Hazardous waste · inspections by year
Hazardous waste inspections in Contra Costa County, California in 2025
- 53Handlers inspected
- 78Inspections on record
- 54Handlers inspected in 2024
- 5thAmong California counties that year
Contra Costa County, California has 53 hazardous waste handlers with at least one inspection on record during 2025, across 78 separate inspections. That compares with 54 in 2024. It is the 5th largest of the 30 California counties with three or more handlers inspected that year. Each row below carries the date the inspection was recorded, the agency that recorded it and the kind of inspection it was.
Other years
By what a handler generates, in 2025
- Large quantity generators inspected in Contra Costa County, California 41
- Small quantity generators inspected in Contra Costa County, California 9
Comparable counties in California, 2025
- San Bernardino County 53
- Santa Clara County 52
- San Mateo County 43
- Alameda County 73
- Ventura County 31
- Kern County 23
- Riverside County 20
- Santa Barbara County 19
Inspections recorded in 2025
| Date | Handler | Where | Kind | Recorded by |
|---|---|---|---|---|
| 2025-12-18 | HENKEL US OPERATIONS CORPORATION | Bay Point | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-12-09 | MARTINEZ REFINING COMPANY LLC | Martinez | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-12-04 | ECO SERVICES OPERATIONS CORP | Martinez | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-11-25 | EISEN ENVIRONMENTAL & CONSTRUCTION SERVICES | Martinez | NO LONGER A SIGNIFICANT NON-COMPLIER | S |
| 2025-11-21 | DOUGLAS PRODUCTS LLC | Pittsburg | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-11-20 | CONTRA COSTA COUNTY REGIONAL MEDICAL CENTER | Martinez | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-11-19 | EISEN ENVIRONMENTAL & CONSTRUCTION SERVICES | Martinez | SIGNIFICANT NON-COMPLIER | S |
| 2025-11-19 | EISEN ENVIRONMENTAL & CONSTRUCTION SERVICES | Martinez | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-11-13 | CORTEVA AGRISCIENCE LLC | Pittsburg | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-11-06 | KORTICK MANUFACTURING LLC | Pittsburg | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-11-04 | CHEVRON CHEMICAL CO | Richmond | FINANCIAL RECORD REVIEW | S |
| 2025-11-04 | VEOLIA ES TECHNICAL SOLUTIONS LLC RICHMOND | Richmond | FINANCIAL RECORD REVIEW | S |
| 2025-10-21 | MECS, INC. - THE AVON PLANT | Martinez | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-10-16 | K2 PURE SOLUTIONS | Pittsburg | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-10-03 | SHELL CHEM LP-MARTINEZ CATALYST PLANT | Martinez | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-09-30 | CHEVRON CHEMICAL CO | Richmond | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-09-30 | VEOLIA ES TECHNICAL SOLUTIONS LLC RICHMOND | Richmond | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-09-22 | PG&E GATEWAY GENERATING STATION | Antioch | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-09-16 | BENCHMARK ELECTRONICS - DBA: PRECISION TECHNOLOGIES | Concord | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-09-16 | BENCHMARK | Concord | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-08-26 | BENCHMARK CONCORD 4021 | Concord | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-08-19 | AIR LIQUIDE LARGE INDUSTRIES US | Rodeo | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-08-18 | KAISER PERMANENTE ANTIOCH MEDICAL CENTER | Antioch | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-08-18 | CVS PHARMACY #9827 | Concord | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-08-14 | K2 PURE SOLUTIONS | Pittsburg | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-08-07 | CHEVRON USA INC RICHMOND REFINERY | Richmond | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-08-07 | CVS PHARMACY # 9253 | Martinez | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-08-05 | IT CORPORATION - VINE HILL COMPLEX | Martinez | FINANCIAL RECORD REVIEW | S |
| 2025-08-05 | SHELL CHEM LP-MARTINEZ CATALYST PLANT | Martinez | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-07-31 | CHEVRON 1001094 AVON TERMINAL | Pacheco | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-07-23 | HENKEL US OPERATIONS CORPORATION | Bay Point | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-07-22 | KORTICK MANUFACTURING LLC | Pittsburg | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-07-15 | HENKEL US OPERATIONS CORPORATION | Bay Point | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-07-15 | BIORAD LABORATORIES CLINICAL | Hercules | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-07-07 | CORTEVA AGRISCIENCE LLC | Pittsburg | FINANCIAL RECORD REVIEW | S |
