Western Integrated Pest Management Center





The Western IPM Center website has moved.


Please visit our new site at westernipm.org





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Subscribe to receive email updates from the Western IPM Center.

If you need help solving pest problems or want to learn more about IPM in your area, click on your state.

Western region states map Alaska Arizona California Colorado Hawaii Idaho MOntana Montana Nevada New Mexico Oregon Utah Washington Wyoming Guam N. Mariana Islands Micronesia American Samoa

Or, find a county extension expert in your state.


The Western Integrated Pest Management Center is one of four regional centers established by the United States Department of Agriculture to promote IPM practices and research. We serve 13 Western states and the Pacific Island territories.

To learn more about Center activities and accomplishments, click the fliers to the right.


Director: Jim Farrar
(530) 750-1271

Associate Director: Matt Baur
(530) 750-1270

Writer: Steve Elliott
(530) 750-1269

Co-Director &
Principal Investigator:

Kassim Al-Khatib
University of California, Davis
(530) 750-1249

Co-Director: Peter Ellsworth
University of Arizona
(520) 568-2273, ext. 225

Co-Director: Paul Jepson
Oregon State University
(541) 737-9082

The Western IPM Center is headquartered in the UC Agriculture and Natural Resources Building at 2801 Second Street, Davis, CA 95618.

The Western Region Includes: AK · AS · AZ · CA · CO · FM · GU · HI · ID · MP · MT · NM · NV · OR · UT · WA · WY ~ IPM In Other States · Find an Expert

Visit another site in the national network: NATIONAL | NORTHEASTERN | SOUTHERN | NORTH CENTRAL