Mauna Loa (Hawaii) volcano activity update: seismicity above background, continued summit inflation.
Sat, 5 Oct 2019, 13:05 | BY: MARTIN
Source: US Geological Survey
Fumarole temperature and gas concentrations at the Sulphur Cone monitoring site on the Southwest Rift Zone remain stable, but are slightly elevated from measurements from several weeks ago due to repositioning and servicing of instrument sensors during maintenance in mid-September by HVO field crews.
Source: USGS Volcano Update 3 October 2019
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Previous news
Wed, 3 Jul 2019, 08:00
Mauna Loa volcano (Hawai'i) activity update: alert level raised to yellow due to increase in seismic activity
The alert level for the volcano has been raised to yellow two days ago. This doesn't mean that an eruption is expected to occur in a near future, but acknowledges that the volcano is currently preparing itself for its next eruption, which will come, sooner or later, but currently without possibility to indicate a specific time frame. ... Read all
Wed, 26 Jun 2019, 06:00
Mauna Loa volcano (Hawaiian Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 26 June-2 July 2019 (New Activity / Unrest)
HVO reported that during the previous several months earthquake and ground deformation rates at Mauna Loa were elevated above background levels. During the first half of 2018 the seismic network recorded fewer than 20 shallow, small-magnitude earthquakes per week. Following a significant earthquake swarm in October, the rate increased to at least 50 events per week beneath the summit, upper Southwest Rift Zone, and upper west flank. ... Read all
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