M 5.3 - 21 km S of Ponta Garça, Portugal
- 1988-10-16 06:15:29 (UTC)
- 37.525°N 25.361°W
- 10.0 km depth
ShakeMap
Minor damage (VI) in the southwestern part of Sao Miguel. CENTROID, MOMENT TENSOR (HRV) Data Used: GDSN L.P.B.: 10S, 20C Centroid Location: Origin Time 06:15:31.5 0.8 Lat 37.38N 0.08 Lon 25.16W 0.08 Dep 15.0 FIX Half-duration 1.7 Moment Tensor; Scale 10**16 Nm Mrr=-0.21 0.46 Mtt=-8.06 0.71 Mff=8.27 0.50 Mrt=0.00 0.00 Mrf=0.00 0.00 Mtf=-3.52 0.49 Principal Axes: (T) Val=9.00 Plg=0 Azm=258 (N) Val=-0.21 Plg=90 Azm=180 (P) Val=-8.79 Plg=0 Azm=168 Best Double Couple:Mo=8.9*10**16 NP1:Strike=303 Dip=90 Slip=180 NP2:Strike=33 Dip=90 Slip=0