Minor mag. 1.8 earthquake - 7.7 km southwest of Tomok Bolon, Kabupaten Samosir, Sumatera Utara, Indonesia, on Tuesday, 2 Mar 2021 5:28 am (GMT +7) -
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Minor magnitude 1.8 earthquake at 10 km depth
1 Mar 22:45 UTC: First to report: BMKG after 17 minutes.
Date & time: 1 Mar 2021 22:28:05 UTC -
Local time at epicenter: Tuesday, 2 Mar 2021 5:28 am (GMT +7)
Magnitude: 1.8
Depth: 10.0 km
Epicenter latitude / longitude: 2.59°N / 98.83°E
(North Sumatra, Indonesia)Nearest volcano: Toba (28 km / 17 mi)
Nearby towns and cities:
8 km (5 mi) SSW of Tomok Bolon (Kabupaten Samosir, North Sumatra) (pop: 10,000) --> See nearby quakes!
14 km (9 mi) SW of Parapat (Kabupaten Simalungun, North Sumatra) (pop: 10,000) --> See nearby quakes!
48 km (30 mi) SE of Tongging (Kabupaten Karo, North Sumatra) (pop: 16,000) --> See nearby quakes!
49 km (30 mi) SSW of Pematangsiantar (North Sumatra) (pop: 209,600) --> See nearby quakes!
68 km (42 mi) SE of Kabanjahe (North Sumatra) (pop: 57,200) --> See nearby quakes!
90 km (56 mi) SSW of Tebingtinggi (North Sumatra) (pop: 117,500) --> See nearby quakes!
95 km (59 mi) N of Sibolga (North Sumatra) (pop: 79,700) --> See nearby quakes!
98 km (61 mi) WSW of Kisaran (North Sumatra) (pop: 129,900) --> See nearby quakes!
112 km (70 mi) S of Medan (North Sumatra) (pop: 1,751,000) --> See nearby quakes!
115 km (72 mi) S of Percut (North Sumatra) (pop: 311,100) --> See nearby quakes!
Weather at epicenter at time of quake:
Scattered Clouds
14.4°C (58 F), humidity: 100%, wind: 0 m/s (1 kts) from N
Primary data source: BMKG (Meteorological, Climatological, and Geophysical Agency of Indonesia)Scattered Clouds
14.4°C (58 F), humidity: 100%, wind: 0 m/s (1 kts) from NEstimated released energy: 3.2 x 107 joules (8.78 kilowatt hours) More info
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.
| Magnitude | Depth | Location | Source |
| 1.8 | 10 km | Northern Sumatra, Indonesia | BMKG |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
At magnitude 1.8, such a quake wouldn't normally be felt by people, but could be recorded instrumentally.
