Reykjanes volcano (Reykjanes Peninsula) - Smithsonian / USGS Weekly Volcanic Activity Report for 18 May-24 May 2022 (New Activity / Unrest)

Thu, 26 May 2022, 09:06
09:06 AM | BY: VN
IMO reported an ongoing seismic swarm and uplift on the Reykjanes Peninsula, indicative of a magma intrusion. Satellite data analysis indicated that 4-4.5 cm of uplift occurred during 27 April-21 May centered just NW of Mt. Thorbjorn.
Magma was accumulating at depths of 4-5 km, and the intrusion was possibly 7-8 km long. During 22-23 May about 400 earthquakes were recorded; a M 3 earthquake was recorded at 1113 on 22 May and a M 3.5 earthquake was recorded at 0715 on 23 May, both were located about 3 km E of Mt. Thorbjorn.
The Aviation Color Code for Reykjanes remained at Yellow.

Sources: Icelandic Meteorological Office (IMO), Icelandic National Broadcasting Service (RUV)
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From: Global Volcanism Program, 2022. Report on Reykjanes. In: Mayberry, G (ed.), Weekly Volcanic Activity Report 18 May-24 May 2022. Smithsonian Institution and US Geological Survey.

Previous news

Tue, 24 May 2022, 04:26
Continuing magma intrusion finds in elevated inflation (image: IMO)
According to the latest interferometric (InSAR) data from Sentinel-1, the accumulated vertical deformation has amounted 4-4.5 cm from 27 April to 21 May, reflecting continued magma intrusion and migration under the surface. ... Read all
Fri, 20 May 2022, 03:11
Significant ground uplift around Svartsengi during 7-19 May (image: IMO)
The ground deformation at Reykjanes Peninsula continues to inflate. Read all
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