Lab Contacts By State

WPDN Public Contact Information

Choose a state to see contact information.

Alaska American Samoa Arizona California Guam Hawaii Idaho Nevada New Mexico Oregon Utah WashingtonContacts navigation map

Alaska

Lab Address Staff to Contact

Cooperative Extension Service 
Anchorage Outreach and Extension Center
University of Alaska Fairbanks

University of Alaska, Fairbanks
1840 Bragaw, Suite 100
Anchorage, AK 99508

Gino Graziano
907-786-6315

American Samoa

Lab Address Staff to Contact
American Samoa Community College
Division of Agriculture, Community and Natural Resources
 
American Samoa Community College
Division of Agriculture, Community and Natural Resources
P.O. Box 5319
Pago Pago, AS 96799
Attn: Mark Schmaedick
Mark Schmaedick, Entomologist
684-699-1575 ext 226
684-733-2112

Arizona

Lab Address Staff to Contact
Arizona Department of Agriculture
State Agricultural Laboratory

WPDN triage lab:
fungi, bacteria, viruses, nematodes, insects, weeds
Arizona Department of Agriculture
State Agricultural Laboratory
2422 West Holly St.
Phoenix, AZ 85009
Attn: Dave Mills
Dave Mills
602-744-4915
Doug Marsh
602-744-4915
Ron Ykema
602-744-4907
University of Arizona, Maricopa
Maricopa Agricultural Center

WPDN triage lab:
insects, urban ecology
Maricopa Agricultural Center
37860 W. Smith-Enke Road
Maricopa, AZ 85239
Attn: Dawn Gouge
Dawn Gouge
520-381-2223
University of Arizona, Tucson
School of Plant Sciences

WPDN triage lab:
fungi, bacteria, nematodes, viruses
School of Plant Sciences
1140 E. South Campus Drive
Forbes Room 204
Tucson, AZ 85721
Attn: Mary Olsen
Mary Olsen
520-626-2681
University of Arizona, Tucson
School of Plant Sciences
 
School of Plant Sciences
1140 E. South Campus Drive
Forbes Room 204
Tucson, AZ 85721
Attn: Ursula Schuch
Ursula Schuch
520-621-1060
University of Arizona, Tucson
School of Plant Sciences

WPDN triage lab:
viruses
School of Plant Sciences
1140 E. South Campus Drive
Forbes Room 204
Tucson, AZ 85721
Attn: Zhongguo Xiong
Zhongguo Xiong
520-621-9869
University of Arizona, Tucson
School of Plant Sciences

WPDN triage lab:
fungi
School of Plant Sciences
1140 E. South Campus Drive
Forbes Room 204
Tucson, AZ 85721
Attn: Barry Pryor
Barry Pryor
520-626-5312
University of Arizona, Tucson
School of Plant Sciences

WPDN triage lab:
viruses, vector biology
School of Plant Sciences
1140 E. South Campus Drive
Forbes Room 303
Tucson, AZ 85721
Attn: Judith Brown
Judith Brown
520-621-1402
University of Arizona, Tucson
Department of Entomology

WPDN triage lab:
insects
Department of Entomology
1140 E. South Campus Drive
Forbes Room 410
Tucson, AZ 85721
Attn: Carl Olson
Carl Olson
520-621-5925
University of Arizona, Tucson
University Herbarium

WPDN triage lab:
weeds
University Herbarium
1130 E. South Campus Drive
Tucson, AZ 85721
Attn: Phil Jenkins
Phil Jenkins
520-621-7243
University of Arizona, Tucson
School of Plant Sciences

WPDN triage lab:
nematodes
School of Plant Sciences
1140 E. South Campus Drive
Forbes Room 303
Tucson, AZ 85721
Attn: Mike McClure
Mike McClure
520-621-7161
University of Arizona, Yuma
Yuma Mesa Agricultural Center

WPDN triage lab:
fungi, bacteria, viruses, nematodes
Yuma Mesa Agricultural Center
2186 W. County 15th Street
Somerton, AZ 85350
Attn: Mike Matheron
Mike Matheron
928-782-5863
University of Arizona, Yuma
Yuma Valley Agricultural Center

WPDN triage lab:
insects
Yuma Valley Agricultural Center
6425 W. 8th Street
Yuma, AZ 85364
Attn: John Palumbo
John Palumbo
928-782-3836

California

Lab Address Staff to Contact

California Department of Food and Agriculture
Plant Health and Pest Prevention Services
Plant Pest Diagnostics Center

California Department of Food and Agriculture
3294 Meadowview Road
Sacramento, CA 95832

Umesh Kodira, Ph.D.
Phone: 916-738-6664
Fax: 916-262-1190

Guam

Lab Address Staff to Contact
University of Guam
Plant Diagnostic and Education Center
 
Plant Diagnostic and Education Center
ANR/CES/UOG
UOG Station
Mangilao, GU 96923
Attn: Aubrey Moore
Aubrey Moore, Entomologist
671-735-2086
Robert Schlub, Plant Pathologist
671-735-2089
Roger Brown, Diagnostician
671-735-2094

