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日本の地震データベース

Quakelog has been kept since 13/05/2026.

A note about the classification of earthquake depth: Shallow earthquakes are considered to have occurred when the depth is between 0-70km, intermediate earthquakes are between 70-300km, and deep earthquakes are between 300-700km.

Earthquakes (Japan)

Note: Japan utilises the Japanese Intensity Scale as well as magnitude. This scale has a maximum of 7, with + and - standing for "upper" and "lower" respectively. Intensity is not equivalent to magnitude. Magnitude refers to the total energy released at the source of the earthquake, while intensity refers to the amount of shaking experienced at any given location.

Due to the frequency of earthquakes in Japan, events less than Int. 3 are contained in a smaller list below. These lists are updated manually; do not rely on them for timely information on earthquakes or tsunamis. For this and early warnings, I recommend you use NERV.

Showing 50 earthquakes.

← Previous 1 2 3 4 ... 23 Next →
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.6
マグニチュード
Quake Nº
Okinawa Island
沖縄本島近海
Time: 2026-08-26 at 09:35:00
Depth: 10 km
Epicentre: 127.9 (Longitude)26.7 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Okinawa]
Int. 1 at Motobu.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2
マグニチュード
Quake Nº
Hyūga-nada Sea
日向灘
Time: 2026-08-26 at 08:52:00
Depth: 10 km
Epicentre: 131.5 (Longitude)32 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Miyazaki]
Int. 1 at Saito.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
2
最大(さいだい)震度(しんど)


Magnitude
3.4
マグニチュード
Quake Nº
Southern Ibaraki
茨城県南部
Time: 2026-08-26 at 08:33:00
Depth: 50 km
Epicentre: 139.9 (Longitude)36.1 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Tochigi]
Int. 2 at Utsunomiya.
Int. 1 at Ashikaga, Tochigi City, Sano, Kanuma, Oyama, Mooka, Shimotsuke, Mashiko, Mibu.
[Ibaraki]
Int. 1 at Mito, Kasama, Hitachiōmiya, Tsuchiura, Yūki, Shimotsuma, Toride, Tsukuba, Chikusei, Bandō, Sakuragawa, Tsukubamirai, Sakai.
[Gunma]
Int. 1 at Kiryū, Isesaki, Ōta, Itakura, Meiwa, Ōra.
[Saitama]
Int. 1 at Saitama (Urawa-ku), Kumagaya, Kazo, Honjō, Higashimatsuyama, Kuki, Namegawa, Kawaguchi, Kasukabe, Miyashiro, Nagatoro.
[Chiba]
Int. 1 at Noda.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
2
最大(さいだい)震度(しんど)


Magnitude
4.5
マグニチュード
Quake Nº
off Fukushima
福島県沖
Time: 2026-08-26 at 05:23:00
Depth: 30 km
Epicentre: 141.8 (Longitude)37.4 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Fukushima]
Int. 2 at Shirakawa, Tamura, Kunimi, Kawamata, Izumizaki, Tamakawa, Ono, Iwaki, Sōma, Minamisōma, Naraha, Kawauchi, Ōkuma, Futaba, Namie, Katsurao.
Int. 1 at Fukushima City, Kōriyama, Sukagawa, Nihonmatsu, Date, Motomiya, Ōtama, Kagamiishi, Ten'ei, Nishigō, Tanagura, Yamatsuri, Ishikawa Town, Hirata, Asakawa, Furudono, Hirono, Tomioka, Shinchi, Iitate.
[Ibaraki]
Int. 2 at Daigo.
Int. 1 at Mito, Hitachi, Takahagi, Kasama, Hitachinaka, Hitachiōmiya, Tōkai, Tsuchiura, Ishioka, Sakuragawa.
[Miyagi]
Int. 1 at Tome, Kurihara, Ōsaki, Wakuya, Shiroishi, Natori, Kakuda, Iwanuma, Zaō, Shichikashuku, Ōgawara, Murata, Shibata, Kawasaki, Marumori, Watari, Yamamoto, Sendai Wakabayashi-ku, Ishinomaki, Matsushima, Rifu.
[Yamagata]
Int. 1 at Yonezawashi, Takahata.
[Tochigi]
Int. 1 at Ōtawara, Nasu, Utsunomiya, Kanuma, Mashiko, Ichikai, Haga, Nakagawa.
[Chiba]
Int. 1 at Narita.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.2
マグニチュード
Quake Nº
Kumamoto Region
熊本県熊本地方
Time: 2026-08-26 at 04:46:00
Depth: 10 km
Epicentre: 130.8 (Longitude)32.8 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Kumamoto (Chūō-ku, Nishi-ku).

