SYNGENTA CROP PROTECTION LLC

NPDES permit TX0007439 · Major NON-POTW · administratively continued, expires 2024-03-27 · 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.

This permit expired on 2024-03-27 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

0values over a limit
0required values missing, on 0 form(s)
0of 59 forms filed late

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

Reporting

Reports are due about 20 days after each monitoring period ends (the most common figure among TX permits in EPA's filings — check your permit).

Limits in force (267)

OutfallParameterStatisticLimitMonths
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001Cyanide, free [amenable to chlorination]DAILY AV <= .009 mg/L all year
001Cyanide, free [amenable to chlorination]DAILY MX <= .019 mg/L all year
001Arsenic, total [as As]DAILY AV <= .1 mg/L all year
001Arsenic, total [as As]DAILY MX <= .2 mg/L all year
001Cadmium, total [as Cd]DAILY AV report only all year
001Cadmium, total [as Cd]DAILY MX report only all year
001Chromium, hexavalent [as Cr]DAILY AV report only all year
001Chromium, hexavalent [as Cr]DAILY MX report only all year
001Copper, total [as Cu]DAILY AV <= .024 mg/L all year
001Copper, total [as Cu]DAILY MX <= .051 mg/L all year
001Copper, total [as Cu]DAILY AV <= .165 lb/d all year
001Copper, total [as Cu]DAILY MX <= .35 lb/d all year
001Lead, total [as Pb]DAILY AV <= .155 mg/L all year
001Lead, total [as Pb]DAILY MX <= .329 mg/L all year
001Lead, total [as Pb]DAILY AV <= 1.07 lb/d all year
001Lead, total [as Pb]DAILY MX <= 2.27 lb/d all year
001Manganese, total [as Mn]DAILY AV <= 1 mg/L all year
001Manganese, total [as Mn]DAILY MX <= 3 mg/L all year
001Silver, total [as Ag]DAILY AV report only all year
001Silver, total [as Ag]DAILY MX report only all year
001Vanadium, total [as V]DAILY AV report only all year
001Vanadium, total [as V]DAILY MX report only all year
001Selenium, total [as Se]DAILY AV report only all year
001Selenium, total [as Se]DAILY MX report only all year
001.delta.-BenzenehexachlorideDAILY AV report only all year
001.delta.-BenzenehexachlorideDAILY MX report only all year
0014,4'-DDTDAILY AV report only all year
0014,4'-DDTDAILY MX report only all year
0014,4'-DDDDAILY AV report only all year
0014,4'-DDDDAILY MX report only all year
0014,4'-DDEDAILY AV report only all year
0014,4'-DDEDAILY MX report only all year
001AldrinDAILY AV report only all year
001AldrinDAILY MX report only all year
001.alpha.-BHCDAILY AV report only all year
001.alpha.-BHCDAILY MX report only all year
001.beta.-BHCDAILY AV report only all year
001.beta.-BHCDAILY MX report only all year
001.gamma.-BHCDAILY AV report only all year
001.gamma.-BHCDAILY MX report only all year
001Chlordane [tech mix. and metabolites]DAILY AV report only all year
001Chlordane [tech mix. and metabolites]DAILY MX report only all year
001DieldrinDAILY AV report only all year
001DieldrinDAILY MX report only all year
001HexachlorobenzeneDAILY AV <= .00015 mg/L all year
001HexachlorobenzeneDAILY MX <= .00033 mg/L all year
001HexachlorobenzeneDAILY AV <= .0005 lb/d all year
001HexachlorobenzeneDAILY MX <= .0012 lb/d all year
001DacthalDAILY MX <= .168 mg/L all year
001Flow, in conduit or thru treatment plantDAILY AV report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Mercury, total [as Hg]DAILY AV report only all year
001Mercury, total [as Hg]DAILY MX report only all year
001Xylene [mix of m+o+p]DAILY AV report only all year
001Xylene [mix of m+o+p]DAILY MX report only all year
001TCDD equivalentsDAILY MX report only all year
002pHMINIMUM >= 6 SU all year
002pHMAXIMUM <= 9 SU all year
002Oil & GreaseDAILY MX <= 15 mg/L all year
