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Quake Time Epicenter Latitude Longitude Depth Mag Intensity Remarks
03:55 JST 01 Oct 2020 Kanagawa-ken Seibu 20km 3.0 35.2 N 139.1 E1 No tsunami alerts
06:59 JST 01 Oct 2020 Miyagi-ken Oki 80km 3.2 38.6 N 142.0 E1 No tsunami alerts
07:42 JST 01 Oct 2020 Iriomotejima Fukin very shallow 2.5 24.5 N 123.8 E1 No tsunami alerts
13:36 JST 01 Oct 2020 Mie-ken Nambu 10km 2.5 34.1 N 136.2 E2 No tsunami alerts
15:29 JST 01 Oct 2020 Aichi-ken Seibu 30km 2.5 34.9 N 137.2 E1 No tsunami alerts
20:01 JST 02 Oct 2020 Ibaraki-ken Oki 50km 3.9 36.6 N 141.2 E1 No tsunami alerts
08:37 JST 03 Oct 2020 Kunashirito Fukin 20km 3.8 43.9 N 145.6 E2 No tsunami alerts
11:51 JST 03 Oct 2020 Ibaraki-ken Nambu 40km 3.1 36.0 N 140.3 E1 No tsunami alerts
18:31 JST 03 Oct 2020 Hachijojima Toho-oki 70km 6.0 33.5 N 141.1 E3 No tsunami alerts
21:26 JST 03 Oct 2020 Amami-oshima Hokuto-oki 30km 5.1 29.8 N 130.7 E2 No tsunami alerts
04:48 JST 04 Oct 2020 Kanagawa-ken Seibu 10km 2.4 35.2 N 139.0 E1 No tsunami alerts
06:25 JST 04 Oct 2020 Aomori-ken Toho-oki 50km 3.5 40.9 N 142.1 E1 No tsunami alerts
08:40 JST 04 Oct 2020 Ibaraki-ken Oki 10km 3.3 36.6 N 140.7 E2 No tsunami alerts
10:21 JST 04 Oct 2020 Ibaraki-ken Hokubu 10km 2.1 36.6 N 140.6 E1 No tsunami alerts
11:51 JST 04 Oct 2020 Amami-oshima Hokuto-oki 20km 4.5 29.8 N 130.7 E1 No tsunami alerts
23:35 JST 04 Oct 2020 Amami-oshima Kinkai 30km 3.2 28.2 N 129.6 E1 No tsunami alerts
07:19 JST 05 Oct 2020 Tokachi Oki 50km 3.9 42.4 N 143.7 E2 No tsunami alerts
09:42 JST 05 Oct 2020 Nagano-ken Nambu 10km 2.4 35.9 N 137.6 E1 No tsunami alerts
11:32 JST 05 Oct 2020 Ibaraki-ken Oki 90km 4.4 36.3 N 140.7 E3 No tsunami alerts
19:54 JST 05 Oct 2020 Tokara-retto Kinkai very shallow 2.7 29.6 N 129.8 E1 No tsunami alerts
23:01 JST 05 Oct 2020 Iwate-ken Oki 50km 4.0 39.3 N 142.1 E2 No tsunami alerts
08:33 JST 06 Oct 2020 Kyoto-fu Nambu 10km 2.8 34.8 N 136.0 E1 No tsunami alerts
15:27 JST 06 Oct 2020 Iwate-ken Engan-hokubu 100km 4.6 39.4 N 141.9 E3 No tsunami alerts
07:25 JST 07 Oct 2020 Kumamoto-ken Amakusa-Ashikita-chiho 10km 2.8 32.3 N 130.5 E2 No tsunami alerts
08:02 JST 07 Oct 2020 Enshu-nada 310km 4.6 34.4 N 138.0 E1 No tsunami alerts
09:34 JST 07 Oct 2020 Kumamoto-ken Kumamoto-chiho 10km 3.4 32.7 N 130.8 E3 No tsunami alerts
12:22 JST 07 Oct 2020 Shizuoka-ken Chubu 30km 3.4 34.9 N 138.3 E2 No tsunami alerts
13:07 JST 07 Oct 2020 Kumamoto-ken Kumamoto-chiho 10km 2.5 32.5 N 130.7 E1 No tsunami alerts
00:23 JST 08 Oct 2020 Kagoshima-ken Osumi-chiho very shallow 2.2 31.1 N 130.8 E1 No tsunami alerts
