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Facility profile

Equistar Chemicals-laporte

Significant Violation across 10 of the last 12 quarters, with $4,171,003 in recorded penalties.

Significant Violation Chemicals TRI + Clean Air Act + Clean Water Act + RCRA 110034641635 Harris County
Noncompliance quarters
10

Counted from the imported ECHO record over the last 12 quarters.

Penalties
$4,171,003

Recorded enforcement amount carried into the facility page.

Last inspection
2025-11-13

Displayed as plain language instead of hidden in agency exports.

Trend
Watch

Reported on-site releases are lower in 2024 than in 2022.

Year Air Water Land Total
2022 171,418 lbs 122,482 lbs 0 lbs 293,900 lbs
2023 123,136 lbs 120,365 lbs 0 lbs 243,502 lbs
2024 113,056 lbs 110,268 lbs 0 lbs 223,324 lbs
Chemical breakdown

What this facility is reporting

  • water 110,000 lbs

    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.

  • air 60,000 lbs

    Ethylene

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 20,384 lbs

    Ammonia

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 9,900 lbs

    Propylene

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 8,217 lbs

    n-Hexane

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 3,700 lbs

    Vinyl acetate

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 2,950 lbs

    1, 3-Butadiene

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 2,410 lbs

    Methanol

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 1,723 lbs

    Benzene

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 1,400 lbs

    Chlorine

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 578 lbs

    Isoprene

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 570 lbs

    N, N-Dimethylformamide

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 482 lbs

    Toluene

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 440 lbs

    Acetaldehyde

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 160 lbs

    Cyclohexane

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • water 150 lbs

    Zinc compounds

    Latest 2024 TRI data shows water as the largest reported pathway for this chemical at the facility.

  • air 141 lbs

    Styrene

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 44 lbs

    Ethylbenzene

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 37 lbs

    Naphthalene

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 30 lbs

    Dicyclopentadiene

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • water 5 lbs

    Lead

    Latest 2024 TRI data shows water as the largest reported pathway for this chemical at the facility.

  • air 3 lbs

    Polycyclic aromatic compounds

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 1 lbs

    Mercury compounds

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 0 lbs

    Benzo[g, h, i]perylene

    Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.

  • air 0 lbs

    Hydroquinone

    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

Significant Violation across 10 of the last 12 quarters, with $4,171,003 in recorded penalties.

Significant Violation Last recorded inspection: 2025-11-13. Total penalties on record: $4,171,003.