Facility profile
Si Group Swmu 130 (former Burn Pit Area)
Violation Identified across 8 of the last 12 quarters in the imported ECHO record.
Noncompliance quarters
8
Counted from the imported ECHO record over the last 12 quarters.
Penalties
$0
Recorded enforcement amount carried into the facility page.
Last inspection
2025-08-29
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 | 982,211 lbs | 113,132 lbs | 11,482 lbs | 1,106,825 lbs |
| 2023 | 970,214 lbs | 159,523 lbs | 12,420 lbs | 1,142,157 lbs |
| 2024 | 842,724 lbs | 124,768 lbs | 10,220 lbs | 977,711 lbs |
Chemical breakdown
What this facility is reporting
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Ammonia
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Dichloromethane
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Methanol
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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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.
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Formaldehyde
Latest 2024 TRI data shows water as the largest reported pathway for this chemical at the facility.
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Propylene
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Toluene
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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n-Hexane
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Propylene oxide
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Methyl acrylate
Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.
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Phenol
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Dimethylamine
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Hydrogen cyanide
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)
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
Violation Identified across 8 of the last 12 quarters in the imported ECHO record.