M4.6 Earthquake 29 km NW of Djelfa, Algeria — June 28, 2026
2026-06-28 18:37:12 UTC (2026-06-28) · approx. 6:37 PM UTC+0 local
On June 28, 2026 at 18:37 UTC, a magnitude 4.6 shallow crustal earthquake struck 29 km NW of Djelfa, Algeria, at a depth of 10.0 km and coordinates 34.8493°, 3.0230°. This earthquake was detected by 67 seismic stations with excellent location accuracy and was assigned a USGS significance rating of 326, placing it among routine seismic activity.
Physical scale: An earthquake of magnitude 4.6 releases seismic energy equivalent to roughly 120 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 899 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
3.0230°E
Technical Information
Common Questions
How strong was the magnitude 4.6 earthquake near Djelfa, Algeria?
The magnitude 4.6 earthquake that struck 29 km NW of Djelfa, Algeria on June 28, 2026 at 18:37 UTC had a depth of 10.0 km. For context, this was a light earthquake commonly felt near the epicenter.
Where did the earthquake occur?
The earthquake epicenter was located at 34.8493°, 3.0230°, which is 29 km NW of Djelfa, Algeria.
Were there aftershocks?
Aftershock activity is monitored continuously by the USGS. Aftershock sequences from magnitude 4.6 earthquakes can continue for several days and gradually diminish over time.
Authoritative source: USGS event page (event ID: us6000t8ut). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2026, June 28, 2026). M4.6 Earthquake 29 km NW of Djelfa, Algeria — June 28, 2026. Retrieved July 6, 2026 from https://www.earthquaketracker.org/earthquakes/event/us6000t8ut/