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Facility profile

Alcoa Usa Corp.

No Violation Identified across 1 of the last 12 quarters in the imported ECHO record.

No Violation Identified Primary Metals TRI + RCRA 110070069670 St Lawrence County
Noncompliance quarters
1

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

Penalties
$0

Recorded enforcement amount carried into the facility page.

Last inspection
2025-03-20

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 601,692 lbs 0 lbs 0 lbs 601,692 lbs
2023 570,566 lbs 0 lbs 0 lbs 570,566 lbs
2024 570,339 lbs 0 lbs 0 lbs 570,339 lbs
Chemical breakdown

What this facility is reporting

  • air 418,400 lbs

    Carbonyl sulfide

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

  • air 151,300 lbs

    Hydrogen fluoride

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

  • air 215 lbs

    Polycyclic aromatic compounds

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

  • air 141 lbs

    Chromium

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

  • air 127 lbs

    Manganese

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

  • air 110 lbs

    Lead compounds

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

  • air 27 lbs

    Benzo[g, h, i]perylene

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

  • air 19 lbs

    Copper

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

  • air 0 lbs

    Dioxin and dioxin-like compounds

    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 across 1 of the last 12 quarters in the imported ECHO record.

No Violation Identified Last recorded inspection: 2025-03-20.