Minor mag. 2.3 earthquake - Olympic Peninsula, Washington (USA), on Friday, 9 July 1999 at 08:07 (GMT)
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Minor magnitude 2.3 earthquake at 39 km depth
1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Depth: 39.4 km
Epicenter latitude / longitude: 47.06133°N / 123.45833°W (Washington, United States)
Nearest volcano: Mount Rainier (131 km / 81 mi)
Nearby towns and cities:
7 km (5 mi) NNW of Elma (pop: 3,030) --> See nearby quakes!
14 km (9 mi) NE of Montesano (pop: 3,890) --> See nearby quakes!
29 km (18 mi) ENE of Aberdeen (Grays Harbor County) (pop: 16,300) --> See nearby quakes!
42 km (26 mi) W of Tumwater (Thurston County) (pop: 19,200) --> See nearby quakes!
42 km (26 mi) W of Olympia (pop: 50,300) --> See nearby quakes!
48 km (30 mi) W of Lacey (pop: 46,400) --> See nearby quakes!
80 km (49 mi) WSW of Tacoma (pop: 207,900) --> See nearby quakes!
91 km (57 mi) WSW of Federal Way (pop: 95,200) --> See nearby quakes!
99 km (62 mi) WSW of Kent (pop: 127,000) --> See nearby quakes!
104 km (65 mi) SW of Seattle (pop: 684,500) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.8 x 108 joules (49.4 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.
|2.3||39 km||Olympic Peninsula, Washington (USA)||USGS|
User reports for this quakeAt magnitude 2.3, such a quake wouldn't normally be felt by people except under very favorable conditions.
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.