The March 10, 1910 earthquake

M5.8Near Watsonville, California

A magnitude 5.8 earthquake, centred in Santa Cruz County. The 108th strongest in California’s record since 1900, and the strongest within 50 miles since a magnitude 6.2 on August 2, 1903.

The earthquake

Magnitude
5.8
surface-wave magnitude (ms)
Depth
—
Not recorded
Local time
Thursday, March 10, 1910
22:52 PST; 06:52 UTC on Mar 11, 1910
Epicentre
36.95°N, 121.70°W
In Santa Cruz County
In California’s record
108th
strongest of 97,065 since 1900
Within 50 miles
10
counties; more on this date

USGS ANSS Comprehensive Earthquake Catalog, event cdmg19100311065200000 (“Near Watsonville, California”). The USGS event page carries the ShakeMap, felt reports and the official summary.

Counties and cities within 50 miles

Distance from the epicentre to each county boundary (zero when inside) and to each city centre.

Counties

Cities, largest first

Earthquakes around the epicentre

2,698 earthquakes of magnitude 3 or more within 50 miles of this epicentre since 1973.

Earthquakes of magnitude 3 or more within 50 miles of the epicentre, by year 1973: 10 1974: 332 332 1975: 230 1976: 91 1977: 65 1978: 52 1979: 80 1980: 53 1981: 44 1982: 70 1983: 32 1984: 89 1985: 42 1986: 100 1987: 30 1988: 61 1989: 250 1990: 100 1991: 47 1992: 28 1993: 26 1994: 34 1995: 64 1996: 36 1997: 30 1998: 40 1999: 30 2000: 25 2001: 52 2002: 27 2003: 23 2004: 41 2005: 14 2006: 20 2007: 27 2008: 21 2009: 29 2010: 24 2011: 25 2012: 19 2013: 12 2014: 19 2015: 5 2016: 21 2017: 33 2018: 24 2019: 17 2020: 27 2021: 23 2022: 27 2023: 27 2024: 24 2025: 26 19731978198319881993199820032008201320182023

Earlier earthquakes of magnitude 5 or more within 50 miles, strongest first

USGS ANSS Comprehensive Earthquake Catalog. Local time is the time zone of the county nearest the epicentre. Magnitudes are as the catalogue reports them.