Makushin Koriga Point Flows

Start: 45000 yBP ± 11000 Years [1]

Event Type: Effusive

Event Characteristics:
  • Lava flow [1]

Description: From McConnell and others (1998): "Flows of older Makushin lavas on the north side of the island form a ragged coastline along Koriga Point and prominent outcrops at Bishop Point. The age of the Koriga Point lavas are 45+/-11 ka (table 2 [in original text])."

References Cited

[1] Geologic map of the Makushin volcanic field, Unalaska Island, Alaska, 1998

McConnell, V. S., Beget, J. E., Roach, A. L., Bean, K. W., and Nye, C. J., 1998, Geologic map of the Makushin volcanic field, Unalaska Island, Alaska: Alaska Division of Geological & Geophysical Surveys Report of Investigation 97-20, unpaged, 2 sheets, scale 1:63,360.

Complete Eruption References

Geologic map of the Makushin volcanic field, Unalaska Island, Alaska, 1998

McConnell, V. S., Beget, J. E., Roach, A. L., Bean, K. W., and Nye, C. J., 1998, Geologic map of the Makushin volcanic field, Unalaska Island, Alaska: Alaska Division of Geological & Geophysical Surveys Report of Investigation 97-20, unpaged, 2 sheets, scale 1:63,360.
website with links to map sheets and report in PDF format