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Light mag. 4.4 earthquake - 156 km southeast of Sapporo, Japan, on 18 Oct 9:23 pm (GMT +9)

Light mag. 4.4 earthquake - 156 km southeast of Sapporo, Japan, on 18 Oct 9:23 pm (GMT +9)

Light magnitude 4.4 earthquake at 66 km depth

18 Oct 12:32 UTC: First to report: EMSC after 9 minutes.
18 Oct 12:41: Magnitude recalculated from 4.1 to 4.4. Epicenter location corrected by 17.1 km (10.6 mi) towards WNW.
18 Oct 13:44: Hypocenter depth recalculated from 60.0 to 63.0 km (from 37 to 39 mi). Epicenter location corrected by 10.6 km (6.6 mi) towards SE.
18 Oct 14:10: Hypocenter depth recalculated from 63.0 to 66.0 km (from 39 to 41 mi). Epicenter location corrected by 2 km (1.2 mi) towards ESE.
Date & time: Oct 18, 2020 12:23:33 UTC
Local time at epicenter: 18 Oct 9:23 pm (GMT +9)
Magnitude: 4.4
Depth: 66.0 km
Epicenter latitude / longitude: 42.17°N / 142.82°E (Urukawa-gun, Hokkaido, Japan)
Antipode: 42.17°S / 37.18°W
Nearest volcano: Shikotsu (136 km / 85 mi)
Nearby towns and cities:
42 km (26 mi) ESE of Shizunai-furukawachō (pop: 22,400) --> See nearby quakes!
89 km (55 mi) SSW of Obihiro (pop: 173,900) --> See nearby quakes!
97 km (60 mi) SSW of Otofuke (pop: 40,900) --> See nearby quakes!
113 km (70 mi) ESE of Tomakomai (pop: 174,800) --> See nearby quakes!
120 km (75 mi) SE of Chitose (pop: 92,900) --> See nearby quakes!
144 km (89 mi) SE of Iwamizawa (pop: 85,100) --> See nearby quakes!
147 km (91 mi) SE of Ebetsu (pop: 134,000) --> See nearby quakes!
152 km (94 mi) E of Muroran (pop: 96,200) --> See nearby quakes!
156 km (97 mi) SE of Sapporo (pop: 1,883,000) --> See nearby quakes!
770 km (478 mi) NNE of Tokyo (pop: 8,336,600) --> See nearby quakes!
Weather at epicenter at time of quake:
Few Clouds 8°C (46 F), humidity: 70%, wind: 1 m/s (1 kts)
Primary data source: EMSC (European-Mediterranean Seismological Centre)
Estimated released energy: 2.5 x 1011 joules (69.8 megawatt hours, equivalent to 60 tons of TNT) | about seismic energy
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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.
Mag.DepthLocationSource
4.466 kmHokkaido, Japan RegionEMSC
4.457 km35 Km ESE of Shizunai-furukawachō, JapanUSGS
4.366 kmHokkaido, Japan RegionGFZ

User reports for this quake (2)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Sendai, Miyagi (464.6 km SSW of epicenter) [Map] / not felt (reported through our app)
Ōbu, Aichi (939.1 km SW of epicenter) [Map] / Light shaking (MMI IV) / single vertical bump / 1-2 s : We were sleeping and woke up by shaking the whole house.  
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