Magnitude 2.7 earthquake – 4.2 km southeast of San Ramon, Contra Costa County, California, USA, on Monday, February 2, 2026 at 11:47 p.m. (GMT -8)

Date and time Mag
depth distance Ort Details Map Feb. 3 06:34 (World Time)

2.3

8.3 km 0.4 km north 2.5 miles ESE of San Ramon, CA 1 Message

Info

Feb. 3 05:06 (World Time)

2.1

7.7 km 42 km southeast 8 km NE of Alum Rock, CA

Info

2. Feb. 20:30 (GMT -8)

3.3

8.6 km 0.8 km southeast 4.9 km southeast of San Ramon, Contra Costa County, California, USA I FELT IT – 17 reports Info Feb. 3 01:42 (world time)

2.2

8.2 km 1.4 km north 2 miles ESE of San Ramon, CA

Info

2. Feb. 17:24 (GMT -8) (GMT -8)

2.6

8.2 km 1 km south 5 kmI FELT IT – 1 Message

Info

2. Feb. 15:06 (GMT -8)

2.9

7.4 km 0.5 km southeast 5 kmI FELT IT– 2 reports Info 2. Feb. 15:04 (GMT -8)

3.0

8.4 km 0.9 km northeast 4.2 km southeast of San Ramon, Contra Costa County, California , USA I FELT IT – 4 reports Info 2. Feb. 14:56 (GMT -8)

3.1

7.8 km 1 km north 2.5 miles ESE of San Ramon, CAI FELT IT– 3 reports Info 2. Feb. 07:54 (GMT -8) (GMT -8)

2.8

8.1 km 1.2 km north 2.5 miles ESE of San Ramon, CAI FELT IT– 2 reports Info 18. Sep. 2023 21:13 (Los Angeles)

4.5

3.5 km 67 km southeast 15 km SW of Westley, CA 304 reports Info 25. Oct. 2022 11:42 (Los Angeles)

5.0

8.4 km 55 km southeast 20 km east of Saint Joseph, Santa Clara County, California, USA 1240 reports Info 20. Dez. 2021 12:10 (Los Angeles)

4.7?

17 km 79 km northwest Near Santa Cruz, California, USA (unconfirmed) 34 reports Info Oct. 15 2019 05:33 (World Time)

4.4

14 km 23 km northwest 1km SSE of Pleasant Hill, CA 1894 reports Info 4. Jan. 2018 02:39 (Los Angeles)

4.4

13 km 29 km northwest San Francisco Bay Area, Calif. 1731 reports Info 24. Aug. 2014 03:20 (Los Angeles)

6.0

11 km 61 km northwest 9.4 km south of Napa, Napa County, California, USA 1508 reports Info 30. Oct. 2007 20:04 (Los Angeles)

5.4

9.7 km 39 km southeast 6 km NNE of East Foothills, California Info Aug. 3 2006 03:08 (World Time)

4.5

8.6 km 88 km northwest 10.1 km east of Rohnert Park, Sonoma County, California, USA Info May 14. 2002 05:00 (World Time)

4.9

6.8 km 93 km south Northern California (USA) Info 3. Sep. 2000 01:36 (Los Angeles)

4.9

9.4 km 81 km northwest 14 km northwest of Napa, Napa County, California, USA Info 18. Apr. 1990 06:53 (Los Angeles)

5.4

5.5 km 95 km south 5 km NNW of Aromas, California Info 17. Oct. 1989 17:04 (Los Angeles)

6.9

17 km 80 km south 15 km northeast of Holy Cross, Santa Cruz County, California, USA Info 8. Aug. 1989 01:13 (Los Angeles)

5.4

13 km 68 km south 4 km ESE of Lexington Hills, California Info 27. Jun. 1988 11:43 (Los Angeles)

5.3

13 km 70 km south 8 km ESE of Lexington Hills, California Info Mar 31 1986 04:55 (Los Angeles)

5.7

8.5 km 38 km southeast Northern California (USA) Info 24. Apr. 1984 14:15 (Los Angeles)

6.2

8.2 km 55 km southeast Northern California (USA) Info 26. Jan. 1980 19:33 (Los Angeles)

5.4

14 km 21 km east 9 km NE of Livermore, California Info 24. Jan. 1980 12:00 (Los Angeles)

5.8

11 km 15 km northeast San Francisco Bay area, California (USA) Info 6. Aug. 1979 10:05 (Los Angeles)

5.8

8.3 km 82 km southeast 8 km ENE of San Martin, California Info 12. Jun. 1970 09:03 (Los Angeles)

5.8

2 km 25 km southwest Central California Info 1. Oct. 1969 23:19 (Los Angeles)

