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Equistar Chemicals, LP (Lyondellbasell)

Industrial Organic Chemicals, major discharger, Tuscola, Illinois. NPDES permit IL0000141, in force until Aug 31, 2030. Last 12 months: over a limit 2 times (last November 2025). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: outfall 001 form 0 monthly (20 values), outfall 001 form P quarterly (41 values), outfall 004 form P quarterly (41 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 12 reports late

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

Period endingParameterReportedLimitOver by
November 2025Cyanide, total [as CN], 30-day average< .005 mg/L≤ .1 ug/L4900%
November 2025Cyanide, total [as CN], daily maximum< .005 mg/L≤ .2 ug/L2400%

Limits in force (232)

ParameterStatisticLimitMonthsOutfall
Sulfate [as S]monthly averagereport only (mg/L)May, Nov001
Sulfate [as S]daily maximumreport only (mg/L)May, Nov001
BOD, 5-day, 20 deg. C30-day average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 60 mg/Lall year001
pHmonthly minimum≥ 6 SUall year001
pHmonthly maximum≤ 9 SUall year001
Solids, total suspended30-day average≤ 30 mg/Lall year001
Solids, total suspendeddaily maximum≤ 60 mg/Lall 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)Feb, May, Aug, Nov001
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)Feb, May, Aug, Nov001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Cyanide, total [as CN]30-day average≤ .1 ug/LMay, Nov001
Cyanide, total [as CN]daily maximum≤ .2 ug/LMay, Nov001
Chloride [as Cl]monthly averagereport only (mg/L)May, Nov001
Chloride [as Cl]daily maximumreport only (mg/L)May, Nov001
Fluoride, total [as F]monthly averagereport only (mg/L)May, Nov001
Fluoride, total [as F]daily maximumreport only (mg/L)May, Nov001
Chromium, total [as Cr]30-day average≤ 1 mg/LMay, Nov001
Chromium, total [as Cr]daily maximum≤ 2 mg/LMay, Nov001
Copper, total [as Cu]30-day average≤ .5 mg/LMay, Nov001
Copper, total [as Cu]daily maximum≤ 1 mg/LMay, Nov001
Iron, total [as Fe]30-day average≤ 2 mg/Lall year001
Iron, total [as Fe]daily maximum≤ 4 mg/Lall year001
Lead, total [as Pb]30-day average≤ .2 mg/LMay, Nov001
Lead, total [as Pb]daily maximum≤ .4 mg/LMay, Nov001
Nickel, total [as Ni]30-day average≤ 1 mg/LMay, Nov001
Nickel, total [as Ni]daily maximum≤ 2 mg/LMay, Nov001
Zinc, total [as Zn]30-day average≤ 1 mg/LMay, Nov001
Zinc, total [as Zn]daily maximum≤ 2 mg/LMay, Nov001
Oil and grease30-day average≤ 15 mg/Lall year001
Oil and greasedaily maximum≤ 30 mg/Lall year001
Carbon tetrachloride30-day averagereport only (mg/L)May, Nov001
Carbon tetrachloridedaily maximumreport only (mg/L)May, Nov001
1,2-Dichloroethane30-day averagereport only (mg/L)May, Nov001
1,2-Dichloroethanedaily maximumreport only (mg/L)May, Nov001
Chloroform30-day averagereport only (mg/L)May, Nov001
Chloroformdaily maximumreport only (mg/L)May, Nov001
Toluene30-day averagereport only (mg/L)May, Nov001
Toluenedaily maximumreport only (mg/L)May, Nov001
Benzene30-day averagereport only (mg/L)May, Nov001
Benzenedaily maximumreport only (mg/L)May, Nov001
Acenaphthylene30-day averagereport only (mg/L)May, Nov001
Acenaphthylenedaily maximumreport only (mg/L)May, Nov001
Acenaphthene30-day averagereport only (mg/L)May, Nov001
Acenaphthenedaily maximumreport only (mg/L)May, Nov001
