Skip to main content
U.S. flag

An official website of the United States government

Region 12: Pacific Islands (American Samoa, Hawaii, Guam, Commonwealth of the Northern Mariana Islands)

We conduct impartial, multi- and interdisciplinary research and monitoring on natural-resource issues that impact the quality of life of the citizens of Hawaii, American Samoa, Guam, and the Northern Marianas. The Regional Office, based in Portland, Oregon, provides science center oversight and support and facilitates collaborations and partnerships in advancing USGS strategic science directions.



Mauna Loa Has Begun Erupting


Passive Sampling to Detect Groundwater Contaminants at Coral Reefs


David Applegate Sworn In as Director of the U.S. Geological Survey