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JMA EPICENTRE REGION

Off the Coast of Ibaraki Prefecture

茨城県沖

earthquakes633
Maximum M6
Maximum Shindo5−
FirstJan 12, 2015

What this epicentre-region name means

This page groups earthquakes whose JMA report uses this epicentre-region name. It identifies the reported epicentre region, not the area where shaking was felt or an administrative boundary.

JISHINDESU stores 633 confirmed or corrected reports from Jan 12, 2015 to Sep 24, 2026. This is not JMA’s complete historical earthquake catalogue. Dates and times use Japan Standard Time (JST).

Earthquakes in the stored history

The largest magnitude and highest Shindo may belong to different earthquakes. Open each report for its details.

Stored reports by year

The largest number of stored reports is 82 in 2015. Yearly counts describe the stored reports, not future activity or relative hazard.

  1. 202632
  2. 202537
  3. 202433
  4. 202347
  5. 202240
  6. 202158
  7. 202052
  8. 201956
  9. 201867
  10. 201755
  11. 201674
  12. 201582

Prefectures with observations

Each count is the number of earthquakes with a Shindo reading at a station in that prefecture. It does not locate the epicentre or imply shaking throughout the prefecture. One earthquake may appear in several prefectures.

IbarakiEarthquakes observed: 614 · Highest local Shindo: 5−FukushimaEarthquakes observed: 247 · Highest local Shindo: 5−TochigiEarthquakes observed: 194 · Highest local Shindo: 4ChibaEarthquakes observed: 182 · Highest local Shindo: 3GunmaEarthquakes observed: 104 · Highest local Shindo: 3SaitamaEarthquakes observed: 77 · Highest local Shindo: 3MiyagiEarthquakes observed: 71 · Highest local Shindo: 3TokyoEarthquakes observed: 50 · Highest local Shindo: 3YamagataEarthquakes observed: 30 · Highest local Shindo: 3KanagawaEarthquakes observed: 30 · Highest local Shindo: 2NaganoEarthquakes observed: 15 · Highest local Shindo: 2NiigataEarthquakes observed: 14 · Highest local Shindo: 3

Recent earthquakes

Showing the latest 50 of 633 stored reports, not the complete list.

1Off the Coast of Ibaraki PrefectureSep 24, 2026, 09:51 JST · M3.7View report →1Off the Coast of Ibaraki PrefectureSep 21, 2026, 23:32 JST · M3.5View report →1Off the Coast of Ibaraki PrefectureSep 19, 2026, 06:15 JST · M3.9View report →1Off the Coast of Ibaraki PrefectureSep 17, 2026, 03:40 JST · M3.5View report →1Off the Coast of Ibaraki PrefectureSep 6, 2026, 03:00 JST · M3.7View report →3Off the Coast of Ibaraki PrefectureAug 20, 2026, 14:28 JST · M4.2View report →1Off the Coast of Ibaraki PrefectureJun 28, 2026, 23:34 JST · M3.3View report →1Off the Coast of Ibaraki PrefectureJun 2, 2026, 02:02 JST · M3.1View report →1Off the Coast of Ibaraki PrefectureJun 2, 2026, 00:51 JST · M3.8View report →1Off the Coast of Ibaraki PrefectureMay 30, 2026, 01:15 JST · M3.3View report →1Off the Coast of Ibaraki PrefectureMay 27, 2026, 02:08 JST · M3.8View report →3Off the Coast of Ibaraki PrefectureMay 24, 2026, 15:08 JST · M4View report →1Off the Coast of Ibaraki PrefectureMay 21, 2026, 06:27 JST · M3.7View report →1Off the Coast of Ibaraki PrefectureMay 18, 2026, 02:27 JST · M2.9View report →1Off the Coast of Ibaraki PrefectureMay 15, 2026, 08:23 JST · M3.3View report →1Off the Coast of Ibaraki PrefectureMay 3, 2026, 11:50 JST · M3.6View report →1Off the Coast of Ibaraki PrefectureMay 1, 2026, 22:00 JST · M5View report →1Off the Coast of Ibaraki PrefectureApr 27, 2026, 23:24 JST · M3View report →1Off the Coast of Ibaraki PrefectureApr 17, 2026, 14:05 JST · M3.2View report →1Off the Coast of Ibaraki PrefectureApr 17, 2026, 13:38 JST · M3View report →1Off the Coast of Ibaraki PrefectureMar 19, 2026, 02:21 JST · M3.2View report →1Off the Coast of Ibaraki PrefectureMar 12, 2026, 20:09 JST · M3.3View report →1Off the Coast of Ibaraki PrefectureFeb 8, 2026, 10:59 JST · M4.8View report →2Off the Coast of Ibaraki PrefectureFeb 8, 2026, 08:48 JST · M3.6View report →3Off the Coast of Ibaraki PrefectureFeb 3, 2026, 18:03 JST · M4.8View report →3Off the Coast of Ibaraki PrefectureJan 31, 2026, 03:47 JST · M4.1View report →1Off the Coast of Ibaraki PrefectureJan 19, 2026, 05:34 JST · M4View report →1Off the Coast of Ibaraki PrefectureJan 19, 2026, 02:36 JST · M3.1View report →1Off the Coast of Ibaraki PrefectureJan 17, 2026, 06:50 JST · M3.1View report →1Off the Coast of Ibaraki PrefectureJan 10, 2026, 14:27 JST · M3.5View report →1Off the Coast of Ibaraki PrefectureJan 10, 2026, 12:08 JST · M3.1View report →1Off the Coast of Ibaraki PrefectureJan 5, 2026, 12:27 JST · M3.4View report →1Off the Coast of Ibaraki PrefectureNov 29, 2025, 00:15 JST · M3.5View report →2Off the Coast of Ibaraki PrefectureNov 18, 2025, 12:23 JST · M3.6View report →2Off the Coast of Ibaraki PrefectureNov 16, 2025, 08:54 JST · M3.7View report →1Off the Coast of Ibaraki PrefectureNov 13, 2025, 09:54 JST · M4.7View report →1Off the Coast of Ibaraki PrefectureOct 21, 2025, 17:23 JST · M3.1View report →1Off the Coast of Ibaraki PrefectureOct 16, 2025, 03:57 JST · M4.1View report →1Off the Coast of Ibaraki PrefectureOct 11, 2025, 12:30 JST · M3.6View report →1Off the Coast of Ibaraki PrefectureSep 28, 2025, 12:11 JST · M3.2View report →2Off the Coast of Ibaraki PrefectureSep 23, 2025, 18:46 JST · M3.8View report →2Off the Coast of Ibaraki PrefectureSep 22, 2025, 02:14 JST · M3.8View report →1Off the Coast of Ibaraki PrefectureSep 20, 2025, 03:20 JST · M3.3View report →1Off the Coast of Ibaraki PrefectureSep 20, 2025, 03:18 JST · M3.2View report →2Off the Coast of Ibaraki PrefectureSep 20, 2025, 03:02 JST · M4.3View report →1Off the Coast of Ibaraki PrefectureSep 16, 2025, 10:21 JST · M3.9View report →3Off the Coast of Ibaraki PrefectureAug 29, 2025, 04:54 JST · M4.4View report →4Off the Coast of Ibaraki PrefectureAug 14, 2025, 04:13 JST · M5.1View report →1Off the Coast of Ibaraki PrefectureAug 8, 2025, 19:29 JST · M4.5View report →1Off the Coast of Ibaraki PrefectureJul 31, 2025, 18:18 JST · M3.3View report →