Acrylonitrile30-day averagereport only (mg/L)May, Nov001
Acrylonitriledaily maximumreport only (mg/L)May, Nov001
Anthracene30-day averagereport only (mg/L)May, Nov001
Anthracenedaily maximumreport only (mg/L)May, Nov001
Benzo[k]fluoranthene30-day averagereport only (mg/L)May, Nov001
Benzo[k]fluoranthenedaily maximumreport only (mg/L)May, Nov001
Benzo[a]pyrene30-day averagereport only (mg/L)May, Nov001
Benzo[a]pyrenedaily maximumreport only (mg/L)May, Nov001
Chlorobenzene30-day averagereport only (mg/L)May, Nov001
Chlorobenzenedaily maximumreport only (mg/L)May, Nov001
Chrysene30-day averagereport only (mg/L)May, Nov001
Chrysenedaily maximumreport only (mg/L)May, Nov001
Diethyl phthalate30-day averagereport only (mg/L)May, Nov001
Diethyl phthalatedaily maximumreport only (mg/L)May, Nov001
Dimethyl phthalate30-day averagereport only (mg/L)May, Nov001
Dimethyl phthalatedaily maximumreport only (mg/L)May, Nov001
Ethylbenzene30-day averagereport only (mg/L)May, Nov001
Ethylbenzenedaily maximumreport only (mg/L)May, Nov001
Fluoranthene30-day averagereport only (mg/L)May, Nov001
Fluoranthenedaily maximumreport only (mg/L)May, Nov001
Fluorene30-day averagereport only (mg/L)May, Nov001
Fluorenedaily maximumreport only (mg/L)May, Nov001
Hexachloroethane30-day averagereport only (mg/L)May, Nov001
Hexachloroethanedaily maximumreport only (mg/L)May, Nov001
Methyl chloride [Chloromethane]30-day averagereport only (mg/L)May, Nov001
Methyl chloride [Chloromethane]daily maximumreport only (mg/L)May, Nov001
Methylene chloride30-day averagereport only (mg/L)May, Nov001
Methylene chloridedaily maximumreport only (mg/L)May, Nov001
Nitrobenzene30-day averagereport only (mg/L)May, Nov001
Nitrobenzenedaily maximumreport only (mg/L)May, Nov001
Phenanthrene30-day averagereport only (mg/L)May, Nov001
Phenanthrenedaily maximumreport only (mg/L)May, Nov001
Pyrene30-day averagereport only (mg/L)May, Nov001
Pyrenedaily maximumreport only (mg/L)May, Nov001
Tetrachloroethylene30-day averagereport only (mg/L)May, Nov001
Tetrachloroethylenedaily maximumreport only (mg/L)May, Nov001
1,1-Dichloroethane30-day averagereport only (mg/L)May, Nov001
1,1-Dichloroethanedaily maximumreport only (mg/L)May, Nov001
1,1-Dichloroethylene30-day averagereport only (mg/L)May, Nov001
1,1-Dichloroethylenedaily maximumreport only (mg/L)May, Nov001
1,1,1-Trichloroethane30-day averagereport only (mg/L)May, Nov001
1,1,1-Trichloroethanedaily maximumreport only (mg/L)May, Nov001
1,1,2-Trichloroethane30-day averagereport only (mg/L)May, Nov001
1,1,2-Trichloroethanedaily maximumreport only (mg/L)May, Nov001
Benzo[a]anthracene30-day averagereport only (mg/L)May, Nov001
Benzo[a]anthracenedaily maximumreport only (mg/L)May, Nov001
1,2-Dichlorobenzene30-day averagereport only (mg/L)May, Nov001
1,2-Dichlorobenzenedaily maximumreport only (mg/L)May, Nov001
1,2-Dichloropropane30-day averagereport only (mg/L)May, Nov001
1,2-Dichloropropanedaily maximumreport only (mg/L)May, Nov001
trans-1,2-Dichloroethylene30-day averagereport only (mg/L)May, Nov001
trans-1,2-Dichloroethylenedaily maximumreport only (mg/L)May, Nov001
1,2,4-Trichlorobenzene30-day averagereport only (mg/L)May, Nov001
1,2,4-Trichlorobenzenedaily maximumreport only (mg/L)May, Nov001
1,3-Dichloropropene, total weight30-day averagereport only (mg/L)May, Nov001
