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Shell Catalysts &technologies

Significant Violation across 12 of the last 12 quarters, with $26,550 in recorded penalties.

Significant Violation Chemicals TRI + Clean Air Act + Clean Water Act + RCRA 110016742088 Contra Costa County
Noncompliance quarters
12

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

Penalties
$26,550

Recorded enforcement amount carried into the facility page.

Last inspection
2026-02-24

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 1,707 lbs 229 lbs 0 lbs 1,936 lbs
2023 1,089 lbs 121 lbs 0 lbs 1,210 lbs
2024 1,170 lbs 97 lbs 0 lbs 1,267 lbs
Chemical breakdown

What this facility is reporting

  • air 962 lbs

    Ammonia

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

  • air 173 lbs

    Molybdenum trioxide

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

  • water 83 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 44 lbs

    Nickel compounds

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

  • air 5 lbs

    Cobalt compounds

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

  • air 0 lbs

    Nitric acid

    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 12 of the last 12 quarters, with $26,550 in recorded penalties.

Significant Violation Last recorded inspection: 2026-02-24. Total penalties on record: $26,550.