TSRC Specialty Materials LLC - Plaquemine Manufacturing Plant

NPDES permit LA0126977 · Major NON-POTW · effective, expires 2026-11-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file

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

0values over a limit
12required values missing, on 2 form(s)
1of 24 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (135)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. CMO AVG <= 35.6 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 94.8 mg/L all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 49.4 mg/L all year
001Solids, total suspendedDAILY MX <= 159.2 mg/L all year
001Carbon tetrachlorideMO AVG <= 142 ug/L all year
001Carbon tetrachlorideDAILY MX <= 380 ug/L all year
0011,2-DichloroethaneMO AVG <= 180 ug/L all year
0011,2-DichloroethaneDAILY MX <= 574 ug/L all year
001ChloroformMO AVG <= 111 ug/L all year
001ChloroformDAILY MX <= 325 ug/L all year
001TolueneMO AVG <= 28 ug/L all year
001TolueneDAILY MX <= 74 ug/L all year
001BenzeneMO AVG <= 57 ug/L all year
001BenzeneDAILY MX <= 134 ug/L all year
001AcenaphthyleneMO AVG <= 19 ug/L all year
001AcenaphthyleneDAILY MX <= 47 ug/L all year
001AcenaphtheneMO AVG <= 19 ug/L all year
001AcenaphtheneDAILY MX <= 47 ug/L all year
001AcrylonitrileMO AVG <= 94 ug/L all year
001AcrylonitrileDAILY MX <= 232 ug/L all year
001AnthraceneMO AVG <= 19 ug/L all year
001AnthraceneDAILY MX <= 47 ug/L all year
001Benzo[b]fluorantheneMO AVG <= 20 ug/L all year
001Benzo[b]fluorantheneDAILY MX <= 48 ug/L all year
001Benzo[k]fluorantheneMO AVG <= 19 ug/L all year
001Benzo[k]fluorantheneDAILY MX <= 47 ug/L all year
001Benzo[a]pyreneMO AVG <= 20 ug/L all year
001Benzo[a]pyreneDAILY MX <= 48 ug/L all year
001ChlorobenzeneMO AVG <= 142 ug/L all year
001ChlorobenzeneDAILY MX <= 380 ug/L all year
001ChryseneMO AVG <= 19 ug/L all year
001ChryseneDAILY MX <= 47 ug/L all year
001Diethyl phthalateMO AVG <= 46 ug/L all year
001Diethyl phthalateDAILY MX <= 113 ug/L all year
001Dimethyl phthalateMO AVG <= 19 ug/L all year
001Dimethyl phthalateDAILY MX <= 47 ug/L all year
001EthylbenzeneMO AVG <= 142 ug/L all year
001EthylbenzeneDAILY MX <= 380 ug/L all year
001FluorantheneMO AVG <= 22 ug/L all year
001FluorantheneDAILY MX <= 54 ug/L all year
001FluoreneMO AVG <= 19 ug/L all year
001FluoreneDAILY MX <= 47 ug/L all year
001HexachlorobutadieneMO AVG <= 142 ug/L all year
001HexachlorobutadieneDAILY MX <= 380 ug/L all year
001HexachloroethaneMO AVG <= 196 ug/L all year
001HexachloroethaneDAILY MX <= 794 ug/L all year
001Methyl chloride [Chloromethane]MO AVG <= 110 ug/L all year
001Methyl chloride [Chloromethane]DAILY MX <= 295 ug/L all year
001Methylene chlorideMO AVG <= 36 ug/L all year
001Methylene chlorideDAILY MX <= 170 ug/L all year
001NitrobenzeneMO AVG <= 2237 ug/L all year
001NitrobenzeneDAILY MX <= 6402 ug/L all year
001PhenanthreneMO AVG <= 19 ug/L all year
001PhenanthreneDAILY MX <= 47 ug/L all year
001PyreneMO AVG <= 20 ug/L all year
001PyreneDAILY MX <= 48 ug/L all year
001TetrachloroethyleneMO AVG <= 52 ug/L all year
001TetrachloroethyleneDAILY MX <= 164 ug/L all year
0011,1-DichloroethaneMO AVG <= 22 ug/L all year
0011,1-DichloroethaneDAILY MX <= 59 ug/L all year
0011,1-DichloroethyleneMO AVG <= 22 ug/L all year
0011,1-DichloroethyleneDAILY MX <= 60 ug/L all year
