2.2

M2.2 Earthquake 12 km NE of Sprague, Washington — August 6, 2021

2021-08-06 21:02:19 UTC (2021-08-06) · approx. 1:02 PM UTC-8 local

MagnitudeM2.2(ml)
Time21:02 UTC≈ 1:02 PM UTC-8
Depth-0.6 kmshallow crustal
Coordinates47.383°, -117.859°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 47.38°, -117.86°

Earthquake Details

Magnitude
2.2 ml
Depth
-0.6 km
shallow crustal
Location
47.3825°N
-117.8590°E

Technical Information

Event ID
uw61763471
Event Type
explosion
Status
✓ Reviewed
Significance
72
Stations Used
10
Azimuthal Gap
134.0°
Min Station Distance
0.363°
RMS Residual
0.24 sec
Last Updated
2025-03-09 19:29:30 UTC

Nearby Earthquakes (Last 7 Days)

3.6
5 km NW of Black Eagle, Montana
6 days ago · 27.7 km deep

Actions

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Location

Washington
View all Washington earthquakes

Understanding This Data

Magnitude 2.2 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: uw61763471). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, August 6, 2021). M2.2 Earthquake 12 km NE of Sprague, Washington — August 6, 2021. Retrieved March 9, 2025 from https://www.earthquaketracker.org/earthquakes/event/uw61763471/