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Facility profile

Ellsworth Air Force Base

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

No Violation Identified EPA-regulated facility TRI + Clean Water Act + RCRA 110032904472 Pennington 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
2025-08-12

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 260 lbs 0 lbs 0 lbs 260 lbs
2023 226 lbs 0 lbs 0 lbs 226 lbs
2024 224 lbs 0 lbs 0 lbs 224 lbs
Chemical breakdown

What this facility is reporting

  • air 138 lbs

    Toluene

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

  • air 39 lbs

    Xylene (mixed isomers)

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

  • air 23 lbs

    Ethylbenzene

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

  • air 14 lbs

    Naphthalene

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

  • air 10 lbs

    Benzene

    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: 2025-08-12.