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Facility profile

Verdigris Plant

No Violation Identified across 2 of the last 12 quarters in the imported ECHO record.

No Violation Identified Chemicals TRI + Clean Air Act + Clean Water Act + RCRA 110000550332 Rogers County
Noncompliance quarters
2

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

Penalties
$0

Recorded enforcement amount carried into the facility page.

Last inspection
2026-02-19

Displayed as plain language instead of hidden in agency exports.

Trend
Watch

Reported on-site releases are higher in 2024 than in 2022.

Year Air Water Land Total
2022 1,710,165 lbs 173,704 lbs 250 lbs 1,884,119 lbs
2023 1,605,875 lbs 148,190 lbs 250 lbs 1,754,315 lbs
2024 2,409,432 lbs 148,957 lbs 0 lbs 2,558,389 lbs
Chemical breakdown

What this facility is reporting

  • air 2,270,516 lbs

    Ammonia

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

  • air 147,084 lbs

    Methanol

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

  • water 140,238 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 551 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

No Violation Identified across 2 of the last 12 quarters in the imported ECHO record.

No Violation Identified Last recorded inspection: 2026-02-19.