Latest quakes in or near Iwaki-shi, Fukushima, Japan, in the past 24 hours on Thursday, March 23, 2023 - list, stats and map
Updated: Mar 23, 2023 05:24 GMT -
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Quakes in the past 24 hours:
- 4 quakes above magnitude 3
- 1 quake between magnitude 2 and 3
In the past 24 hours, Iwaki-shi had 4 quakes of magnitude 3.0 or above and 1 quake of magnitude 2.8.
Strongest quake today: Mag. 3.9 | North Pacific Ocean, 37 km E of Iwaki, Fukushima, Japan -
- Past 7 days: Mag. 4.6 on Monday, Mar 20, 2023 at 9:06 pm (GMT +9) – North Pacific Ocean, 144 km E of Mito, Ibaraki, Japan
- Past 30 days: Mag. 4.7 on Tuesday, Feb 28, 2023 at 12:55 pm (GMT +9) – North Pacific Ocean, 18 km NE of Hasaki, Chōshi-shi, Chiba, Japan
- Past 90 days: Mag. 4.8 on Wednesday, Jan 25, 2023 at 10:00 am (GMT +9) – North Pacific Ocean, 93 km NE of Iwaki, Fukushima, Japan
- Past 365 days: Mag. 5.4 on Thursday, Aug 4, 2022 at 9:48 am (GMT +9) – North Pacific Ocean, 94 km S of Ishinomaki, Honshu-miyagi-ken, Japan
Recent quakes above magnitude 2.0 in or near Iwaki-shi, Fukushima, Japan (updated )
Past 24 hours | 5 quakes 1 quake M2+ 4 quakes M3+ |
Past 7 days | 40 quakes 25 quakes M2+ 14 quakes M3+ 1 quake M4+ |
Past 30 days | 165 quakes 100 quakes M2+ 54 quakes M3+ 11 quakes M4+ |
Past 90 days | 505 quakes 326 quakes M2+ 153 quakes M3+ 26 quakes M4+ |
Past 365 days | 3,116 quakes 2,007 quakes M2+ 930 quakes M3+ 165 quakes M4+ 14 quakes M5+ |
Quakes in nearby regions
Adachi-gun | Aizu-wakamatsu Shi | Chikusei-shi | Date-gun | Date-shi | Fukushima | Fukushima Shi | Futaba-gun | Gunma | Haga-gun | ...Show all... | Ōnuma-gun | Ōtawara-shi
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Showing quakes magnitude 0.1 or higher (5 quakes):
Date and time![]() | Mag Depth | Nearest volcano (distance) | Location | Details | Map |
Wednesday, March 22, 2023 GMT (5 quakes) | |||||
Mar 23, 2023 4:32 am (GMT +9) (Mar 22, 2023 19:32 GMT) | 3.9 30 km | North Pacific Ocean, 37 km east of Iwaki, Fukushima, Japan I FELT IT | More | ||
Mar 23, 2023 4:32 am (GMT +9) (Mar 22, 2023 19:32 GMT) | 3.9 28 km | North Pacific Ocean, 35 km east of Iwaki, Fukushima, Japan I FELT IT | More | ||
Mar 23, 2023 1:19 am (GMT +9) (Mar 22, 2023 16:19 GMT) | 3.5 155 km | North Pacific Ocean, 36 km east of Iwaki, Fukushima, Japan I FELT IT | More | ||
Mar 22, 2023 5:47 pm (GMT +9) (Mar 22, 2023 08:47 GMT) | 2.8 46 km | North Pacific Ocean, 53 km northeast of Iwaki, Fukushima, Japan | More | ||
Mar 22, 2023 5:15 pm (GMT +9) (Mar 22, 2023 08:15 GMT) | 3.5 59 km | North Pacific Ocean, 100 km southeast of Sendai, Honshu-miyagi-ken, Japan I FELT IT | More |
Estimated combined seismic energy released: 1.1 x 1011 joules (31.3 megawatt hours, equivalent to 27 tons of TNT) | about seismic energy
Latest seismic signals
Seismic station: Miyagi Marumori (JMM/JP network) | Show on map | Station Info

Seismogram (vertical component) last 60 minutes. Source: IRIS query builder webtool
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Iwaki-shi Earthquake FAQ
When was the latest earthquake in Iwaki-shi?
The last earthquake in Iwaki-shi occurred 10 hours ago: Light mag. 3.9 earthquake - North Pacific Ocean, 37 km east of Iwaki, Fukushima, Japan, on Thursday, Mar 23, 2023 at 4:32 am (GMT +9).
How many quakes were there in Iwaki-shi today?
In the past 24 hours, Iwaki-shi, Fukushima, Japan had 5 quakes up to magnitude 3.9.
What was the strongest quake in Iwaki-shi today?
The strongest earthquake in Iwaki-shi today occurred 10 hours ago: Light mag. 3.9 earthquake - North Pacific Ocean, 37 km east of Iwaki, Fukushima, Japan, on Thursday, Mar 23, 2023 at 4:32 am (GMT +9).