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 December 25, 2018 and January 1, 2019 in observance of Christmas and New Year's Day.
For information on testing services, click on the links below or on the left-hand panel.