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Helpful Resources

Contra Costa County Hazardous Materials Ombudsman
Toll free within Contra Costa County:

Contra Costa County Hazardous Materials Programs

Weekdays 8 a.m. to 5 p.m.

Contra Costa County Household Hazardous Waste hotline


Contra Costa County Solid Waste Enforcement


Contra Costa Clean Water Program


Contra Costa County Community Development Department


Bay Area Air Quality Management District Air Pollution Complaints


Hazardous Materials Ombudsman Web Site Links

Hazardous Materials Commission

To learn about the County's Community Warning System for chemical accidents go to CAER's web site at

For general air pollution issues go to:

A local environmental group working on Environmental Justice, industrial pollution and safety issues is Communities for a Better Environment at

For information about the Association of Bay Area Governments project on dioxin pollution prevention go to

For information about pollution from local industrial facilities go to the Environmental Defense database on environmental pollution at

Answers to questions about mold problems in the home.