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.4
マグニチュード
Quake Nº
Kumamoto Region
熊本県熊本地方
Time: 2026-08-26 at 04:09:00
Depth: 10 km
Epicentre: 130.8 (Longitude)32.7 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Kumamoto (Minami-ku), Uto, Kōsa.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.3
マグニチュード
Quake Nº
Kumamoto Amakusa-Ashikita
熊本県天草・葦北地方
Time: 2026-08-26 at 03:20:00
Depth: 1 km
Epicentre: 130.5 (Longitude)32.3 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Ashikita.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2
マグニチュード
Quake Nº
Kumamoto Region
熊本県熊本地方
Time: 2026-08-25 at 23:44:00
Depth: 1 km
Epicentre: 130.6 (Longitude)32.5 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Yatsushiro.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.3
マグニチュード
Quake Nº
Kumamoto Amakusa-Ashikita
熊本県天草・葦北地方
Time: 2026-08-25 at 20:07:00
Depth: 1 km
Epicentre: 130.5 (Longitude)32.3 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Ashikita.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
3
最大(さいだい)震度(しんど)


Magnitude
4.8
マグニチュード
Quake Nº
Off. SE Nemuro Pen.
Time: 2026-08-25 at 18:07:00
Depth: 80 km
Epicentre: 145.7 (Longitude)43.1 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Hokkaidō]
Int. 3 at Kushiro, Hamanaka, Shibecha, Tsurui, Shibetsu, Rausu, Betsukai, Nemuro.
Int. 2 at Kushiro, Akkeshi, Shiranuka, Nakashibetsu, Kiyosato, Ashoro, Tokachi Ikeda, Urahoro.
Int. 1 at Bihoro, Shari, Shintoku, Obihiro, Tokachi Shimizu, Makubetsu, Toyokoro, Honbetsu, Tokachi Taiki, Teshikaga.
[Aomori]
Int. 1 at Noheji, Higashidōri.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
1.5
マグニチュード
Quake Nº
Kumamoto Amakusa-Ashikita
熊本県天草・葦北地方
Time: 2026-08-25 at 14:50:00
Depth: 1 km
Epicentre: 130.5 (Longitude)32.3 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Ashikita.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
2
最大(さいだい)震度(しんど)


Magnitude
3.6
マグニチュード
Quake Nº
Okinawa Island
沖縄本島近海
Time: 2026-08-25 at 14:29:00
Depth: 30 km
Epicentre: 127.9 (Longitude)26.6 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Okinawa]
Int. 2 at Nago, Motobu, Onna.
Int. 1 at Kunigami, Nakijin, Ginoza, Ie, Ginowan, Okinawa City, Uruma, Kitanakagusuku, Nakagusuku, Nishihara.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
4.2
マグニチュード
Quake Nº
Miyakojima Region
宮古島近海
Time: 2026-08-25 at 08:26:00
Depth: 30 km
Epicentre: 125.2 (Longitude)24.3 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Okinawa]
Int. 1 at Miyakojima.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
4.3
マグニチュード
Quake Nº
off Iwate
岩手県沖
Time: 2026-08-25 at 03:07:00
Depth: 30 km
Epicentre: 142.9 (Longitude)40.3 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Hokkaidō]
Int. 1 at Hakodate.
[Aomori]
Int. 1 at Hiranai, Hachinohe, Towada, Misawa, Noheji, Shichinohe, Tōhoku Town, Oirase, Sannohe, Gonohe, Nanbu, Hashikami, Mutsu, Higashidōri.
[Iwate]
Int. 1 at Miyako, Morioka, Ninohe, Hachimantai, Karumai.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.9
マグニチュード
Quake Nº
Kumamoto Region
熊本県熊本地方
Time: 2026-08-25 at 02:13:00
Depth: 10 km
Epicentre: 130.6 (Longitude)32.5 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Yatsushiro, Uki, Hikawa, Kamiamakusa.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
4.3
マグニチュード
Quake Nº
off Iwate
岩手県沖
Time: 2026-08-24 at 23:47:00
Depth: 30 km
Epicentre: 142.8 (Longitude)40 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Aomori]
Int. 1 at Gonohe.
[Iwate]
Int. 1 at Morioka.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.6
マグニチュード
Quake Nº
Kumamoto Region
熊本県熊本地方
Time: 2026-08-24 at 21:28:00
Depth: 10 km
Epicentre: 130.6 (Longitude)32.5 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Yatsushiro.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.9
マグニチュード
Quake Nº
Kumamoto Region
熊本県熊本地方
Time: 2026-08-24 at 20:32:00
Depth: 10 km
Epicentre: 130.6 (Longitude)32.5 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Yatsushiro.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
2
最大(さいだい)震度(しんど)


Magnitude
3.8
マグニチュード
Quake Nº
Kumamoto Region
熊本県熊本地方
Time: 2026-08-24 at 20:32:00
Depth: 10 km
Epicentre: 130.6 (Longitude)32.5 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 2 at Yatsushiro, Uki, Kamiamakusa.
Int. 1 at Kumamoto (Nishi-ku, Minami-ku, Kita-ku), Uto, Misato, Kashima, Kōsa, Yamato, Hikawa, Ashikita, Takamori, Taragi, Itsuki, Kuma, Asagiri.
[Nagasaki]
Int. 1 at Ōmura, Unzen, Minamishimabara.
[Miyazaki]
Int. 1 at Nobeoka, Saito, Shiiba, Misato.
[Kagoshima]
Int. 1 at Isa, Nagashima.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
2
最大(さいだい)震度(しんど)


Magnitude
2.9
マグニチュード
Quake Nº
Kumamoto Region
熊本県熊本地方
Time: 2026-08-24 at 19:17:00
Depth: 10 km
Epicentre: 130.6 (Longitude)32.5 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 2 at Yatsushiro.
Int. 1 at Hikawa, Kamiamakusa.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.5
マグニチュード
Quake Nº
Kumamoto Region
熊本県熊本地方
Time: 2026-08-24 at 18:10:00
Depth: 10 km
Epicentre: 130.7 (Longitude)32.7 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Uto, Uki.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
3.3
マグニチュード
Quake Nº
Central/Southern Kushiro
釧路中央・南
Time: 2026-08-24 at 12:54:00
Depth: 80 km
Epicentre: 145 (Longitude)43.2 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Hokkaidō]
Int. 1 at Hamanaka, Betsukai, Nemuro.

