Earthquake reference
7 km SSE of Portola Valley, CA
0.66 | 2026-09-15T01:11:52.970000+00:00 | 37.3236666666667 | -122.211333333333
328Same Day Events
17.5Nearest Airport Distance Km
5Same Day Events Count
5Similar Magnitude Events Count
5Nearest Airports Count
5Nearest Postal Codes Count
Key facts
- Magnitude
- 0.66
- Occurred at
- 2026-09-15T01:11:52.970000+00:00
- Updated at
- 2026-09-29T06:34:59.379000+00:00
- Review status
- removed-from-feed
- Latitude
- 37.3236666666667
- Longitude
- -122.211333333333
- Depth (km)
- 7.12
Source and context
- Source
- USGS Earthquake Hazards Program
- Applicable date
- 2026-10-18
- Dataset version
- 3cf1423f7d0a
- License
- United States public domain
Reference data can change. Verify consequential decisions against the original source.