Lab | Chaos in Stasis

Area Breakdown

[Hokkaido Prefecture] Detected at Int. 2 at Memuro, Tokachi Ikeda, Toyokoro, Honbetsu, Urahoro, and Kushiro. | Detected at Int. 1 at Obihiro, Otofuke, Tokachi Shimizu, Makubetsu, Kushiro, Hamanaka, Shibecha, Tsurui, Shiranuka, Kitami, Shintoku, Ashoro, Nakasatsunai, Sarabetsu, Tokacchi Taiki, Hiro, Teshikaga, and Nemuro.

Area Breakdown

In Okinawa Prefecture, detected at Int. 1 at Taketomi.

Area Breakdown

In Kagoshima Prefecture, detected at Int. 1 at Kagoshima Toshima.

Area Breakdown

In Chiba Prefecture, detected at Int. 3 at Chonan, Int. 2 at Mobara, Togane, Oamishirasato, Ichinomiya, Matsuzawa, Shirako, and Ichihara, and Int. 1 at Sanmu, Kujukuri, Shibayama, Chosei, Nagara, Chiba Chuo-ku, Chiba Midori-ku, Chiba Mihama-ku, Ichikawa, Narita, Narashino, Yachimata, Inzai, Shisui, Sakae, Kisarazu, Katsuura, Kimitsu, Isumi, and Otaki.

Area Breakdown

In Kagoshima Prefecture, detected at Int. 1 at China.

Area Breakdown

In Ibaraki Prefecture, detected at Int. 1 at Mito, Hitachi, and Hitachinaka.

Area Breakdown

In Iwate Prefecture, detected at Int. 1 at Ofunato, Rikuzentakata, Kamaishi, Sumita, Otsuchi, and Ichinoseki. In Miyagi Prefecture, detected at Int. 1 at Kesennuma and Ishinomaki

Area Breakdown

In Gifu Prefecture, detected at Int. 1 at Gero.

Area Breakdown

In Hokkaido Prefecture, detected at Int. 1 at Hakodate and Urakawa. In Aomori Prefecture, detected at Int. 1 at Hachinohe, Hashikami, and Higashidori.

Area Breakdown

In Nagano Prefecture, detected at Int. 1 at Kiso. In Gifu Prefecture, detected at Int. 1 at Nakatsugawa.

Area Breakdown

In Nagano Prefecture, detected at Int. 1 at Yamanouchi.

Area Breakdown

In Nagano Prefecture, detected at Int. 1 at Omachi.

Area Breakdown

In Hokkaido Prefecture, detected at Int. 1 at Urakawa, Erimo, Urahoro, Hamanaka, Shibecha, and Bestukai. In Aomori Prefecture, detected at Hachinohe and Gonohe.

Area Breakdown

In Nagano Prefecture, detected at Int. 3 at Omachi, Int. 2 at Ogawa, and Int. 1 at Nagano City, Matsukawa, Ikusaka, and Chikuhoku

Area Breakdown

Detected at Int. 1 at Southern Inland Akita (SE).

Area Breakdown

Detected at Int. 2 at Southern Coastal Iwate (NW), Southern Inland Iwate (NW), Northern Miyagi (W), and Central Miyagi (SW), and Int. 1 at Northern Coastal Iwate (NW), Northern Inland Iwate (NW), and Southern Miyagi (SW)

Area Breakdown

In Chiba Prefecture, detected at Int. 1 at Choshi (W) and Asahi (W).

Area Breakdown

In Tokyo Metropolis, detected at Int. 1 at Niijima (SW).

Area Breakdown

In Gifu Prefecture, detected at Int. 2 at Gero (SW), and Int. 1 at Takayama (N), Nakatsugawa (SE), and Gujo (W). In Nagano Prefecture, detected at Int. 1 at Otaki (SE) and Kiso (E).

Area Breakdown

In Aomori Prefecture, detected at Int. 1 at Hachinohe (SW), Aomori Nanbu (W), and Hashikami (SW). In Iwate Prefecture, detected at Int. 1 at Kuji (SW), Iwate Hirono (SW), and Karumai (SW).

Area Breakdown

In Aomori Prefecture, detected at Int. 1 at Higashidori (NE), Gonohe (S), and Hachinohe (S).

Area Breakdown

In Kanagawa Prefecture, detected at Int. 2 at Hakone (NW) and Yugawara (SW), and Int. 1 at Sagamihara Midori-ku (N), Odawara (NE), Minamiashigara (N), Kanagawa Oi (N), Matsuda (N), Yamakita (N), Manazuru (SE), and Kiyokawa (N). In Shizuoka Prefecture, detected at Int. 2 at Atami (S). In Yamanashi Prefecture, detected at Int. 1 at Fujikawaguchiko (NW).

Area Breakdown

Another apparent aftershock of the Int. 5+ Okinawa Island earthquake on the 20th. Detected at Int. 2 at Okinawa Zamami (SW), and Int. 1 at Okinawa Nanjo (SE) and Okinawa Nishihara (E).

Area Breakdown

Detected at Int. 1 at Central/Southern Okinawa Island (E).