Data Source:  Confidence Level: Unknown (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.2
マグニチュード
Quake Nº
Kumamoto Region
熊本県熊本地方
Time: 2026-08-24 at 08:12:00
Depth: 1 km
Epicentre: 130.7 (Longitude)32.6 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Yatsushiro, Uki, Hikawa.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
3.8
マグニチュード
Quake Nº
off Southern Bōsō Pen.
Time: 2026-08-24 at 07:32:00
Depth: 30 km
Epicentre: 140.3 (Longitude)34.1 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Tōkyō]
Int. 1 at Mikurajima.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
3
最大(さいだい)震度(しんど)


Magnitude
3.9
マグニチュード
Quake Nº
Kumamoto Amakusa-Ashikita
熊本県天草・葦北地方
Time: 2026-08-24 at 04:05:00
Depth: 10 km
Epicentre: 130.6 (Longitude)32.6 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 3 at Uki.
Int. 2 at Kumamoto (Nishi-ku, Minami-ku), Yatsushiro, Uto, Misato, Nishihara, Mifune, Kashima, Kōsa, Hikawa, Kamiamakusa.
Int. 1 at Kumamoto (Chūō-ku, Higashi-ku, Kita-ku), Yamaga, Kikuchi, Gyokutō, Ōzu, Mashiki, Yamato, Minamata, Amakusa, Ashikita, Takamori, Minamiaso, Mizukami, Itsuki, Kuma, Asagiri.
[Nagasaki]
Int. 2 at Unzen.
Int. 1 at Shimabara, Minamishimabara, Nagasaki City.
[Fukuoka]
Int. 1 at Ōmuta, Yame, Asakura, Miyama.
[Ōita]
Int. 1 at Hita, Kokonoe.
[Miyazaki]
Int. 1 at Nobeoka, Saito, Kawaminami, Tsuno, Shiiba, Misato.
[Kagoshima]
Int. 1 at Nagashima.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
2
最大(さいだい)震度(しんど)


Magnitude
4
マグニチュード
Quake Nº
Eastern Hidaka
日高東
Time: 2026-08-24 at 01:36:00
Depth: 60 km
Epicentre: 142.9 (Longitude)42.2 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Hokkaidō]
Int. 2 at Urakawa.
Int. 1 at Erimo, Chitose, Hakodate, Shinhidaka, Memuro, Urahoro.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
4
最大(さいだい)震度(しんど)


