Minor mag. 1.4 earthquake - 4 Km WNW of Ryderwood, Washington, on Thursday, July 22, 2021 at 03:54 (GMT) -
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Minor magnitude 1.4 earthquake at 18 km depth
22 Jul 05:08 UTC: First to report: USGS after 1 hour and 13 minutes.
Depth: 17.9 km
Epicenter latitude / longitude: 46.38917°N / 123.09683°W↗ (Washington, United States)
Antipode: 46.389°S / 56.903°E↗
Nearest volcano: Mount St. Helens (74 km / 46 mi)
Nearby towns and cities:
4 km (3 mi) WNW of Ryderwood (pop: 395) --> See nearby quakes!
30 km (19 mi) NNW of Longview (Cowlitz County) (pop: 36,800) --> See nearby quakes!
38 km (24 mi) SSW of Centralia (Lewis County) (pop: 16,800) --> See nearby quakes!
75 km (46 mi) SSW of Woodland (pop: 46,400) --> See nearby quakes!
90 km (56 mi) NNW of Vancouver (pop: 172,900) --> See nearby quakes!
97 km (60 mi) N of Hillsboro (Oregon) (pop: 102,300) --> See nearby quakes!
98 km (61 mi) SSW of Lakewood (pop: 59,800) --> See nearby quakes!
99 km (62 mi) SSW of Parkland (pop: 35,800) --> See nearby quakes!
102 km (63 mi) NNW of Portland (Oregon) (pop: 632,300) --> See nearby quakes!
108 km (67 mi) SSW of Tacoma (pop: 207,900) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 7.9 x 106 joules (2.21 kilowatt hours) 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.
|1.4||18 km||4 Km WNW of Ryderwood, Washington||USGS|