00:39 JST 08 Oct 2020 Nagano-ken Hokubu very shallow 1.9 36.7 N 138.5 E1 No tsunami alerts
06:14 JST 08 Oct 2020 Kumamoto-ken Kumamoto-chiho 10km 2.6 32.7 N 130.8 E1 No tsunami alerts
10:22 JST 08 Oct 2020 Miyagi-ken Oki 60km 3.9 38.2 N 141.8 E2 No tsunami alerts
12:34 JST 08 Oct 2020 Tokara-retto Kinkai very shallow 4.2 29.6 N 129.9 E3 No tsunami alerts
12:45 JST 08 Oct 2020 Tokara-retto Kinkai very shallow 2.7 29.6 N 129.9 E1 No tsunami alerts
14:58 JST 08 Oct 2020 Tokara-retto Kinkai 10km 2.8 29.9 N 129.5 E1 No tsunami alerts
18:50 JST 08 Oct 2020 Kunashirito Fukin 90km 3.5 43.6 N 145.8 E1 No tsunami alerts
19:09 JST 08 Oct 2020 Chichijima Kinkai 120km 4.4 26.6 N 142.1 E1 No tsunami alerts
07:44 JST 09 Oct 2020 Kumamoto-ken Kumamoto-chiho 10km 2.4 32.7 N 130.8 E1 No tsunami alerts
03:24 JST 10 Oct 2020 Niijima-Kozushima Kinkai very shallow 2.3 34.3 N 139.3 E1 No tsunami alerts
03:54 JST 10 Oct 2020 Soya-chiho Nambu 10km 2.7 44.8 N 142.2 E2 No tsunami alerts
07:39 JST 10 Oct 2020 Ibaraki-ken Oki 50km 3.9 36.7 N 141.0 E2 No tsunami alerts
08:11 JST 10 Oct 2020 Aomori-ken Tsugaru-nambu 10km 3.3 40.6 N 140.8 E1 No tsunami alerts
18:36 JST 10 Oct 2020 Miyakojima Kinkai 20km 3.0 24.9 N 125.3 E1 No tsunami alerts
09:02 JST 11 Oct 2020 Miyagi-ken Oki 50km 3.6 38.2 N 141.7 E1 No tsunami alerts
14:08 JST 11 Oct 2020 Shiga-ken Hokubu 10km 2.2 35.4 N 135.9 E1 No tsunami alerts
16:55 JST 11 Oct 2020 Tokara-retto Kinkai 10km 3.2 29.7 N 129.9 E2 No tsunami alerts
18:46 JST 11 Oct 2020 Satsuma-hanto Seiho-oki 140km 3.7 31.1 N 130.4 E1 No tsunami alerts
19:58 JST 11 Oct 2020 Miyakejima Kinkai 20km 2.6 34.1 N 139.4 E1 No tsunami alerts
22:17 JST 11 Oct 2020 Miyagi-ken Oki 50km 2.9 38.7 N 141.8 E1 No tsunami alerts
22:58 JST 11 Oct 2020 Urakawa Oki 70km 3.8 42.0 N 142.6 E1 No tsunami alerts
01:32 JST 12 Oct 2020 Osaka-fu Hokubu 10km 3.1 34.8 N 135.6 E2 No tsunami alerts
15:32 JST 12 Oct 2020 Iwate-ken Oki 40km 3.2 40.2 N 142.2 E1 No tsunami alerts
10:01 JST 13 Oct 2020 Ishikawa-ken Noto-chiho 10km 2.8 37.5 N 137.2 E1 No tsunami alerts
11:11 JST 13 Oct 2020 Fukushima-ken Nakadori 10km 3.7 37.2 N 140.5 E3 No tsunami alerts
11:41 JST 13 Oct 2020 Chiba-ken Hokutobu 50km 3.0 35.7 N 140.7 E1 No tsunami alerts
22:16 JST 13 Oct 2020 Hachijojima Toho-oki 50km 4.6 33.5 N 141.1 E1 No tsunami alerts
19:42 JST 14 Oct 2020 Fukushima-ken Oki 40km 4.3 37.4 N 141.7 E2 No tsunami alerts
08:07 JST 15 Oct 2020 Hyuga-nada 20km 2.9 32.4 N 131.9 E1 No tsunami alerts
10:06 JST 15 Oct 2020 Ibaraki-ken Hokubu 100km 3.8 36.5 N 140.4 E1 No tsunami alerts
10:38 JST 15 Oct 2020 Tokara-retto Kinkai 10km 3.5 29.7 N 129.8 E2 No tsunami alerts
