The April 1, 1951 earthquake
M5.0near Ferndale, California
A magnitude 5.0 earthquake, 46.9 miles off Humboldt County. The 451st strongest in California’s record since 1900, and the strongest within 50 miles since a magnitude 5.2 on May 27, 1947.
The earthquake
- Magnitude
- 5.0
- local magnitude (ml)
- Depth
- —
- Not recorded
- Local time
- Sunday, April 1, 1951
- 11:21 PST; 19:21 UTC
- In California’s record
- 451st
- strongest of 97,065 since 1900
USGS ANSS Comprehensive Earthquake Catalog, event ushis1737 (“88 km W of Ferndale, 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
- Humboldt CountyCA · 46.9 mi
Earthquakes around the epicentre
1,956 earthquakes of magnitude 3 or more within 50 miles of this epicentre since 1973.
Earlier earthquakes of magnitude 5 or more within 50 miles, strongest first
- January 22, 1923M7.1
- February 9, 1941M6.8
- October 3, 1941M6.5
- March 18, 1910M6.0
- February 6, 1937M5.9
- September 11, 1938M5.8
- September 9, 1931M5.8
- April 28, 1923M5.6
- March 9, 1931M5.6
- May 27, 1947M5.2
USGS ANSS Comprehensive Earthquake Catalog. Local time is the time zone of the county nearest the epicentre. Magnitudes are as the catalogue reports them.