seismicity observed at 3 20' on the EPR.
Apparent event at 5N consists of only three epicenters. Seismicity on
the Galapagos Ridge dies abruptly east of the 85W propagator.
volcanic seismicity on the Wilkes Fracture
Zone. Cluster of epicenters off-axis near 18S do NOT appear to be
volcanic in nature
on the northeast limb of the Easter Microplate
does not appear to be volcanic in origin.
volcanic seismicity on the Hollister Ridge.