Water testing in Monterey County, CA

Local water testing: Monterey County Health Department, Environmental Health Laboratory. Price not posted.

Well or city water

Monterey County Consolidated Environmental Laboratory Drinking Water Testing

Price not posted

Arsenic
Bacteria
Nitrate
Lead
Copper
+4 more

Fill out a Chain of Custody form (and a new client information form for an account), collect and cool the water sample per the posted collection instructions, and bring or send it to the Salinas lab or one of the Monterey or King City drop-off locations by 9:00 a.m.

Official page

Who can use it: Members of the public submitting environmental samples, including drinking water, for testing

Monterey County Health Department Laboratory, 1270 Natividad Rd., Salinas · (831) 755-4516
Monterey Co. Environmental Health (Monterey drop-off), 1200 Aguajito Rd., Monterey · 831-647-7654
Monterey Co. Environmental Health (King City drop-off), 200 Broadway St. Suite 70, King City · 831-386-6899

Checked October 2, 2026. Report a change

See statewide tests and certified-lab lists for California.

What your results mean