Magnitude
6
マグニチュード
Quake Nº
off Urakawa
浦河沖
Time: 2026-08-23 at 22:44:00
Depth: 40 km
Epicentre: 142.9 (Longitude)41.8 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Hokkaidō]
Int. 4 at Hakodate, Urakawa, Samani, Erimo, Makubetsu, Urahoro, Tokachi Taiki, Hirō.
Int. 3 at Obihiro, Memuro, Tokachi Ikeda, Toyokoro, Sarabetsu, Shinshinotsu, Sapporo Kita-ku, Sapporo Higashi-ku, Ebetsu, Kitahiroshima, Nanporo, Shiraoi, Atsuma, Abira, Mukawa, Biratori, Niikappu, Shinhidaka, Shikaoi, Kushiro, Kushiro, Shiranuka.
Int. 2 at Oshima Hokuto, Nanae, Shikabe, Oshima Mori, Otofuke, Shihoro, Tokachi Shimizu, Honbetsu, Nakasatsunai, Ishikari, Tōbetsu, Sapporo Chūō-ku, Sapporo Shiroishi-ku, Sapporo Toyohira-ku, Sapporo Minami-ku, Sapporo Nishi-ku, Sapporo Atsubetsu-ku, Sapporo Teine-ku, Sapporo Kiyota-ku, Chitose, Eniwa, Yūbari, Iwamizawa, Bibai, Mikasa, Yuni, Naganuma, Kuriyama, Tsukigata, Muroran, Tomakomai, Noboribetsu, Hidaka Region, Hidaka, Kamishihoro, Shintoku, Ashoro, Akkeshi, Hamanaka, Shibecha, Tsurui, Oshamanbe, Shiriuchi, Kikonai, Kaminokuni, Assabu, Setana, Otaru, Yoichi, Akaigawa, Niseko, Makkari, Kutchan, Hokuryū, Takikawa, Sunagawa, Naie, Shintotsukawa, Kenbuchi, Furano, Nakafurano, Minamifurano, Shimukappu, Mashike, Bihoro, Kiyosato, Ōzora, Kitami, Kunneppu, Saroma, Engaru, Yūbetsu, Iburidate, Sōbetsu, Tōyako, Teshikaga, Nakashibetsu, Shibetsu, Betsukai, Nemuro.
Int. 1 at Rikubetsu, Fukushima Town, Hiyama Esashi, Otobe, Imakane, Shakotan, Rusutsu, Kimobetsu, Kyōgoku, Fukagawa, Moseushi, Ashibetsu, Urausu, Wassamu, Kamifurano, Rumoi, Abashiri, Tsubetsu, Shari, Oketo, Okoppe, Toyōra, Rausu, Kuromatsunai, Rankoshi, Iwanai, Asahikawa, Biei.
[Aomori]
Int. 3 at Hachinohe, Noheji, Shichinohe, Tōhoku Town, Nanbu, Hashikami, Mutsu, Higashidōri.
Int. 2 at Towada, Misawa, Rokunohe, Yokohama Town, Rokkasho, Oirase, Sannohe, Gonohe, Ōma, Aomori City, Goshogawara, Tsugaru, Hiranai, Imabetsu, Yomogita, Sotogahama, Itayanagi, Nakadomari, Hirakawa, Fujisaki, Inakadate.
Int. 1 at Takko, Shingō, Kazamaura, Sai, Tsuruta, Hirosaki, Kuroishi, Ajigasawa, Fukaura, Nishimeya.
[Iwate]
Int. 3 at Morioka.
Int. 2 at Ninohe, Hachimantai, Takizawa, Town, Yahaba, Karumai, Ichinohe, Kuji, Noda.
Int. 1 at Shizukuishi, Kuzumaki, Shiwa, Kunohe, Miyako, Yamada, Fudai, Hirono, Ōfunato, Kamaishi, Sumita, Ōtsuchi, Hanamaki, Kitakami, Tōno, Ichinoseki, Ōshū.
[Miyagi]
Int. 1 at Kesennuma, Tome, Kurihara, Ōsaki, Wakuya, Misato, Iwanuma, Marumori, Ishinomaki, Higashimatsushima, Matsushima, Rifu.
[Akita]
Int. 1 at Mitane, Ikawa, Ōdate, Kazuno, Kitaakita, Yokote, Daisen.
[Yamagata]
Int. 1 at Nakayama.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.6
マグニチュード
Quake Nº
Kumamoto Amakusa-Ashikita
熊本県天草・葦北地方
Time: 2026-08-23 at 19:28:00
Depth: 10 km
Epicentre: 130.5 (Longitude)32.3 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Kuma, Minamata, Ashikita.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.2
マグニチュード
Quake Nº
Kumamoto Amakusa-Ashikita
熊本県天草・葦北地方
Time: 2026-08-23 at 15:31:00
Depth: 10 km
Epicentre: 130.5 (Longitude)32.3 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Kuma.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.3
マグニチュード
Quake Nº
Ishikawa Noto
石川県能登地方
Time: 2026-08-23 at 07:56:00
Depth: 10 km
Epicentre: 136.8 (Longitude)37.3 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Ishikawa]
Int. 1 at Anamizu.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
1.7
マグニチュード
Quake Nº
Kumamoto Region
熊本県熊本地方
Time: 2026-08-23 at 07:07:00
Depth: 1 km
Epicentre: 130.6 (Longitude)32.5 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Yatsushiro.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.1
マグニチュード
Quake Nº
Northern Ōsaka
大阪府北部
Time: 2026-08-23 at 06:45:00
Depth: 20 km
Epicentre: 135.4 (Longitude)35 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Ōsaka]
Int. 1 at Nose.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
3.1
マグニチュード
Quake Nº
Kumamoto Region
熊本県熊本地方
Time: 2026-08-23 at 02:47:00
Depth: 10 km
Epicentre: 130.7 (Longitude)32.7 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Kumamoto (Nishi-ku, Minami-ku), Uto, Uki, Misato, Kashima.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
5-
最大(さいだい)震度(しんど)


