Moderate mag. 4.2 earthquake - 15 mi south of Ephraim, Sanpete County, Utah, USA, on Monday, 16 July 1973 at 06:36 (GMT)
Moderate magnitude 4.2 earthquake at 10 km depth
1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Depth: 10.0 km
Epicenter latitude / longitude: 39.149°N / 111.508°W (Sanpete, Utah, United States)
Nearest volcano: Black Rock Desert (88 km / 55 mi)
Nearby towns and cities:
17 km (10 mi) ESE of Sterling (pop: 296) --> See nearby quakes!
24 km (15 mi) SSE of Ephraim (Sanpete County) (pop: 6,860) --> See nearby quakes!
27 km (17 mi) E of Fayette (pop: 3,240) --> See nearby quakes!
33 km (20 mi) W of Ferron (pop: 1,560) --> See nearby quakes!
37 km (23 mi) NE of Salina (pop: 2,520) --> See nearby quakes!
40 km (25 mi) WSW of Orangeville (pop: 1,390) --> See nearby quakes!
44 km (28 mi) S of Mount Pleasant (pop: 3,300) --> See nearby quakes!
65 km (40 mi) NE of Richfield (Sevier County) (pop: 7,590) --> See nearby quakes!
177 km (110 mi) SSE of West Valley City (pop: 136,200) --> See nearby quakes!
182 km (113 mi) S of Salt Lake City (pop: 192,700) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.3 x 1011 joules (35 megawatt hours, equivalent to 30.1 tons of TNT) More info
Data for the same earthquake reported by different agencies
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|4.2||10 km||Utah (USA)||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.