1,3-Dichloropropene, total weightdaily maximumreport only (mg/L)May, Nov001
1,3-Dichlorobenzene30-day averagereport only (mg/L)May, Nov001
1,3-Dichlorobenzenedaily maximumreport only (mg/L)May, Nov001
1,4-Dichlorobenzene30-day averagereport only (mg/L)May, Nov001
1,4-Dichlorobenzenedaily maximumreport only (mg/L)May, Nov001
2-Chlorophenol30-day averagereport only (mg/L)May, Nov001
2-Chlorophenoldaily maximumreport only (mg/L)May, Nov001
2-Nitrophenol30-day averagereport only (mg/L)May, Nov001
2-Nitrophenoldaily maximumreport only (mg/L)May, Nov001
2,4-Dichlorophenol30-day averagereport only (mg/L)all year001
2,4-Dichlorophenoldaily maximumreport only (mg/L)all year001
2,4-Dimethylphenol30-day averagereport only (mg/L)May, Nov001
2,4-Dimethylphenoldaily maximumreport only (mg/L)May, Nov001
2,4-Dinitrotoluene30-day averagereport only (mg/L)May, Nov001
2,4-Dinitrotoluenedaily maximumreport only (mg/L)May, Nov001
2,4-Dinitrophenol30-day averagereport only (mg/L)May, Nov001
2,4-Dinitrophenoldaily maximumreport only (mg/L)May, Nov001
2,6-Dinitrotoluene30-day averagereport only (mg/L)May, Nov001
2,6-Dinitrotoluenedaily maximumreport only (mg/L)May, Nov001
4-Nitrophenol30-day averagereport only (mg/L)May, Nov001
4-Nitrophenoldaily maximumreport only (mg/L)May, Nov001
4,6-Dinitro-o-cresol30-day averagereport only (mg/L)May, Nov001
4,6-Dinitro-o-cresoldaily maximumreport only (mg/L)May, Nov001
Naphthalene30-day averagereport only (mg/L)May, Nov001
Naphthalenedaily maximumreport only (mg/L)May, Nov001
Di[2-ethylhexyl] phthalate [DEHP]30-day averagereport only (mg/L)May, Nov001
Di[2-ethylhexyl] phthalate [DEHP]daily maximumreport only (mg/L)May, Nov001
Di-n-butyl phthalate30-day averagereport only (mg/L)May, Nov001
Di-n-butyl phthalatedaily maximumreport only (mg/L)May, Nov001
Vinyl chloride30-day averagereport only (mg/L)May, Nov001
Vinyl chloridedaily maximumreport only (mg/L)May, Nov001
Trichloroethylene30-day averagereport only (mg/L)May, Nov001
Trichloroethylenedaily maximumreport only (mg/L)May, Nov001
Hexachlorobenzene30-day averagereport only (mg/L)May, Nov001
Hexachlorobenzenedaily maximumreport only (mg/L)May, Nov001
Hexachlorobutadiene30-day averagereport only (mg/L)May, Nov001
Hexachlorobutadienedaily maximumreport only (mg/L)May, Nov001
Phenols30-day averagereport only (mg/L)May, Nov001
Phenolsdaily maximumreport only (mg/L)May, Nov001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Perfluorooctanoic acid (PFOA)daily maximumreport only (ng/L)all year001
Perfluorobutanoic acid (PFBA)daily maximumreport only (ng/L)all year001
Perfluorooctanesulfonamide (PFOSA)daily maximumreport only (ng/L)all year001
Perfluoropentanoic acid (PFPeA)daily maximumreport only (ng/L)all year001
Perfluorohexanoic acid (PFHxA)daily maximumreport only (ng/L)all year001
Perfluoroheptanoic acid (PFHpA)daily maximumreport only (ng/L)all year001
Perfluorononanoic acid (PFNA)daily maximumreport only (ng/L)all year001
Perfluorodecanoic acid (PFDA)daily maximumreport only (ng/L)all year001
Perfluoroundecanoic acid (PFUnA)daily maximumreport only (ng/L)all year001
Perfluorododecanoic acid (PFDoA)daily maximumreport only (ng/L)all year001
Perfluorotridecanoic acid (PFTrDA)daily maximumreport only (ng/L)all year001
Perfluorotetradecanoic acid (PFTeDA)daily maximumreport only (ng/L)all year001
