Small Earthquake Strikes Near Santa Rosa, California
- – A minor earthquake registering a magnitude of 2.8 struck near Santa Rosa in Sonoma County, California, on wednesday, according to the U.S.
- The USGS indicated that initial reports are subject to revision as seismologists analyze data and refine their calculations.
- Following the USGS report,The Incorporated Research Institutions for Seismology (IRIS) issued a report listing the earthquake's magnitude at 2.9.
Minor Earthquake Rattles Sonoma County, California
Table of Contents
- Minor Earthquake Rattles Sonoma County, California
- Conflicting Reports on Magnitude
- Shaking Intensity and Affected Areas
- Earthquake Details
- Conflicting Reports on Magnitude
- Shaking Intensity and Affected Areas
- Earthquake details
- Minor Earthquake in Sonoma County: Your Questions Answered
- What happened in Sonoma County on April 23, 2025?
- what was the magnitude of the earthquake?
- Were there conflicting reports about the earthquake’s magnitude?
- Where was the epicenter of the earthquake located?
- How deep was the earthquake?
- When did the earthquake occur?
- Which areas were most likely to have felt the earthquake?
- Were more distant locations affected?
- Summary of Key earthquake Data
- Where can I find more information about this earthquake?
SANTA ROSA, Calif. – A minor earthquake registering a magnitude of 2.8 struck near Santa Rosa in Sonoma County, California, on wednesday, according to the U.S. geological Survey. The temblor occurred at 3:43 p.m. local time, at a shallow depth of 6.2 miles.
The USGS indicated that initial reports are subject to revision as seismologists analyze data and refine their calculations. Other agencies may also issue subsequent reports.
Conflicting Reports on Magnitude
Following the USGS report,The Incorporated Research Institutions for Seismology (IRIS) issued a report listing the earthquake’s magnitude at 2.9. The European-Mediterranean Seismological Center (EMSC) also reported a magnitude of 2.9 for the same seismic event.
Shaking Intensity and Affected Areas
The earthquake’s epicenter was located approximately 2 miles from Santa Rosa, a city with a population of around 175,000. Residents in nearby communities may have experienced very weak shaking.These areas include:
- Rohnert Park (approximately 7 miles from the epicenter,population 42,400)
- Larkfield-Wikiup (approximately 7 miles from the epicenter,population 8,900)
- Windsor (approximately 11 miles from the epicenter,population 27,500)
It is unlikely the earthquake was felt in more distant locations,including Agua Caliente (12 miles away),Petaluma (14 miles away),Napa and Novato (both 23 miles away),and American Canyon (29 miles away).
Earthquake Details
Key details of the earthquake, according to the USGS:
- Date and Time: April 23, 2025, 3:43 p.m.PDT (22:43 GMT)
- Magnitude: 2.8
- Depth: 6.2 miles (10.00 km)
- Epicenter: 38.43°N / 122.67°W (Sonoma County, California, United States)
- Primary Data Source: USGS
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Conflicting Reports on Magnitude
Following the USGS report,The incorporated Research Institutions for Seismology (IRIS) issued a report listing the earthquakeS magnitude at 2.9. The European-Mediterranean Seismological Center (EMSC) also reported a magnitude of 2.9 for the same seismic event.
Shaking Intensity and Affected Areas
The earthquake’s epicenter was located approximately 2 miles from Santa Rosa, a city with a population of around 175,000.Residents in nearby communities may have experienced very weak shaking.Thes areas include:
- Rohnert Park (approximately 7 miles from the epicenter,population 42,400)
- Larkfield-Wikiup (approximately 7 miles from the epicenter,population 8,900)
- Windsor (approximately 11 miles from the epicenter,population 27,500)
It is unlikely the earthquake was felt in more distant locations,including Agua Caliente (12 miles away),Petaluma (14 miles away),Napa and Novato (both 23 miles away),and American Canyon (29 miles away).
Earthquake details
Key details of the earthquake,according to the USGS:
- Date and Time: April 23,2025,3:43 p.m.PDT (22:43 GMT)
- magnitude: 2.8
- Depth: 6.2 miles (10.00 km)
- Epicenter: 38.43°N / 122.67°W (Sonoma County, California, United States)
- Primary Data Source: USGS
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Minor Earthquake in Sonoma County: Your Questions Answered
What happened in Sonoma County on April 23, 2025?
On April 23, 2025, a minor earthquake struck near Santa Rosa in Sonoma county, California, according to the U.S. Geological Survey (USGS).
what was the magnitude of the earthquake?
The USGS reported the earthquake’s magnitude as 2.8. Though, other seismological institutions reported slightly different magnitudes.
Were there conflicting reports about the earthquake’s magnitude?
Yes. While the USGS reported a magnitude of 2.8, The Incorporated Research Institutions for Seismology (IRIS) and the European-Mediterranean Seismological Center (EMSC) both reported the magnitude as 2.9.
Where was the epicenter of the earthquake located?
The epicenter was approximately 2 miles from Santa Rosa, California, at the coordinates 38.43°N / 122.67°W.
How deep was the earthquake?
The earthquake occurred at a depth of 6.2 miles (10.00 km).
When did the earthquake occur?
The earthquake occurred on April 23,2025,at 3:43 p.m. PDT (22:43 GMT).
Which areas were most likely to have felt the earthquake?
Residents in nearby communities likely experienced very weak shaking. Based on the provided facts, these areas included:
Rohnert Park (approximately 7 miles from the epicenter)
Larkfield-Wikiup (approximately 7 miles from the epicenter)
* Windsor (approximately 11 miles from the epicenter)
Were more distant locations affected?
It is unlikely that the earthquake was felt in more distant locations, which included Agua Caliente, Petaluma, Napa, Novato, and American Canyon.
Summary of Key earthquake Data
| Feature | Detail |
| ———————- | —————————————– |
| Date and Time | April 23, 2025, 3:43 p.m.PDT (22:43 GMT) |
| magnitude (USGS) | 2.8 |
| Magnitude (Other) | 2.9 (IRIS, EMSC) |
| Depth | 6.2 miles (10.00 km) |
| Epicenter | Near Santa Rosa, CA |
| primary Source | USGS (USGS) |
Where can I find more information about this earthquake?
the primary data source for this earthquake is the USGS, and you can find details on their website. The specific URL provided in the source article is: https://earthquake.usgs.gov/earthquakes/eventpage/nc75170471.