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Facility profile

Armstrong World Industries

Significant noncompliance across 6 of the last 12 quarters in the imported ECHO record.

Significant noncompliance Miscellaneous Manufacturing TRI + Clean Air Act + Clean Water Act + RCRA 110000333906 Lancaster County
Noncompliance quarters
6

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

Penalties
$0

Recorded enforcement amount carried into the facility page.

Last inspection
2025-07-08

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 152,109 lbs 1,507 lbs 0 lbs 153,616 lbs
2023 150,650 lbs 1,603 lbs 0 lbs 152,253 lbs
2024 151,170 lbs 2,096 lbs 0 lbs 153,266 lbs
Chemical breakdown

What this facility is reporting

  • air 81,135 lbs

    Ammonia

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

  • air 70,955 lbs

    Formaldehyde

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

  • air 1,176 lbs

    Manganese compounds

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

  • air 1 lbs

    Lead

    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 noncompliance across 6 of the last 12 quarters in the imported ECHO record.

Significant noncompliance Last recorded inspection: 2025-07-08.