averagereport only (lb/d)all year002
BOD, 5-day, 20 deg. Cdaily maximumreport only (lb/d)all year002
pHinstantaneous minimum≥ 6 SUall year002
pHinstantaneous maximum≤ 8.5 SUall year002
Solids, total suspendedmonthly averagereport only (mg/L)all year002
Solids, total suspendeddaily maximumreport only (mg/L)all year002
Cadmium, total [as Cd]monthly averagereport only (mg/L)all year002
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year002
Copper, total [as Cu]monthly averagereport only (mg/L)all year002
Copper, total [as Cu]daily maximumreport only (mg/L)all year002
Lead, total [as Pb]monthly averagereport only (mg/L)all year002
Lead, total [as Pb]daily maximumreport only (mg/L)all year002
Zinc, total [as Zn]monthly averagereport only (mg/L)all year002
Zinc, total [as Zn]daily maximumreport only (mg/L)all 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

New limits from Apr 1, 2028

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Copper, total [as Cu], daily maximum outfall 0020.014 mg/Lnew0.043 mg/L (3 values)3.07×
Copper, total [as Cu], monthly average outfall 0020.011 mg/Lnew0.043 mg/L (3 values)3.91×
Lead, total [as Pb], monthly average outfall 0020.0038 mg/Lnew0.011 mg/L (3 values)2.89×
Zinc, total [as Zn], daily maximum outfall 0020.18 mg/Lnew0.265 mg/L (3 values)1.47×
Zinc, total [as Zn], monthly average outfall 0020.18 mg/Lnew0.265 mg/L (3 values)1.47×
%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia, daily maximum outfall 00140 %new13 % (9 values)0.325×
%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia, monthly average outfall 00125 %new13 % (9 values)0.52×
Cadmium, total [as Cd], daily maximum outfall 0020.0017 mg/Lnew0.0002 mg/L (3 values)0.118×
Cadmium, total [as Cd], monthly average outfall 0020.00086 mg/Lnew0.0002 mg/L (3 values)0.233×
Lead, total [as Pb], daily maximum outfall 0020.098 mg/Lnew0.011 mg/L (3 values)0.112×

How strict are these limits?

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

Same industry: the 24 Chemicals and Allied Products permits in South Carolina.

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