Napa-Solano-Yolo-Marin County Public Health Laboratory

The Napa-Solano-Yolo-Marin County Public Health Laboratory exists as a regional laboratory to protect local communities against communicable diseases by providing diagnostic and reference laboratory services to healthcare professionals, clinics, hospitals, and law enforcement. Water testing and tick testing services are available to the public.

Notice: The laboratory will be closed on January 21, 2019 in observance of Martin Luther King Jr. Day.

For information on testing services, click on the links below or on the left-hand panel.
 
  • General Information
  • Drop-Off Locations
  • Testing Information for Health Professionals
  • Water Testing
  • Tick Testing
  • Requisition Forms
  • Fee Schedule
  • Communicable Disease Contacts
  • Environmental Health Contacts
  • Non-Diagnostic General Health Assessment (NGHA)
  • Laboratory Certifications
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    Contact information
    Napa-Solano-Yolo-Marin County Public Health Laboratory
    2201 Courage Drive, MS 9-200
    Fairfield, CA 94533
    Hours: M–F 8 am–12 pm & 1 pm–5 pm
    Phone: (707) 784-4410
    Fax: (707) 423-1979