Magnitude
5.9
マグニチュード
Quake Nº
Southern Ibaraki
茨城県南部
Time: 2026-08-23 at 02:00:00
Depth: 70 km
Epicentre: 140.1 (Longitude)36 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Ibaraki]
Int. 5- at Omitama, Koga, Ryūgasaki, Shimotsuma, Jōsō, Toride, Ushiku, Tsukuba, Chikusei, Tsukubamirai.
Int. 4 at Mito, Hitachi, Hitachiōta, Kasama, Hitachiōmiya, Town, Shirosato, Tsuchiura, Ishioka, Yūki, Itako, Moriya, Bandō, Inashiki, Kasumigaura, Sakuragawa, Kamisu, Namegata, Hokota, Miho, Ami, Kawachi, Yachiyo, Goka, Sakai, Tone.
Int. 3 at Takahagi, Kitaibaraki, Hitachinaka, Naka, Ōarai, Tōkai, Daigo, Kashima.
[Saitama]
Int. 5- at Kawaguchi, Warabi, Toda, Miyashiro.
Int. 4 at Saitama (Kita-ku, Ōmiya-ku, Minuma-ku, Chūō-ku, Urawa-ku, Minami-ku, Midori-ku, Iwatsuki-ku), Kasukabe, Sōka, Koshigaya, Asaka, Shiki, Wakō, Yashio, Fujimi, Misato, Satte, Yoshikawa, Shiraoka, Sugito, Matsubushi, Gyōda, Kazo, Hanyū, Kuki.
Int. 3 at Saitama (Nishi-ku, Sakura-ku), Kawagoe, Tokorozawa, Sayama, Ageo, Iruma, Niiza, Okegawa, Kitamoto, Hasuda, Sakado, Tsurugashima, Fujimino, Ina, Miyoshi, Moroyama, Kawajima, Kumagaya, Honjō, Higashimatsuyama, Kōnosu, Namegawa, Yoshimi, Tokigawa, Misato.
Int. 2 at Hannō, Hidaka, Ogose, Fukaya, Ranzan, Ogawa, Hatoyama, Higashichichibu, Kamikawa, Kamisato, Yorii, Chichibu, Yokoze, Minano, Nagatoro, Ogano.
[Chiba]
Int. 5- at Urayasu, Inzai.
Int. 4 at Chiba (Chūō-ku, Hanamigawa-ku, Mihama-ku), Ichikawa, Funabashi, Matsudo, Noda, Narita, Sakura, Narashino, Kashiwa, Ichihara, Nagareyama, Yachiyo, Abiko, Kamagaya, Yotsukaidō, Shiroi, Sakae, Tōgane, Asahi, Katori, Sanmu, Kōzaki, Tako, Kyonan.
Int. 3 at Chiba (Inage-ku, Wakaba-ku, Midori-ku), Yachimata, Tomisato, Shisui, Chōshi, Mobara, Sōsa, Ōamishirasato, Tōnoshō, Shibayama, Yokoshibahikari, Ichinomiya, Mutsuzawa, Chōsei, Shirako, Nagara, Chōnan, Tateyama, Kisarazu, Katsuura, Kamogawa, Kimitsu, Futtsu, Sodegaura, Minamibōsō, Isumi, Ōtaki.
Int. 2 at Onjuku.
[Tōkyō]
Int. 5- at Tōkyō (Adachi-ku).
Int. 4 at Tōkyō (Chiyoda-ku, Chūō-ku, Minato-ku, Shinjuku-ku, Bunkyō-ku, Taitō-ku, Sumida-ku, Kōtō-ku, Ōta-ku, Setagaya-ku, Shibuya-ku, Nakano-ku, Suginami-ku, Toshima-ku, Kita-ku, Arakawa-ku, Itabashi-ku, Nerima-ku, Katsushika-ku, Edogawa-ku), Chōfu, Koganei.
Int. 3 at Tōkyō (Shinagawa-ku, Meguro-ku), Hachiōji, Tachikawa, Musashino, Mitaka, Fuchū, Machida, Kodaira, Hino, Higashimurayama, Kokubunji, Kunitachi, Komae, Higashiyamato, Kiyose, Higashikurume, Musashimurayama, Tama, Inagi, Hamura, Nishitōkyō, Mizuho, Ōme, Akiruno.
Int. 2 at Akishima, Fussa, Hinode, Hinohara, Izu Ōshima, Toshima, Niijima, Miyake.
Int. 1 at Okutama, Mikurajima, Kōzushima, Hachijō, Aogashima.
[Fukushima]
Int. 4 at Tamakawa.
Int. 3 at Kōriyama, Shirakawa, Sukagawa, Tamura, Kunimi, Kagamiishi, Ten'ei, Nishigō, Izumizaki, Nakajima, Yamatsuri, Ishikawa Town, Asakawa, Furudono, Iwaki, Sōma, Minamisōma, Kawauchi, Ōkuma, Futaba, Aizubange.
Int. 2 at Fukushima City, Nihonmatsu, Date, Motomiya, Kōri, Kawamata, Ōtama, Yabuki, Tanagura, Hanawa, Samegawa, Hirata, Ono, Hirono, Naraha, Tomioka, Namie, Katsurao, Shinchi, Iitate, Aizuwakamatsu, Kitakata, Shimogō, Hinoemata, Tadami, Minamiaizu, Nishiaizu, Bandai, Inawashiro, Yugawa, Yanaizu, Shōwa, Aizumisato.
Int. 1 at Miharu, Kaneyama.
[Tochigi]
Int. 4 at Utsunomiya, Tochigi City, Sano, Kanuma, Oyama, Mooka, Mashiko, Motegi, Ichikai, Haga, Takanezawa.
Int. 3 at Ashikaga, Sakura, Nasukarasuyama, Shimotsuke, Mibu, Nogi, Nakagawa, Nikkō, Ōtawara, Yaita, Nasushiobara, Shioya, Nasu.
[Gunma]
Int. 4 at Tatebayashi, Itakura, Meiwa, Chiyoda, Ōra.
Int. 3 at Maebashi, Kiryū, Isesaki, Ōta, Shibukawa, Midori, Ōizumi, Numata.
Int. 2 at Takasaki, Fujioka, Tomioka, Annaka, Shintō, Yoshioka, Kanna, Kanra, Tamamura, Nakanojō, Takayama, Higashiagatsuma, Kawaba, Shōwa, Minakami.
Int. 1 at Ueno, Shimonita, Nanmoku, Naganohara, Tsumagoi, Kusatsu.
[Kanagawa]
Int. 4 at Yokohama Tsurumi-ku, Yokohama Kanagawa-ku, Yokohama Nishi-ku, Yokohama Naka-ku, Yokohama Hodogaya-ku, Yokohama Kōhoku-ku, Yokohama Totsuka-ku, Yokohama Midori-ku, Yokohama Tsuzuki-ku, Kawasaki Kawasaki-ku, Kawasaki Nakahara-ku, Kawasaki Miyamae-ku, Chigasaki, Samukawa, Atsugi.
