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The USGS Volcano Hazards Program office is located in Reston, Virginia. Staff from each of the five U.S. Volcano Observatories and the Volcano Disaster Assistance Program work to accomplish the objectives of the Program office. 

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U.S. Volcano Observatories

For regional questions, contact one of the five U.S. volcano observatories below. For general questions about volcanoes in the U.S. or about website issues, contact [email protected].

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Contacts

Gari Mayberry

Volcano Hazards Program Coordinator
Volcano Hazards Program

Wendy K. Stovall, Ph.D.

Associate Program Coordinator
Volcano Hazards Program
Phone
360-993-8911

Christina A. Neal

Science Center Director
Volcano Science Center
Phone
907-786-7458

Jacky Verna

Supervisory Financial Specialist
Volcano Science Center
Phone
360-993-8953

Jacob B. Lowenstern

Director, Volcano Disaster Assistance Program
Volcano Hazards Program
Phone
360-993-8946

Matt M. Haney

Scientist-in-Charge
Alaska Volcano Observatory
Phone
907-786-7111

Ken Hon, Ph.D.

Scientist-in-Charge
Hawaiian Volcano Observatory
Phone
808-967-8853

David Phillips, Ph.D.

Deputy Scientist-in-Charge
Hawaiian Volcano Observatory
Phone
808-967-8827

Jon Major

Scientist-in-Charge
Cascades Volcano Observatory
Phone
360-993-8927

Andrew Todd Calvert, Ph.D.

