Gertrude Creek volcano

Pyroclastic cone 437 m / 1434 ft
Alaska Peninsula, United States, 58.03°N / -156.15°W
Current status: (probably) extinct (0 out of 5)

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Typical eruption style: unspecified
Gertrude Creek volcano eruptions: None during the past 10,000 years
Less than few million years ago (Pleistocene)

Latest nearby earthquakes

TimeMag. / DepthDistance/Location
Mon, Sep 13, 2021 (GMT) (1 earthquake)
Sep 13, 2021 9:58 am (GMT -8) (Sep 13, 2021 17:58:46 GMT)

6.5 km
35 km (22 mi)
80 Km NW of Karluk, Alaska
Fri, Sep 10, 2021 (GMT) (1 earthquake)
Sep 10, 2021 2:25 pm (GMT -8) (Sep 10, 2021 22:25:35 GMT)

124 km
27 km (17 mi)
70 Km ENE of Ugashik, Alaska
Thu, Sep 9, 2021 (GMT) (2 earthquakes)
Sep 9, 2021 3:33 am (GMT -8) (Sep 9, 2021 11:33:52 GMT)

0.8 km
44 km (27 mi)
82 Km W of Karluk, Alaska
Sep 9, 2021 2:19 am (GMT -8) (Sep 9, 2021 10:19:02 GMT)

127 km
8.4 km (5.2 mi)
72 Km SSE of King Salmon, Alaska


An ice-scoured basaltic scoria cone and associated lava-flow apron lies at Getrude Creek about 5 km NE of Becharof Lake. The cone was constructed near the trace of the Bruin Bay fault and was Argon-Argon dated at about 500,000 years BP (Hildreth et al., 2003).
Source: Smithsonian / GVP volcano information

See also: Sentinel hub | Landsat 8
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