002Carbon, tot organic [TOC]DAILY MX <= 55 mg/L all year
002Flow, in conduit or thru treatment plantDAILY AV report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
003pHMINIMUM >= 6 SU all year
003pHMAXIMUM <= 9 SU all year
003Oil & GreaseDAILY MX <= 15 mg/L all year
003Carbon, tot organic [TOC]DAILY MX <= 55 mg/L all year
003Flow, in conduit or thru treatment plantDAILY AV report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
004pHMINIMUM >= 6 SU all year
004pHMAXIMUM <= 9 SU all year
004Oil & GreaseDAILY MX <= 15 mg/L all year
004Carbon, tot organic [TOC]DAILY MX <= 55 mg/L all year
004Flow, in conduit or thru treatment plantDAILY AV report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
005pHMINIMUM >= 6 SU all year
005pHMAXIMUM <= 9 SU all year
005Oil & GreaseDAILY MX <= 15 mg/L all year
005Carbon, tot organic [TOC]DAILY MX <= 55 mg/L all year
005Flow, in conduit or thru treatment plantDAILY AV report only all year
005Flow, in conduit or thru treatment plantDAILY MX report only all year
006pHMINIMUM >= 6 SU all year
006pHMAXIMUM <= 9 SU all year
006Oil & GreaseDAILY MX <= 15 mg/L all year
006Carbon, tot organic [TOC]DAILY MX <= 55 mg/L all year
006Flow, in conduit or thru treatment plantDAILY AV report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
101BOD, 5-day, 20 deg. CDAILY AV <= 180 lb/d all year
101BOD, 5-day, 20 deg. CDAILY MX <= 500 lb/d all year
101Oxygen demand, chem. [high level] [COD]DAILY AV <= 1167 lb/d all year
101Oxygen demand, chem. [high level] [COD]DAILY MX <= 1885 lb/d all year
101Solids, total suspendedDAILY AV <= 215 lb/d all year
101Solids, total suspendedDAILY MX <= 500 lb/d all year
101Nitrogen, ammonia total [as N]DAILY AV <= 20 lb/d all year
101Nitrogen, ammonia total [as N]DAILY MX <= 40 lb/d all year
101Carbon, tot organic [TOC]DAILY AV <= 640 lb/d all year
101Carbon, tot organic [TOC]DAILY MX <= 1280 lb/d all year
101Cyanide, total [as CN]DAILY AV <= .973 lb/d all year
101Cyanide, total [as CN]DAILY MX <= 2.83 lb/d all year
101Arsenic, total [as As]DAILY AV <= 1.5 lb/d all year
101Arsenic, total [as As]DAILY MX <= 2.25 lb/d all year
101Carbon tetrachlorideDAILY AV <= .086 lb/d all year
101Carbon tetrachlorideDAILY MX <= .18 lb/d all year
1011,2-DichloroethaneDAILY AV <= .323 lb/d all year
1011,2-DichloroethaneDAILY MX <= 1.003 lb/d all year
101BromoformDAILY AV <= .822 lb/d all year
101BromoformDAILY MX <= 3.332 lb/d all year
101DibromochloromethaneDAILY AV <= .595 lb/d all year
101DibromochloromethaneDAILY MX <= 1.594 lb/d all year
101ChloroformDAILY AV <= .1 lb/d all year
101ChloroformDAILY MX <= .219 lb/d all year
101TolueneDAILY AV <= .124 lb/d all year
101TolueneDAILY MX <= .38 lb/d all year
101BenzeneDAILY AV <= .176 lb/d all year
101BenzeneDAILY MX <= .647 lb/d all year
101AcenaphthyleneDAILY AV <= .012 lb/d all year
101AcenaphthyleneDAILY MX <= .033 lb/d all year
101AcenaphtheneDAILY AV <= .012 lb/d all year
101AcenaphtheneDAILY MX <= .033 lb/d all year
101AcrylonitrileDAILY AV <= .054 lb/d all year
101AcrylonitrileDAILY MX <= .135 lb/d all year
101AnthraceneDAILY AV <= .012 lb/d all year
101AnthraceneDAILY MX <= .033 lb/d all year
101Benzo[b]fluorantheneDAILY AV <= .013 lb/d all year
101Benzo[b]fluorantheneDAILY MX <= .034 lb/d all year
101Benzo[k]fluorantheneDAILY AV <= .012 lb/d all year
101Benzo[k]fluorantheneDAILY MX <= .033 lb/d all year
101Benzo[a]pyreneDAILY AV <= .013 lb/d all year
101Benzo[a]pyreneDAILY MX <= .034 lb/d all year
101ChlorobenzeneDAILY AV <= .071 lb/d all year
101ChlorobenzeneDAILY MX <= .133 lb/d all year
101ChryseneDAILY AV <= .012 lb/d all year
101ChryseneDAILY MX <= .033 lb/d all year
101Diethyl phthalateDAILY AV <= .045 lb/d all year
