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JMA EPICENTRE REGION

Central Setonaikai Sea

瀬戸内海中部

earthquakes27
Maximum M4.5
Maximum Shindo4
FirstAug 14, 2016

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 27 confirmed or corrected reports from Aug 14, 2016 to Apr 2, 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 10 in 2019. Yearly counts describe the stored reports, not future activity or relative hazard.

  1. 20262
  2. 20251
  3. 20244
  4. 20233
  5. 20221
  6. 20201
  7. 201910
  8. 20182
  9. 20172
  10. 20161

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.

EhimeEarthquakes observed: 22 · Highest local Shindo: 4HiroshimaEarthquakes observed: 14 · Highest local Shindo: 3KagawaEarthquakes observed: 10 · Highest local Shindo: 3OkayamaEarthquakes observed: 6 · Highest local Shindo: 3TokushimaEarthquakes observed: 4 · Highest local Shindo: 2KochiEarthquakes observed: 4 · Highest local Shindo: 2ShimaneEarthquakes observed: 3 · Highest local Shindo: 2YamaguchiEarthquakes observed: 2 · Highest local Shindo: 2HyogoEarthquakes observed: 1 · Highest local Shindo: 2WakayamaEarthquakes observed: 1 · Highest local Shindo: 1TottoriEarthquakes observed: 1 · Highest local Shindo: 1

Recent earthquakes

Showing the latest 27 of 27 stored reports, not the complete list.

1Central Setonaikai SeaApr 2, 2026, 02:38 JST · M3.2View report →1Central Setonaikai SeaJan 23, 2026, 22:43 JST · M3.1View report →1Central Setonaikai SeaFeb 20, 2025, 14:16 JST · M3View report →1Central Setonaikai SeaNov 7, 2024, 05:08 JST · M2.9View report →2Central Setonaikai SeaOct 25, 2024, 23:41 JST · M3.3View report →2Central Setonaikai SeaJul 29, 2024, 23:12 JST · M3.9View report →2Central Setonaikai SeaJan 21, 2024, 19:02 JST · M3.9View report →1Central Setonaikai SeaMay 31, 2023, 20:12 JST · M3.3View report →1Central Setonaikai SeaFeb 27, 2023, 16:31 JST · M3View report →1Central Setonaikai SeaFeb 16, 2023, 08:21 JST · M2.5View report →1Central Setonaikai SeaNov 19, 2022, 16:43 JST · M3View report →1Central Setonaikai SeaMay 30, 2020, 05:51 JST · M2.8View report →1Central Setonaikai SeaDec 27, 2019, 12:34 JST · M2.7View report →1Central Setonaikai SeaDec 25, 2019, 04:54 JST · M2.8View report →1Central Setonaikai SeaDec 25, 2019, 04:53 JST · M2.6View report →1Central Setonaikai SeaDec 4, 2019, 14:05 JST · M2.8View report →1Central Setonaikai SeaDec 4, 2019, 13:40 JST · M2.7View report →1Central Setonaikai SeaNov 26, 2019, 15:14 JST · M3.1View report →4Central Setonaikai SeaNov 26, 2019, 15:09 JST · M4.5View report →3Central Setonaikai SeaNov 26, 2019, 07:58 JST · M3.8View report →2Central Setonaikai SeaNov 8, 2019, 21:23 JST · M3.1View report →1Central Setonaikai SeaNov 8, 2019, 20:31 JST · M3.1View report →1Central Setonaikai SeaSep 7, 2018, 23:19 JST · M3.1View report →1Central Setonaikai SeaJan 9, 2018, 00:56 JST · M3View report →2Central Setonaikai SeaOct 24, 2017, 20:34 JST · M3.3View report →2Central Setonaikai SeaMay 5, 2017, 14:27 JST · M3.7View report →2Central Setonaikai SeaAug 14, 2016, 05:04 JST · M3.9View report →