How frequent are earthquakes in or near Saitama, Japan?

Saitama has a very high level of seismic activity. Based on data from the past 14 years and our earthquake archive back to 1900, there are about 197 quakes on average per year in or near Saitama, Japan. Saitama has had at least 6 quakes above magnitude 7 since 1900, which suggests that larger earthquakes of this size occur infrequently, probably on average approximately every 20 to 25 years.

How many earthquakes occur every year in or near Saitama, Japan?

On average, Saitama has about 101 quakes of magnitude 3 or higher per year (Mag 4+: 28 quakes per year, Mag 5+: 4.6 quakes per year).

When was the latest earthquake in Saitama?

The last earthquake in Saitama occurred 5 hours ago and had a magnitude of 2.8: A light magnitude 2.8 earthquake hit 26 km (16 mi) away from Mobara, Chiba, Japan, in the early morning of Tuesday, May 21, 2024 at 1.08 am local time (GMT +9). The quake had a very shallow depth of 26 km (16 mi) and was not felt (or at least not reported so).

How many quakes were there in Saitama in the past 30 days?

In the past 30 days, Saitama has been shaken by 0 quakes of magnitude 5.0 or above, 1 quake of magnitude 4.3, 8 quakes between 3.0 and 4.0, and 16 quakes between 2.0 and 3.0.

What was the strongest quake in Saitama in the past 30 days?

The strongest earthquake in Saitama in the past 30 days had a magnitude of 5.1 and occurred 4 weeks ago: A strong magnitude 5.1 earthquake occurred in the North Pacific Ocean near the coast of Ibaraki, Japan, in the evening of Wednesday, Apr 24, 2024 at 8.40 pm local time (GMT +9). The quake had a shallow depth of 55 km (34 mi) and was felt over a large region.

3 quakes Mag. 2+

0 quakes Mag. 3+

Number of quakes vs long-term average, past 7 days
Earthquake activity below average

Latest quakes in or near Saitama, Japan - list, stats and map

Latest See all	Mag. 2.8 earthquake 26 km southwest of Mobara - Chiba, Japan -
Strongest past 30 days	Mag. 5.1 North Pacific Ocean - Ibaraki, Japan - Apr 24, 2024 -

Felt a quake? Report it!

Updated: May 20, 2024 20:52 GMT - refresh

Find all latest earthquakes in or near Saitama, Japan, in our list below, updated every minute! Events are often reported within minutes. If you just felt a quake in or near Saitama, find out which quakes are happening right now!

On this page: Map Quake List Archive Quake Stats FAQ

There were no significant confirmed earthquakes in or near Saitama in the past 24 hours.

In the past 30 days, Saitama has had 25 quakes of magnitudes above 2 and up to 5.1:

0 quakes above magnitude 5
1 quake between magnitude 4 and 5
8 quakes between magnitude 3 and 4
16 quakes between magnitude 2 and 3

See all quakes in the past 24 hours!

Number of quakes per year

	Total number	<M2	M2+	M3+	M4+	M5+	M6+	M7+
Past 7 days	3 quakes	no data	3	-	-	-	-	-
Past 30 days	25 quakes	no data	16	8	1	-	-	-
Past 90 days	97 quakes	no data	46	39	11	1	-	-
Past 365 days	336 quakes	no data	188	120	26	1	1	-
Past 3 years	1,155 quakes	no data	618	438	90	8	1	-
Past 10 years	2,494 quakes	249	1,060	718	274	33	2	-

[smaller] [bigger]

Filter by magnitude:

all

2.0+

3.0+

4.0+

5.0+

in sec

Showing all recent or significant quakes in the past 30 days, magnitude 0 or higher, within up to 100 km (62 mi) distance (63 quakes):

Latest quakes in or near Saitama, Japan - list, stats and map
Date and Time	Mag Depth	Nearest Volcano	Location	Details
May 21, 01:08 am (GMT +9)	2.8 26 km	69 km (43 mi) to the SE	26 km southwest of Mobara, Chiba, Japan	Info
Saturday, May 18, 2024 GMT (5 quakes)
May 19, 08:54 am (GMT +9)	2.7 44 km	94 km (58 mi) to the E	North Pacific Ocean, 28 km east of Kashima-shi, Ibaraki, Japan	Info
May 18, 04:35 pm (GMT +9)	2.5 45 km	12 km (7.5 mi) to the NE	4.7 km east of Iwai, Ibaraki, Japan	Info
May 18, 11:05 am (GMT +9)	2.5 118 km	73 km (45 mi) to the N	41 km northwest of Utsunomiya, Tochigi, Japan	Info
May 18, 10:43 am (GMT +9)	2.5 56 km	80 km (50 mi) to the NE	17 km northeast of Mito, Ibaraki, Japan	Info
May 18, 09:55 am (GMT +9)	4.5 43 km	80 km (50 mi) to the E	9 km NNW of Hasaki, Japan I FELT IT - 36 reports	Info
Thursday, May 16, 2024 GMT (1 quake)
May 16, 11:21 pm (GMT +9)	2.5 160 km	23 km (14 mi) to the NW	32 km southwest of Maebashi, Gunma, Japan	Info
Wednesday, May 15, 2024 GMT (2 quakes)
May 16, 01:13 am (GMT +9)	2.7 100 km	59 km (37 mi) to the NE	Japan: NORTHERN IBARAKI PREF	Info
May 15, 11:59 am (GMT +9)	2.8 52 km	82 km (51 mi) to the NE	16 km northeast of Mito, Ibaraki, Japan	Info
Tuesday, May 14, 2024 GMT (1 quake)
May 14, 10:38 pm (GMT +9)	2.8 44 km	7 km (4.3 mi) to the NE	0.6 km west of Iwai, Ibaraki, Japan	Info
Monday, May 13, 2024 GMT (2 quakes)
May 13, 09:40 pm (GMT +9)	2.6 124 km		17 km west of Hannō, Saitama, Japan	Info

About these data

Saitama Quake-O-Meter

Has seismic activity increased or decreased?

Number of quakes: -

Number of quakes vs average

Seismic Activity: ? %

Seismic activity vs average

Below average

Normal range

Above average

Updated

See Quake Stats

Felt a quake? Report it!

Show quakes near me!

Earthquake statistics

Average number of earthquakes

Based on data from the past 14 years and our earthquake archive back to 1900, there are about 197 quakes on average per year in or near Saitama, Japan:

Mag. 7 or higher: 0.05 quakes per year (or 1 quake every 20.8 years)
Mag. 6 or higher: 0.4 quakes per year (or 1 quake every 2.5 years)
Mag. 5 or higher: 4.6 quakes per year
Mag. 4 or higher: 28 quakes per year
Mag. 3 or higher: 101 quakes per year (or 8.4 quakes per month)
Mag. 2 or higher: 199 quakes per year (or 16.6 quakes per month)
Mag. 1 or higher: 341 quakes per year (or 28.4 quakes per month)

Saitama has a very high level of seismic activity. Saitama has had at least 6 quakes above magnitude 7 since 1900, which suggests that larger earthquakes of this size occur infrequently, probably on average approximately every 20 to 25 years.

Detailed stats