Light mag. 2.8 earthquake - Duchesne County, 66 mi east of Provo, Utah County, USA, on Sunday, 2 October 1977 at 01:45 (GMT)
Light magnitude 2.8 earthquake at 5 km depth
1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Depth: 5.0 km
Epicenter latitude / longitude: 40.505°N / 110.463°W (Duchesne, Utah, United States)
Nearest volcano: Leucite Hills (195 km / 121 mi)
Nearby towns and cities:
38 km (24 mi) N of Duchesne (pop: 1,870) --> See nearby quakes!
46 km (29 mi) WNW of Roosevelt (Duchesne County) (pop: 6,980) --> See nearby quakes!
79 km (49 mi) W of Vernal (Uintah County) (pop: 11,200) --> See nearby quakes!
80 km (50 mi) E of Heber City (Wasatch County) (pop: 9,200) --> See nearby quakes!
89 km (55 mi) E of Park City (pop: 8,130) --> See nearby quakes!
106 km (66 mi) ENE of Provo (pop: 115,300) --> See nearby quakes!
107 km (66 mi) ENE of Orem (pop: 94,500) --> See nearby quakes!
118 km (73 mi) E of Lehi (pop: 58,500) --> See nearby quakes!
124 km (77 mi) ESE of Salt Lake City (pop: 192,700) --> See nearby quakes!
125 km (78 mi) E of West Jordan (pop: 111,900) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1 x 109 joules (278 kilowatt hours, equivalent to 0.239 tons of TNT) More info
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
|2.8||5 km||Utah (USA)||USGS|
User reports for this quakeAt magnitude 2.8, this quake might have been felt very close to the epicenter and under calm conditions.
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.