Mag Location Age

1.6

20.6 km from Morton, WA
6 h

1.7

20.9 km from Morton, WA
6 h

2.7

56 km WNW of Petrolia, CA
8 h

4.2

off the coast of OR
10 h

3.3

26 km W of Petrolia, CA
12 h

2.2

26 km WSW of Petrolia, CA
14 h

2.7

19 km W of Petrolia, CA
17 h

2.9

71 km WNW of Petrolia, CA
21 h

0.8

7.0 km from Mt Hood, OR
22 h

2.3

21 km W of Petrolia, CA
23 h

2.6

52 km W of Petrolia, CA
1 d

2.6

18 km NNW of Shelter Cove, CA
1 d

2.1

10 km W of Petrolia, CA
1 d

1.6

31.5 km from Aberdeen, WA
1 d

0.9

15.4 km from Poulsbo, WA
1 d

1.7

27.3 km from Walla Walla, WA
1 d

1.6

31.8 km from Aberdeen, WA
1 d

1.4

29.9 km from Deming, WA
1 d

1.8

67.7 km from Penticton, BC
1 d

2.4

25 km W of Petrolia, CA
1 d

1.7

16.2 km from Everett, WA
1 d

1.7

6.2 km from Bend, OR
1 d

1.1

17.4 km from Mt Rainier, WA
1 d

2.0

44.9 km from Pullman, WA
2 d

-0.1

1.4 km from Mt St Helens, WA
2 d

0.5

19.0 km from Enumclaw, WA
2 d

2.6

26 km W of Petrolia, CA
2 d

0.8

0.2 km from Mt St Helens, WA
2 d

1.1

32.5 km from Canby, OR
2 d
'N Yo' Seismic Network: Marshawn Lynch Shakes the PNSN!
Marshawn Lynch visited the PNSN to talk Beast Quakes and earthquakes.
Swarms in Eastern Washington: are there fewer now than in the past?
Recently, while chatting about swarms, Steve Malone, emeritus PNSN director, pointed out that swa...
New Algorithm GFAST Enhances the ShakeAlert Earthquake Early Warning System
ShakeAlert is the world’s first earthquake early warning system that incorporates geodetic data a...