Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 10:59:40 AM (PDT) on Wednesday, April 22, 2026.
The magnitude 1.3 event occurred 11 km (7 miles) WNW of Calistoga, CA.
The hypocentral depth is 7 km ( 5 miles).
| Magnitude | 1.3 - duration magnitude (Md) |
| Time | Wednesday, April 22, 2026 at 10:59:40 AM (PDT) Wednesday, April 22, 2026 at 17:59:40 (UTC) |
| Distance from |
Calistoga, CA - 11 km (7 miles) WNW (293 degrees) Windsor, CA - 13 km (8 miles) NE (53 degrees) Larkfield-Wikiup, CA - 13 km (8 miles) NNE (23 degrees) Healdsburg, CA - 15 km (9 miles) E (87 degrees) Middletown, CA - 16 km (10 miles) SSW (205 degrees) |
| Coordinates | 38 deg. 37.1 min. N (38.618N), 122 deg. 41.7 min. W (122.694W) |
| Depth | 7.40 km (4.60 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=52, Nph=55, Dmin=4.2 km, Rmss=0.05 sec, Erho=0.17 km, Erzz=0.26 km, Gp=94 degrees |
| Event ID# | nc75349677 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
[
Index map ||
Big earthquake list ||
All earthquake list ||
Glossary of terms ||
Top page
]
[
Did you feel it? ||
ShakeMaps
|| Relative2Me
]
[ Data Sources ]
Special maps
Long Valley || Los Angeles || San Francisco
Data Sources
US and World - USGS/NEIC = National Earthquake Information Center
Northern California - UCB = University of California, Berkeley
Southern California - Caltech = California Institute of Technology
Nevada - UNR = University of Nevada, Reno
Offshore = West Coast & Alaska Tsunami Warning Center
...all members of the Advanced National Seismic System (ANSS)
