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Sifford Mountain volcano

Shield 2149 m / 7051 ft
California, United States, 40.42°N / -121.41°W
Current status: (probably) extinct (0 out of 5) | Reports
Sifford Mountain volcano books
Typical eruption style: unspecified
Sifford Mountain volcano eruptions: None during the past 10,000 years
Less than few million years ago (Pleistocene)
TimeMag. / DepthDistanceLocation
Thu, 12 Mar 2020
Thu, 12 Mar 14:20 UTCM 1.0 / 6.8 km3 km17km NW of Chester, CA (USA)
Tue, 10 Mar 2020
Tue, 10 Mar 16:27 UTCM 0.6 / 4.5 km4 km14km ENE of Mineral, CA (USA)
Tue, 10 Mar 06:47 UTCM 1.3 / 4.7 km8 km12km WNW of Chester, CA (USA)
Tue, 10 Mar 02:15 UTCM 0.9 / 4.3 km8 km12km WNW of Chester, CA (USA)
Fri, 6 Mar 2020
Fri, 6 Mar 02:54 UTCM 0.2 / 7.6 km1 km14km ENE of Mineral, CA (USA)
View all recent quakes

Background:

Sifford Mountain, a basaltic-to-andesitic shield volcano, rises in south-central Lassen National Park. It was probably active during the past 100,000 years (Clynne, in Wood and Kienle, 1990).
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Source: Smithsonian / GVP volcano information


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