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Level 1 Alert lasting longer than 20 minutes or with odors
Notification Only - Flaring incident at Marathon Martinez that may be Seen by the surrounding community.
June 5, 2023, 7:00 pm

Hazardous Materials Ombudsman


An Ombudsman works for a government agency and responds to questions and concerns from the public about that agency's activities. In this unique position, an Ombudsman independently and impartially conducts investigations, solves problems and makes recommendations.

What to do when you hear the community warning siren.

In Contra Costa County, the Hazardous Materials Ombudsman provides this public service for the Hazardous Materials Programs of Contra Costa Health Services. The Ombudsman also responds to questions and concerns about other environmental health issues. The Ombudsman reports to the Director of Contra Costa Health Services and the County Board of Supervisors.

Toll Free: 1-877-662-8376
Or 1-877-Ombudsman
Email: mkent@cchealth.org