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Resources for Private Well Owners

Private Well Owners (PWOs) includes water users that rely upon groundwater wells operated independently of any large public water agency to supply water for drinking, or domestic uses, or commercial/industrial/institutional/recreational uses, or agricultural irrigation. PWOs include various types of uses/users, including:
  • Private wells serving up to four households for domestic use
  • Small water systems and their customers
  • Well users for commercial, industrial, recreational, or institutional uses
  • Agricultural irrigation wells

PWOs were engaged in the development of the Basin GSP and continue to be involved in the GSP implementation. A sustainably managed groundwater Basin benefits all users.

The Agency periodically solicits private well owners to serve as representatives on the Board. Terms are for 4 years. The most recent solicitation was in October 2025. The next schedule solicitation is anticipated for September, 2027 but may occur sooner if there is a vacancy

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Free Residential Well Water Quality Testing Program
The County of Santa Cruz has launched a free water quality testing program in Santa Cruz County for residents who rely on a household water well. Testing services are available in both English and Spanish. To schedule a free testing, call (844) 613-5152 or visit www.centralcoastwelltesting.org.