Latest earthquakes near Koshigaya, Saitama today
Complete overview of the latest earthquakes near Koshigaya, Saitama, Japan, updated every minute. Did you feel an earthquake today in Koshigaya? If an earthquake is happening right now near Koshigaya (also known as 越谷), it will show up within minutes.
Recent Koshigaya Earthquake News
These are the latest articles published related to earthquakes occurring near Koshigaya. Check our Earthquake News section for a complete overview of articles written on earthquakes near Koshigaya and elsewhere.
Dec 8, 2025 11:15PM
Unusually powerful M7.6 Earthquake struck on Monday Evening in the North Pacific Ocean near Hachinohe (Japan).
Koshigaya Earthquake Statistics
Average
A total of 2675 earthquakes with a magnitude of four or above have struck within 300 km (186 mi) of Koshigaya, Saitama in the past 10 years. This comes down to a yearly average of 267 earthquakes per year, or 22 per month. On average an earthquake will hit near Koshigaya roughly every 1 days.
A relatively large number of earthquakes occurred near Koshigaya in 2016. A total of 409 earthquakes (mag 4+) were detected within 300 km of Koshigaya that year. The strongest had a 6.9 magnitude.
Magnitude Distribution
The table below visualizes the distribution of all earthquakes that occurred within 300km of Koshigaya in the past 10 years. No earthquakes with a magnitude of 8 or above have occurred near Koshigaya during this time. Usually, higher magnitudes are less common than lower magnitudes. Small earthquakes with a magnitude below 4 on the Richter scale have been omitted from this overview.
| Magnitude | Earthquakes | Percentage |
|---|---|---|
| Mag. 4 | 2465 | 92.15% |
| Mag. 5 | 199 | 7.44% |
| Mag. 6 | 8 | 0.3% |
| Mag. 7 | 3 | 0.11% |
| Mag. 8 | 0 | 0.0% |
| Mag. 9 | 0 | 0.0% |
| Mag. 10 | 0 | 0.0% |
Strongest earthquakes near Koshigaya
The strongest recent earthquake of the past 10 years near Koshigaya occurred on Jan 1, 2024 16:10 local time (Asia/Tokyo timezone). It had a magnitude of 7.5 and struck 286 kilometers (178 mi) north-west of Koshigaya, at a depth of 10 km. Discover more strong earthquakes near Koshigaya in the list below.
A longer time ago, a MAG-8 earthquake struck on Sep 1, 1923 11:58, 79 kilometers (49 mi) north-west of Koshigaya. It is the strongest earthquake near Koshigaya in the past 126 years (Our data goes back to January 1st, 1900).
In the table below you will find the strongest earthquakes that occurred near Koshigaya, Saitama in the past 10 years. You can use the tabs to find the heaviest historic earthquakes since the year 1900 or within a specific year or distance from Koshigaya.
Nearest earthquakes from Koshigaya
These are the earthquakes with their epicenter nearest to Koshigaya, Saitama. You can use the buttons to find nearby earthquakes for a specific year or with a specific magnitude.
Frequently Asked Questions
These questions are commonly asked in relation to earthquakes occurring near Koshigaya.
When was the last earthquake in Koshigaya, Saitama?
A 4.4 magnitude earthquake hit near Koshigaya on the morning of February 19, 2026 at 07:40 local time (Asia/Tokyo). The center of this earthquake was located 245km north-east of Koshigaya at a depth of 30km under water in the North Pacific Ocean. Check the list on our website for any earthquakes occurring near Koshigaya, Saitama in the past hours.
What was the strongest earthquake near Koshigaya, Saitama?
A 8 magnitude earthquake hit near Koshigaya on the morning of September 1, 1923 at 11:58 local time (Asia/Tokyo). The center of this earthquake was located 79km south-southwest of Koshigaya at a depth of 15km under water in the North Pacific Ocean. This is the strongest earthquake that occurred near Koshigaya since the year 1900.
How often do earthquakes occur near Koshigaya, Saitama?
In the past 10 years, 2675 earthquakes with a magnitude of four or higher occurred within a 300 kilometer range from Koshigaya. This averages to 268 earthquakes yearly, or one earthquake every 1 days.
