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Moderate mag. 5.6 earthquake - Hokkaido, Japan Region on Saturday, 29 December 2018

Moderate mag. 5.6 earthquake  - Hokkaido, Japan Region on Saturday, 29 December 2018
Dec 29 19:19: Magnitude recalculated from 5.4 to 5.5.
Hypocenter depth recalculated from 55.0 to 51.0 km.
Dec 29 19:27: Magnitude recalculated from 5.5 to 5.6.
Hypocenter depth recalculated from 51.0 to 50.0 km.
Date & time: Saturday, 29 December 2018 19:08 UTC
Magnitude: 5.6
Depth: 50.0 km
Epicenter latitude / longitude: 42.36°N / 143.1°E (Japan)
Nearest volcano: Shikaribetsu (106 km)
Primary data source: GFZ
Estimated released energy: 1.6*10^13 J (4.4 GWh / 3788 tons of TNT / 0.2 atomic bombs equivalent) [learn more]
If you felt this quake (or if you were near the epicenter), please share your experience with us and submit a short "I felt it" report.
You can use your GPS or device location as well to show where you were during the earthquake.
- thank you.

Data for same earthquake as reported from other agencies
TimeMag. / DepthLocationSource
Sat, 29 Dec 2018
Sat, 29 Dec 19:08 UTCM 5.5 / 60 km HOKKAIDO, JAPAN REGIONEMSC
Sat, 29 Dec 19:08 UTCM 5.5 / 52.7 kmHokkaido, Japan RegionGeoAu
Sat, 29 Dec 19:08 UTCM 5.5 / 58.3 km- 71km S of Obihiro, JapanUSGS

"I felt it" reports:
Rusutsu (179.6 km W from epicenter) [Map] / MMI III (Weak shaking)
Sapporo (166.4 km WNW from epicenter) [Map] / MMI IV (Light shaking)
Tomamu, Hokkaido / MMI IV (Light shaking)
sapporo / MMI IV (Light shaking): wake me up
Turtle queef / MMI III (Weak shaking): I was sleep. Am OK.
Sapporo / MMI IV (Light shaking): Very short, moderate shaking
Tomamu / MMI V (Moderate shaking)
貸別荘あかり 181-673 Takeura, Shiraoi-chō, / MMI IV (Light shaking): Woke up in the middle of the night from the shake
Muroran, Hokkaido, Japan / MMI IV (Light shaking)
(209.2 km WNW from epicenter) [Map] / MMI II (Very weak shaking) (via app)
Sapporo (162.6 km WNW from epicenter) [Map] / MMI IV (Light shaking) (via app)
Shin hakodate, hokkaido / MMI IV (Light shaking): While sleeping in a hotel at shin Hakodate, the earthquake could be clearly felt for about 10-20 seconds.
Apa hotel and resorts sapporo 10- 1 minami 2 nishi / MMI II (Very weak shaking)
Earthquakes in same area up to 1 year afterwards (likely aftershocks)
TimeMag. / DepthLocationMapSource

 

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