Mag Location Age

0.6

4.0 km from Mt Rainier, WA
16 h

2.1

67.0 km from Hope, BC
17 h

0.4

1.1 km from Mt St Helens, WA
18 h

2.0

14 km SW of Ferndale, CA
19 h

1.0

0.1 km from Mt Rainier, WA
19 h

0.1

1.1 km from Mt St Helens, WA
21 h

1.0

48.9 km from Okanogan, WA
1 d

-0.1

0.6 km from Mt St Helens, WA
1 d

2.7

139 km WSW of Port Orford, OR
1 d

1.0

23.1 km from Tacoma, WA
1 d

-0.1

0.9 km from Mt St Helens, WA
1 d

0.4

29.1 km from Mt Rainier, WA
1 d

0.7

7.6 km from Bremerton, WA
1 d

3.1

219 km WNW of Bandon, OR
1 d

0.6

15.4 km from Canby, OR
1 d

1.8

33.3 km from Salem, OR
1 d

0.3

11.0 km from Mt St Helens, WA
1 d

0.5

3.2 km from Mt St Helens, WA
1 d

0.8

18.4 km from Port Townsend, WA
2 d

3.0

156 km WSW of Port Orford, OR
2 d

0.2

18.2 km from Poulsbo, WA
2 d

2.1

35.6 km from Pullman, WA
2 d

0.3

0.8 km from Mt St Helens, WA
2 d

2.2

6 km NNW of Smiths Ferry, ID
2 d

0.0

3.4 km from Mt Hood, OR
2 d

0.4

18.9 km from Mt Rainier, WA
2 d

1.0

19.0 km from Mt Rainier, WA
2 d

0.1

0.5 km from Mt Hood, OR
2 d

2.6

49 km NE of Valmy, NV
2 d
Understanding Earthquake Numbers
Our studies of Mount Rainier earthquakes
Mount Rainier earthquake swarm of July, 2025
Update as of July 31. Summary information for this swarm
Bob Crosson has passed away
The founder of the PNSN, Professor Emeritus Robert (Bob) Crosson died on April 29 at age 86.