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Justin Clark

Justin Clark

Research Technician

Gerba Lab

Water & Energy Sustainable Technology (WEST) Center

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Department of Environmental Science

1177 E. 4th Street
P.O. Box 210038
Tucson, Arizona 85721-0038

Phone: 520-621-1646

Office Hours: 8AM-5PM, Monday through Friday, closed for lunch 12-1PM

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We respectfully acknowledge the University of Arizona is on the land and territories of Indigenous peoples. Today, Arizona is home to 22 federally recognized tribes, with Tucson being home to the O’odham and the Yaqui. The university strives to build sustainable relationships with sovereign Native Nations and Indigenous communities through education offerings, partnerships, and community service.

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