Facility profile
San Joaquin Refining Co Inc
Significant Violation across 12 of the last 12 quarters, with $409,720 in recorded penalties.
Noncompliance quarters
12
Counted from the imported ECHO record over the last 12 quarters.
Penalties
$409,720
Recorded enforcement amount carried into the facility page.
Last inspection
2025-11-19
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 | 57 lbs | 0 lbs | 1,920 lbs | 1,977 lbs |
| 2023 | 51 lbs | 0 lbs | 1,831 lbs | 1,882 lbs |
| 2024 | 55 lbs | 0 lbs | 1,890 lbs | 1,945 lbs |
Chemical breakdown
What this facility is reporting
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Ammonia
Latest 2024 TRI data shows land as the largest reported pathway for this chemical at the facility.
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Naphthalene
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Polycyclic aromatic compounds
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Lead
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Benzo[g, h, i]perylene
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Mercury
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Xylene (mixed isomers)
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 Violation across 12 of the last 12 quarters, with $409,720 in recorded penalties.