M 6.7 - 123 km E of Namie, Japan

Several people slightly injured in the epicentral area. Felt (IV JMA) at Fukushima, Ichinoseki, Ishinomaki, Mito, Morioka, Ofunato, Sendai and Shirakawa. Felt at Tokyo. Also felt on the Izu Peninsula and on Hokkaido. Depth from broadband displacement seismograms. BROADBAND FAULT PLANE SOLUTION: NP1:Strike=55 Dip=87 Slip=135 NP2:Strike=148 Dip=45 Slip=4 Principal Axes: (T) Plg=32 Azm=1 (P) Plg=28 Azm=111 RADIATED ENERGY No. of sta: 20 Focal mech. F Energy 2.4+0.5*10**14 Nm MOMENT TENSOR SOLUTION Dep 46 No. of sta: 58 Moment Tensor; Scale 10**19 Nm Mrr=0.12 Mtt=0.31 Mff=-0.43 Mrt=0.75 Mrf=0.68 Mtf=-0.09 Principal axes: (T) Val=1.09 Plg=45 Azm=337 (N) Val=0.01 Plg=20 Azm=226 (P) Val=-1.09 Plg=38 Azm=119 Best Double Couple:Mo=1.1*10**19 NP1:Strike=146 Dip=21 Slip=10 NP2:Strike=47 Dip=87 Slip=110 CENTROID, MOMENT TENSOR (HRV) Data Used: GSN L.P.B.: 62S,160C M.W.: 52S,115C Centroid Location: Origin Time 15:23: 4.2 0.1 Lat 37.32N 0.01 Lon 142.31E 0.01 Dep 39.7 0.5 Half-duration 5.8 Moment Tensor; Scale 10**18 Nm Mrr=-0.34 0.04 Mtt=4.22 0.04 Mff=-3.88 0.04 Mrt=9.74 0.15 Mrf=8.03 0.14 Mtf=-0.86 0.03 Principal Axes: (T) Val=13.19 Plg=42 Azm=338 (N) Val=0.19 Plg=18 Azm=231 (P) Val=-13.38 Plg=43 Azm=124 Best Double Couple:Mo=1.3*10**19 NP1:Strike=139 Dip=18 Slip=-2 NP2:Strike=231 Dip=89 Slip=-108