17:00 JST 15 Oct 2020 Chichijima Kinkai 40km 4.2 27.7 N 142.4 E1 No tsunami alerts
00:03 JST 16 Oct 2020 Tokara-retto Kinkai 10km 2.5 29.5 N 129.8 E1 No tsunami alerts
09:38 JST 16 Oct 2020 Iwate-ken Engan-hokubu 60km 3.7 39.8 N 141.8 E2 No tsunami alerts
14:15 JST 16 Oct 2020 Amami-oshima Kinkai 20km 3.3 28.0 N 129.1 E1 No tsunami alerts
17:34 JST 16 Oct 2020 Ibaraki-ken Hokubu 10km 3.8 36.8 N 140.6 E2 No tsunami alerts
13:00 JST 17 Oct 2020 Niigata-ken Chuetsu-chiho 10km 3.9 37.0 N 138.6 E3 No tsunami alerts
13:24 JST 17 Oct 2020 Nagano-ken Nambu 10km 2.1 36.0 N 137.6 E1 No tsunami alerts
13:53 JST 17 Oct 2020 Aki-nada 50km 3.5 33.9 N 132.6 E1 No tsunami alerts
00:16 JST 18 Oct 2020 Tokushima-ken Hokubu 40km 3.1 34.1 N 134.6 E1 No tsunami alerts
02:04 JST 18 Oct 2020 Miyagi-ken Oki 60km 3.7 38.3 N 141.7 E1 No tsunami alerts
09:06 JST 18 Oct 2020 Iwate-ken Oki 50km 3.7 40.4 N 142.1 E1 No tsunami alerts
14:03 JST 18 Oct 2020 Okinawa-honto Kinkai 40km 3.4 27.4 N 128.6 E1 No tsunami alerts
20:46 JST 18 Oct 2020 Hidaka-chiho Tobu 60km 3.4 42.3 N 143.0 E1 No tsunami alerts
21:23 JST 18 Oct 2020 Hidaka-chiho Tobu 60km 4.1 42.2 N 142.9 E1 No tsunami alerts
01:25 JST 19 Oct 2020 Nagano-ken Nambu 10km 2.5 35.9 N 137.7 E1 No tsunami alerts
03:28 JST 19 Oct 2020 Gifu-ken Mino-chuseibu 40km 4.1 35.2 N 136.6 E3 No tsunami alerts
13:33 JST 19 Oct 2020 Tanegashima Kinkai 10km 2.6 30.3 N 130.9 E1 No tsunami alerts
17:39 JST 20 Oct 2020 Ibaraki-ken Oki 30km 3.3 35.9 N 141.1 E1 No tsunami alerts
22:22 JST 20 Oct 2020 Nagano-ken Chubu 10km 3.3 36.3 N 138.0 E2 No tsunami alerts
00:20 JST 22 Oct 2020 Iwoto Kinkai very shallow 5.0 25.7 N 141.5 E1 No tsunami alerts
03:38 JST 22 Oct 2020 Okinawa-honto Kinkai 80km 4.0 26.9 N 127.3 E1 No tsunami alerts
16:14 JST 22 Oct 2020 Iriomotejima Fukin 30km 4.6 24.0 N 123.6 E2 No tsunami alerts
23:43 JST 22 Oct 2020 Kushiro Oki 50km 3.8 42.9 N 145.5 E2 No tsunami alerts
02:24 JST 23 Oct 2020 Nagano-ken Hokubu very shallow 2.3 36.5 N 138.0 E1 No tsunami alerts
05:41 JST 23 Oct 2020 Chiba-ken Toho-oki 30km 3.6 35.7 N 141.1 E1 No tsunami alerts
09:04 JST 23 Oct 2020 Hyuga-nada 10km 2.8 32.3 N 132.1 E1 No tsunami alerts
09:23 JST 24 Oct 2020 Niijima-Kozushima Kinkai very shallow 2.1 34.4 N 139.3 E1 No tsunami alerts
12:19 JST 24 Oct 2020 Niijima-Kozushima Kinkai very shallow 2.4 34.3 N 139.4 E1 No tsunami alerts
14:14 JST 24 Oct 2020 Tottori-ken Chubu 10km 2.6 35.4 N 133.8 E1 No tsunami alerts
19:26 JST 24 Oct 2020 Ibaraki-ken Nambu 50km 3.3 36.1 N 139.9 E1 No tsunami alerts
06:18 JST 26 Oct 2020 Fukushima-ken Oki 30km 4.2 37.4 N 141.8 E1 No tsunami alerts
