Latest earthquakes near Mount St. Helens volcano: past 14 days

Updated Sep 17, 2021 11:14 GMT -
There were 14 small quakes between magnitudes 1.0 and 1.7 near Mount St. Helens volcano during the past 14 days.
Biggest quake: 1.7 quake Washington-Oregon Border Region Sep 15, 2021 4:03 pm (GMT -7)
Most recent quake: 0.4 quake 30 Km NNE of Amboy, Washington, Sep 15, 2021 10:08 pm (GMT -7)
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Showing quakes magnitude 0.1 or higher (14 quakes):
Date and timeMag
Depth
DistanceLocationDetailsMap
Thu, Sep 16, 2021 (GMT) (1 earthquake)
Sep 15, 2021 10:08 pm (GMT -7) (Sep 16, 2021 05:08:09 GMT)
0.4

8.2 km
10.7 km (6.6 mi)30 Km NNE of Amboy, Washington MoreMap
Wed, Sep 15, 2021 (GMT) (3 earthquakes)
Sep 15, 2021 4:03 pm (GMT -7) (Sep 15, 2021 23:03:29 GMT)
1.7

1 km
47 km (29 mi)Washington-Oregon Border Region MoreMap
Sep 15, 2021 8:43 am (GMT -7) (Sep 15, 2021 15:43:17 GMT)
0.4

5.1 km
14 km (8.7 mi)26 Km S of Morton, Washington MoreMap
Sep 14, 2021 5:10 pm (GMT -7) (Sep 15, 2021 00:10:07 GMT)
0.5

15 km
35 km (22 mi)22 Km E of West Side Highway, Washington MoreMap
Mon, Sep 13, 2021 (GMT) (2 earthquakes)
Sep 13, 2021 10:15 am (GMT -7) (Sep 13, 2021 17:15:08 GMT)
1.1

0.9 km
42 km (26 mi)Explosion - 3 Km W of Yacolt, Washington MoreMap
Sep 13, 2021 9:42 am (GMT -7) (Sep 13, 2021 16:42:26 GMT)
0.2

2.7 km
0.5 km (0.3 mi)38 Km NNE of Amboy, Washington MoreMap
Sun, Sep 12, 2021 (GMT) (2 earthquakes)
Sep 12, 2021 1:58 am (GMT -7) (Sep 12, 2021 08:58:29 GMT)
0.1

5.1 km
9.9 km (6.2 mi)33 Km SSE of Morton, Washington MoreMap
Sep 12, 2021 12:37 am (GMT -7) (Sep 12, 2021 07:37:11 GMT)
0.3

6.1 km
7.1 km (4.4 mi)33 Km NE of Amboy, Washington MoreMap
Sat, Sep 11, 2021 (GMT) (2 earthquakes)
Sep 11, 2021 4:24 pm (GMT -7) (Sep 11, 2021 23:24:39 GMT)
0.7

19 km
34 km (21 mi)22 Km E of Castle Rock, Washington MoreMap
Sep 11, 2021 3:42 am (GMT -7) (Sep 11, 2021 10:42:54 GMT)
1.0

2.5 km
0.4 km (0.2 mi)38 Km NNE of Amboy, Washington MoreMap
Wed, Sep 8, 2021 (GMT) (2 earthquakes)
Sep 8, 2021 3:11 pm (GMT -7) (Sep 8, 2021 22:11:59 GMT)
1.1

9 km
48 km (30 mi)8 Km NNE of Mossyrock, Washington MoreMap
Sep 7, 2021 6:30 pm (GMT -7) (Sep 8, 2021 01:30:55 GMT)
0.1

1 km
1.9 km (1.2 mi)38 Km S of Morton, Washington MoreMap
Sat, Sep 4, 2021 (GMT) (1 earthquake)
Sep 4, 2021 4:32 pm (GMT -7) (Sep 4, 2021 23:32:18 GMT)
0.8

15 km
21 km (13 mi)21 Km S of Morton, Washington MoreMap
Fri, Sep 3, 2021 (GMT) (1 earthquake)
Sep 3, 2021 2:14 pm (GMT -7) (Sep 3, 2021 21:14:14 GMT)
0.4

0.4 km
0.6 km (0.4 mi)37 Km NNE of Amboy, Washington MoreMap
Estimated combined seismic energy released: 3.3 x 107 joules (9.25 kilowatt hours) More info
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