Facility profile
Sumco Southwest Corp
No Violation Identified across 1 of the last 12 quarters in the imported ECHO record.
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
2026-02-26
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 | 12,408 lbs | 0 lbs | 0 lbs | 12,408 lbs |
| 2023 | 11,121 lbs | 0 lbs | 0 lbs | 11,121 lbs |
| 2024 | 3,702 lbs | 0 lbs | 0 lbs | 3,702 lbs |
Chemical breakdown
What this facility is reporting
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N-Methyl-2-pyrrolidone
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Hydrogen fluoride
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Certain glycol ethers
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Nitric acid
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 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.