Benton County Public Works Department Location
Benton County Courthouse
620 Market Street
P.O. Box 1001
Prosser, Washington 99350
Telephone: (509) 786-5611
NOTE: Please contact our office at (509) 786-5611 or (509) 736-3084 if you notice potholes, debris, dead animals, or any other obstruction on any County road, or if you notice any signs missing or knocked down.
After hours and weekends, please call non-emergency dispatch at (509) 628-0333 or email us at publicworks@co.benton.wa.us
Staff Contacts
Matt Rasmussen, PE, PLS
Public Works Administrator
Robert Blain
Public Works Manager
Grant DeJongh
Assistant Operations Manager
Public Works
General email account