Moderate mag. 4.8 earthquake - Duchesne County, 76 mi east of Salt Lake City, Salt Lake County, Utah, USA, on Tuesday, 11 October 1977 at 07:56 (GMT)
Moderate magnitude 4.8 earthquake at 6 km depth
1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Depth: 6.0 km
Epicenter latitude / longitude: 40.486°N / 110.493°W (Duchesne, Utah, United States)
Nearest volcano: Leucite Hills (198 km / 123 mi)
Nearby towns and cities:
37 km (23 mi) NNW of Duchesne (pop: 1,870) --> See nearby quakes!
47 km (30 mi) WNW of Roosevelt (Duchesne County) (pop: 6,980) --> See nearby quakes!
78 km (48 mi) E of Heber City (Wasatch County) (pop: 9,200) --> See nearby quakes!
82 km (51 mi) W of Vernal (Uintah County) (pop: 11,200) --> See nearby quakes!
87 km (54 mi) E of Park City (pop: 8,130) --> See nearby quakes!
99 km (61 mi) ESE of Summit Park (pop: 7,780) --> See nearby quakes!
103 km (64 mi) ENE of Provo (pop: 115,300) --> See nearby quakes!
104 km (65 mi) ENE of Orem (pop: 94,500) --> See nearby quakes!
122 km (76 mi) ESE of Salt Lake City (pop: 192,700) --> See nearby quakes!
129 km (80 mi) E of West Valley City (pop: 136,200) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1 x 1012 joules (278 megawatt hours, equivalent to 239 tons of TNT) More info
Data for the same earthquake reported by different agencies
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|4.8||6 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.