Draft:2025 Tokara Islands earthquake swarm
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 | This article documents an ongoing earthquake swarm. Information may change rapidly and initial news reports may be unreliable. The latest updates to this article may not reflect the most current information. (July 2025) |
 Map of JMA seismic intensities for the 3 July 16:13 event | |
  Epicenter for the 2 July 15:26 (Mw 5.6 event) | |
| Time | June 21 2025 - ongoing |
|---|---|
| Max. magnitude | Mw 5.6 |
| Type | Strike-slip |
| Areas affected | Tokara Islands |
| Max. intensity | JMA 6− (July 3)[1] |
| Mean depth | 10 km (6.2 mi) |
| Total events | ≥1,900 felt[2] ≥1,428 over M2.5[3] ≥75 over M4.5[4] |
The 2025 Tokara Islands earthquake swarm is an ongoing earthquake swarm. With over 1,900 earthquakes occurring within the span of a few weeks, it is the largest earthquake swarm occurring in the region in recent history.
| Time (JST) | Epicenter | Magnitude (USGS) |
Intensity (Shindo) |
Depth | Notes |
|---|---|---|---|---|---|
| 30 June 18:33 | 29°19′16″N 129°23′31″E / 29.321°N 129.392°E | Mw 5.2 | JMA 5− | 10 km (6 mi) (USGS) 30 km (19 mi) (JMA) |
[5][6] |
| 2 July 4:32 | 29°19′52″N 129°24′22″E / 29.331°N 129.406°E | Mw 5.1 | JMA 5− | 10 km (6 mi) (USGS) 30 km (19 mi) (JMA) |
[7][8] |
| 2 July 15:26 | 29°14′38″N 129°14′38″E / 29.244°N 129.244°E | Mw 5.6 | JMA 5− | 10 km (6 mi) (USGS) 10 km (6 mi) (JMA) |
[9][10] |
| 3 July 16:13 | 29°24′58″N 129°23′42″E / 29.416°N 129.395°E | Mw 5.5 | JMA 6− | 10 km (6 mi) (USGS) 20 km (12 mi) (JMA) |
[11][12] |
| 5 July 6:29 | 29°20′53″N 129°16′08″E / 29.348°N 129.269°E | Mw 5.4 | JMA 5+ | 10 km (6 mi) (USGS) 20 km (12 mi) (JMA) |
[13][14] |
| 6 July 14:01 | 29°21′11″N 129°28′52″E / 29.353°N 129.481°E | Mw 4.9 | JMA 5+ | 10 km (6 mi) (USGS) 20 km (12 mi) (JMA) |
[15][16] |
| 6 July 14:07 | 29°22′34″N 129°33′07″E / 29.376°N 129.552°E | Mw 5.5 | JMA 5+ | 10 km (6 mi) (USGS) 20 km (12 mi) (JMA) |
[17][18] |
| 7 July 00:12 | 29°17′10″N 129°41′31″E / 29.286°N 129.692°E | mb 4.9 | JMA 5− | 10 km (6 mi) (USGS) 20 km (12 mi) (JMA) |
[19][20] |
Response
[edit]The earthquake swarm has prompted evacuations from the islands of Akusekijima and Kodakarajima.[21]
References
[edit]- ^ "令和７年７月３日16時13分頃のトカラ列島近海の地震について". 気象庁. July 3, 2025. Retrieved July 6, 2025.
- ^ "最大震度別地震回数表" (PDF). 気象庁. July 12, 2025. Retrieved July 12, 2025.
- ^ "主な地震活動の地震回数比較（マグニチュード2.5以上）" (PDF). 気象庁. July 9, 2025. Retrieved July 12, 2025.
- ^ "Latest Earthquakes". USGS. Retrieved July 12, 2025.
- ^ "M 5.2 - 98 km NNW of Tatsugō, Japan". 30 June 2025. Retrieved 6 July 2025.
- ^ "Earthquake information". Japan Meteorological Agency. 30 June 2025. Retrieved 6 July 2025.
- ^ "M 5.1 - 99 km N of Tatsugō, Japan". 1 July 2025. Retrieved 6 July 2025.
- ^ "Earthquake information". Japan Meteorological Agency. 2 July 2025. Retrieved 6 July 2025.
- ^ "M 5.6 - 94 km NNW of Tatsugō, Japan". 2 July 2025. Retrieved 6 July 2025.
- ^ "Earthquake information". Japan Meteorological Agency. 2 July 2025. Retrieved 6 July 2025.
- ^ "M 5.5 - 108 km N of Tatsugō, Japan". 3 July 2025. Retrieved 6 July 2025.
- ^ "Earthquake information". Japan Meteorological Agency. 3 July 2025. Retrieved 6 July 2025.
- ^ "M 5.4 - 104 km NNW of Tatsugō, Japan". 6 July 2025. Retrieved 6 July 2025.
- ^ "Earthquake information". Japan Meteorological Agency. Retrieved 6 July 2025.
- ^ "M 4.9 - 100 km N of Tatsugō, Japan". 6 July 2025. Retrieved 6 July 2025.
- ^ "Earthquake information". Japan Meteorological Agency. 6 July 2025. Retrieved 6 July 2025.
- ^ "M 5.5 - 102 km N of Tatsugō, Japan". 6 July 2025. Retrieved 6 July 2025.
- ^ "Earthquake information". Japan Meteorological Agency. 6 July 2025. Retrieved 6 July 2025.
- ^ "M 4.9 - 93 km N of Tatsugō, Japan". 6 July 2025. Retrieved 6 July 2025.
- ^ "Earthquake information". Japan Meteorological Agency. 7 July 2025. Retrieved 6 July 2025.
- ^ "More residents evacuate quake-hit remote islands in Japan". The Japan Times. 7 July 2025. Retrieved 7 July 2025.