PNSN | Pacific Northwest Seismic Network

Recent Earthquakes

Earthquakes Near Volcanoes

Volcano	Earthquakes
St. Helens
Rainier
Hood
Crater Lake
	30 Days Ago Now

Volcanoes without recent seismicity

Adams, Baker, Glacier Peak, Jefferson, Newberry, Three Sisters

Most Recent Earthquakes

Mag	Location	Age
2.3	46km SSW of Denio Junction, NV	7 h
3.9	47km W of Petrolia, CA	15 h
1.7	24.2 km from Monroe, WA	17 h
0.6	33.0 km from Mt St Helens, WA	18 h
1.2	0.9 km from Mt St Helens, WA	18 h
0.2	0.8 km from Mt St Helens, WA	19 h
0.0	0.7 km from Mt St Helens, WA	23 h
5.6	6km SSW of Petrolia, CA	1 d
3.3	5km SSW of Petrolia, CA	1 d
3.1	Off the coast of OR	1 d
0.4	0.8 km from Mt St Helens, WA	1 d
0.2	1.1 km from Mt St Helens, WA	1 d
0.4	11.8 km from Mt St Helens, WA	1 d
0.3	10.7 km from Mt St Helens, WA	2 d
2.2	189.9 km from Coos Bay, OR	2 d
4.6	Off the coast of OR	2 d
3.2	Off the coast of OR	2 d
2.9	223.7 km from Newport, OR	2 d
4.7	Off the coast of OR	2 d
4.2	Off the coast of OR	2 d
4.2	Off the coast of OR	2 d
5.4	Off the coast of OR	2 d
5.4	Off the coast of OR	2 d
5.0	Off the coast of OR	2 d
0.4	0.9 km from Mt St Helens, WA	2 d
2.1	12km WNW of Petrolia, CA	3 d
1.9	120.4 km from Boise, ID	3 d
1.0	1.5 km from Mt Hood, OR	3 d
3.2	off the coast of OR	3 d

Observations

An updated tremor monitoring system: A completely redesigned tremor location program and web interface is now available. The hourly tr...

OOPS - Correction to last post: I made some significant errors in my last post on ETS. I try to correct these here.

When is an ETS just T: Current ongoing Puget Sound deep tremor is probably NOT a real, classic ETS. There are several re...

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