Witness location : Castro Valley (USA) (5 km E from epicenter)
Time : T0+ 4 min
Witness location : Hayward (USA) (5 km SE from epicenter)
Time : T0+ 3 min
Witness location : Hayward (USA) (10 km SE from epicenter)
Time : T0+ 10 min
Witness location : Union City (USA) (12 km SE from epicenter)
Time : T0+ 5 min
Witness location : San Mateo (USA) (23 km SW from epicenter)
Time : T0+ 43 min
Witness location : San Francisco (USA) (32 km W from epicenter)
Time : T0+ 24 min