Volcanic activity on May 28, 2016
On Friday, May 27 at 20:02 UTC on the north-western part of the Yellowstone caldera was a magnitude 2.5 earthquake. The shock was recorded at a depth of 8.4 km, 10 km north-east of the town of West Yellowstone.
The same day, 2 tremors of magnitude 4.5 and 3.1 shook the ocean floor near the Cascadia subduction zone, 80 km to the west of the California coast. Earthquakes are recorded at intervals of 3 minutes at a depth of 18.5 and 22.2 km.
At 58 km from the island in the archipelago High South Sandwich Islands recorded an earthquake of magnitude 7.2. Push occurred at 9:46 UTC time at a depth of 72.7 m on 28 May. The island is of volcanic origin high and crowned stratovolcano Hodson, who allegedly erupted in 1830 and 1930.
In general, the May 28 "red" alert level of the volcano are 42 in the world.