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Past earthquakes near Aso volcano: 2021 - list, stats and map

Updated: Feb 2, 2023 15:29 GMT -
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Quakes in 2021:

  • 7 quakes above magnitude 3
  • 18 quakes between magnitude 2 and 3
In 2021, Aso volcano had 7 quakes of magnitude 3.0 or above and 18 quakes between 2.0 and 3.0. See all quakes in the past 24 hours!

Strongest quake: Mag. 3.7 | 4.5 km NE of Aso, Prefectura de Kumamoto, Japan -

...Read more

Earthquake Catalog

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Depth and magnitude of quakes versus time plot
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Showing quakes magnitude 0.1 or higher (25 quakes):
Date and timeMag
Depth
DistanceLocationDetailsMap
Friday, December 10, 2021 GMT (3 quakes)
Dec 11, 2021 8:42 am (GMT +9) (Dec 10, 2021 23:42 GMT)
3.7

7.9 km
8.9 km (5.5 mi)4.5 km northeast of Aso, Prefectura de Kumamoto, Japan 2 reportsMoreMap
Dec 10, 2021 11:29 pm (GMT +9) (Dec 10, 2021 14:29 GMT)
2.9

8.2 km
9.1 km (5.7 mi)4.7 km northeast of Aso, Prefectura de Kumamoto, Japan MoreMap
Dec 10, 2021 7:57 pm (GMT +9) (Dec 10, 2021 10:57 GMT)
3.3

8.4 km
9.2 km (5.7 mi)4.6 km northeast of Aso, Prefectura de Kumamoto, Japan MoreMap
Monday, November 29, 2021 GMT (1 quake)
Nov 29, 2021 6:45 pm (GMT +9) (Nov 29, 2021 09:45 GMT)
2.6

120 km
34 km (21 mi)27 km southwest of Ōita, Oita, Japan MoreMap
Friday, November 26, 2021 GMT (1 quake)
Nov 27, 2021 6:01 am (GMT +9) (Nov 26, 2021 21:01 GMT)
2.5

21 km
42 km (26 mi)21 km south of Kumamoto, Prefectura de Kumamoto, Japan MoreMap
Monday, November 22, 2021 GMT (1 quake)
Nov 23, 2021 1:17 am (GMT +9) (Nov 22, 2021 16:17 GMT)
2.6

139 km
35 km (22 mi)20 km northeast of Kyūshū Island, Prefectura de Kumamoto, Japan MoreMap
Monday, October 25, 2021 GMT (1 quake)
Oct 26, 2021 2:11 am (GMT +9) (Oct 25, 2021 17:11 GMT)
2.6

138 km
25 km (16 mi)29 km northeast of Kyūshū Island, Prefectura de Kumamoto, Japan MoreMap
Tuesday, August 31, 2021 GMT (2 quakes)
Aug 31, 2021 7:19 pm (GMT +9) (Aug 31, 2021 10:19 GMT)
2.5

9.3 km
21 km (13 mi)16 km northeast of Aso, Prefectura de Kumamoto, Japan MoreMap
Aug 31, 2021 6:17 pm (GMT +9) (Aug 31, 2021 09:17 GMT)
3.5

10.8 km
20 km (12 mi)Prefectura de Kumamoto, 46 km southwest of Ōita, Oita, Japan MoreMap
Monday, August 30, 2021 GMT (1 quake)
Aug 30, 2021 11:15 am (GMT +9) (Aug 30, 2021 02:15 GMT)
3.5

9.4 km
21 km (13 mi)Prefectura de Kumamoto, 45 km southwest of Ōita, Oita, Japan MoreMap
Sunday, August 22, 2021 GMT (1 quake)
Aug 22, 2021 8:02 pm (GMT +9) (Aug 22, 2021 11:02 GMT)
3.0

13 km
20 km (12 mi)21 km east of Kumamoto, Prefectura de Kumamoto, Japan MoreMap
Saturday, August 14, 2021 GMT (1 quake)
Aug 15, 2021 8:26 am (GMT +9) (Aug 14, 2021 23:26 GMT)
2.9

