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Meet the People

Discover who is doing what in our office

Technical Contacts

At USGS our scientists are dedicating their time and effort to develop learning opportunities in water sciences for audiences ranging from K-12 youth, college and graduate students, to citizen scientists throughout the U.S.

Locations

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Contacts

Joanna Thamke

Center Director
Oregon Water Science Center
Phone
971-710-9782

Alexandra Etheridge

Associate Director for Hydrologic Studies
Oregon Water Science Center
Phone
503-593-1837

Andrew L Kerslake

Administrative Officer
Oregon Water Science Center
Phone
971-645-7957

Marc A Stewart

Deputy Director for Data
Oregon Water Science Center
Phone
541-776-4258

Employee Directory

Job Title
Name
Email
Phone
Acting Supervisory Hydrologic Technician Jonathan W Shannon jshannon@usgs.gov
Administrative Officer Andrew L Kerslake kerslake@usgs.gov 971-645-7957
Administrative Operations Assistant Jared Lutrus jlutrus@usgs.gov 503-730-6704
Associate Director for Hydrologic Studies Alexandra Etheridge aetherid@usgs.gov 503-593-1837
Budget Analyst Peter Koestner pkoestner@usgs.gov 503-730-6709
Center Director Joanna Thamke jothamke@usgs.gov 971-710-9782
Deputy Director for Data Marc A Stewart mastewar@usgs.gov 541-776-4258
Ecologist Casie Smith cassandrasmith@usgs.gov 541-383-5589
Ecologist David R Piatt dpiatt@usgs.gov 971-201-9645
Engineering Technician (Civil) Frank S Johnson fsjohn@usgs.gov 541-776-4283
Geomorph Team Lead J. Rose Wallick rosewall@usgs.gov
Hydrologic Field Assistant Wesley D Munck wmunck@usgs.gov
Hydrologic Field Assistant Melanie Greenfield mgreenfield@usgs.gov
Hydrologic Field Assistant Jillian R. Garsjo jgarsjo@usgs.gov
Hydrologic Field Assistant Scott Stoner sstoner@usgs.gov
Hydrologic Field Assistant Reagan L Thomas rlthomas@usgs.gov
Hydrologic Technician Bradley P Smith bpsmith@usgs.gov
Hydrologic Technician Justin Willhite jwillhite@usgs.gov 503-679-0591
Hydrologic Technician Jay Spillum jspillum@usgs.gov 503-730-6705
Hydrologic Technician Bryan N Coorlim bcoorlim@usgs.gov 541-776-4282
Hydrologic Technician Jacob A Flinn jflinn@usgs.gov
Hydrologic Technician Chris Galvin cgalvin@usgs.gov
Hydrologic Technician Matthew S Pachla mpachla@usgs.gov
Hydrologic Technician Amarys Acosta aacost@usgs.gov
Hydrologic Technician Thomas P Craig tcraig@usgs.gov 541-776-4281
Hydrologic Technician Ann M McGowan ammcgowa@usgs.gov
Hydrologic Technician Carrie L Boudreau cboudrea@usgs.gov 503-484-0055
Hydrologic Technician Heather M Bragg hmbragg@usgs.gov
Hydrologic Technician Scott M Deweese deweese@usgs.gov
Hydrologic Technician Amy M Brooks ambrooks@usgs.gov
Hydrologic Technician Tiffany Jacklin tiffany@usgs.gov
Hydrologic Technician Jason A Brock jabrock@usgs.gov 971-221-5964
Hydrologic Technician Cara E Christofferson cchristofferson@usgs.gov 503-347-9820
Hydrologic Technician Adam Gibson agibson@usgs.gov
Hydrologic Technician Colby W Brown colbybrown@usgs.gov
Hydrologic Technician Tasha Albertson-Herberholz lalbertson-herberholz@usgs.gov 971-533-6494
Hydrologic Technician Scott Elsworth selsworth@usgs.gov
Hydrologic Technician Vanessa Rodgers vrodgers@usgs.gov
Hydrologic Technician Miles Mayer mmayer@usgs.gov
Hydrologic Technician Max Price mqprice@usgs.gov 541-776-4256
Hydrologic Technician Zachary Leininger zleininger@usgs.gov
Hydrologic Technician Celeste M Huss chuss@usgs.gov
Hydrologic Technician Ali Moss amoss@usgs.gov 541-891-0430
Hydrologic Technician Paul Gerber pgerber@usgs.gov 503-758-6010
Hydrologic Technician Georgia Michael gmichael@usgs.gov
Hydrologic Technician Garrett C Mansholt gmansholt@usgs.gov
Hydrologic Technician William A Ault wault@usgs.gov
Hydrologic Technician Eric Ligmond eligmond@usgs.gov 503-729-6235
Hydrologic Technician Robert M. Taylor rmtaylor@usgs.gov 509-212-3745
Hydrologic Technician Cayla Shirley cshirley@usgs.gov
