Teknor Apex Tennessee Company LLC — NPDES permit TN0041939: limits, due date and EPA's record

Custom Compound Purchased Resins, Brownsville, Tennessee. NPDES permit TN0041939, in force until Jul 31, 2031. Last 12 months: over a limit 7 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.

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

Period ending	Outfall	Parameter	Reported	Limit	Over by
January 2026	001	Solids, total suspended, daily maximum	48.4 mg/L	≤ 40 mg/L	21%
March 2026	001	Solids, total suspended, daily maximum	126 mg/L	≤ 40 mg/L	215%
March 2026	001	Solids, total suspended, monthly average	52 mg/L	≤ 30 mg/L	73%
March 2026	002	Solids, total suspended, daily maximum	52.4 mg/L	≤ 40 mg/L	31%
July 2026	001	Solids, total suspended, daily maximum	45 mg/L	≤ 40 mg/L	13%
August 2026	002	Solids, total suspended, daily maximum	47.8 mg/L	≤ 40 mg/L	20%
August 2026	002	Solids, total suspended, monthly average	47.8 mg/L	≤ 30 mg/L	59%

Limits in force (282)

Parameter	Statistic	Limit	Months	Outfall
BOD, 5-day, 20 deg. C	monthly average	≤ 30 mg/L	all year	001
BOD, 5-day, 20 deg. C	daily maximum	≤ 45 mg/L	all year	001
pH	minimum	≥ 6 SU	all year	001
pH	maximum	≤ 9 SU	all year	001
Solids, total suspended	monthly average	≤ 30 mg/L	all year	001
Solids, total suspended	daily maximum	≤ 40 mg/L	all year	001
Phosphorus, total [as P]	daily maximum	report only (mg/L)	all year	001
Cyanide, total [as CN]	monthly average	≤ .005 mg/L	Dec	001
Cyanide, total [as CN]	daily maximum	≤ .022 mg/L	Dec	001
Arsenic, total [as As]	daily maximum	report only (mg/L)	Dec	001
Cadmium, total [as Cd]	daily maximum	report only (mg/L)	Dec	001
Chromium, hexavalent [as Cr]	monthly average	≤ .011 mg/L	Dec	001
Chromium, total [as Cr]	monthly average	≤ 1.11 mg/L	Dec	001
Chromium, total [as Cr]	daily maximum	≤ 2.77 mg/L	Dec	001
Copper, total [as Cu]	monthly average	≤ .019 mg/L	Dec	001
Copper, total [as Cu]	daily maximum	≤ .028 mg/L	Dec	001
Lead, total [as Pb]	monthly average	≤ .009 mg/L	Dec	001
Lead, total [as Pb]	daily maximum	≤ .241 mg/L	Dec	001
Thallium, total [as Tl]	daily maximum	report only (mg/L)	Dec	001
Nickel, total [as Ni]	monthly average	≤ .09 mg/L	Dec	001
Nickel, total [as Ni]	daily maximum	≤ .814 mg/L	Dec	001
Silver, total [as Ag]	daily maximum	report only (mg/L)	Dec	001
Zinc, total [as Zn]	monthly average	≤ .307 mg/L	Dec	001
Zinc, total [as Zn]	daily maximum	≤ .304 mg/L	Dec	001
Selenium, total [as Se]	monthly average	≤ .0031 mg/L	Dec	001
Selenium, total [as Se]	daily maximum	≤ .02 mg/L	Dec	001
Oil and grease	monthly average	≤ 10 mg/L	all year	001
Oil and grease	daily maximum	≤ 15 mg/L	all year	001
Carbon tetrachloride	monthly average	≤ .016 mg/L	Dec	001
