2.8

M2.8 Earthquake 22 km SSE of Sleepy Hollow, Wyoming — October 28, 2025

2025-10-28 21:40:41 UTC (2025-10-28) · approx. 2:40 PM UTC-7 local

MagnitudeM2.8(ml)
Time21:40 UTC≈ 2:40 PM UTC-7
Depth0.0 kmshallow crustal
Coordinates44.071°, -105.278°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 44.07°, -105.28°

Earthquake Details

Magnitude
2.8 ml
Depth
0.0 km
shallow crustal
Location
44.0713°N
-105.2779°E

Technical Information

Event ID
us6000rnz3
Event Type
mining explosion
Status
✓ Reviewed
Significance
121
Stations Used
14
Azimuthal Gap
113.0°
Min Station Distance
0.896°
RMS Residual
0.47 sec
Last Updated
2026-01-15 22:46:59 UTC

Actions

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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: us6000rnz3). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2025, October 28, 2025). M2.8 Earthquake 22 km SSE of Sleepy Hollow, Wyoming — October 28, 2025. Retrieved May 26, 2026 from https://www.earthquaketracker.org/earthquakes/event/us6000rnz3/