Home Page

History of the Roza

Geographical Information

District Rules and Regulations

Water Quality Program


RRA Rules & Regulations


Board of Directors

Water Ordering Information

District Projects

Current News

Other Links




P. O. Box 810

125 S. 13th St.

Sunnyside, WA  98944

Phone (509) 837-5141

    Fax (509) 836-4807







Scott Revell – Manager/Secretary/Treasurer

Wayne Sonnichsen - Assistant Manager - Engineering

Kristel Espinoza– Assessment Clerk/Assistant Secretary

Jody Williams - Bookkeeper/Assistant Treasurer

Ron Van Gundy -  Policy Director

Customer Service

For questions regarding billing, payments, assessments, RRA Regulations and service:

Kristel Espinoza -  Assessment Clerk/Assistant Secretary


Finance Department

Jody Williams - Bookkeeper/Assistant Treasurer

Engineering Department

For questions regarding segregations and short plats, facility upgrades, licenses and general engineering matters:

Wayne Sonnichsen - District Engineer

Rhoda Benson- Engineer

Diana Frey - Engineering Tech

Steve Hayman - Engineering Tech

Field Operations

For questions about water delivery:  

Clay Bohlke - Head Watermaster (Middle Division)  509-836-2248

Dave Rollinger - Assistant Watermaster

Dave Clampitt - Assistant Watermaster

Sonny Miller  - Lead Ditchrider (Upper End)   509-877-3880

Bob Schwisow -Lead Ditchrider (Lower End)   509-973-2441

For questions about district maintenance:

Dana Carr - Maintenance Supervisor  509-837-4157

J.C. Soto - Fleet Equipment Supervisor  509-837-4157


Health & Safety Department

Tim King- Health/Safety Coordinator 509-837-5141                



Past Directors and Officers