Carbon tetrachloride	daily maximum	≤ .032 mg/L	Dec	001
1,2-Dichloroethane	monthly average	≤ .18 mg/L	Dec	001
1,2-Dichloroethane	daily maximum	≤ .574 mg/L	Dec	001
Chloroform	monthly average	≤ .111 mg/L	Dec	001
Chloroform	daily maximum	≤ .325 mg/L	Dec	001
Toluene	monthly average	≤ .028 mg/L	Dec	001
Toluene	daily maximum	≤ .074 mg/L	Dec	001
Acenaphthylene	monthly average	≤ .019 mg/L	Dec	001
Acenaphthylene	daily maximum	≤ .047 mg/L	Dec	001
Acenaphthene	monthly average	≤ .019 mg/L	Dec	001
Acenaphthene	daily maximum	≤ .047 mg/L	Dec	001
Acrylonitrile	monthly average	≤ .003 mg/L	Dec	001
Acrylonitrile	daily maximum	≤ .005 mg/L	Dec	001
Anthracene	monthly average	≤ .019 mg/L	Dec	001
Anthracene	daily maximum	≤ .047 mg/L	Dec	001
Benzene, dissolved	monthly average	≤ .057 mg/L	Dec	001
Benzene, dissolved	daily maximum	≤ .134 mg/L	Dec	001
Benzo[k]fluoranthene	monthly average	≤ .00018 mg/L	Dec	001
Benzo[k]fluoranthene	daily maximum	≤ .00036 mg/L	Dec	001
Benzo[a]pyrene	monthly average	≤ .00018 mg/L	Dec	001
Benzo[a]pyrene	daily maximum	≤ .00036 mg/L	Dec	001
Chlorobenzene	monthly average	≤ .142 mg/L	Dec	001
Chlorobenzene	daily maximum	≤ .38 mg/L	Dec	001
Chrysene	monthly average	≤ .00018 mg/L	Dec	001
Chrysene	daily maximum	≤ .00036 mg/L	Dec	001
Diethyl phthalate	monthly average	≤ .046 mg/L	Dec	001
Diethyl phthalate	daily maximum	≤ .113 mg/L	Dec	001
Dimethyl phthalate	monthly average	≤ .019 mg/L	Dec	001
Dimethyl phthalate	daily maximum	≤ .047 mg/L	Dec	001
Ethylbenzene	monthly average	≤ .142 mg/L	Dec	001
Ethylbenzene	daily maximum	≤ .38 mg/L	Dec	001
Fluoranthene	monthly average	≤ .022 mg/L	Dec	001
Fluoranthene	daily maximum	≤ .054 mg/L	Dec	001
Fluorene	monthly average	≤ .019 mg/L	Dec	001
Fluorene	daily maximum	≤ .047 mg/L	Dec	001
Hexachlorobutadiene	monthly average	≤ .142 mg/L	Dec	001
Hexachlorobutadiene	daily maximum	≤ .36 mg/L	Dec	001
Hexachloroethane	monthly average	≤ .033 mg/L	Dec	001
Hexachloroethane	daily maximum	≤ .066 mg/L	Dec	001
Methyl chloride [Chloromethane]	monthly average	≤ .11 mg/L	Dec	001
Methyl chloride [Chloromethane]	daily maximum	≤ .295 mg/L	Dec	001
Methylene chloride	monthly average	≤ .036 mg/L	Dec	001
Methylene chloride	daily maximum	≤ .17 mg/L	Dec	001
Nitrobenzene	monthly average	≤ .69 mg/L	Dec	001
Nitrobenzene	daily maximum	≤ 1.38 mg/L	Dec	001
Phenanthrene	monthly average	≤ .019 mg/L	Dec	001
Phenanthrene	daily maximum	≤ .047 mg/L	Dec	001
Pyrene	monthly average	≤ .02 mg/L	Dec	001
Pyrene	daily maximum	≤ .048 mg/L	Dec	001
Tetrachloroethylene	monthly average	≤ .033 mg/L	Dec	001
Tetrachloroethylene	daily maximum	≤ .066 mg/L	Dec	001
1,1-Dichloroethane	monthly average	≤ .022 mg/L	Dec	001
1,1-Dichloroethane	daily maximum	≤ .059 mg/L	Dec	001
1,1-Dichloroethylene	monthly average	≤ .022 mg/L	Dec	001
