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Minor mag. 1.8 earthquake - Explosion - Washington-Oregon Border Region on Friday, Dec 3, 2021 at 10:09 am (GMT -8) -

Minor mag. 1.8 earthquake - Explosion - Washington-Oregon Border Region on Friday, Dec 3, 2021 at 10:09 am (GMT -8) Minor mag. 1.8 earthquake - Explosion - Washington-Oregon Border Region on Friday, Dec 3, 2021 at 10:09 am (GMT -8)

Minor magnitude 1.8 earthquake at 1 km depth

3 Dec 19:20 UTC: First to report: USGS after 1 hour and 11 minutes.

Earthquake details

Date & timeDec 3, 2021 18:09:35 UTC -
Local time at epicenterFriday, Dec 3, 2021 at 10:09 am (GMT -8)
StatusConfirmed
Magnitude1.8
Depth1.3 km
Epicenter latitude / longitude45.62117°N / 120.9855°W (Oregon, United States)
Antipode45.621°S / 59.015°E
Shaking intensityVery weak shaking
Felt0 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoMount Hood (62 km / 39 mi)
Nearby towns and cities13 km (8 mi) WSW of Biggs Junction (pop: 22) | Show on map | Quakes nearby
15 km (10 mi) ENE of The Dalles (pop: 15,300) | Show on map | Quakes nearby
22 km (14 mi) NNE of Dufur (pop: 623) | Show on map | Quakes nearby
26 km (16 mi) SSW of Goldendale (Washington) (pop: 3,440) | Show on map | Quakes nearby
43 km (27 mi) ESE of Hood River (pop: 7,620) | Show on map | Quakes nearby
66 km (41 mi) E of Carson (Washington) (pop: 2,280) | Show on map | Quakes nearby
83 km (52 mi) ENE of Mount Hood Village (pop: 4,860) | Show on map | Quakes nearby
98 km (61 mi) NNE of Warm Springs (pop: 2,950) | Show on map | Quakes nearby
99 km (62 mi) SSW of Toppenish (pop: 9,000) | Show on map | Quakes nearby
109 km (68 mi) SW of Sunnyside (Yakima County, Washington) (pop: 16,300) | Show on map | Quakes nearby
Estimated seismic energy released3.2 x 107 joules (8.78 kilowatt hours) | about seismic energy
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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.
Mag.DepthLocationSource
1.81.3 kmWashington-Oregon Border RegionRaspberryShake
1.81.3 kmExplosion - Washington-Oregon Border RegionUSGS

User reports for this quake

At magnitude 1.8, such a quake wouldn't normally be felt by people, but could be recorded instrumentally.
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.
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