Hazardous waste handler · EPA ID CAD002904886
TRICOR REFINING LLC, Oildale, CA: hazardous-waste inspections, violations, penalties
- 16Inspections on file
- 13Violations on file
- 8Formal actions
- $700,000Final penalties
Counts cover every year in the register file; the lists below are the dated events since 2017. The most recent inspection on file is dated April 22, 2026.
Identity
| Name as filed | TRICOR REFINING LLC |
|---|---|
| EPA ID | CAD002904886 |
| Address | 1134 MANOR ST, Oildale, CA 93308 |
| County | Kern |
| Generator status | Small quantity generator |
| Industry | Petroleum and coal products manufacturing (NAICS 32411) |
| Most cited rule | State requirements broader than federal RCRA (40 CFR XXS) |
| Other EPA IDs (FRS) | NPDES permit CA0085111; ICIS-AIR source CASJV00006029S0044 |
Cited to rcra_downloads.zip/RCRA_FACILITIES.csv; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Inspections since 2017
| Date | Inspection | By | Violation found |
|---|---|---|---|
| April 22, 2026 | COMPLIANCE EVALUATION INSPECTION | State | Yes |
| May 18, 2021 | COMPLIANCE EVALUATION INSPECTION | State | No |
| May 8, 2019 | COMPLIANCE EVALUATION INSPECTION | State | Yes |
Cited to rcra_downloads.zip/RCRA_EVALUATIONS.csv.
Violations since 2017
| Determined | Rule | What the register says | By | Returned to compliance |
|---|---|---|---|---|
| April 22, 2026 | 262.A | Standards Applicable to Generators of HW: General | State | April 22, 2026 |
| April 22, 2026 | XXS | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | State | April 22, 2026 |
| April 22, 2026 | XXS | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | State | May 12, 2026 |
| April 22, 2026 | XXS | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | State | June 1, 2026 |
| May 8, 2019 | XXS | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | State | August 22, 2019 |
Cited to rcra_downloads.zip/RCRA_VIOLATIONS.csv.
Enforcement and penalties since 2017
| Date | Action | Formal | By | Penalty |
|---|---|---|---|---|
| May 20, 2026 | INSPECTION REPORT W/VIOLATIONS (MAILED DATE) | Yes | State | |
| April 23, 2026 | WRITTEN INFORMAL | No | State | |
| June 6, 2019 | WRITTEN INFORMAL | No | State | |
| June 6, 2019 | INSPECTION REPORT W/VIOLATIONS (MAILED DATE) | Yes | State |
Cited to rcra_downloads.zip/RCRA_ENFORCEMENTS.csv.
Hazardous waste codes (EPA Biennial Report)
No federal hazardous-waste code is on file for this handler in EPA’s Biennial Report.
Cited to EPA Envirofacts’ BR_REPORTING (the Biennial Report, filed by large-quantity generators and treatment/storage/disposal facilities every odd year).
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Nearby on the register
- Hazardous waste handlers in Oildale
- Hazardous waste handlers in Kern County
- Hazardous waste handlers in California
Figures from EPA’s RCRAInfo download, loaded September 15, 2026.