1,1-Dichloroethylene	daily maximum	≤ .06 mg/L	Dec	001
1,1,1-Trichloroethane	monthly average	≤ .022 mg/L	Dec	001
1,1,1-Trichloroethane	daily maximum	≤ .059 mg/L	Dec	001
1,1,2-Trichloroethane	monthly average	≤ .032 mg/L	Dec	001
1,1,2-Trichloroethane	daily maximum	≤ .127 mg/L	Dec	001
Benzo[a]anthracene	monthly average	≤ .00018 mg/L	Dec	001
Benzo[a]anthracene	daily maximum	≤ .00036 mg/L	Dec	001
1,2-Dichlorobenzene	monthly average	≤ .196 mg/L	Dec	001
1,2-Dichlorobenzene	daily maximum	≤ .794 mg/L	Dec	001
1,2-Dichloropropane	monthly average	≤ .15 mg/L	Dec	001
1,2-Dichloropropane	daily maximum	≤ .3 mg/L	Dec	001
trans-1,2-Dichloroethylene	monthly average	≤ .025 mg/L	Dec	001
trans-1,2-Dichloroethylene	daily maximum	≤ .066 mg/L	Dec	001
1,2,4-Trichlorobenzene	monthly average	≤ .07 mg/L	Dec	001
1,2,4-Trichlorobenzene	daily maximum	≤ .14 mg/L	Dec	001
1,3-Dichlorobenzene	monthly average	≤ .142 mg/L	Dec	001
1,3-Dichlorobenzene	daily maximum	≤ .38 mg/L	Dec	001
1,4-Dichlorobenzene	monthly average	≤ .142 mg/L	Dec	001
1,4-Dichlorobenzene	daily maximum	≤ .38 mg/L	Dec	001
2-Nitrophenol	monthly average	≤ .065 mg/L	Dec	001
2-Nitrophenol	daily maximum	≤ .231 mg/L	Dec	001
2,4-Dimethylphenol	monthly average	≤ .019 mg/L	Dec	001
2,4-Dimethylphenol	daily maximum	≤ .047 mg/L	Dec	001
2,4-Dinitrophenol	monthly average	≤ 1.207 mg/L	Dec	001
2,4-Dinitrophenol	daily maximum	≤ 4.291 mg/L	Dec	001
4-Nitrophenol	monthly average	≤ .162 mg/L	Dec	001
4-Nitrophenol	daily maximum	≤ .576 mg/L	Dec	001
4,6-Dinitro-o-cresol	monthly average	≤ .078 mg/L	Dec	001
4,6-Dinitro-o-cresol	daily maximum	≤ .277 mg/L	Dec	001
Phenol	monthly average	≤ .019 mg/L	Dec	001
Phenol	daily maximum	≤ .047 mg/L	Dec	001
Naphthalene	monthly average	≤ .019 mg/L	Dec	001
Naphthalene	daily maximum	≤ .047 mg/L	Dec	001
Di[2-ethylhexyl] phthalate [DEHP]	monthly average	≤ .022 mg/L	all year	001
Di[2-ethylhexyl] phthalate [DEHP]	daily maximum	≤ .044 mg/L	all year	001
Di-n-butyl phthalate	monthly average	≤ .02 mg/L	Dec	001
Di-n-butyl phthalate	daily maximum	≤ .043 mg/L	Dec	001
Phthalate esters	daily maximum	≤ .4 mg/L	all year	001
Vinyl chloride	monthly average	≤ .024 mg/L	Dec	001
Vinyl chloride	daily maximum	≤ .048 mg/L	Dec	001
Trichloroethylene	monthly average	≤ .026 mg/L	Dec	001
Trichloroethylene	daily maximum	≤ .069 mg/L	Dec	001
Hexachlorobenzene	monthly average	≤ .000003 mg/L	Dec	001
Hexachlorobenzene	daily maximum	≤ .000006 mg/L	Dec	001
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Chlorine, total residual	monthly average	≤ .011 mg/L	all year	001
Chlorine, total residual	daily maximum	≤ .019 mg/L	all year	001
Chromium III	monthly average	≤ .277 mg/L	Dec	001
Mercury, total [as Hg]	daily maximum	report only (mg/L)	Dec	001
