M 3.4 Earthquake 12 km SW of Granger, Wyoming
A magnitude 3.4 earthquake was recorded by USGS near 12 km SW of Granger. On the USGS Earthquake Hazards Program scale, M3.4 is classified "Minor". Among the 1,720 earthquake reports Areazine has published, this M3.4 event ranks stronger than 26% of them (rank #1,179 by magnitude).
This earthquake report, quickly
- Magnitude
- M 3.4
- USGS class
- Minor
- Location
- 12 km SW of Granger
- Archive rank
- #1,179 of 1,720
- Source
- USGS
- Published
- September 15, 2026
Sits above 26% of the 1,720 earthquakes in the archive by magnitude; 1,178 ran stronger.
Record status: USGS's reading at the moment of detection — the agency keeps revising magnitude, aftershock counts, and felt reports on its own event page as more data arrives.
What Happened
A M 3.38 ml earthquake occurred at 12 km SW of Granger, Wyoming, on 2026-09-15 at 12:33:10 UTC. The event had a shallow depth of 4.39 km.
Location Details
The earthquake was located at coordinates 41.5153 latitude, -110.0842 longitude. The shallow depth of 4.39 km places it in the shallow category (less than 20 km).
Impact Assessment
The earthquake was felt by 1 person, with a reported intensity (CDI) of 3.1. No tsunami advisory was issued (tsunami status: 0) and no alert level was assigned.
What You Should Know
Minor earthquakes of this magnitude are often felt but rarely cause damage. Residents should be aware of the possibility of aftershocks and follow standard earthquake safety practices such as dropping, covering, and holding on during shaking.
Source
Data from USGS: https://earthquake.usgs.gov/earthquakes/eventpage/uu80156956
Original source: USGS Official Notice ↗
Related Earthquakes
All Earthquakes →Elsewhere in the country: similar length or severity timing 8
Beyond this USGS earthquake report's own category, Areazine surfaces two nationwide peer sets: length-matched and severity/date-matched notices from elsewhere in the archive, distinct from the same-feed Related list above.
Similar body length
Nearest notices by article body length (877 characters here).
Similar severity timing
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