Hydrologic Technician Benjamin Thorpe bthorpe@usgs.gov
Hydrologic Technician Kyle G. Flannery kflannery@usgs.gov
Hydrologic Technician Morgan Van Aken mvanaken@usgs.gov
Hydrologic Technician Danial Polette dpolette@usgs.gov
Hydrologic Technician Wyatt E Barrs wbarrs@usgs.gov 971-334-3408
Hydrologic Technician Robert Schenker rschenker@usgs.gov (503) 577-8276
Hydrologic Technician William Roberts wdrobert@usgs.gov
Hydrologic Technician Itziar Lopez Zandueta ilopezzandueta@usgs.gov
Hydrologic Technician Katie J. Baker kbaker@usgs.gov 503-729-0063
Hydrologic Technician Toni Trottier ttrottier@usgs.gov (541) 776-4256
Hydrologic Technician Michael J Sarantou sarantou@usgs.gov
Hydrologic Technician Adam M Ostman aostman@usgs.gov
Hydrologic Technician Joshua R Price jrprice@usgs.gov
Hydrologic Technician Paul Strohmayer pstrohmayer@usgs.gov 503-730-6707
Hydrologic Technician David Weathers dweathers@usgs.gov
Hydrologic Technician Paige Preston ppreston@usgs.gov 971-442-1890
Hydrologist Sean Payne spayne@usgs.gov
Hydrologist Matthew Yates myates@usgs.gov
Hydrologist Paul Diaz, Jr. pdiaz@usgs.gov 541-776-4259
Hydrologist Krista Jones kljones@usgs.gov
Hydrologist Nora Herrera nherrera@usgs.gov
Hydrologist Will Long wlong@usgs.gov 541-891-0987
Hydrologist Micelis C Doyle mcdoyle@usgs.gov
Hydrologist Rod L Owre rowre@usgs.gov
Hydrologist Joseph J Kennedy jjkennedy@usgs.gov
Hydrologist James White jameswhite@usgs.gov
Hydrologist Mackenzie Keith mkeith@usgs.gov 503-320-8094
Hydrologist Annett Sullivan annett@usgs.gov
Hydrologist Max Schwid mschwid@usgs.gov (503) 758-5589
Hydrologist Anna Maher annamaher@usgs.gov
Hydrologist Karen Bartelt kbartelt@usgs.gov
Hydrologist Julia Grabowski jgrabowski@usgs.gov
Hydrologist Jonathan Haynes jhaynes@usgs.gov
Hydrologist Amy Yoder ayoder@usgs.gov 541-891-3379
Hydrologist Gregory Lind glind@usgs.gov
Hydrologist Tanner Tibbetts ttibbetts@usgs.gov 971-710-9782
Hydrologist Erin Poor epoor@usgs.gov 971-201-5978
Hydrologist Daniel R Wise dawise@usgs.gov
Hydrologist Susan Wherry swherry@usgs.gov
Hydrologist Noah Schmadel nschmadel@usgs.gov
Hydrologist Caelan E Simeone csimeone@usgs.gov
Hydrologist Kurt D Carpenter kdcar@usgs.gov
Hydrologist Heather Bervid hbervid@usgs.gov
Hydrologist Brandon T Overstreet boverstreet@usgs.gov 541-419-8140
Hydrologist (Former Employee) Laurel Stratton Garvin lstratton@usgs.gov
Hydrologist, Water-Quality Specialist Chauncey Anderson chauncey@usgs.gov 971-288-7607
IT (Systems Administration) Dennis Powers dmpowers@usgs.gov 971-438-6554
IT Specialist Ryan J Heath rjheath@usgs.gov
Junior Budget Analyst Devan Tyrrell dtyrrell@usgs.gov 541-944-6358
Management Analyst Matthew D Dale mdale@usgs.gov 503-568-2550
Occupational Health and Safety Specialist Lori L Fischer lfischer@usgs.gov 503-348-2486
Public Affairs Specialist Lisa Hoaks lhoaks@usgs.gov 971-275-2484
Research Biologist Ian R Waite iwaite@usgs.gov
Research Chemist, Team Lead Elena Nilsen enilsen@usgs.gov
Research Hydrologist Jim Tesoriero tesorier@usgs.gov
Research Hydrologist Stephen B Gingerich sbginger@usgs.gov
Research Hydrologist Hank Johnson hjohnson@usgs.gov
Science Advisor Liam Schenk lschenk@usgs.gov 541-408-8731
Scientist Emeritus Marshall Gannett mgannett@usgs.gov
Scientist Emeritus Stewart Rounds sarounds@usgs.gov
Student Trainee (Hydrology) Justin VonTungeln jvontung@usgs.gov 541-273-8689
Ext: 213
Supervisory Hydrologic Technician Randy M Spitzer rspitzer@usgs.gov 541-324-0146
Supervisory Hydrologic Technician James B King jbking@usgs.gov
Supervisory Hydrologic Technician Jeffrey Paulat jpaulat@usgs.gov
Supervisory Hydrologist Justin K Reale, Ph.D. jreale@usgs.gov (503)593-1798
Supervisory Hydrologist Amanda Garcia cgarcia@usgs.gov
Supervisory Hydrologist Jeremiah Drewel jdrewel@usgs.gov 541-880-4782
Surface Water Specialist Adam Stonewall stonewal@usgs.gov
Water-Quality Specialist Anne Timm atimm@usgs.gov 971-469-3546