Int. 3 at Yokohama Minami-ku, Yokohama Isogo-ku, Yokohama Kanazawa-ku, Yokohama Kōnan-ku, Yokohama Asahi-ku, Yokohama Seya-ku, Yokohama Sakae-ku, Yokohama Izumi-ku, Yokohama Aoba-ku, Kawasaki Saiwai-ku, Kawasaki Takatsu-ku, Kawasaki Tama-ku, Kawasaki Asao-ku, Yokosuka, Hiratsuka, Fujisawa, Yamato, Ebina, Zama, Ayase, Ōiso, Ninomiya, Sagamihara Midori-ku, Sagamihara Chūō-ku, Sagamihara Minami-ku, Odawara, Hadano, Isehara, Nakai, Ōi, Matsuda, Yamakita, Hakone, Yugawara, Aikawa, Kiyokawa.
Int. 2 at Kamakura, Zushi, Miura, Hayama, Minamiashigara, Kaisei, Manazuru.
[Miyagi]
Int. 3 at Marumori.
Int. 2 at Shiroishi, Natori, Kakuda, Iwanuma, Zaō, Ōgawara, Kawasaki, Watari, Yamamoto, Tome, Ōsaki, Shikama, Kami, Wakuya, Misato, Ishinomaki, Higashimatsushima, Matsushima, Rifu.
Int. 1 at Shichikashuku, Murata, Shibata, Kesennuma, Kurihara, Sendai Aoba-ku, Sendai Miyagino-ku, Sendai Wakabayashi-ku, Sendai Taihaku-ku, Sendai Izumi-ku, Shiogama, Tomiya, Shichigahama, Taiwa, Ōsato, Ōhira.
[Niigata]
Int. 3 at Minamiuonuma, Kariwa.
Int. 2 at Niigata (Kōnan-ku, Minami-ku, Nishikan-ku), Nagaoka, Sanjō, Kashiwazaki, Ojiya, Kamo, Tōkamachi, Mitsuke, Jōetsu, Shibata, Murakami, Tsubame, Agano.
Int. 1 at Niigata (Kita-ku, Higashi-ku, Chūō-ku, Akiha-ku, Nishi-ku), Uonuma, Tagami, Izumozaki, Yuzawa, Tsunan, Gosen, Tainai, Seirō, Yahiko, Aga.
[Yamanashi]
Int. 3 at Minami-Alps, Hokuto, Fuefuki, Ichikawamisato, Fujikawa, Ōtsuki, Uenohara, Oshino, Yamanakako, Fujikawaguchiko.
Int. 2 at Kōfu, Yamanashi City, Nirasaki, Kai, Kōshū, Chūō City, Hayakawa, Minobu, Nanbu, Shōwa, Fujiyoshida, Tsuru, Dōshi, Nishikatsura, Narusawa, Kosuge, Tabayama.
[Nagano]
Int. 3 at Minamimaki.
Int. 2 at Ueda, Suwa, Chino, Saku, Kōmi, Kawakami, Sakuho, Karuizawa, Miyota, Tateshina, Fujimi, Hara, Iida, Iijima, Nakagawa, Matsukawa, Takamori, Kiso.
Int. 1 at Matsumoto, Okaya, Komoro, Shiojiri, Tōmi, Azumino, Minamiaiki, Kitaaiki, Shimosuwa, Chikuhoku, Ina, Komagane, Tatsuno, Minowa, Minamiminowa, Miyada, Anan, Achi, Hiraya, Shimojō, Yasuoka, Takagi, Toyooka, Ōshika, Agematsu, Nagiso, Kiso, Ōtaki, Ōkuwa, Nagano City, Ōmachi, Chikuma, Sakaki, Shinano, Iizuna, Sakae.
[Shizuoka]
Int. 3 at Izu, Izunokuni, Higashiizu, Kawazu, Fuji.
Int. 2 at Shizuoka (Aoi-ku, Suruga-ku, Shimizu-ku), Atami, Itō, Shimoda, Minamiizu, Matsuzaki, Nishiizu, Kannami, Numazu, Mishima, Fujinomiya, Gotenba, Susono, Shimizu, Oyama, Fujieda, Makinohara, Kikugawa.
Int. 1 at Shimada, Yaizu, Yoshida, Kawanehon, Hamamatsu Chūō-ku, Hamamatsu Hamana-ku, Hamamatsu Tenryū-ku, Iwata, Kakegawa, Fukuroi, Kosai, Omaezaki.
[Yamagata]
Int. 2 at Kaminoyama, Murayama, Tendō, Yamanobe, Nakayama, Nishikawa, Yonezawashi, Nanyō, Kawanishi, Shirataka.
Int. 1 at Higashine, Obanazawa, Kahoku, Asahi, Takahata, Oguni, Iide, Tsuruoka, Sakata, Mikawa, Mogami.
[Aomori]
Int. 1 at Hachinohe, Hashikami.
[Iwate]
Int. 1 at Miyako, Kuji, Yamada, Fudai, Ōfunato, Kamaishi, Morioka, Yahaba, Hanamaki, Kitakami, Tōno, Ichinoseki.
[Akita]
Int. 1 at Yurihonjō.
[Gifu]
Int. 1 at Gero, Nakatsugawa, Ena, Gifu City, Kaizu, Ginan, Kasamatsu, Wanouchi.
[Aichi]
Int. 1 at Shinshiro, Nagoya Chikusa-ku, Nagoya Higashi-ku, Nagoya Kita-ku, Nagoya Nishi-ku, Nagoya Shōwa-ku, Nagoya Mizuho-ku, Nagoya Minato-ku, Nagoya Minami-ku, Ichinomiya, Nishio, Inazawa, Iwakura, Aisai, Kiyosu, Yatomi, Miyoshi, Ama, Tōgō, Tobishima.
[Mie]
Int. 1 at Kuwana, Kisosaki.
[Shiga]
Int. 1 at Ōmihachiman.
[Hyōgo]
Int. 1 at Toyooka.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.9
マグニチュード
Quake Nº
off Kushiro
釧路沖
Time: 2026-08-22 at 22:46:00
Depth: 50 km
Epicentre: 145.4 (Longitude)43 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Hokkaidō]
Int. 1 at Hamanaka, Nemuro.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.6
マグニチュード
Quake Nº
Kumamoto Amakusa-Ashikita
熊本県天草・葦北地方
Time: 2026-08-22 at 19:30:00
Depth: 1 km
Epicentre: 130.5 (Longitude)32.5 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Kamiamakusa.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2
マグニチュード
Quake Nº
Kumamoto Region
熊本県熊本地方
Time: 2026-08-22 at 18:37:00
Depth: 1 km
Epicentre: 130.7 (Longitude)32.6 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Yatsushiro, Hikawa.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
3.4
マグニチュード
Quake Nº
Southern Sea of Okhotsk
オホーツク海南部
Time: 2026-08-22 at 18:31:00
Depth: 10 km
Epicentre: 145.5 (Longitude)44.9 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Hokkaidō]
Int. 1 at Shari.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
2
最大(さいだい)震度(しんど)