06:35 JST 26 Oct 2020 Wakayama-ken Hokubu 70km 4.0 34.2 N 135.6 E2 No tsunami alerts
18:03 JST 26 Oct 2020 Fukushima-ken Hamadori 70km 3.1 37.2 N 140.9 E1 No tsunami alerts
07:42 JST 27 Oct 2020 Miyagi-ken Oki 50km 3.8 38.9 N 142.1 E1 No tsunami alerts
12:44 JST 27 Oct 2020 Miyagi-ken Oki 60km 4.2 38.6 N 141.9 E2 No tsunami alerts
16:01 JST 27 Oct 2020 Iwate-ken Oki 30km 4.4 40.0 N 142.7 E1 No tsunami alerts
03:34 JST 28 Oct 2020 Kanagawa-ken Seibu 20km 2.8 35.5 N 139.1 E1 No tsunami alerts
05:16 JST 28 Oct 2020 Gifu-ken Hida-chiho 10km 2.2 36.4 N 137.2 E1 No tsunami alerts
05:19 JST 28 Oct 2020 Iwate-ken Oki 50km 3.2 39.6 N 142.1 E1 No tsunami alerts
07:12 JST 28 Oct 2020 Tanegashima Kinkai 10km 2.7 30.4 N 131.0 E1 No tsunami alerts
15:58 JST 28 Oct 2020 Chiba-ken Hokuseibu 70km 4.3 35.8 N 140.1 E3 No tsunami alerts
22:07 JST 28 Oct 2020 Chiba-ken Nambu very shallow 2.1 35.2 N 140.3 E1 No tsunami alerts
23:17 JST 28 Oct 2020 Ibaraki-ken Hokubu 10km 3.4 36.8 N 140.6 E1 No tsunami alerts
05:10 JST 30 Oct 2020 Kagoshima-wan 10km 2.6 31.3 N 130.6 E1 No tsunami alerts
05:29 JST 30 Oct 2020 Tottori-ken Chubu 10km 2.6 35.4 N 133.8 E1 No tsunami alerts
06:04 JST 30 Oct 2020 Chiba-ken Toho-oki 20km 3.2 35.7 N 141.1 E1 No tsunami alerts
14:12 JST 30 Oct 2020 Hokkaido Toho-oki 70km 4.4 43.9 N 147.1 E2 No tsunami alerts
14:38 JST 30 Oct 2020 Miyagi-ken Oki 40km 4.1 38.7 N 142.3 E1 No tsunami alerts
16:55 JST 30 Oct 2020 Kagoshima-wan 10km 1.9 31.3 N 130.6 E1 No tsunami alerts
01:39 JST 31 Oct 2020 Fukushima-ken Oki 40km 3.8 37.5 N 141.4 E1 No tsunami alerts
22:36 JST 31 Oct 2020 Satsuma-hanto Seiho-oki 10km 2.6 31.6 N 130.3 E2 No tsunami alerts
Archive Earthquake Data
  JMA (final quake data) EEW (preliminary reports)
2011 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2012 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2013 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2014 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2015 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2016 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2017 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2018 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2019 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2020 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2021 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2022 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2023 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7
2024 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All 4 to 7

Information provided by the Japan Meteorological Agency.
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