Hawaii

Lab Address Staff to Contact
Agricultural Diagnostic Services Center - Entomology
College of Tropical Agriculture and Human Resources
Agricultural Diagnostic Service Center - Entomology
College of Tropical Agriculture and Human Resources
3050 Maile Way
Honolulu, HI 96822
Attn: Dick Tsuda
Dick Tsuda
808-956-6742
Agricultural Diagnostic Services Center - Hilo
Komohana Research and Extension Center
Agricultural Diagnostic Service Center - Hilo
Komohana Research and Extension Center
875 Komohana St.
Hilo, HI 96720
Attn: Brian Bushe
Brian Bushe
808-969-5211
Agricultural Diagnostic Services Center - Manoa
College of Tropical Agriculture and Human Resources
Agricultural Diagnostic Services Center - Manoa
College of Tropical Agriculture and Human Resources
1910 East-West Road, Sherman 124
Honolulu, HI 96822
Attn: Desmond Ogata
Desmond Ogata
808-956-8053
Hawaii Department of Agriculture
Entomology
Hawaii Department of Agriculture
Entomology
1428 S. King St.
Honolulu, HI 96814
 
Hawaii Department of Agriculture
Plant Pathology
Hawaii Department of Agriculture
Plant Pathology
1428 S. King St.
Honolulu, HI 96814
Attn: Mann Ko
Mann Ko
808-973-9547
University of Hawaii
Agrosecurity Laboratory
University of Hawaii
College of Tropical Agriculture and Human Resources
Plant and Environmental Protection Sciences
3190 Maile Way, St. John 315
Honolulu, HI 96822

Michael Melzer
808-956-7887

Tomie Vowell
808-956-8054

Idaho

Lab Address Staff to Contact
Idaho State Department of Agriculture
Plant Pathology Lab
Idaho State Department of Agriculture
Plant Pathology Lab
2230 Old Penitentiary Rd
Boise, ID 83712
Attn: Liz Vavricka
Liz Vavricka
208-332-8640
Idaho State Department of Agriculture
Plant Industry Division/Entomology
Idaho State Department of Agriculture
Plant Industry Division/Entomology
2270 Old Penitentiary Rd.
Boise, ID 83712
Attn: Paul Castrovillo
Paul Castrovillo, Entomologist
208-332-8620
University of Idaho
Plant Pathology
University of Idaho
Plant Pathology
29603 U of I Lane
Parma, ID 83660
Attn: JamesWoodhall
James Woodhall
208-722-6701

Nevada

Lab Address Staff to Contact
Nevada Department of Agriculture
Plant Pathology Lab
Nevada Department of Agriculture
Plant Pathology Lab
405 South 21st Street
Sparks, NV 89431
Attn: Shouhua Wang
Shouhua Wang
775-353-3765
Nevada Department of Agriculture
Entomology Lab
Nevada Department of Agriculture
Entomology Lab
405 South 21st Street
Sparks, NV 89431
Attn: Jeff Knight
Jeff Knight
775-353-3767

New Mexico

Lab Address Staff to Contact
New Mexico State
Plant Diagnostic Clinic
NMSU-CES
Box 30003, MSC 3AE
Las Cruces, NM 88003
Attn: Natalie Goldberg
Jason French
575-646-1965
Natalie Goldberg
575-646-1965

Oregon

Lab Address Staff to Contact
Oregon Department of Agriculture
Plant Health Lab
Oregon Department of Agriculture
Plant Health Lab
635 Capital Street NE
Salem, 97301
Attn: Shawn Meng

Elizabeth A. Savory
Plant Health Program Manager
503-986-4570

Chris Benemann
503-986-4678

OSU Plant Clinic
Oregon State University
 

OSU Plant Clinic
1089 Cordley Hall,
Corvallis, OR 97331-2903

 

Melodie Putnam
541-737-3472

Maryna Serdani

Utah

Lab Address Staff to Contact

Utah Plant Pest Diagnostic Lab   

Utah State University

Utah State University      
5305 Old Main Hill
Logan, UT 84322

Claudia Nischwitz
435-797-7569

Ryan Davis, Entomology
435-797-2435

Washington

Lab Address Staff to Contact
Washington State Department of Agriculture
Pest Program
Washington State Department of Agriculture
P.O. Box 42560
Olympia, WA 98504
Attn: Chris Looney

Jennifer Falacy
360-664-8974

Chris Looney
Entomologist
360-902-2063

WSU Pant & Insect Diagnostic Laboratory
(in Puyallup, for Western Washington diagnostics)
 

Washington State University
WSU Puyallup Research and Extension Center
2606 W Pioneer
Puyallup, WA 98371

Jenny Glass
253-445-4582

WSU Plant Pest Diagnostic Clinic
(in Pullman, for Eastern Washington diagnostics)

For the digital submission of agricultural problems for diagnosis use: 
WSU Plant & Pest Diagnostic eNetwork (PPDeN)

Clinic USPS mailing address:
Plant Pest Diagnostic Clinic
Department of Plant Pathology
P.O. Box 646430
Pullman, WA  99164-6430

Rachel Bomberger
509-335-3292