Scientist-in-Charge
California Volcano Observatory
Phone
650-329-5276

Michael Poland

Scientist in Charge
Yellowstone Volcano Observatory
Phone
360-993-8900

Employee Directory

Job Title
Name
Email
Phone
Volcanologist Nathan Andersen [email protected] 360-993-8900
Scientist Emeritus Victoria F. Avery [email protected]
Data Scientist Marco Bagnardi, Ph.D. [email protected]
Geographer Joseph A. Bard [email protected] 360-993-8908
Research Social Scientist Beth A. Bartel [email protected]
Volcano Seismologist Ninfa L. Bennington, Ph.D. [email protected] 808-967-8803
Geologist (NAGT) Emily Bryant [email protected] 360-993-8992
Scientist-in-Charge Andrew Todd Calvert, Ph.D. [email protected] 650-329-5276
Geophysicist Jefferson C Chang, Ph.D. [email protected] 808-967-8818
Hydrologic Technician Tami S Christianson [email protected] 360-993-8945
Gas Geochemist Laura Clor [email protected] 360-993-8993
Research Geologist, Alaska Volcano Observatory Michelle L. Coombs, Ph.D. [email protected] 907-786-7403
Geophysicist Amberlee P. Darold [email protected] 360-993-8924
Senior Management Officer Josie Davidson [email protected] 703-648-5436
Research Geophysicist Chanel Deane [email protected]
Volcanologist Natalia Irma Deligne [email protected]
Research Geophysicist Roger Patrick Denlinger, Ph.D. [email protected] 360-993-8904
Volcanologist - VDAP Angie Diefenbach [email protected] 360-993-8957
Volcanologist Hannah R. Dietterich, Ph.D. [email protected] 907-786-7474
Volcanologist Drew T. Downs [email protected] 808-967-7328
Emeritus/USGS-CVO Outreach Coordinator (1995-2022) Carolyn Driedger [email protected]
Geophysicist: Geodetic Network Manager Andria (Andi) P. Ellis [email protected] 808-967-8814
Research Geophysicist Ashton F. Flinders, Ph.D. [email protected] 808-967-8825
Research Mathematician David L George, Ph.D. [email protected] 360-993-8932
Geologist, IT Systems Administration Scott E. Graham [email protected] 360-993-8965
Volcanologist - VDAP Julia Griswold [email protected] 360-993-8949
Scientist-in-Charge Matt M. Haney [email protected] 907-786-7111
Volcano Stratigrapher Christopher Harpel
Scientist-in-Charge Ken Hon, Ph.D. [email protected] 808-967-8853
Administrative Operations Assistant Anthony C. Isham 360-993-8962
Research Hydrologist Emeritus Richard M. Iverson [email protected] 360-993-8920
Management Analyst Sara Jivanjee
Research Geophysicist Ingrid A. Johanson [email protected] 808-967-8838
Volcanologist Emily R. Johnson, PhD [email protected] 360-993-8972
Research Geophysicist Arthur Jolly [email protected]
Gas Geochemist Peter Kelly [email protected] 360-993-8950
Research Physicist Christoph Kern [email protected] 360-993-8922
Geophysicist Rebecca L. Kramer [email protected] 360-993-8930
Geologist Hannah Kruse [email protected] 360-993-8900
Geophysicist Martin LaFevers 360-993-8902
Volcanic Geochemist Allan Lerner [email protected]
Research Geologist Matthew Loewen [email protected] 907-786-7036
Director, Volcano Disaster Assistance Program Jacob B. Lowenstern [email protected] 360-993-8946
Petrologist Jordan Lubbers [email protected] 907-786-7118
Volcanologist - Petrologist Kendra J. Lynn, Ph.D. [email protected] 808-967-8844
Volcano Geophysicist John Lyons [email protected] 907-786-7422
Scientist-in-Charge Jon Major [email protected] 360-993-8927
Research Volcanologist Charles W. Mandeville [email protected] 571-286-2304
Geologist - USGS/Affiliated Volcanologist - Global Volcanism Program, Smithsonian Institution JoAnna G. Marlow [email protected]
Associate Director, VDAP Jeffery Marso 360-993-8928
Physical Volcanologist Larry G. Mastin, Ph.D. [email protected] 360-993-8925
Volcano Hazards Program Coordinator Gari Mayberry [email protected]
Volcano Seismologist Wendy McCausland [email protected] 360-993-8985
Operational Geophysicist Megan McLay [email protected] 360-993-8994
Physical Science Technician Robert Mertens 360-993-8973
Field Engineer Brian Meyers
Facility Operations Manager William J. Million [email protected] 808-967-8872
Research Geophysicist Michael Albert Mitchell, Ph.D. [email protected] 650-329-5083
Research Geophysicist, Volcano Geodesist Emily Montgomery-Brown [email protected] 650-329-5227
Volcano Seismologist Seth Moran, Ph.D. [email protected] 360-993-0925
Geologist Adam R. Mosbrucker [email protected] 360-993-8975
Volcanologist Patricia A. Nadeau [email protected] 808-967-7328
Volcanologist Emeritus Manuel Nathenson [email protected] 650-329-5292
Science Center Director Christina A. Neal [email protected] 907-786-7458
Hydrogeochemist Emeritus D. Kirk Nordstrom [email protected] 303-541-3037
Volcanologist Sarah E. Ogburn, PhD (she/her/hers) [email protected] 360-993-8983
Information Technology Specialist Charles T. Olin [email protected] 907-786-7072
Volcanologist Tim R. Orr [email protected] 907-786-7046
Mendenhall Postdoctoral Fellow Tyler G Paladino, Ph.D. [email protected]
Administrative Operations Assistant Jonathan Parrish [email protected] 360-993-8973
Research Geologist Matthew Patrick, Ph.D. [email protected] 808-967-8861
Supervisory Geophysicist Benjamin A. Pauk [email protected] 360-993-8992
Research Geophysicist Jeremy D. Pesicek, Ph.D. [email protected] 360-993-8998
Administrative Operations Assistant Kevin H. Pesola [email protected] 360-993-8963
Deputy Scientist-in-Charge David Phillips, Ph.D. [email protected] 808-967-8827
Center Safety Manager Taryn M. Plummer [email protected] 907-786-7107
Scientist in Charge Michael Poland [email protected] 360-993-8900
Volcano Seismologist John A. Power [email protected] 907-786-7426
Geologist David W. Ramsey [email protected] 360-993-8978
Software Engineer Michael Randall 360-993-8991
Geophysicist Cyrus Whitney Read [email protected] 907-786-7469
Physical Science Technician Aaron P. Rinehart [email protected]
Geologist Joel E. Robinson
Volcanologist Emeritus William E Scott [email protected] 360-993-8942
Volcanologist Sally Sennert [email protected] 202-633-1805
Media Lead - Natural Hazards Steven Sobieszćzyk [email protected] 503-853-3425
Supervisory Hydrologic Technician Kurt Spicer [email protected] 360-993-8944
Geomorphologist, Physical Geographer Dennis Michael Staley [email protected] 907-786-7423
Associate Program Coordinator Wendy K. Stovall, Ph.D. [email protected] 360-993-8911
Electronic Engineering Technician Kelly J. Swinford [email protected] 360-993-8956
Volcano Seismologist Weston Thelen [email protected] 360-993-8977
Research Geologist Frank Trusdell [email protected] 808-967-8812
Research Geologist James W. Vallance [email protected] 360-993-8959
Volcanologist Alexa Van Eaton, Ph.D. [email protected] 360-993-8955
Supervisory Financial Specialist Jacky Verna 360-993-8953
Volcanologist Kristi L. Wallace [email protected] 907-786-7497
Research Geophysicist Aaron Wech [email protected] 907-786-7464
Volcano Seismologist — VDAP Jay Wellik [email protected] 360-993-8995
Volcanologist - VDAP Heather M. Wright [email protected] 360-993-8916
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