Moderate mag. 5.9 earthquake - Off East Coast of Honshu, Japan on Saturday, 21 February 2015
Strong mag. 6.0 earthquake - Off East Coast of Honshu, Japan on Saturday, 21 February 2015
This quake was likely an aftershock of the M 6.7 quake: Near East Coast of Honshu, Japan on Mon, 16 Feb 23h06, which had occurred 4 days earlier.

Feb 21 19:10: Magnitude recalculated from 5.9 to 6.0.
Hypocenter depth recalculated from 10.0 to 19.0 km.
Hypocenter depth recalculated from 10.0 to 19.0 km.
Magnitude: 6.0
Depth: 19.0 km
Epicenter latitude / longitude: 39.82°N / 143.45°E

Nearest volcano: Osore-yama (235 km)
Primary data source: GFZ
Estimated released energy: 6.3*10^13 J (17.5 GWh / 15080 tons of TNT / 0.9 atomic bombs equivalent) [learn more]
Data for same earthquake as reported from other agencies
Heure | Mag. / Depth | Location | Source | |
Sat, 21 Feb 2015 | ||||
Sat, 21 Feb 10:13 UTC | M 6.0 / 2 km | OFF EAST COAST OF HONSHU, JAPAN | EMSC | |
Sat, 21 Feb 10:13 UTC | M 6.0 / 10 km | 130km E of Miyako, Japan | USGS | |
Sat, 21 Feb 10:13 UTC | M 6.0 / 10 km | E of Miyako, Japan | GeoAu |
"I felt it" reports:
Earthquakes in same area up to 1 year afterwards (aftershocks) - show
Earthquakes in same area up to 1 year afterwards (likely aftershocks)
Heure | Mag. / Depth | Location | Map | Source |