0011,1,1-TrichloroethaneMO AVG <= 22 ug/L all year
0011,1,1-TrichloroethaneDAILY MX <= 59 ug/L all year
0011,1,2-TrichloroethaneMO AVG <= 32 ug/L all year
0011,1,2-TrichloroethaneDAILY MX <= 127 ug/L all year
001Benzo[a]anthraceneMO AVG <= 19 ug/L all year
001Benzo[a]anthraceneDAILY MX <= 47 ug/L all year
0011,2-DichlorobenzeneMO AVG <= 196 ug/L all year
0011,2-DichlorobenzeneDAILY MX <= 794 ug/L all year
0011,2-DichloropropaneMO AVG <= 196 ug/L all year
0011,2-DichloropropaneDAILY MX <= 794 ug/L all year
001trans-1,2-DichloroethyleneMO AVG <= 25 ug/L all year
001trans-1,2-DichloroethyleneDAILY MX <= 66 ug/L all year
0011,2,4-TrichlorobenzeneMO AVG <= 196 mg/L all year
0011,2,4-TrichlorobenzeneDAILY MX <= 794 mg/L all year
0011,3-DichlorobenzeneMO AVG <= 142 ug/L all year
0011,3-DichlorobenzeneDAILY MX <= 380 ug/L all year
0011,4-DichlorobenzeneMO AVG <= 142 ug/L all year
0011,4-DichlorobenzeneDAILY MX <= 380 ug/L all year
0012-NitrophenolMO AVG <= 65 ug/L all year
0012-NitrophenolDAILY MX <= 231 ug/L all year
0012,4-DimethylphenolMO AVG <= 19 ug/L all year
0012,4-DimethylphenolDAILY MX <= 47 ug/L all year
0012,4-DinitrophenolMO AVG <= 1207 ug/L all year
0012,4-DinitrophenolDAILY MX <= 4291 ug/L all year
0014-NitrophenolMO AVG <= 162 ug/L all year
0014-NitrophenolDAILY MX <= 576 ug/L all year
0014,6-Dinitro-o-cresolMO AVG <= 78 ug/L all year
0014,6-Dinitro-o-cresolDAILY MX <= 277 ug/L all year
001PhenolMO AVG <= 19 ug/L all year
001PhenolDAILY MX <= 47 ug/L all year
001NaphthaleneMO AVG <= 19 ug/L all year
001NaphthaleneDAILY MX <= 47 ug/L all year
001Di[2-ethylhexyl] phthalate [DEHP]MO AVG <= 95 ug/L all year
001Di[2-ethylhexyl] phthalate [DEHP]DAILY MX <= 258 ug/L all year
001Di-n-butyl phthalateMO AVG <= 20 ug/L all year
001Di-n-butyl phthalateDAILY MX <= 43 ug/L all year
001Vinyl chlorideMO AVG <= 97 ug/L all year
001Vinyl chlorideDAILY MX <= 172 ug/L all year
001TrichloroethyleneMO AVG <= 26 ug/L all year
001TrichloroethyleneDAILY MX <= 69 ug/L all year
001HexachlorobenzeneMO AVG <= 196 ug/L all year
001HexachlorobenzeneDAILY MX <= 794 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
0011,3-DichloropropyleneMO AVG <= 196 ug/L all year
0011,3-DichloropropyleneDAILY MX <= 794 ug/L all year
001ChloroethaneMO AVG <= 110 ug/L all year
001ChloroethaneDAILY MX <= 295 ug/L all year
002pHINST MIN >= 6 SU all year
002pHINST MAX <= 9 SU all year
002Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
002Oil and greaseDAILY MX <= 15 mg/L all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
003pHINST MIN >= 6 SU all year
003pHINST MAX <= 9 SU all year
003Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
003Oil and greaseDAILY MX <= 15 mg/L 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
101pHINST MIN >= 6 SU all year
101pHINST MAX <= 9 SU all year
101Solids, total suspendedDAILY MX <= 90 mg/L all year
101Solids, total suspendedDAILY MX <= 90 mg/L all year
101Oil & GreaseDAILY MX <= 15 mg/L all year
101Carbon, tot organic [TOC]DAILY MX <= 50 mg/L all year
101Lead, total [as Pb]DAILY MX <= 50 ug/L all year
101BenzeneDAILY MX <= 50 ug/L all year
101BTEXDAILY MX <= 250 ug/L all year
101Flow, in conduit or thru treatment plantMO AVG report only all year
101Flow, in conduit or thru treatment plantDAILY MX report only 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