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Geological Society of the Oregon Country (GSOC)
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Geological Society of the Oregon Country (GSOC)

Past Presidents

Geological Society of the Oregon Country (GSOC)
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July 16, 2024

2004 President Clay Kelleher

July 16, 2024/ Carol Hasenberg

This was Clay's second presidency of GSOC.  See 1995 for his bio.

2004 - CLAY KELLEHER

July 16, 2024/ Carol Hasenberg/
Kelleher, Group 3

Carol Hasenberg

  • 2003 President Sue Ikeda
  • 2005 President Charles Carter
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    • History
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Geological Society of the Oregon Country (GSOC)

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2024 Archive
2024 Archive

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Feb 1, 2025
Welcome New Members!
Feb 1, 2025

(Jan 2025)

Eli Ahern

Amy Chomowicz

Sean Herring

Jordan (Jojo) Kihn-Stang

Paul Leistner

Carol Mclatchie

Victor Richenstein

Keith Ronnholm

Conner Smith

Gerard Veley

Feb 1, 2025

Interested in geology news and casual conversation with other geology fans? Attend our Monthly Meetups!


Our monthly lectures and local field trips are open to all!

Lecture Videos

Want to come on in-depth overnight field trips led by professional geologists? Become a GSOC Member!


Questions about Geology? Ask in our Facebook Group!


Concerned about earthquake preparedness? Arrange for public speaking on Cascadia Earthquake Preparedness.


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Portland State University Department of Geology, our gracious host since 1971, offers undergraduate and graduate programs in geology, as well as free auditing for seniors.


Interested in Gems and Minerals?

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Rice Museum of Rocks & Minerals

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Oregon Agate and Mineral Society

Clackamette Mineral and Gem Club

Tualatin Valley Gem Club


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In the Bend area? Visit our sister club Central Oregon Geoscience Society!


Interested in fossils? Check out the North American Research Group.


GSOC • P.O. Box 80133 • Portland, OR 97280 • communications@gsoc.org