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CONSPICUOUS EDGES
of two great crustal plates
scar a
section of the famous San Andreas Fault on the Carrizo Plain,
west
of Bakersfield. Area
west
of fault
is
moving past rocks to
the
east
about two inches
a
year, or 15 to 20 feet
a
century.
Many seismologists feel the southern section of the San
Andreas, locked since 1857,
is
overdue for
a
quake of the
1906 magnitude.