101Diethyl phthalateDAILY MX <= .114 lb/d all year
101Dimethyl phthalateDAILY AV <= .011 lb/d all year
101Dimethyl phthalateDAILY MX <= .026 lb/d all year
101EthylbenzeneDAILY AV <= .152 lb/d all year
101EthylbenzeneDAILY MX <= .514 lb/d all year
101FluorantheneDAILY AV <= .014 lb/d all year
101FluorantheneDAILY MX <= .038 lb/d all year
101FluoreneDAILY AV <= .012 lb/d all year
101FluoreneDAILY MX <= .033 lb/d all year
101HexachlorobutadieneDAILY AV <= .011 lb/d all year
101HexachlorobutadieneDAILY MX <= .027 lb/d all year
101HexachloroethaneDAILY AV <= .012 lb/d all year
101HexachloroethaneDAILY MX <= .03 lb/d all year
101Methylene chlorideDAILY AV <= .19 lb/d all year
101Methylene chlorideDAILY MX <= .423 lb/d all year
101NitrobenzeneDAILY AV <= .015 lb/d all year
101NitrobenzeneDAILY MX <= .038 lb/d all year
101PhenanthreneDAILY AV <= .012 lb/d all year
101PhenanthreneDAILY MX <= .033 lb/d all year
101PyreneDAILY AV <= .014 lb/d all year
101PyreneDAILY MX <= .037 lb/d all year
101TetrachloroethyleneDAILY AV <= .105 lb/d all year
101TetrachloroethyleneDAILY MX <= .266 lb/d all year
1011,1-DichloroethaneDAILY AV <= .012 lb/d all year
1011,1-DichloroethaneDAILY MX <= .033 lb/d all year
1011,1-DichloroethyleneDAILY AV <= .076 lb/d all year
1011,1-DichloroethyleneDAILY MX <= .119 lb/d all year
1011,1,1-TrichloroethaneDAILY AV <= .1 lb/d all year
1011,1,1-TrichloroethaneDAILY MX <= .257 lb/d all year
1011,1,2-TrichloroethaneDAILY AV <= .012 lb/d all year
1011,1,2-TrichloroethaneDAILY MX <= .03 lb/d all year
101Benzo[a]anthraceneDAILY AV <= .012 lb/d all year
101Benzo[a]anthraceneDAILY MX <= .033 lb/d all year
1011,2-DichlorobenzeneDAILY AV <= .366 lb/d all year
1011,2-DichlorobenzeneDAILY MX <= .775 lb/d all year
1011,2-DichloropropaneDAILY AV <= .728 lb/d all year
1011,2-DichloropropaneDAILY MX <= 1.094 lb/d all year
101trans-1,2-DichloroethyleneDAILY AV <= .1 lb/d all year
101trans-1,2-DichloroethyleneDAILY MX <= .257 lb/d all year
1011,2,4-TrichlorobenzeneDAILY AV <= .038 lb/d all year
1011,2,4-TrichlorobenzeneDAILY MX <= .078 lb/d all year
1011,3-DichlorobenzeneDAILY AV <= .017 lb/d all year
1011,3-DichlorobenzeneDAILY MX <= .025 lb/d all year
1011,4-DichlorobenzeneDAILY AV <= .071 lb/d all year
1011,4-DichlorobenzeneDAILY MX <= .133 lb/d all year
1012-ChlorophenolDAILY AV <= .147 lb/d all year
1012-ChlorophenolDAILY MX <= .466 lb/d all year
1012-NitrophenolDAILY AV <= .023 lb/d all year
1012-NitrophenolDAILY MX <= .039 lb/d all year
1012,4-DichlorophenolDAILY AV <= .185 lb/d all year
1012,4-DichlorophenolDAILY MX <= .533 lb/d all year
1012,4-DimethylphenolDAILY AV <= .086 lb/d all year
1012,4-DimethylphenolDAILY MX <= .171 lb/d all year
1012,4-DinitrotolueneDAILY AV <= .063 lb/d all year
1012,4-DinitrotolueneDAILY MX <= .159 lb/d all year
1012,4-DinitrophenolDAILY AV <= .04 lb/d all year
1012,4-DinitrophenolDAILY MX <= .069 lb/d all year
1012,6-DinitrotolueneDAILY AV <= .143 lb/d all year
1012,6-DinitrotolueneDAILY MX <= .358 lb/d all year
1014-NitrophenolDAILY AV <= .04 lb/d all year
1014-NitrophenolDAILY MX <= .069 lb/d all year
1014,6-Dinitro-o-cresolDAILY AV <= .044 lb/d all year
1014,6-Dinitro-o-cresolDAILY MX <= .155 lb/d all year
101PhenolDAILY AV <= .071 lb/d all year
101PhenolDAILY MX <= .124 lb/d all year
101NaphthaleneDAILY AV <= .105 lb/d all year
101NaphthaleneDAILY MX <= .281 lb/d all year
101BromomethaneDAILY AV <= .595 lb/d all year
101BromomethaneDAILY MX <= 1.594 lb/d all year
101ChloromethaneDAILY AV <= .166 lb/d all year
101ChloromethaneDAILY MX <= .366 lb/d all year
101Bromodichloromethane, effluentDAILY AV <= .614 lb/d all year
101Bromodichloromethane, effluentDAILY MX <= 1.643 lb/d all year
