2.1

M2.1 Earthquake 6 km WNW of Coupeville, Washington — September 21, 2025

2025-09-21 19:33:01 UTC (2025-09-21) · approx. 11:33 AM UTC-8 local

MagnitudeM2.1(ml)
Time19:33 UTC≈ 11:33 AM UTC-8
Depth23.1 kmshallow crustal
Coordinates48.239°, -122.764°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 48.24°, -122.76°

Earthquake Details

Magnitude
2.1 ml
Depth
23.1 km
shallow crustal
Location
48.2392°N
-122.7638°E

Technical Information

Event ID
uw62192316
Event Type
earthquake
Status
✓ Reviewed
Significance
66
Stations Used
54
Azimuthal Gap
32.0°
Min Station Distance
0.091°
RMS Residual
0.16 sec
Last Updated
2025-09-22 04:44:15 UTC

Nearby Earthquakes (Last 7 Days)

2.8
4 km W of Wauna, Washington
13 hours ago · 25.8 km deep

Actions

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Location

Washington
View all Washington earthquakes

Understanding This Data

Magnitude 2.1 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: uw62192316). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2025, September 21, 2025). M2.1 Earthquake 6 km WNW of Coupeville, Washington — September 21, 2025. Retrieved May 28, 2026 from https://www.earthquaketracker.org/earthquakes/event/uw62192316/