Facility profile
Stepan Co
Violation Identified across 12 of the last 12 quarters, with $409,685 in recorded penalties.
Noncompliance quarters
12
Counted from the imported ECHO record over the last 12 quarters.
Penalties
$409,685
Recorded enforcement amount carried into the facility page.
Last inspection
2024-01-31
Displayed as plain language instead of hidden in agency exports.
Trend
Watch
Reported on-site releases are higher in 2024 than in 2022.
| Year | Air | Water | Land | Total |
|---|---|---|---|---|
| 2022 | 233,894 lbs | 41,705 lbs | 0 lbs | 275,599 lbs |
| 2023 | 198,513 lbs | 7,410 lbs | 0 lbs | 205,923 lbs |
| 2024 | 182,106 lbs | 335,961 lbs | 0 lbs | 518,067 lbs |
Chemical breakdown
What this facility is reporting
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Nitrate compounds (water dissociable; reportable only when in aqueous solution)
Latest 2024 TRI data shows water as the largest reported pathway for this chemical at the facility.
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Phthalic anhydride
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Methanol
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Maleic anhydride
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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n-Butyl alcohol
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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1, 4-Dioxane
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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o-Xylene
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Acetaldehyde
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Xylene (mixed isomers)
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Ammonia
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Certain glycol ethers
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Diethanolamine
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Ethylbenzene
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Ethylene oxide
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Ethylene glycol
Latest 2024 TRI data shows water as the largest reported pathway for this chemical at the facility.
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Propylene oxide
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Chloroacetic acid
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Naphthalene
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Benzyl chloride
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Dimethyl sulfate
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Nonylphenol
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Nonylphenol Ethoxylates
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
Enforcement layer
Why the ECHO-style detail matters
Violation Identified across 12 of the last 12 quarters, with $409,685 in recorded penalties.