Minor mag. 1.0 earthquake - Explosion - 3 Km ENE of Riverside, Washington, USA, on Thursday, 4 February 2021 at 20:46 (GMT) -
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Séisme mineur magnitude 1.0 at 1 km depth
5 Feb 19:12 UTC: Premier à signaler: USGS après 22 heures.
Date & time: 4 Feb 2021 20:46:45 UTC -
Magnitude: 1
Profondeur: 0.7 km
Epicenter latitude / longitude: 48.12883°N / 121.959°W

Volcan le plus près: Glacier Peak (63 km / 39 mi)
Nearby towns and cities:
4 km ENE de Riverside (pop: 336) --> Voir les séismes à proximité!
15 km ESE de Arlington (pop: 18,900) --> Voir les séismes à proximité!
15 km NNE de Lake Stevens (pop: 30,900) --> Voir les séismes à proximité!
18 km ENE de Marysville (pop: 66,800) --> Voir les séismes à proximité!
18 km NE de West Lake Stevens (pop: 21,000) --> Voir les séismes à proximité!
18 km NE de West Lake Stevens (pop: 21,000) --> Voir les séismes à proximité!
25 km NE de Everett (pop: 108,000) --> Voir les séismes à proximité!
45 km NNE de Bothell (pop: 42,900) --> Voir les séismes à proximité!
60 km NNE de Bellevue (pop: 139,800) --> Voir les séismes à proximité!
64 km NNE de Seattle (pop: 684,500) --> Voir les séismes à proximité!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2 x 106 joules (0.554 kilowatt hours) Plus d'infos
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.
Magnitude | Profondeur | Lieu | Source |
1.0 | 0.7 km | Explosion - 3 Km ENE of Riverside, 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 1.0, such a quake wouldn't normally be felt by people, but could be recorded instrumentally.