The May 24, 1980 earthquake

M5.0near Mount Nebo, Utah

A magnitude 5.0 earthquake 3.1 miles deep, centred in Utah County. The 24th strongest in Utah’s record since 1900, and the strongest within 50 miles since a magnitude 5.0 on July 7, 1963.

The earthquake

Magnitude
5.0
body-wave magnitude (mb)
Depth
3.1 mi
5.0 km below the surface
Local time
Saturday, May 24, 1980
04:03 MDT; 10:03 UTC
Epicentre
39.94°N, 111.97°W
In Utah County
In Utah’s record
24th
strongest of 2,224 since 1900
Within 50 miles
9
counties; more on this date

USGS ANSS Comprehensive Earthquake Catalog, event usp00017d8 (“1 km SSW of Mount Nebo, Utah”). 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

53 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: 0 1974: 0 1975: 0 1976: 0 1977: 0 1978: 0 1979: 1 1980: 2 1981: 1 1982: 0 1983: 0 1984: 1 1985: 1 1986: 4 1987: 1 1988: 0 1989: 0 1990: 2 1991: 1 1992: 2 1993: 1 1994: 2 1995: 2 1996: 0 1997: 1 1998: 0 1999: 0 2000: 1 2001: 1 2002: 1 2003: 5 5 2004: 2 2005: 3 2006: 0 2007: 1 2008: 0 2009: 0 2010: 0 2011: 2 2012: 3 2013: 0 2014: 5 2015: 0 2016: 1 2017: 0 2018: 0 2019: 3 2020: 0 2021: 1 2022: 0 2023: 0 2024: 0 2025: 2 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.