E 072121 201710.0 - - - - C reported from Eagle Lake, north of Susanville, CA L - N Susanville P MHC - EV i P - 201808.0 P MHC - E - M - 201812.0 C P=2 A=1 D MHC - - - - - 2 1 P BRK - N e - - 201720.0 P BRK - V e - - 201724.0 P BRK - E e - - 201736.0 P BRK - E i - - 201748.0 P BRK - N i - - 201749.0 P BRK - V i - - 201750.0 P BRK - V i - - 201758.0 P BRK - N i - - 201803.0 P BRK - V i - - 201806.0 P BRK - E i - - 201810.0 P BRK - N i - - 201815.0 P BRK - E i - - 201817.0 P BRK - N - M - 201825.0 C P=3 A=1 D BRK - - - 3 1 - - P BRK - N i - - 201833.0 P BRK - E - M - 201844.0 C P=9 A=2 D BRK - - - - - 9 2 P BRK - V - M - 201906.0 C P=6 A=.5 D BRK - 6 .5 - - - - C the complexity of the record may be due to superposition of the waves C of several shocks that are known to have taken place X