Magnitude
4.1
マグニチュード
Quake Nº
Southern Sea of Okhotsk
オホーツク海南部
Time: 2026-08-22 at 17:37:00
Depth: 10 km
Epicentre: 145.6 (Longitude)45 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Hokkaidō]
Int. 2 at Shari, Rausu.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
3.7
マグニチュード
Quake Nº
Southern Tokachi
十勝地方南部
Time: 2026-08-22 at 11:35:00
Depth: 100 km
Epicentre: 143 (Longitude)42.5 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Hokkaidō]
Int. 1 at Urahoro.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
1.9
マグニチュード
Quake Nº
Kumamoto Region
熊本県熊本地方
Time: 2026-08-21 at 23:32:00
Depth: 1 km
Epicentre: 130.7 (Longitude)32.5 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Yatsushiro.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
2
最大(さいだい)震度(しんど)


Magnitude
3.1
マグニチュード
Quake Nº
Kumamoto Region
熊本県熊本地方
Time: 2026-08-21 at 23:27:00
Depth: 1 km
Epicentre: 130.6 (Longitude)32.5 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 2 at Yatsushiro, Uki.
Int. 1 at Kumamoto (Minami-ku), Kōsa, Hikawa, Kamiamakusa.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
3
最大(さいだい)震度(しんど)


