Mag Location Age

0.4

9.9 km from Mt St Helens, WA
6 h

0.4

0.8 km from Mt Rainier, WA
6 h

2.2

4km N of McCloud, CA
8 h

1.7

5.8 km from Duvall, WA
10 h

1.6

5.4 km from Darrington, WA
16 h

2.1

34.9 km from Coos Bay, OR
19 h

2.4

15km WSW of La Porte, CA
24 h

0.4

15.2 km from Mt St Helens, WA
1 d

-0.4

6.5 km from Mt St Helens, WA
1 d

0.2

9.5 km from Mt St Helens, WA
1 d

0.1

8.7 km from Mt St Helens, WA
1 d

1.2

10.4 km from Richland, WA
2 d

0.4

16.0 km from Mt St Helens, WA
2 d

0.6

17.7 km from Hanford-200W, WA
3 d

2.0

81.2 km from Diablo, WA
3 d

1.1

18.2 km from Mt St Helens, WA
3 d

0.6

6.5 km from Poulsbo, WA
3 d

1.4

48.9 km from Roseburg, OR
3 d

1.0

19.7 km from Mt Rainier, WA
3 d

0.6

17.6 km from Morton, WA
3 d

2.6

2km WSW of Ferndale, CA
3 d

2.3

10km ESE of Taylorsville, CA
4 d

1.1

12.9 km from Maple Valley, WA
4 d

1.6

6.5 km from Fall City, WA
4 d

2.8

16km SSE of Rio Dell, CA
4 d

1.4

22.7 km from Glacier Peak, WA
4 d

1.6

36.3 km from Mt St Helens, WA
4 d

1.5

11.9 km from Snohomish, WA
5 d

2.1

42km E of Austin, NV
5 d
Ml=4.6 Monroe Earthquake of July 12, 2019
Additional Info is available for this earthquake, via its event page.
Typical Mount Hood Earthquake Swarm
The swarm that started late on July 7 really got hopping on July 9 at about 9am PDT (16:00Z). Thi...
An updated tremor monitoring system
A completely redesigned tremor location program and web interface is now available. The hourly tr...