Mag. 1.1 earthquake - Explosion - 9 Km S of Ellensburg, Washington, USA, on Wednesday, 28 October 2020 at 18:56 (GMT) -
Minor magnitude 1.1 earthquake at 1 km depth
28 Oct 23:52 UTC: First to report: USGS after 5 hours.
Depth: 0.9 km
Epicenter latitude / longitude: 46.9105°N / 120.5685°W (Washington, United States)
Nearest volcano: Mount Rainier (91 km / 57 mi)
Nearby towns and cities:
10 km (6 mi) S of Ellensburg (Kittitas County) (pop: 19,000)
14 km (9 mi) SW of Kittitas (pop: 1,430)
19 km (12 mi) SSE of Thorp (Kittitas County) (pop: 240)
29 km (18 mi) N of Selah (Yakima County) (pop: 7,680)
40 km (25 mi) N of Union Gap (Yakima County) (pop: 6,040)
60 km (37 mi) SSW of Wenatchee (Chelan County) (pop: 33,600)
130 km (81 mi) ESE of Issaquah (King County) (pop: 36,100)
137 km (85 mi) ESE of West Lake Sammamish (King County) (pop: 33,900)
Primary data source: USGS
Estimated released energy: 2.8 x 106 joules (0.783 kilowatt hours) [learn more]
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.
|M 1.1||0.9 km||Explosion - 9 Km S of Ellensburg, Washington, USA||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.At magnitude 1.1, this quake was too small to be felt by humans, but it was recorded instrumentally.