Magnitude
5.5
マグニチュード
Quake Nº
off Eastern Hachijōjima
八丈島東方沖
Time: 2026-08-21 at 21:02:00
Depth: 60 km
Epicentre: 140.5 (Longitude)33.7 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Tōkyō]
Int. 3 at Miyake, Mikurajima.
Int. 2 at Tōkyō (Chiyoda-ku, Sumida-ku, Suginami-ku), Kōzushima, Izu Ōshima, Toshima, Niijima, Hachijō.
Int. 1 at Tōkyō (Chūō-ku, Minato-ku, Shinjuku-ku, Bunkyō-ku, Taitō-ku, Kōtō-ku, Shinagawa-ku, Meguro-ku, Ōta-ku, Setagaya-ku, Shibuya-ku, Nakano-ku, Toshima-ku, Kita-ku, Arakawa-ku, Itabashi-ku, Nerima-ku, Adachi-ku, Katsushika-ku, Edogawa-ku), Aogashima, Hachiōji, Musashino, Fuchū, Chōfu, Machida, Koganei, Kodaira, Hino, Higashimurayama, Kokubunji, Higashiyamato, Nishitōkyō.
[Saitama]
Int. 2 at Fujimi.
Int. 1 at Saitama (Nishi-ku, Kita-ku, Ōmiya-ku, Minuma-ku, Chūō-ku, Sakura-ku, Urawa-ku, Minami-ku, Midori-ku), Kawagoe, Kawaguchi, Tokorozawa, Kasukabe, Sayama, Ageo, Sōka, Koshigaya, Warabi, Asaka, Shiki, Wakō, Niiza, Okegawa, Yashio, Misato, Sakado, Satte, Tsurugashima, Yoshikawa, Shiraoka, Miyoshi, Moroyama, Kawajima, Miyashiro, Kumagaya, Gyōda, Kazo, Honjō, Kōnosu, Kuki, Misato.
[Chiba]
Int. 2 at Ichihara, Tateyama, Kamogawa, Kimitsu, Futtsu, Minamibōsō, Isumi, Kyonan.
Int. 1 at Chiba (Chūō-ku, Hanamigawa-ku, Mihama-ku), Ichikawa, Urayasu, Kisarazu, Katsuura, Ōtaki, Tōgane, Sanmu, Ōamishirasato, Tako, Ichinomiya, Mutsuzawa, Chōnan.
[Kanagawa]
Int. 2 at Yokohama Kanagawa-ku, Yokohama Naka-ku, Yokohama Hodogaya-ku, Yokohama Kanazawa-ku, Yokohama Kōhoku-ku, Yokohama Totsuka-ku, Yokohama Izumi-ku, Kawasaki Kawasaki-ku, Kawasaki Nakahara-ku, Kawasaki Miyamae-ku, Yokosuka, Ebina, Ayase, Ninomiya, Hadano, Atsugi, Nakai, Yugawara, Kiyokawa.
Int. 1 at Yokohama Tsurumi-ku, Yokohama Isogo-ku, Yokohama Kōnan-ku, Yokohama Asahi-ku, Yokohama Midori-ku, Yokohama Seya-ku, Yokohama Sakae-ku, Kawasaki Saiwai-ku, Kawasaki Asao-ku, Hiratsuka, Kamakura, Fujisawa, Chigasaki, Miura, Yamato, Hayama, Samukawa, Ōiso, Sagamihara Midori-ku, Sagamihara Chūō-ku, Sagamihara Minami-ku, Odawara, Minamiashigara, Ōi, Matsuda, Yamakita, Hakone, Manazuru, Aikawa.
[Yamanashi]
Int. 2 at Ōtsuki.
Int. 1 at Tsuru, Uenohara, Oshino, Yamanakako, Fujikawaguchiko, Kōfu, Hokuto, Fuefuki, Kōshū, Chūō City, Fujikawa.
[Shizuoka]
Int. 2 at Izu, Izunokuni, Higashiizu, Kawazu, Matsuzaki, Nishiizu.
Int. 1 at Atami, Itō, Shimoda, Minamiizu, Kannami, Numazu, Mishima, Fujinomiya, Fuji, Gotenba, Nagaizumi, Oyama.
[Miyagi]
Int. 1 at Iwanuma, Marumori.
[Fukushima]
Int. 1 at Tamura, Tamakawa.
[Ibaraki]
Int. 1 at Kasama, Ishioka, Chikusei, Bandō.
[Tochigi]
Int. 1 at Kanuma.
[Gunma]
Int. 1 at Numata, Shibukawa, Chiyoda, Ōra.
[Nagano]
Int. 1 at Suwa, Chino, Saku, Minamimaki.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.2
マグニチュード
Quake Nº
Kumamoto Region
熊本県熊本地方
Time: 2026-08-21 at 09:11:00
Depth: 1 km
Epicentre: 130.7 (Longitude)32.6 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 1 at Uki.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
3
最大(さいだい)震度(しんど)


Magnitude
4.2
マグニチュード
Quake Nº
Okinawa Island
沖縄本島近海
Time: 2026-08-21 at 09:01:00
Depth: 40 km
Epicentre: 127.6 (Longitude)26.6 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Okinawa]
Int. 3 at Onna.
Int. 2 at Nago, Kunigami, Nakijin, Motobu, Ie, Uruma, Yomitan, Zamami.
Int. 1 at Ginoza, Aguni, Izena, Naha, Ginowan, Urasoe, Itoman, Nanjō, Kadena, Chatan, Kitanakagusuku, Nakagusuku, Nishihara, Yonabaru, Haebaru, Tokashiki, Tonaki, Yaese, Kumejima.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.1
マグニチュード
Quake Nº
Kagoshima Satsuma
鹿児島県薩摩地方
Time: 2026-08-21 at 07:34:00
Depth: 10 km
Epicentre: 130.6 (Longitude)32 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kagoshima]
Int. 1 at Isa.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
2
最大(さいだい)震度(しんど)


Magnitude
2.5
マグニチュード
Quake Nº
Kumamoto Region
熊本県熊本地方
Time: 2026-08-21 at 05:13:00
Depth: 10 km
Epicentre: 130.7 (Longitude)32.6 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 2 at Uki.
Int. 1 at Kumamoto (Minami-ku).

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
2
最大(さいだい)震度(しんど)


Magnitude
3
マグニチュード
Quake Nº
Kumamoto Amakusa-Ashikita
熊本県天草・葦北地方
Time: 2026-08-21 at 03:23:00
Depth: 10 km
Epicentre: 130.5 (Longitude)32.5 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Kumamoto]
Int. 2 at Kamiamakusa.
Int. 1 at Minamata, Amakusa, Ashikita, Yatsushiro, Misato, Kuma.
[Nagasaki]
Int. 1 at Unzen.
[Kagoshima]
Int. 1 at Nagashima.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
3.9
マグニチュード
Quake Nº
Miyakojima Region
宮古島近海
Time: 2026-08-21 at 03:15:00
Depth: 30 km
Epicentre: 125 (Longitude)24.7 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Okinawa]
Int. 1 at Miyakojima.

Data Source: NERV Confidence Level: High (Why?)
Max. Intensity
1
最大(さいだい)震度(しんど)


Magnitude
2.5
マグニチュード
Quake Nº
Northern Wakayama
和歌山県北部
Time: 2026-08-21 at 00:46:00
Depth: 10 km
Epicentre: 135.3 (Longitude)34.1 (Latitude)
No tsunami warnings were issued due to this earthquake.

Area Breakdown

[Wakayama]
Int. 1 at Yuasa.

Data Source: NERV Confidence Level: High (Why?)

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