N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE)daily maximumreport only (ng/L)all year001
N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE)daily maximumreport only (ng/L)all year001
N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)daily maximumreport only (ng/L)all year001
N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)daily maximumreport only (ng/L)all year001
Perfluorobutanesulfonic acid (PFBS)daily maximumreport only (ng/L)all year001
Perfluorodecanesulfonic acid (PFDS)daily maximumreport only (ng/L)all year001
Perfluoroheptanesulfonic acid (PFHpS)daily maximumreport only (ng/L)all year001
Perfluorohexanesulfonic acid (PFHxS)daily maximumreport only (ng/L)all year001
Perfluorooctanesulfonic acid (PFOS)daily maximumreport only (ng/L)all year001
1H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS)daily maximumreport only (ng/L)all year001
1H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS)daily maximumreport only (ng/L)all year001
1H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS)daily maximumreport only (ng/L)all year001
Perfluoropentanesulfonic acid (PFPeS)daily maximumreport only (ng/L)all year001
Perfluorononanesulfonic acid (PFNS)daily maximumreport only (ng/L)all year001
Hexafluoropropylene oxide dimer acid (HFPO-DA)daily maximumreport only (ng/L)all year001
Nonafluoro-3,6-dioxaheptanoic acid (NFDHA)daily maximumreport only (ng/L)all year001
Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA)daily maximumreport only (ng/L)all year001
Perfluorododecanesulfonic acid (PFDoS)daily maximumreport only (ng/L)all year001
4,8-Dioxa-3H-perfluorononanoic acid (ADONA)daily maximumreport only (ng/L)all year001
N-methyl perfluorooctanesulfonamide (NMeFOSA)daily maximumreport only (ng/L)all year001
N-ethyl perfluorooctanesulfonamide (NEtFOSA)daily maximumreport only (ng/L)all year001
Mercury, total [as Hg]30-day averagereport only (ng/L)all year001
Mercury, total [as Hg]daily maximumreport only (ng/L)all year001
3,4-Benzofluoranthene30-day averagereport only (mg/L)May, Nov001
3,4-Benzofluoranthenedaily maximumreport only (mg/L)May, Nov001
Chloroethane30-day averagereport only (mg/L)May, Nov001
Chloroethanedaily maximumreport only (mg/L)May, Nov001
PFAS Sumdaily maximumreport only (ng/L)all year001
3-Perfluoropropyl propanoic acid (3:3 FTCA)daily maximumreport only (ng/L)all year001
Perfluoro-3-methoxypropanoic acid (PFMPA)daily maximumreport only (ng/L)all year001
9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS)daily maximumreport only (ng/L)all year001
11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)daily maximumreport only (ng/L)all year001
3-Perfluoroheptyl propanoic acid (7:3 FTCA)daily maximumreport only (ng/L)all year001
Perfluoro-4-methoxybutanoic acid (PFMBA)daily maximumreport only (ng/L)all year001
2H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA)daily maximumreport only (ng/L)all year001
Perfluorooctanoic acid (PFOA)daily maximumreport only (ng/L)all year004
Perfluorobutanoic acid (PFBA)daily maximumreport only (ng/L)all year004
Perfluorooctanesulfonamide (PFOSA)daily maximumreport only (ng/L)all year004
Perfluoropentanoic acid (PFPeA)daily maximumreport only (ng/L)all year004
Perfluorohexanoic acid (PFHxA)daily maximumreport only (ng/L)all year004
Perfluoroheptanoic acid (PFHpA)daily maximumreport only (ng/L)all year004
