Earthquake information: Light Mag. 3.6 Earthquake – 24 mi south of Alaska City, Anchorage, Alaska, USA on Tuesday, August 16, 2022 at 9:28 a.m. (GMT -8)
Light earthquake of magnitude 3.6 at 30 km depth
Aug 16 17:30 UTC: First to report: USGS after 2 minutes.
August 16 5:35 PM: Magnitude recalculated from 3.8 to 3.6. Depth of hypocenter recalculated from 33.7 to 30.4 km (from 21 to 18.9 mi). Epicenter location corrected 1.9 km (1.2 mi) to the west.
Updated Tue 16 August 2022, 17:39
Low magnitude 3.6 earthquake 24 miles south of Alaska City, Alaska, USA
3.6 earthquake August 16 09:28 (GMT -8)
Just 11 minutes ago, a magnitude 3.6 earthquake struck near Alaska City, Anchorage, Alaska, USA. The tremor was recorded on the morning of Tuesday, August 16, 2022, at 9:28 a.m. local time, at a moderately shallow depth of 19 miles below the surface.
The event was recorded by the United States Geological Survey, the first seismological agency to report it.
A second report was later released by the RaspberryShake Citizen Seismograph Network, which also listed it as a magnitude 3.6 earthquake. A third agency, the Euro-Mediterranean Seismological Center (EMSC), reported the same 3.6 magnitude quake.
Towns or cities near the epicenter where the earthquake could have been felt as a very weak tremor include Hope (pop. 190) located 8 miles from the epicenter, Girdwood (pop. 2,300) 23 miles away , Alaska City (pop. 298,700) 24 miles away, Elmendorf Air Force Base (pop. 6,600) 27 miles away, Eagle River (pop. 24,800) 32 miles away and Eagle River (pop. 24,800) 32 miles away . In Sterling (pop. 5,600, 39 miles), Knik-Fairview (pop. 14,900, 45 miles), Wasilla (pop. 9,300, 50 miles) and Lakes (pop. 8,400, 53 miles) , the earthquake was probably not felt.
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Data for the same earthquake reported by different agencies
Info: The more agencies report the same earthquake and publish similar data, the more confidence you can have in the data. It normally takes up to a few hours for the seismic parameters to be calculated with near optimum accuracy.
|3.6||30 kilometers||12 km WSW of Hope, Alaska||USGS|
|3.8||41 kilometers||KENAI PENINSULA, ALASKA||CSEM|
|3.6||30 kilometers||Kenai Peninsula, Alaska||RaspberryShake|
Previous earthquakes in the same area
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