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Health Advisory Lifted for Pittsburg and Antioch

Last updated: 5:39 a.m. Friday, March 27, 2015

The health advisory for Pittsburg and Antioch has been lifted. The advisory was issued for people with respiratory sensitivities this morning after a chemical release at Dow Chemical in Pittsburg. Contra Costa HazMat staff are investigating the incident. More information will be posted as it becomes available.

Media Advisory

Chevron Refinery Report Posted

January 18, 2007

Archived. This is an older press release from 2007 and may not contain the latest information. Please view our current press releases for 2015 items.


Chevron Refinery in Richmond has submitted its required 72-hour report on the January 15 fire at the Chevron refinery in Richmond.


The report was received at 4:30 p.m. on Thursday, January 18.


The report is posted on the Contra Costa Health Services website at


Contra Costa County's Hazardous Materials Program Incident Notification Policy requires a report be submitted after accidents occur at local refineries and chemical plants.

Additional Information:

A more complete report is due from the refinery on February 14. A final report will be submitted following a root cause analysis required by the City of Richmond’s Industrial Safety Ordinance. The County’s Hazardous Materials Program staff will monitor how Chevron performs the root cause analysis and will follow-up on corrective active.

Supervisor John Gioia is sponsoring a community meeting on January 24 from 7-8:45 p.m. to hear community concerns about the incident. (Information about that event will be released shortly.)

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