Denali Fault Earthquake
M 7.9 - November 3, 2002
geologists found that measurable scarps indicate that the north side of the
Denali fault moved to the east and vertically up relative to the south.
Maximum offsets on the Denali fault were 22 feet at the Tok Highway cutoff, a
road that goes from Tok to Glenallen and intersects with the Alaska Highway,
and were 6.5 feet on the Totschunda fault
earthquake is one of the largest ever recorded on U.S. soil
and the largest
seismic event ever recorded on the Denali fault system.