Here is a preliminary CMT solution for the recent
OHIO earthquake. The solution is calculated from
intermediate period surface waves recorded on the
USGS National Seismic Network.

September 25, OHIO, Mw=4.5

Goran Ekstrom

CENTROID, MOMENT TENSOR SOLUTION
HARVARD EVENT-FILE NAME B092598X
DATA USED: NSN 
L.P. BODY WAVES: 17S, 25C, T= 32
CENTROID LOCATION:
ORIGIN TIME       19:52:55.3 0.2
LAT 41.43N 0.04;LON  80.41W 0.03
DEP  12.0 FIX;HALF-DURATION  1.0
MOMENT TENSOR; SCALE 10**22 D-CM
  MRR= 4.83 0.67; MTT= 0.95 0.71
  MFF=-5.77 0.31; MRT=-0.20 0.99
  MRF=-0.39 0.92; MTF= 5.92 0.38
 PRINCIPAL AXES:
 1.(T) VAL=  5.04;PLG=60;AZM=148
 2.(N)       4.18;    30;    330
 3.(P)      -9.23;     1;    240
BEST DOUBLE COUPLE:M0=7.1*10**22
 NP1:STRIKE=303;DIP=51;SLIP=  51
 NP2:       176;    53;      128

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