1,3-Dichloropropene	monthly average	≤ .196 mg/L	Dec	001
1,3-Dichloropropene	daily maximum	≤ .42 mg/L	Dec	001
3,4-Benzofluoranthene	monthly average	≤ .00018 mg/L	Dec	001
3,4-Benzofluoranthene	daily maximum	≤ .00036 mg/L	Dec	001
Chloroethane	monthly average	≤ .11 mg/L	Dec	001
Chloroethane	daily maximum	≤ .295 mg/L	Dec	001
LC50 Static 48Hr Acute Ceriodaphnia dubia	minimum	≥ 100 %	Dec	001
LC50 Static 48Hr Acute Pimephales promelas	minimum	≥ 100 %	Dec	001
BOD, 5-day, 20 deg. C	monthly average	≤ 30 mg/L	all year	002
BOD, 5-day, 20 deg. C	daily maximum	≤ 45 mg/L	all year	002
pH	minimum	≥ 6 SU	all year	002
pH	maximum	≤ 9 SU	all year	002
Solids, total suspended	monthly average	≤ 30 mg/L	all year	002
Solids, total suspended	daily maximum	≤ 40 mg/L	all year	002
Phosphorus, total [as P]	daily maximum	report only (mg/L)	all year	002
Cyanide, total [as CN]	monthly average	≤ .005 mg/L	Dec	002
Cyanide, total [as CN]	daily maximum	≤ .044 mg/L	Dec	002
Arsenic, total [as As]	daily maximum	report only (mg/L)	Dec	002
Cadmium, total [as Cd]	daily maximum	report only (mg/L)	Dec	002
Chromium, hexavalent [as Cr]	monthly average	≤ .011 mg/L	Dec	002
Chromium, total [as Cr]	monthly average	≤ 1.11 mg/L	Dec	002
Chromium, total [as Cr]	daily maximum	≤ 2.77 mg/L	Dec	002
Copper, total [as Cu]	monthly average	≤ .019 mg/L	Dec	002
Copper, total [as Cu]	daily maximum	≤ .028 mg/L	Dec	002
Lead, total [as Pb]	monthly average	≤ .009 mg/L	Dec	002
Lead, total [as Pb]	daily maximum	≤ .241 mg/L	Dec	002
Thallium, total [as Tl]	daily maximum	report only (mg/L)	Dec	002
Nickel, total [as Ni]	monthly average	≤ .09 mg/L	Dec	002
Nickel, total [as Ni]	daily maximum	≤ .811 mg/L	Dec	002
Silver, total [as Ag]	daily maximum	report only (mg/L)	Dec	002
Zinc, total [as Zn]	monthly average	≤ .307 mg/L	Dec	002
Zinc, total [as Zn]	daily maximum	≤ .304 mg/L	Dec	002
Selenium, total [as Se]	monthly average	≤ .0031 mg/L	Dec	002
Selenium, total [as Se]	daily maximum	≤ .02 mg/L	Dec	002
Oil and grease	monthly average	≤ 10 mg/L	all year	002
Oil and grease	daily maximum	≤ 15 mg/L	all year	002
Carbon tetrachloride	monthly average	≤ .016 mg/L	Dec	002
Carbon tetrachloride	daily maximum	≤ .032 mg/L	Dec	002
1,2-Dichloroethane	monthly average	≤ .18 mg/L	Dec	002
1,2-Dichloroethane	daily maximum	≤ .574 mg/L	Dec	002
Chloroform	monthly average	≤ .111 mg/L	Dec	002
Chloroform	daily maximum	≤ .325 mg/L	Dec	002
Toluene	monthly average	≤ .028 mg/L	Dec	002
Toluene	daily maximum	≤ .074 mg/L	Dec	002
Acenaphthylene	monthly average	≤ .019 mg/L	Dec	002
Acenaphthylene	daily maximum	≤ .047 mg/L	Dec	002
Acenaphthene	monthly average	≤ .019 mg/L	Dec	002
Acenaphthene	daily maximum	≤ .047 mg/L	Dec	002
Acrylonitrile	monthly average	≤ .003 mg/L	Dec	002