5.3

15 km 100 km northwest 16 km southwest of Santa Rosa, Sonoma County, California , USA Info 23. Oct. 1955 21:10 (Los Angeles)

5.4

0 km 25 km northwest San Francisco Bay area, California (USA) Info 4. Sep. 1955 19:01 (Los Angeles)

5.8

15 km 66 km south 7 km NNW of Boulder Creek, California Info Oct. 24 1926 22:51 (World Time)

5.5

0 km 86 km south 1 km WNW of Davenport, California Info July 1 1911 21:59 (World Time)

6.4

10 km 77 km south Near Morgan Hill, California Info March 11 1910 06:52 (World Time)

5.8

0 km 96 km south 4 km WSW of Watsonville, California Info April 18 1906 13:12 (World Time)

7.9

12 km 54 km west North Pacific14 km southwest of Alcatraz, San Francisco County, California, USA Info Aug. 3 1903 06:49 (World Time)

6.2

0 km 52 km south Near San Jose, California Info June 11 1903 13:12 (World Time)

6.1

0 km 63 km south Near San Jose, California Info May 19. 1902 18:31 (World Time)

5.4

0 km 61 km north 10 km southeast of Vacaville, Solano County, California, USA Info

What is teh magnitude and depth of the recent earthquake near San Ramon, California?

Recent Seismic Activity: Magnitude 2.7 Earthquake Near San Ramon, California

On Monday, February 2, 2026, at 11:47 p.m. (GMT -8), a magnitude 2.7 earthquake occurred 4.2 km (approximately 2.6 miles) southeast of San Ramon, Contra costa County, California. This seismic event, while relatively minor, prompted interest and concern among residents in the area. Here’s a detailed look at the event,its potential impacts,and what to do in the event of future earthquakes.

Earthquake Details & Location

The United States Geological Survey (USGS) reported the earthquake’s epicenter at:

* Latitude: 37.748° N

* Longitude: 121.954° W

* Depth: Approximately 7.8 kilometers (4.8 miles)

This location places the quake within the broader San Francisco Bay Area region, known for its active fault lines and seismic activity. The depth suggests a shallow focus, which can sometimes lead to more noticeable shaking at the surface.

Reported Impacts & Shaking Intensity

A magnitude 2.7 earthquake is generally considered a minor tremor.while it’s unlikely to cause structural damage, it can be felt by people nearby.

* Did you Feel It? the USGS “Did You Feel It?” map allows residents to report their experiences, helping scientists better understand the earthquake’s impact. Initial reports suggest light shaking was felt in San Ramon, Danville, and surrounding communities.

* Potential Effects: Residents may have experienced:

* Light shaking of furniture and objects.

* A brief, gentle swaying sensation.

* Sounds resembling a rumble or a quick snap.

* No Immediate Damage reports: As of february 3,2026,there have been no reports of significant damage or injuries related to this earthquake. Local emergency services have not reported any calls for assistance.

Understanding California’s Earthquake Risk

California sits on the boundary of the Pacific and North American tectonic plates,making it one of the most seismically active regions in the world.Several major fault lines crisscross the state, including:

* San Andreas Fault: The most famous and perhaps perilous fault in California.

* Hayward Fault: Runs through the East Bay Area, including San Ramon, and is considered a significant seismic threat.

* Calaveras Fault: Located east of the San Andreas Fault, also contributing to regional seismic activity.

Smaller earthquakes like the one near San Ramon are common and serve as reminders of the ongoing geological processes at work. They also provide valuable data for scientists studying earthquake patterns and risks.

Earthquake preparedness: what You Can Do

Even minor earthquakes highlight the importance of being prepared for a larger event. Here are some essential steps you can take:

1. Secure Your Space:

* Anchor furniture to walls.

* Secure heavy objects on shelves.

* Move breakable items to lower shelves.

2. Create an Emergency Kit: Include items like:

* Water (one gallon per person per day for at least three days)

* Non-perishable food

* First-aid kit

* Flashlight and extra batteries

* Whistle to signal for help

* Dust mask

* Wrench or pliers to turn off utilities

3. Develop a Family Emergency Plan:

* Establish a meeting point.

* Identify out-of-state contact person.

* Practice “Drop, cover, and Hold On” drills.

4. Stay Informed:

* Monitor earthquake information from the USGS (https://earthquake.usgs.gov/).

* Sign up for local emergency alerts.

Real-Time Earthquake Monitoring & Resources

Several resources provide real-time earthquake information and preparedness guidance:

* USGS Earthquake Hazards Program: (https://earthquake.usgs.gov/) – Comprehensive earthquake data,maps,and educational resources.

* California Earthquake Authority (CEA): (https://www.earthquakeauthority.com/) – Information on earthquake insurance and preparedness.

* **Shake