101Di[2-ethylhexyl] phthalate [DEHP]DAILY AV <= .058 lb/d all year
101Di[2-ethylhexyl] phthalate [DEHP]DAILY MX <= .156 lb/d all year
101Di-n-butyl phthalateDAILY AV <= .015 lb/d all year
101Di-n-butyl phthalateDAILY MX <= .032 lb/d all year
101Vinyl chlorideDAILY AV <= .058 lb/d all year
101Vinyl chlorideDAILY MX <= .15 lb/d all year
101TrichloroethyleneDAILY AV <= .012 lb/d all year
101TrichloroethyleneDAILY MX <= .03 lb/d all year
101Flow, in conduit or thru treatment plantDAILY AV <= .9 MGD all year
101Flow, in conduit or thru treatment plantDAILY MX <= 1.6 MGD all year
101Chlorine, total residualMO MIN >= 1 mg/L all year
101Chlorine, total residualMO MAX <= 4 mg/L all year
101EnterococciDAILY AV <= 35 CFU/100mL all year
101EnterococciDAILY MX <= 104 CFU/100mL all year
101Daconil [C8Cl4N2]DAILY AV <= .053 lb/d all year
101Daconil [C8Cl4N2]DAILY MX <= .176 lb/d all year
1011,3-DichloropropeneDAILY AV <= .138 lb/d all year
1011,3-DichloropropeneDAILY MX <= .21 lb/d all year
101ChloroethaneDAILY AV <= .058 lb/d all year
101ChloroethaneDAILY MX <= .15 lb/d all year
201Carbon, tot organic [TOC]DAILY MX <= 55 mg/L all year
201Arsenic, total [as As]DAILY MX <= .6 mg/L all year
201Flow, in conduit or thru treatment plantDAILY AV report only all year
201Flow, in conduit or thru treatment plantDAILY MX report only all year
201Daconil [C8Cl4N2]DAILY MX <= .6 mg/L all year
TX1Whole Effluent Toxicity [WET] - M. beryllina7 DA MIN >= 8 % all year
TX1Whole Effluent Toxicity [WET] - M. beryllinaMO AV MN >= 8 % all year
TX1Whole Effluent Toxicity [WET] - Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN > 8 % all year
TX1Whole Effluent Toxicity [WET] - Americamysis bahia (formerly Mysidopsis bahia)MO AV MN > 8 % all year
TX1Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)7 DA MIN report only all year
TX1Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)MO AV MN report only all year
TX1Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX1Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX1NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX1NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX1NOEC Lethal Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX1NOEC Lethal Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX1NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX1NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX1NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX1NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX1Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX1Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX1Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX1Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX1LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX1LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX1LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX1LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX1LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)7 DA MIN report only all year
TX1LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)MO AV MN report only all year
TX1LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX1LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TXAWhole effluent toxicity - retest #1SINGSAMP report only all year
TXAWhole effluent toxicity - retest #2SINGSAMP report only all year
TXAWhole Effluent Toxicity [WET] - Americamysis bahia (formerly Mysidopsis bahia)SINGSAMP <= 100 % all year
TXALC50 Pass/Fail Static 24Hr Acute Americamysis bahia (formerly Mysidopsis bahia)SINGSAMP report only all year
TXALC50 Pass/Fail Static 24Hr Acute Menidia menidiaSINGSAMP report only all year

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