Powerful Quake Hits Fox Islands, Alaska

UPDATE at 04:25UTC: The West Coast and Alaska Tsunami Warning Center has now lifted the Tsunami Warning that was issued earlier.

Magnitude 7.4 Quake Strikes 64 km (39 miles) SW of Amukta Island, Alaska

The quake has since been downgraded to magnitude 7.2Mw, but a Tsunami Warning issued by the West Coast and Alaska Tsunami Warning Center is still in place, as of posting:

The Tsunami Warning continues in effect for the coastal areas of Alaska from Unimak Pass, Alaska (80 miles NE of Dutch Harbor) to Amchitka Pass, Alaska (125 miles W of Adak).

This message is for Information Only for coastal areas of California, Oregon, Washington, British Columbia and Alaska from the California-Mexico border to Unimak Pass, Alaska (80 miles NE of Dutch Harbor).

This message is for Information Only for coastal areas of Alaska from Amchitka Pass, Alaska (125 miles W of Adak) to Attu, Alaska.

This message is for Information Only for coastal areas of Alaska from Amchitka Pass, Alaska (125 miles W of Adak) to Attu, Alaska.

The Pacific Tsunami Warning Center issued the following bulletin:

BASED ON ALL AVAILABLE DATA A DESTRUCTIVE PACIFIC-WIDE TSUNAMI IS
NOT EXPECTED AND THERE IS NO TSUNAMI THREAT TO HAWAII. REPEAT. A
DESTRUCTIVE PACIFIC-WIDE TSUNAMI IS NOT EXPECTED AND THERE IS NO
TSUNAMI THREAT TO HAWAII.

10-degree Map Centered at 50°N,170°W

Source: USGS-EHP

Earthquake Details

• Magnitude: 7.2
• Date-Time:
• Friday, June 24, 2011 at 03:09:40 UTC
• Thursday, June 23, 2011 at 06:09:40 PM at epicenter

• Location: 52.008°N, 171.859°W
• Depth: 62.6 km (38.9 miles)
• Region: FOX ISLANDS, ALEUTIAN ISLANDS, ALASKA
• Distances:
• 64 km (39 miles) SW of Amukta Island, Alaska
• 103 km (64 miles) SW of Yunaska Island, Alaska
• 1,677 km (1,042 miles) WSW of Anchorage, Alaska
• 2,429 km (1,509 miles) W of WHITEHORSE, Yukon Territory, Canada

• Location Uncertainty:
• horizontal +/- 13.8 km (8.6 miles)
• depth +/- 5.3 km (3.3 miles)

• Source: USGS NEIC (WDCS-D)

Alaska EQ Info Center

Click images to enlarge. For interactive images go to source: Alaska EQ Info Center

In Global Tectonics Warning – April 27 posted on April 27, 2011, FIRE-EARTH said:

FIRE-EARTH Model shows NEAR CRITICAL buildup of tectonic stress energy near the coast of Alaska.

UPDATE

FIRE-EARTH Models show the energy buildup continuing …

Related Links

• Global Tectonics Warning – April 27
• Alaska Earthquake Forecast: Update 3
• Alaska: Magnitude 6.6 Quake Strikes Fox Islands

• EQJP
• A New Era of Intense Volcanic Unrest May Have Begun
• World’s Dormant Volcanoes Firing
• VolcanoWatch Weekly [16 September 2009]

• FEWW Volcano Links
• Volcanoes
• FEWW Earthquake Links