Perfluorononanoic acid (PFNA)daily maximumreport only (ng/L)all year004
Perfluorodecanoic acid (PFDA)daily maximumreport only (ng/L)all year004
Perfluoroundecanoic acid (PFUnA)daily maximumreport only (ng/L)all year004
Perfluorododecanoic acid (PFDoA)daily maximumreport only (ng/L)all year004
Perfluorotridecanoic acid (PFTrDA)daily maximumreport only (ng/L)all year004
Perfluorotetradecanoic acid (PFTeDA)daily maximumreport only (ng/L)all year004
N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE)daily maximumreport only (ng/L)all year004
N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE)daily maximumreport only (ng/L)all year004
N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)daily maximumreport only (ng/L)all year004
N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)daily maximumreport only (ng/L)all year004
Perfluorobutanesulfonic acid (PFBS)daily maximumreport only (ng/L)all year004
Perfluorodecanesulfonic acid (PFDS)daily maximumreport only (ng/L)all year004
Perfluoroheptanesulfonic acid (PFHpS)daily maximumreport only (ng/L)all year004
Perfluorohexanesulfonic acid (PFHxS)daily maximumreport only (ng/L)all year004
Perfluorooctanesulfonic acid (PFOS)daily maximumreport only (ng/L)all year004
1H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS)daily maximumreport only (ng/L)all year004
1H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS)daily maximumreport only (ng/L)all year004
1H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS)daily maximumreport only (ng/L)all year004
Perfluoropentanesulfonic acid (PFPeS)daily maximumreport only (ng/L)all year004
Perfluorononanesulfonic acid (PFNS)daily maximumreport only (ng/L)all year004
Hexafluoropropylene oxide dimer acid (HFPO-DA)daily maximumreport only (ng/L)all year004
Nonafluoro-3,6-dioxaheptanoic acid (NFDHA)daily maximumreport only (ng/L)all year004
Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA)daily maximumreport only (ng/L)all year004
Perfluorododecanesulfonic acid (PFDoS)daily maximumreport only (ng/L)all year004
4,8-Dioxa-3H-perfluorononanoic acid (ADONA)daily maximumreport only (ng/L)all year004
N-methyl perfluorooctanesulfonamide (NMeFOSA)daily maximumreport only (ng/L)all year004
N-ethyl perfluorooctanesulfonamide (NEtFOSA)daily maximumreport only (ng/L)all year004
PFAS Sumdaily maximumreport only (ng/L)all year004
3-Perfluoropropyl propanoic acid (3:3 FTCA)daily maximumreport only (ng/L)all year004
Perfluoro-3-methoxypropanoic acid (PFMPA)daily maximumreport only (ng/L)all year004
9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS)daily maximumreport only (ng/L)all year004
11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)daily maximumreport only (ng/L)all year004
3-Perfluoroheptyl propanoic acid (7:3 FTCA)daily maximumreport only (ng/L)all year004
Perfluoro-4-methoxybutanoic acid (PFMBA)daily maximumreport only (ng/L)all year004
2H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA)daily maximumreport only (ng/L)all year004

How strict are these limits?

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

Same industry: the 58 Chemicals and Allied Products permits in Illinois.

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Your permit document is the final word. As JSON: /api/v1/permits/IL0000141 · MCP: https://passage-data.com/mcp