| 2025-06-30 | CORTEVA AGRISCIENCE LLC | Pittsburg | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-06-30 | CORTEVA AGRISCIENCE LLC | Pittsburg | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-06-25 | BIO-RAD LABORATORIES | Hercules | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-06-18 | CHEMOURS OAKLEY | Oakley | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-06-18 | MARTINEZ RENEWABLES | Pacheco | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-06-09 | CVS PHARMACY #9086 | El Cerrito | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-06-04 | PHILLIPS 66 COMPANY - RODEO RENEWABLE ENERGY COMPLEX | Rodeo | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-05-28 | DHINDSA TRANS INC | Hercules | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-05-16 | AMERESCO KELLER CANYON LLC | Pittsburg | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-05-15 | MARTINEZ REFINING COMPANY LLC | Martinez | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-05-07 | PHILLIPS 66 COMPANY - RODEO RENEWABLE ENERGY COMPLEX | Rodeo | FINANCIAL RECORD REVIEW | S |
| 2025-05-07 | U.S. STEEL PROPERTY HOLDINGS, LLC | Pittsburg | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-04-29 | SHORE TERMINALS LLC | Crockett | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-04-24 | PHILLIPS 66 COMPANY - RODEO RENEWABLE ENERGY COMPLEX | Rodeo | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-04-18 | CVS PHARMACY #9299 | Pinole | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-04-16 | BIO-RAD LABORATORIES | Richmond | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-04-09 | PERFORMANCE ABATEMENT SERVICES INC | Richmond | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-04-07 | ZYGO CORPORATION | Richmond | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-03-31 | KAISER PERMANENTE RICHMOND REGIONAL LABORATORY | Richmond | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-03-25 | CHEMTRADE LOGISTICS WEST US LLC | Richmond | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-03-18 | C&H SUGAR COMPANY, INC. | Crockett | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-03-18 | CVS PHARMACY # 3078 | Richmond | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-03-12 | DOUGLAS PRODUCTS LLC | Pittsburg | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-02-26 | PG&E LOS MEDANOS COMPRESSOR STATION | Concord | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-02-26 | MILITARY OCEAN TERMINAL CONCORD | Concord | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-02-25 | IT CORPORATION - VINE HILL COMPLEX | Martinez | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-02-25 | HOME DEPOT STORE #634 | Concord | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-02-19 | MARTINEZ REFINING COMPANY LLC | Martinez | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-02-12 | CONTRA COSTA COUNTY | Martinez | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-02-11 | BRENNTAG PACIFIC INC | Richmond | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-02-11 | BRENNTAG PACIFIC INC | Richmond | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-02-06 | QUALAWASH HOLDINGS, LLC | Richmond | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-01-31 | QUALAWASH HOLDINGS, LLC | Richmond | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-01-29 | CVS PHARMACY NO 4283 | Brentwood | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-01-29 | CVS PHARMACY #4326 | Antioch | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-01-29 | CVS PHARMACY NO 9565 | Discovery Bay | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-01-17 | MECS, INC. - THE AVON PLANT | Martinez | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-01-16 | CHEMOURS OAKLEY | Oakley | FINANCIAL RECORD REVIEW | S |
| 2025-01-16 | CONTRA COSTA COUNTY REGIONAL MEDICAL CENTER | Martinez | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-01-16 | AMAZON.COM SERVICES LLC - TCY9 | Oakley | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-01-15 | PERFORMANCE ABATEMENT SERVICES, INC. | Benicia | NO LONGER A SIGNIFICANT NON-COMPLIER | S |
| 2025-01-14 | PERFORMANCE ABATEMENT SERVICES, INC. | Benicia | SIGNIFICANT NON-COMPLIER | S |
| 2025-01-14 | PERFORMANCE ABATEMENT SERVICES, INC. | Benicia | COMPLIANCE EVALUATION INSPECTION | S |
Figures from EPA’s RCRAInfo download.