Latest earthquakes near Iwatsuki, Saitama today
Complete overview of the latest earthquakes near Iwatsuki, Saitama, Japan, updated every minute. Did you feel an earthquake today in Iwatsuki? If an earthquake is happening right now near Iwatsuki (also known as いわつき), it will show up within minutes.
Recent Iwatsuki Earthquake News
These are the latest articles published related to earthquakes occurring near Iwatsuki. Check our Earthquake News section for a complete overview of articles written on earthquakes near Iwatsuki and elsewhere.
Oct 5, 2025 12:21AM
On Sunday Night a Significant M5.9 Earthquake struck in the North Pacific Ocean near Iwaki (Japan).
Iwatsuki Earthquake Statistics
Average
A total of 2662 earthquakes with a magnitude of four or above have struck within 300 km (186 mi) of Iwatsuki, Saitama in the past 10 years. This comes down to a yearly average of 266 earthquakes per year, or 22 per month. On average an earthquake will hit near Iwatsuki roughly every 1 days.
A relatively large number of earthquakes occurred near Iwatsuki in 2016. A total of 407 earthquakes (mag 4+) were detected within 300 km of Iwatsuki 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 Iwatsuki in the past 10 years. No earthquakes with a magnitude of 8 or above have occurred near Iwatsuki 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 | 2449 | 92.0% |
| Mag. 5 | 200 | 7.51% |
| Mag. 6 | 10 | 0.38% |
| Mag. 7 | 3 | 0.11% |
| Mag. 8 | 0 | 0.0% |
| Mag. 9 | 0 | 0.0% |
| Mag. 10 | 0 | 0.0% |
Strongest earthquakes near Iwatsuki
The strongest recent earthquake of the past 10 years near Iwatsuki occurred on Jan 1, 2024 16:10 local time (Asia/Tokyo timezone). It had a magnitude of 7.5 and struck 275 kilometers (171 mi) north-west of Iwatsuki, at a depth of 10 km. Discover more strong earthquakes near Iwatsuki in the list below.
A longer time ago, a MAG-8 earthquake struck on Sep 1, 1923 11:58, 83 kilometers (52 mi) north-west of Iwatsuki. It is the strongest earthquake near Iwatsuki in the past 125 years (Our data goes back to January 1st, 1900).
In the table below you will find the strongest earthquakes that occurred near Iwatsuki, 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 Iwatsuki.
Nearest earthquakes from Iwatsuki
These are the earthquakes with their epicenter nearest to Iwatsuki, 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 Iwatsuki.
When was the last earthquake in Iwatsuki, Saitama?
A 3.8 magnitude earthquake hit near Iwatsuki on the morning of December 4, 2025 at 08:37 local time (Asia/Tokyo). The center of this earthquake was located 160km north-east of Iwatsuki at a depth of 10km under land. Check the list on our website for any earthquakes occurring near Iwatsuki, Saitama in the past hours.
What was the strongest earthquake near Iwatsuki, Saitama?
A 8 magnitude earthquake hit near Iwatsuki on the morning of September 1, 1923 at 11:58 local time (Asia/Tokyo). The center of this earthquake was located 83km south-southwest of Iwatsuki at a depth of 15km under water in the North Pacific Ocean. This is the strongest earthquake that occurred near Iwatsuki since the year 1900.
How often do earthquakes occur near Iwatsuki, Saitama?
In the past 10 years, 2662 earthquakes with a magnitude of four or higher occurred within a 300 kilometer range from Iwatsuki. This averages to 266 earthquakes yearly, or one earthquake every 1 days.
