Uplift and subsidence reveal a nonpersistent megathrust rupture boundary (Sitkinak Island, Alaska).

Briggs, Richard W.

Engelhart, Simon E.

Nelson, Alan R.

Dura, Tina.

Kemp, Andrew C.

Haeussler, Peter J. (Peter John)

Corbett, D. Reide (David Reide), 1971-

Angster, Stephen J.

Bradley, Lee‐Ann.

2014.

Description
  • We report stratigraphic evidence of land‐level change and tsunami inundation along the Alaska‐Aleutian megathrust during prehistoric and historical earthquakes west of Kodiak Island. On Sitkinak Island, cores and tidal outcrops fringing a lagoon reveal five sharp lithologic contacts that record coseismic land‐level change. Radiocarbon dates, 137Cs profiles, computerized tomography scans, and micro... read more
This object is in collection Subject Permanent URL Citation
  • Briggs, R. W., S. E. Engelhart, A. R. Nelson, T. Dura, A. C. Kemp, P. J. Haeussler, D. R. Corbett, S. J. Angster, and L.-A. Bradley (2014), Uplift and subsidence reveal a nonpersistent megathrust rupture boundary (Sitkinak Island, Alaska), Geophys. Res. Lett., 41, 2289-2296, doi:10.1002/2014GL059380.
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dn39xd479
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