Area Breakdown

Part of a series of earthquakes off the coast of Iwate over the past several weeks, this one boasting a somewhat higher magnitude and larger spread. Detected at Int. 2 at Northern Coastal Iwate (W), Northern Inland Iwate (W), and Aomori Sanpachi-Kamikita (NW), and Int. 1 at Aomori Shimokita (NW), Aomori Northern Tsugaru (NW), Northern Inland Akita (W), Southern Coastal Iwate (SW), Southern Inland Iwate (SW), Northern Miyagi (SW), and Central Miyagi (SW).

Area Breakdown

Detected at Int. 1 at Southern Coastal Iwate (N), Southern Inland Iwate (N), Northern Miyagi (NW), Central Miyagi (W), and Southern Miyagi (W).

Area Breakdown

Detected at Int. 2 at Southern Nemuro (W) and Northern Nemuro (NW), and Int. 1 at Central Nemuro (W) and Central/Southern Kushiro (W).

Area Breakdown

Appears to be a larger aftershock of prior earthquakes in the ocean off Ibaraki in the past weeks. Detected at Int. 3 at Northern Ibaraki (NW), Int. 2 at Southern Ibaraki (SW), and Int. 1 at Fukushima Hamadori (N), Fukushima Nakadori (N), Northern Tochigi (NW), Southern Tochigi (W), Northwest Chiba (SW) and Northeast Chiba (S).

Area Breakdown

Appears to be a second, smaller aftershock of the initial Gifu Hida earthquake a few hours prior. Detected at Int. 1 at Gifu Eastern Mino (S) and Southern Nagano (SE).

Area Breakdown

Appears to be a slightly larger aftershock of the earthquake in Gifu Hida just hours prior. Detected at Int. 2 at Gifu Hida (N), Gifu Central/Western Mino (SW), Gifu Eastern Mino (S), and Southern Nagano (SE), and Int. 1 at Western Aichi (S), Eastern Aichi (S), Western Shizuoka (S), and Southern Shiga (SW).

Area Breakdown

Detected at Int. 2 at Gifu Eastern Mino (S) and Southern Nagano (SE), and Int. 1 at Gifu Hida (N), Gifu Central/Western Mino (W), Eastern Aichi (S), and Western Shizuoka (S).

Area Breakdown

Detected at Int. 1 at Southern Kyoto (NE), Southeast Hyogo (W), and Northern Osaka (S).

Area Breakdown

Detected at Int. 1 at Central/Southern Kushiro (NW).

Area Breakdown

Detected at Eastern Shimane (NE) at Int. 1.

Area Breakdown

Detected at Int. 1 at Northeast Chiba (N), Northwest Chiba (NW), and Southern Chiba (SW).

Area Breakdown

Detected at Int. 2 at Northern Coastal Iwate (W), Northern Inland Iwate (W), Aomori Sanpachi Kamikita (NW), and Int. 1 at Eastern Oshima (NW), Aomori Shimokita (NW), Aomori Northern Tsugaru (NW), Southern Inland Iwate (SW), Southern Coastal Iwate (SW), Northern Miyagi (SW), and Central Miyagi (SW).

Area Breakdown

Deepest earthquake since Quakelog records began. Felt at Int. 1 at Northern Ibaraki (E) and Fukushima Nakadori (N).

Area Breakdown

Detected at Int. 2 at Southern Rumoi (S), and Int. 1 at Central/Northern Rumoi (N) and Northern Kamikawa (NE).

Area Breakdown

Detected at Int. 1 at Western Aichi (NE).

Area Breakdown

Detected at Int. 2 at Southern Ehime (E) and Western Kochi (E).

Area Breakdown

Detected at Int. 3 at Kagoshima Toshima (NE).

Area Breakdown

Detected at Int. 1 at Northern Ibaraki (W)

Area Breakdown

Detected at Int. 1 at Fukushima Aizu.

Area Breakdown

Detected at Int. 2 at Southern Inland Iwate (NW) and Northern Miyagi (W), and Int. 1 at Southern Coastal Iwate (NW) and Central Miyagi (SW). Interestingly, Southern Coastal Iwate is closer to the epicentre than both Southern Inland Iwate and Northern Miyagi, yet experienced less shaking.

Area Breakdown

Detected at Int. 1 at Nose (W) and Northern Osaka (S).

Area Breakdown

Detected at Int. 1 at Southern Ibaraki (NW) and Northeast Chiba (W).

Area Breakdown

This earthquake appears to be an aftershock following several smaller earthquakes in the Okinawa region over the past 2 days. It was detected at Int. 5+ at Kagoshima Southern Amami (NE), Int. 3 at Kagoshima Northern Amami (NW), Northern Okinawa Island (SW), and Central/Southern Okinawa Island (SW), and Int. 1 at Kagoshima Toshima (N) and Okinawa Kumejima (S).

Area Breakdown

Detected at Int. 1 at Southern Mie (E).

Area Breakdown

This earthquake was detected at Int. 1 at Southern Miyagi (W), Fukushima Nakadori (W), and Fukushima Hamadori (SW).

Area Breakdown

Felt at Int. 1 at Kagoshima Northern Amami (SW).