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Random pictures

Tumac Mountain volcano

Pyroclastic cone 1932 m / 6339 ft
Washington, United States, 46.71°N / -121.35°W
Current status: (probably) extinct (0 out of 5) | Reports
Tumac Mountain volcano books
Typical eruption style: unspecified
Tumac Mountain volcano eruptions: None during the past 10,000 years
Less than few million years ago (Pleistocene)
TimeMag. / DepthDistanceLocation
Wed, 18 Mar 2020
Wed, 18 Mar 19:11 UTCM 1.1 / 3.4 km12 km15km NE of Packwood, Washington (USA)
Mon, 16 Mar 2020
Mon, 16 Mar 12:47 UTCM 0.8 / 0.1 km28 km17km W of Tieton, Washington (USA)

Background:

Tumac Mountain cinder cone north of White Pass was mapped as Holocene (Simmons et al. 1983), however tephra studies indicated that the last eruption was 20-30,000 years before present (Schasse 1987).
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Source: Smithsonian / GVP volcano information


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