2.8

M2.8 Earthquake 21 km SSE of Sleepy Hollow, Wyoming — February 4, 2026

2026-02-04 16:27:45 UTC (2026-02-04) · approx. 9:27 AM UTC-7 local

MagnitudeM2.8(ml)
Time16:27 UTC≈ 9:27 AM UTC-7
Depth0.0 kmshallow crustal
Coordinates44.057°, -105.341°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 44.06°, -105.34°

Earthquake Details

Magnitude
2.8 ml
Depth
0.0 km
shallow crustal
Location
44.0574°N
-105.3413°E

Technical Information

Event ID
us6000sa8x
Event Type
mining explosion
Status
✓ Reviewed
Significance
121
Stations Used
12
Azimuthal Gap
153.0°
Min Station Distance
0.943°
RMS Residual
0.61 sec
Last Updated
2026-04-23 20:43:26 UTC

Actions

View on USGSDid You Feel It?

Location

Wyoming
View all Wyoming earthquakes

Understanding This Data

Magnitude 2.8 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Be Prepared

→ What to do during an earthquake→ Create an emergency plan→ Emergency kit essentials→ See all M4.5+ earthquakes today

Authoritative source: USGS event page (event ID: us6000sa8x). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, February 4, 2026). M2.8 Earthquake 21 km SSE of Sleepy Hollow, Wyoming — February 4, 2026. Retrieved May 18, 2026 from https://www.earthquaketracker.org/earthquakes/event/us6000sa8x/