Latest Earthquakes near Alum Rock

Live map and archive of seismic activity in and around Alum Rock, California.

Updated: 03:16

Most Recent

15 hours ago
2.1
Pleasant Hill, CA · 1 km SSW
View

Earthquakes M1.5+ recorded today within 100 km, local time: 2 (Pacific Standard Time (PST))

Alum Rock Activity Report

M1.5+
Past 24 Hours2
Past 7 Days20
Past 30 Days72
Past 365 Days1,010

Largest recorded earthquakes

2.1
Past 24 HoursView
Pleasant Hill, CA · 1 km SSW
2.5
Past 7 DaysView
Concord, CA · 2 km WNW
3.0
Past 30 DaysView
Gustine, CA · 20 km WSW
4.6
Past 365 DaysView
Boulder Creek, CA · 1 km SE

Filtered Statistics

Total earthquakes
30
3.0
Largest MagnitudeView
Gustine, CA · 20 km WSW
Significant
0
2.1
Most Recent15 hours ago
View
Pleasant Hill, CA · 1 km SSW
Depth distribution
Shallow-focus 30Intermediate-focus 0Deep-focus 0

Filtered Statistics

30 events
2.1
Pleasant Hill, CA · 1 km SSW
11/8/202612:0511 km deepView
2.4
Tres Pinos, CA · 6 km SSW
11/6/202604:538 km deepView
2.2
Livermore, CA · 25 km SE
11/6/202604:193 km deepView
2.2
Ridgemark, CA · 2 km WSW
11/5/202604:009 km deepView
2.3
Westley, CA · 27 km WSW
11/3/202609:092 km deepView
2.5
Concord, CA · 2 km WNW
11/2/202609:2315 km deepView
2.2
Westley, CA · 26 km WSW
11/2/202608:443 km deepView
2.2
Pinnacles, CA · 15 km N
11/2/202607:303 km deepView
2.5
Gilroy, CA · 9 km E
11/2/202603:276 km deepView
2.1
Westley, CA · 26 km WSW
11/2/202603:054 km deepView
2.6
Berkeley, CA · 3 km ESE
11/2/202602:2310 km deepView
2.1
Concord, CA · 3 km W
11/1/202611:1816 km deepView
2.5
Westley, CA · 27 km WSW
11/1/202602:212 km deepView
2.0
Westley, CA · 26 km WSW
11/1/202601:462 km deepView
2.9
Westley, CA · 27 km WSW
10/31/202616:442 km deepView
2.2
Diablo, CA · 0 km WSW
10/31/202614:1815 km deepView
2.7
Ridgemark, CA · 12 km SW
10/29/202612:389 km deepView
2.7
Pacifica, CA · 2 km ENE
10/29/202600:176 km deepView
2.6
Ridgemark, CA · 12 km SW
10/28/202623:299 km deepView
2.6
Seven Trees, CA · 15 km E
10/27/202619:388 km deepView
2.5
Aromas, CA · 4 km SE
10/26/202613:105 km deepView
3.0
Tres Pinos, CA · 15 km S
10/22/202621:584 km deepView
3.0
Gustine, CA · 20 km WSW
10/22/202604:181 km deepView
2.3
San Ramon, CA · 4 km SE
10/19/202623:298 km deepView

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Common Questions about Earthquakes near Alum Rock

How often are earthquakes recorded in the Alum Rock area?

In the past 7 days, the number of earthquakes of magnitude 1.5 or above recorded in the area within 100 km of Alum Rock was 20. These figures describe the available records, not a prediction of future earthquakes.

When was the last earthquake near Alum Rock?

The most recent recorded earthquake in the area within 100 km of Alum Rock had a magnitude of 2.1 and occurred on November 8, 2026 at 04:05 AM PST.

How strong was the largest recent earthquake in the Alum Rock area?

Among the available records for the area within 100 km of Alum Rock, the largest earthquake in the past 365 days had a magnitude of 4.6. These figures describe the available records, not a prediction of future earthquakes.

How far back does the earthquake data go?

The historical search starts in 1900, but available records vary by region and source. Older and smaller earthquakes may be missing. A long search can reach the list’s display limit, so narrow the date range to explore it in more detail.

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