Acrylonitrile	daily maximum	≤ .005 mg/L	Dec	002
Anthracene	monthly average	≤ .019 mg/L	Dec	002
Anthracene	daily maximum	≤ .047 mg/L	Dec	002
Benzene, dissolved	monthly average	≤ .057 mg/L	Dec	002
Benzene, dissolved	daily maximum	≤ .134 mg/L	Dec	002
Benzo[k]fluoranthene	monthly average	≤ .00018 mg/L	Dec	002
Benzo[k]fluoranthene	daily maximum	≤ .00036 mg/L	Dec	002
Benzo[a]pyrene	monthly average	≤ .00018 mg/L	Dec	002
Benzo[a]pyrene	daily maximum	≤ .00036 mg/L	Dec	002
Chlorobenzene	monthly average	≤ .142 mg/L	Dec	002
Chlorobenzene	daily maximum	≤ .38 mg/L	Dec	002
Chrysene	monthly average	≤ .00018 mg/L	Dec	002
Chrysene	daily maximum	≤ .00036 mg/L	Dec	002
Diethyl phthalate	monthly average	≤ .046 mg/L	Dec	002
Diethyl phthalate	daily maximum	≤ .113 mg/L	Dec	002
Dimethyl phthalate	monthly average	≤ .019 mg/L	Dec	002
Dimethyl phthalate	daily maximum	≤ .047 mg/L	Dec	002
Ethylbenzene	monthly average	≤ .142 mg/L	Dec	002
Ethylbenzene	daily maximum	≤ .38 mg/L	Dec	002
Fluoranthene	monthly average	≤ .022 mg/L	Dec	002
Fluoranthene	daily maximum	≤ .054 mg/L	Dec	002
Fluorene	monthly average	≤ .019 mg/L	Dec	002
Fluorene	daily maximum	≤ .047 mg/L	Dec	002
Hexachlorobutadiene	monthly average	≤ .142 mg/L	Dec	002
Hexachlorobutadiene	daily maximum	≤ .36 mg/L	Dec	002
Hexachloroethane	monthly average	≤ .033 mg/L	Dec	002
Hexachloroethane	daily maximum	≤ .066 mg/L	Dec	002
Methyl chloride [Chloromethane]	monthly average	≤ .11 mg/L	Dec	002
Methyl chloride [Chloromethane]	daily maximum	≤ .295 mg/L	Dec	002
Methylene chloride	monthly average	≤ .036 mg/L	Dec	002
Methylene chloride	daily maximum	≤ .17 mg/L	Dec	002
Nitrobenzene	monthly average	≤ .69 mg/L	Dec	002
Nitrobenzene	daily maximum	≤ 1.38 mg/L	Dec	002
Phenanthrene	monthly average	≤ .019 mg/L	Dec	002
Phenanthrene	daily maximum	≤ .047 mg/L	Dec	002
Pyrene	monthly average	≤ .02 mg/L	Dec	002
Pyrene	daily maximum	≤ .048 mg/L	Dec	002
Tetrachloroethylene	monthly average	≤ .033 mg/L	Dec	002
Tetrachloroethylene	daily maximum	≤ .066 mg/L	Dec	002
1,1-Dichloroethane	monthly average	≤ .022 mg/L	Dec	002
1,1-Dichloroethane	daily maximum	≤ .059 mg/L	Dec	002
1,1-Dichloroethylene	monthly average	≤ .022 mg/L	Dec	002
1,1-Dichloroethylene	daily maximum	≤ .06 mg/L	Dec	002
1,1,1-Trichloroethane	monthly average	≤ .022 mg/L	Dec	002
1,1,1-Trichloroethane	daily maximum	≤ .059 mg/L	Dec	002
1,1,2-Trichloroethane	monthly average	≤ .032 mg/L	Dec	002
1,1,2-Trichloroethane	daily maximum	≤ .127 mg/L	Dec	002
Benzo[a]anthracene	monthly average	≤ .00018 mg/L	Dec	002
Benzo[a]anthracene	daily maximum	≤ .00036 mg/L	Dec	002
1,2-Dichlorobenzene	monthly average	≤ .196 mg/L	Dec	002
1,2-Dichlorobenzene	daily maximum	≤ .794 mg/L	Dec	002
1,2-Dichloropropane	monthly average	≤ .15 mg/L	Dec	002
