Water testing in Santa Barbara County, CA

Lowest listed local program price: Free, Santa Barbara County Public Health Department, Environmental Health Services.

Well water

Santa Barbara County Free Private Well Water Testing Program

Free

Arsenic
Iron
Nitrate
E. coli

Register online at centralcoastwelltesting.org, the site run by Rural Community Assistance Corporation (RCAC), which the county's Environmental Health page links to for a free well assessment that includes sample collection.

Order a test

Who can use it: Households in Santa Barbara County that rely on private or shared groundwater wells for drinking water

Checked October 2, 2026. Official page · Report a change

See statewide tests and certified-lab lists for California.

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