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Facility profile

Ionis Pharmaceuticals Inc

No Violation Identified. Last recorded ECHO inspection: 2025-10-02.

No Violation Identified Chemicals TRI + Clean Water Act + RCRA 110022527817 San Diego County
Noncompliance quarters
0

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

Penalties
$0

Recorded enforcement amount carried into the facility page.

Last inspection
2025-10-02

Displayed as plain language instead of hidden in agency exports.

Trend
Watch

Reported on-site releases are flat between 2022 and 2024.

Year Air Water Land Total
2022 5 lbs 0 lbs 0 lbs 5 lbs
2023 3 lbs 0 lbs 0 lbs 3 lbs
2024 5 lbs 0 lbs 0 lbs 5 lbs
Chemical breakdown

What this facility is reporting

  • air 3 lbs

    Acetonitrile

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

  • air 2 lbs

    Methanol

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

  • air 1 lbs

    Toluene

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

  • air 0 lbs

    Pyridine

    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

No Violation Identified. Last recorded ECHO inspection: 2025-10-02.

No Violation Identified Last recorded inspection: 2025-10-02.