1,2-Dichloropropane	daily maximum	≤ .3 mg/L	Dec	002
trans-1,2-Dichloroethylene	monthly average	≤ .025 mg/L	Dec	002
trans-1,2-Dichloroethylene	daily maximum	≤ .066 mg/L	Dec	002
1,2,4-Trichlorobenzene	monthly average	≤ .07 mg/L	Dec	002
1,2,4-Trichlorobenzene	daily maximum	≤ .14 mg/L	Dec	002
1,3-Dichlorobenzene	monthly average	≤ .142 mg/L	Dec	002
1,3-Dichlorobenzene	daily maximum	≤ .38 mg/L	Dec	002
1,4-Dichlorobenzene	monthly average	≤ .142 mg/L	Dec	002
1,4-Dichlorobenzene	daily maximum	≤ .38 mg/L	Dec	002
2-Nitrophenol	monthly average	≤ .065 mg/L	Dec	002
2-Nitrophenol	daily maximum	≤ .231 mg/L	Dec	002
2,4-Dimethylphenol	monthly average	≤ .019 mg/L	Dec	002
2,4-Dimethylphenol	daily maximum	≤ .047 mg/L	Dec	002
2,4-Dinitrophenol	monthly average	≤ 1.207 mg/L	Dec	002
2,4-Dinitrophenol	daily maximum	≤ 4.291 mg/L	Dec	002
4-Nitrophenol	monthly average	≤ .162 mg/L	Dec	002
4-Nitrophenol	daily maximum	≤ .576 mg/L	Dec	002
4,6-Dinitro-o-cresol	monthly average	≤ .078 mg/L	Dec	002
4,6-Dinitro-o-cresol	daily maximum	≤ .277 mg/L	Dec	002
Phenol	monthly average	≤ .019 mg/L	Dec	002
Phenol	daily maximum	≤ .047 mg/L	Dec	002
Naphthalene	monthly average	≤ .019 mg/L	Dec	002
Naphthalene	daily maximum	≤ .047 mg/L	Dec	002
Di[2-ethylhexyl] phthalate [DEHP]	monthly average	≤ .02 mg/L	Dec	002
Di[2-ethylhexyl] phthalate [DEHP]	daily maximum	≤ .04 mg/L	Dec	002
Di-n-butyl phthalate	monthly average	≤ .02 mg/L	Dec	002
Di-n-butyl phthalate	daily maximum	≤ .043 mg/L	Dec	002
Phthalate esters	daily maximum	≤ .4 mg/L	all year	002
Vinyl chloride	monthly average	≤ .024 mg/L	Dec	002
Vinyl chloride	daily maximum	≤ .048 mg/L	Dec	002
Trichloroethylene	monthly average	≤ .026 mg/L	Dec	002
Trichloroethylene	daily maximum	≤ .069 mg/L	Dec	002
Hexachlorobenzene	monthly average	≤ .000003 mg/L	Dec	002
Hexachlorobenzene	daily maximum	≤ .000006 mg/L	Dec	002
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	002
Chlorine, total residual	monthly average	≤ .011 mg/L	all year	002
Chlorine, total residual	daily maximum	≤ .019 mg/L	all year	002
Chromium III	monthly average	≤ .277 mg/L	Dec	002
Mercury, total [as Hg]	daily maximum	report only (mg/L)	Dec	002
1,3-Dichloropropene	monthly average	≤ .196 mg/L	Dec	002
1,3-Dichloropropene	daily maximum	≤ .42 mg/L	Dec	002
3,4-Benzofluoranthene	monthly average	≤ .00018 mg/L	Dec	002
3,4-Benzofluoranthene	daily maximum	≤ .00036 mg/L	Dec	002
Chloroethane	monthly average	≤ .11 mL/L	Dec	002
Chloroethane	daily maximum	≤ .295 mL/L	Dec	002
LC50 Static 48Hr Acute Ceriodaphnia dubia	minimum	≥ 100 %	all year	002
LC50 Static 48Hr Acute Pimephales promelas	minimum	≥ 100 %	all year	002

How strict are these limits?

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