|COVID-19 Update on IRIS Operations Mar 27|
|Submit Your Proposal to the Simpson Innovation Fund Feb 24|
|Update #2 on Joint IRIS/UNAVCO Negotiations Feb 11|
|NSF Issues ‘Dear Colleague Letter’ on GAGE and SAGE Facilities Feb 5|
How do seismologists tell the difference between an explosion and an earthquake, when both shake the ground? Find out in this new animation!
This animation describes the geographic provinces of the Pacific Northwest, including the subducting plate, the subduction boundary, the Coast Range, the lowlands, and the Cascades mountain range.