59 people rescued in Poplar Bluff area . Levee fails , sending water rushing into rural part of Butler County , Missouri . - May 3 : A magnitude 6.1 earthquake strikes off the coast of southern California at a depth of 10.0 km.
59 people rescued in Poplar Bluff area . Levee fails , sending water rushing into rural part of Butler County , Missouri . Missouri 's governor has enlisted the National Guard in the flood fight .