District Staff
John O’Callaghan, Secretary/Manager
Kellie Pierson-Geddes, Assistant Secretary/Treasurer
Eric Dixon, Assistant Manager
Brian Scott, Chief Engineer
Mylan Muhlestein, Human Resources Manager
Bob King, Fleet Manager
Rafael Garcia, Assistant Fleet Manager
Matt Morgan, Aquatics Program Manager
Casey Hill, Terrestrial Program Manager
Dan Johnson, Purchasing & Facilities Supervisor
Mike Davis, Field Superintendent
Ryan Petersen, Pump & Electrical Supervisor
Aron Ault, Drainage Supervisor
Allan Scott, GIS Coordinator/Network Administrator
Tyson Poe, District Engineer
Brian Smith, Assistant District Engineer
Candice Kildall, Hydrologist
Thoa Pham, Water Quality Technician
Brock Keller, Water Quality Technician
Terrie Larson, Executive Assistant
Kristal Ornelas, RRA Technician
Desiree Gilson, Accountant
Nikki Barclay, Accounts Payable Clerk
Daniela Martinez, Accounting Clerk
Ryan Lowry, Accounting/Engineering Clerk
Recent Retirees
Chuck Eagy, Wahluke Watermaster, 2003-2024
Chris Alred, Accounting Clerk 2015-2022
Tony Marlow, Agronomist 2018-2021
Dave Solem, Secretary/ Manager 2010-2021
Helen Chism, RRA Technician 1986-2021
Robert (Buck) Jessop, Heavy Equipment Operator 2000-2020
Karin Neely, Executive Assistant 1999-2020
Tony Eveland, Drainage Technician 1977-2019
Tony Walsh, Assistant Manager/Chief Engineer 2000-2019
Mike Hamilton, Assistant Secretary/Treasurer 2003-2018
Richard Lemargie, District Attorney 1985-2018
Sam Redding, Electrician 1990-2018
Peggy Warren, Eltopia Watermaster Clerk 1995-2018
Walt Cobble, Relief Ditchrider 1995-2017
Allen Kulp, Mesa Assistant Watermaster 1997-2017
Pam Niles, Accounting Clerk 1991-2017
Michael Dillard, Mattawa Watermaster 1989-2016
Craig Yager, Heavy Equipment Operator 2005-2016
Robert (Fred) Fredrikson, Relief Ditchrider 1978-2015
Rich Hill, Superintendent of Field Operations 1984-2015
Roy Olivera, Relief Ditchrider 1989-2014
Duncan Kirk, Support Service Supervisor 1996-2012
Darrel Reed, Wahluke Watermaster 1990-2018
