Contact | RSS | EN | DE | EL | ES | FR | IT | RU

Mag. 0.5 quake - Iceland: 0.8 Km NE of Fagradalsfjall on Saturday, Sep 23, 2023 04:42 am (Reykjavik time) -

Minor magnitude 0.5 earthquake at 7 km depth

23 Sep 09:42 UTC: First to report: IMO after 5 hours.

Earthquake details

Date & time	Sep 23, 2023 04:42:34 UTC -
Local time at epicenter	Saturday, Sep 23, 2023 04:42 am (Atlantic/Reykjavik GMT +0)
Status	Confirmed
Magnitude	0.5
Depth	6.7 km
Epicenter latitude / longitude	63.907°N / 22.263°W Southern Peninsula, Iceland
Antipode	63.907°S / 157.737°E
Shaking intensity	Not felt
Felt
Primary data source	IMO (Icelandic Met Office)
Nearest volcano	Fagradalsfjall (2 km / 1 mi)
Weather at epicenter at time of quake
Estimated seismic energy released	3.5 x 10⁵ joules (0.099 kilowatt hours) \| about seismic energy

Show interactive Map

[smaller] [bigger]

Nearby places

Distance	Place	Max. shaking intensity(*)	Region	Country
10 km (6 mi) NW of epicenter	Vogar (pop: 1,030)	Not felt	Southern Peninsula	Iceland
12 km (7 mi) SW of epicenter	Grindavik (pop: 2,860)	Not felt	Grindavikurbær, Southern Peninsula	Iceland
24 km (15 mi) NE of epicenter	Hafnarfjordur (pop: 26,800)	Not felt	Hafnarfjarðarkaupstaður, Capital Region	Iceland
26 km (16 mi) NE of epicenter	Garðabaer (pop: 11,400)	Not felt	Garðabær, Capital Region	Iceland
29 km (18 mi) NE of epicenter	Kopavogur (pop: 31,700)	Not felt	Kopavogsbær, Capital Region	Iceland
31 km (19 mi) NE of epicenter	Reykjavik (pop: 118,900)	Not felt	Reykjavíkurborg, Capital Region	Iceland
40 km (25 mi) NE of epicenter	Mosfellsbaer (pop: 8,650)	Not felt	Capital Region	Iceland
47 km (29 mi) N of epicenter	Akranes (pop: 6,610)	Not felt	West	Iceland

Notes:
(*) Shaking intensity according to the Modified Mercalli Intensity Scale (MMI) and estimated using seismic models.

Compare Quake Data

Data for the same earthquake as reported by different agencies

The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.

Mag	Depth	Time GMT	Epicenter	Agency
0.5	6.7 km (4.2 mi)	2023-09-23 04:42:34	Iceland: 0.8 Km NE of Fagradalsfjall	IMO (Icelandic Met Office)

Most recent quakes Top 20 past 24 hrs Quakes in Iceland

Seismograms

Seismic station: Borgarfjordur, Asbjarnarstadir, Iceland (BORG/II network) | Distance from quake: 104 km / 64 mi | Show on map | Station Info

Seismic station Borgarfjordur, Asbjarnarstadir, Iceland: vertical movement plot around time of quake (source: IRIS/BUD)

Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Bandpass filter applied: 0.5-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

User-reports for this quake

At magnitude 0.5, such a quake wouldn't normally be felt by people, but could be recorded instrumentally.

Earlier earthquakes in the same area

Click here to search our database for earlier earthquakes in the same area since 1900!

Try our free app!

Android | iOS version

Why is there advertising on this site?

Support us - Help us upgrade our services!

We truly love working to bring you the latest volcano and earthquake data from around the world. Maintaining our website and our free apps does require, however, considerable time and resources.
We need financing to increase hard- and software capacity as well as support our editor team. We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features, write great content, and in upgrading our soft- and hardware, please make a donation (PayPal or Online credit card payment).

Planned features:

Improved multilanguage support
Tsunami alerts
Faster responsiveness

Thanks to your past donations, these features have been added recently:

Design upgrade
Detailed quake stats
Additional seismic data sources

Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS

Thank you!

Stop Russia's Agression - Support Ukraine

Significant parts of this website use brilliant open-source software developed by Ukrainians. Russia's unprovoked war has killed tens of thousands, displaced millions, and the beautiful country of Ukraine is being destroyed. We cannot be silent even if the topic of this website has nothing to do with politics.
If you like to support Ukraine from abroad:
Ukrainians recommend the Come Back Alive charity. For other options, see StandWithUkraine.

Sources: VolcanoDiscovery / VolcanoAdventures and other sources as noted.
Use of material: Most text and images on our websites are owned by us. Re-use is generally not permitted without authorization. Contact us for licensing rights.

Volcanoes & Earthquakes