13 km
29 km (18 mi)14 km east of Kumamoto, Prefectura de Kumamoto, Japan MoreMap
Friday, August 6, 2021 GMT (1 quake)
Aug 6, 2021 6:22 pm (GMT +9) (Aug 6, 2021 09:22 GMT)
2.8

146 km
28 km (17 mi)27 km northeast of Kyūshū Island, Prefectura de Kumamoto, Japan MoreMap
Tuesday, August 3, 2021 GMT (1 quake)
Aug 4, 2021 12:43 am (GMT +9) (Aug 3, 2021 15:43 GMT)
2.8

120 km
23 km (14 mi)40 km southwest of Ōita, Oita, Japan MoreMap
Saturday, July 24, 2021 GMT (1 quake)
Jul 24, 2021 16:59:49.83 (Jul 24, 2021 07:59 GMT)
2.6

91 km
28 km (17 mi)42 km southwest of Ōita, Oita, Japan MoreMap
Thursday, June 10, 2021 GMT (1 quake)
Jun 10, 2021 20:22:38.03 (Jun 10, 2021 11:22 GMT)
2.6

124 km
40 km (25 mi)21 km southwest of Ōita, Oita, Japan MoreMap
Sunday, May 30, 2021 GMT (1 quake)
May 31, 2021 00:01:45.46 (May 30, 2021 15:01 GMT)
3.0

132 km
33 km (21 mi)24 km northeast of Kyūshū Island, Prefectura de Kumamoto, Japan MoreMap
Monday, May 24, 2021 GMT (1 quake)
May 25, 2021 03:51:05.91 (May 24, 2021 18:51 GMT)
2.6

10.4 km
19 km (12 mi)21 km east of Kumamoto, Prefectura de Kumamoto, Japan MoreMap
Thursday, May 13, 2021 GMT (1 quake)
May 13, 2021 11:04:01.41 (May 13, 2021 02:04 GMT)
2.8

13 km
38 km (24 mi)30 km west of Nobeoka, Miyazaki, Japan MoreMap
Sunday, May 2, 2021 GMT (2 quakes)
May 02, 2021 19:39:42.91 (May 2, 2021 10:39 GMT)
2.5

13 km
38 km (24 mi)30 km west of Nobeoka, Miyazaki, Japan MoreMap
May 02, 2021 09:31:30.70 (May 2, 2021 00:31 GMT)
2.7

6.8 km
40 km (25 mi)17 km southeast of Kumamoto, Prefectura de Kumamoto, Japan MoreMap
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Estimated combined seismic energy released: 7.4 x 1010 joules (20.6 megawatt hours, equivalent to 17.7 tons of TNT) | about seismic energy

Earthquake statistics

Has seismic activity increased or decreased? Check the Quake-O-Meter!
Number of earthquakes over time:
Number of quakes over time
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Magnitude distribution and energy released:
Number of quakes and energy over magnitudeMagnitudes of quakes and energy over time
Wed, 1 Feb 2023, 15:00

Asosan volcano (Kyushu, Japan) - Smithsonian / USGS Weekly Volcanic Activity Report for 25 January-31 January 2023 (New Activity / Unrest)

JMA reported that the amplitude of volcanic tremor signals at Asosan increased at around 1200 on 30 January and then increased again around 1220 and remained high. At 1330 JMA raised the Alert Level to 2 (on a scale of 1-5) and warned the public to stay at least 1 km away from the crater. White plumes were visible rising 300 m above the crater rim. ... Read all
Tue, 31 Jan 2023, 04:19

Aso volcano (central Kyushu, Japan): volcanic-seismic unrest, alert status raised to Yellow

Gas and water vapor emissions rising from Aso volcano (image: Hondo Kyoto university)
The seismic network of the Japan Meteorological Agency (JMA) registered periods of highly increased amplitude tremor at the volcano starting at noon yesterday. ... Read all
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