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Please note the Imperial County Public Health Department will be open for appointments only. Department staff will be available to provide assistance by phone to members of the community who have questions related to any of the Department’s essential services.

Phone assistance will be available Monday through Friday from 8:00 am to 12:00 pm and 1:00 pm to 5:00 pm. The office will be closed for lunch from 12:00 pm to 1:00 pm. This shall remain in effect until further notice.

Water Testing

Close up of laboratory flasks filled with liquid

The Water Testing Laboratory is part of the Imperial County Department of Public Health Laboratory. The Water Testing Laboratory performs drinking water testing as required and assists in ensuring safe drinking and source waters by testing samples provided Environmental Health Department in support of Public Health regulations. The Water Testing Laboratory also assists other organizations and agencies with monitoring projects requiring accurate microbiological testing, so that the organizations may comply with regulations and improve water quality.

The Water Testing Laboratory performs testing for the public of private drinking water sources on a limited basis. Please contact the Laboratory for further information, fees, sampling instructions and collection devices. (442) 265-1427.


Continued certification from the State of California Department of Health Services Environmental Laboratory Accreditation Program (CA-ELAP)

Certification number: 1773