Earthquake reference
12 km S of Rainier, Washington
USGS recorded this 1.22 magnitude event near 12 km S of Rainier, Washington at 2026-09-21T19:49:02.910000+00:00. The published hypocentral depth is -0.3 km and the review status is reviewed. Event parameters can be revised as additional observations are processed. Nearby airports and postal locations on this page are calculated spatial references only; they do not establish administrative jurisdiction, damage, causation or future risk. This record is not an earthquake forecast or emergency alert.
Key facts
- Magnitude
- 1.22
- Magnitude type
- ml
- Occurred at
- 2026-09-21T19:49:02.910000+00:00
- Updated at
- 2026-09-21T21:52:48.200000+00:00
- Review status
- reviewed
- Event type
- explosion
- Tsunami flag
- No
- Significance
- 23
- Network
- uw
- Latitude
- 46.7818333333333
- Longitude
- -122.6605
- Depth (km)
- -0.3
- USGS event page
- https://earthquake.usgs.gov/earthquakes/eventpage/uw714107191
Upstream revision context
USGS event revision
This timeline contains versions captured by DataOfWorld; it is not a complete official revision archive.
| Updated | Status | Payload digest |
|---|---|---|
| 2026-09-21T21:52:48.200000+00:00 | reviewed | 90c644d8b55f |
Associated event IDs: uw714107191
Field-level provenance
Sources for this profile
Dates and licenses apply to the specific facts and series supplied by each source.
USGS Earthquake Hazards Program
- Applicable date
- 2026-09-21
- Dataset version
- 3cf1423f7d0a
- License
- United States public domain
- Attribution
- U.S. Geological Survey
DataOfWorld deterministic earthquake profile template
- Applicable date
- 2026-09-21
- Dataset version
- earthquake-profile-v1
- License
- Original DataOfWorld text
- Attribution
- DataOfWorld
Reference data can change. Verify consequential decisions against the original source.