Joint Board of Directors of the Tri-Dam Project/
Commissioners of the Tri-Dam Power Authority
Oakdale Irrigation District Directors
Gail Altieri
Herman Doornenbal
Gary Osmundson
Linda Santos
Steve Webb
South San Joaquin Irrigation District Directors
John Holbrook
Bob Holmes
Dave Kamper
Dale Kuil
Ralph Roos
Members of the Joint Board of Directors and Commissioners may be contacted through their
respective irrigation district offices.
Oakdale Irrigation District (209) 847-0341
South San Joaquin Irrigation District (209) 249-4600
Tri-Dam Project Staff
General Manager, Ron Berry
(209) 965-3996, ext. 120
RBerry@TriDamProject.com
Finance and Administrative Manager, Rick Dodge
(209) 965-3996, ext. 123
RDodge@TriDamProject.com
License Compliance Coordinator / Tulloch, Susan Larson
(209) 965-3996, ext. 148
SLarson@TriDamProject.com
Maintenance Supervisor, Troy Hammerbeck
(209) 965-3996, ext. 194
THammerbeck@TriDamProject.com
(Interim) Operations Supervisor, Thom Hardie
(209) 965-3996, ext. 121
THardie@tridamproject.com