M2.8 earthquake 4 km ENE of Denver, Colorado
A magnitude 2.8 earthquake struck 4 km ENE of Denver, Colorado on Tue, Mar 24, 1981, 6:03 AM MST (13:03 UTC), 5 km (3 mi) below the surface.
A larger quake followed: M4.3 3 km NE of Northglenn, Colorado. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.8 (ml), micro
- Local time
- UTC
- 1981-03-24 13:03:40 UTC
- Depth
- 5.0 km (3.1 mi), shallow
- Epicenter
- 39.751° N, 104.936° W
- Region
- Colorado
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Depth from
- OPERATOR_ASSIGNED
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 1 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayColorado earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001cv4. Read Tue, Sep 29, 2026, 1:49 PM UTC.