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Light mag. 4.1 earthquake - Western Honshu, Japan on Sunday, 18 October 2020

Light mag. 4.1 earthquake  - Western Honshu, Japan on Sunday, 18 October 2020
18 Oct 18:38 UTC: First to report: EMSC after 10 minutes.
I felt this quake
I didn't feel it
Date & time: Sunday, 18 October 2020 18:28 UTC
Local time at epicenter: 19 Oct 3:28 am (GMT +9)
Magnitude: 4.1
Depth: 40.0 km
Epicenter latitude / longitude: 35.2°N / 136.6°E (Japan)
Nearest volcano: Haku-san (107 km / 66 mi)
Nearby towns and cities:
11 km (7 mi) NW of Tsushima (pop: 67,700)
12 km (7 mi) SW of Sobue (pop: 23,400)
17 km (10 mi) S of Ōgaki (pop: 150,600)
28 km (17 mi) W of Nagoya (pop: 2,191,300)
115 km (71 mi) NE of Osaka (pop: 2,592,400)
285 km (177 mi) W of Tokyo (pop: 8,336,600)
Weather at epicenter at time of quake:
Broken Clouds 10.5°C (51 F), humidity: 87%, wind: 6 m/s (12 kts) from N
Primary data source: EMSC
Estimated released energy: 8.9 x 1010 joules (24.8 megawatt hours, equivalent to 21.3 tons of TNT) [learn more]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
TimeMag. / DepthLocationSource
19 Oct 3:28 am (GMT +9) (18 Oct 18:28:30 UTC)M 4.1 / 40 kmWestern Honshu, JapanEMSC

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Leave a comment if you find a particular report interesting or want to add to it.
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Send your own user report!
51.4 km ESE of epicenter [Map] / Light shaking (MMI IV) / rattling, vibrating : I awake just before the shaking began, light shaking continues for a minutes. My parents slept downstairs are not realize this shaking. I was at upstairs. (reported through our app)
80.5 km WSW of epicenter [Map] / Light shaking (MMI IV)
Nagoya-Shi (36.3 km ESE of epicenter) [Map] / Light shaking (MMI IV) / 2-5 s
OKAZAKI, AICHI, JAPAN (57.3 km ESE of epicenter) [Map] / Very weak shaking (MMI II) / 2-5 s (reported through our app)
18.7 km S of epicenter [Map] / Light shaking (MMI IV) / both vertical and horizontal swinging / 5-10 s (reported through our app)
Kasugai / Very weak shaking (MMI II) : I heard it coming for maybe 2 seconds before light shaking for short time
Kasugai / Very weak shaking (MMI II) : I heard it coming for maybe 2 seconds before light shaking for short time
Aichi / not felt / 2-5 s
Aichi Ken / Moderate shaking (MMI V) / single vertical bump / 5-10 s
Kyoto (Japan, 80 km W of epicenter) : Sudden jolt followed by mild rocking. Awoke me and wife. From Kyoto. (reported through EMSC)
Shinshiro (Japan, 89 km E of epicenter) : It woke me up around 3:20 am. The bed shook in a sideways motion for about 5 seconds. (reported through EMSC)
Kyoto (Japan, 80 km W of epicenter) : Shaking for a few seconds, 2 times, in Kyoto (reported through EMSC)
Nagoya (Japan, 28 km E of epicenter) : Woke me up but not intense (reported through EMSC)
Nagoya (Japan, 26 km E of epicenter) : I felt the earthquake by having my bed shaking (reported through EMSC)

Earlier earthquakes in the same area since 1900

Light mag. 4.1 earthquake - Western Honshu, Japan on Sunday, 18 October 2020

Map of earlier quakes


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