8.1 Earthquake - Alaska

[darin]

https://www.dailystar.co.uk/news/world-news/676249/Alaska-earthquake-8-1-magnitude-Chiniak-tsunami-warning



The quake struck 155 miles south east of Chiniak on the southern Alaskan coast.

The tsunami warning is in place across the western coast of the US, from Alaska down to the California-Mexico border.

Hawaii and parts of Canada have also been issued with tsunami alerts.

MORE TO FOLLOW

[Elessar]

== PRELIMINARY EARTHQUAKE REPORT ==

***This event supersedes event AT00P3054T,PT18023001.


Region: Gulf of Alaska
Geographic coordinates: 56.057N, 149.097W
Magnitude: 8.2
Depth: 10 km
Universal Time (UTC): 23 Jan 2018 09:31:41
Time near the Epicenter: 23 Jan 2018 09:31:41
Local standard time in your area: 23 Jan 2018 01:31:41

Location with respect to nearby cities:
260.2 km (161.3 mi) SE of Chiniak, Alaska
576.7 km (357.6 mi) S of Anchorage, Alaska
587.0 km (363.9 mi) S of Eagle River, Alaska
608.3 km (377.2 mi) S of Knik-Fairview, Alaska
920.1 km (570.5 mi) WSW of Juneau, Alaska


ADDITIONAL EARTHQUAKE PARAMETERS
________________________________
event ID : us 2000cmy3

This is a computer-generated message and has not yet been reviewed by a
seismologist.
For subsequent updates, maps, and technical information, see:
http://earthquake.usgs.gov/earthquakes/eventpage/us2000cmy3
or
https://earthquake.usgs.gov/

National Earthquake Information Center
U.S. Geological Survey

[darin]

https://cdn.images.dailystar.co.uk/dynamic/204/photos/690000/620x/5a6709666cd1d_quakemain.jpg

[Elessar]

https://inws.ncep.noaa.gov/a/a.php?i=18656291
https://inws.ncep.noaa.gov/a/a.php?i=18657080

Yikes!

[darin]

Friend in kodiak: "I felt it shaking for about 3 minutes"

First, #thatswhatshesaid


Second - she posted minutes-long video of the constant Tsunami warning sounding near her.

[Elessar]

Update:

WEAK51 PAAQ 231005
TSUAK1

BULLETIN
Public Tsunami Message Number 2
NWS National Tsunami Warning Center Palmer AK
105 AM AKST Tue Jan 23 2018

UPDATES
-------
* Revised magnitude


..THE TSUNAMI WARNING REMAINS IN EFFECT...


..THE TSUNAMI WATCH REMAINS IN EFFECT...


Tsunami Warning in Effect for;

* BRITISH COLUMBIA, The Juan de Fuca Strait coast, the outer
west coast of Vancouver Island, the central coast and
northeast Vancouver Island, and the north coast and Haida
Gwaii

* SOUTHEAST ALASKA, The inner and outer coast from The
BC/Alaska Border to Cape Fairweather, Alaska (80 miles SE
of Yakutat)

* SOUTH ALASKA AND THE ALASKA PENINSULA, Pacific coasts from
Cape Fairweather, Alaska (80 miles SE of Yakutat) to Unimak
Pass, Alaska (80 miles NE of Unalaska)

* ALEUTIAN ISLANDS, Unimak Pass, Alaska (80 miles NE of
Unalaska) to Attu, Alaska including the Pribilof Islands


Tsunami Watch in Effect for;

* CALIFORNIA, The coast from The Cal./Mexico Border to The
Oregon/Cal. Border including San Francisco Bay

* OREGON, The coast from The Oregon/Cal. Border to The
Oregon/Wash. Border including the Columbia River estuary
coast

* WASHINGTON, Outer coast from the Oregon/Washington border
to Slip Point, Columbia River estuary coast, and the Juan
de Fuca Strait coast


PRELIMINARY EARTHQUAKE PARAMETERS - UPDATED
-------------------------------------------
* The following parameters are based on a rapid preliminary
assessment and changes may occur.

* Magnitude 8.2
* Origin Time 0032 AKST Jan 23 2018
0132 PST Jan 23 2018
0932 UTC Jan 23 2018
* Coordinates 56.0 North 149.1 West
* Depth 12 miles
* Location 175 miles SE of Kodiak City, Alaska
360 miles S of Anchorage, Alaska


FORECASTS OF TSUNAMI ACTIVITY
-----------------------------
* Tsunami activity is forecasted to start at the following
locations at the specified times.

FORECAST
START
SITE OF TSUNAMI
---- ----------

* Alaska
Kodiak 0145 AKST Jan 23
Elfin Cove 0150 AKST Jan 23
Seward 0155 AKST Jan 23
Yakutat 0200 AKST Jan 23
Sitka 0200 AKST Jan 23
Valdez 0215 AKST Jan 23
Cordova 0220 AKST Jan 23
Sand Point 0220 AKST Jan 23
Unalaska 0240 AKST Jan 23
Homer 0250 AKST Jan 23
Craig 0300 AKST Jan 23
Cold Bay 0300 AKST Jan 23
Adak 0305 AKST Jan 23
Shemya 0345 AKST Jan 23
Saint Paul 0400 AKST Jan 23

* British Columbia
Langara 0210 AKST Jan 23
Tofino 0340 AKST Jan 23

* Washington
Neah Bay 0450 PST Jan 23
Long Beach 0455 PST Jan 23
Moclips 0500 PST Jan 23
Westport 0505 PST Jan 23
Port Angeles 0530 PST Jan 23
Port Townsend 0555 PST Jan 23

* Oregon
Port Orford 0505 PST Jan 23
Seaside 0505 PST Jan 23
Newport 0510 PST Jan 23
Charleston 0510 PST Jan 23
Brookings 0515 PST Jan 23

* California
Crescent City 0520 PST Jan 23
Fort Bragg 0525 PST Jan 23
Horse Mountain 0525 PST Jan 23
Monterey 0555 PST Jan 23
San Francisco 0620 PST Jan 23
Port San Luis 0620 PST Jan 23
Santa Barbara 0635 PST Jan 23
Los Angeles Harb 0650 PST Jan 23
Newport Beach 0700 PST Jan 23
Oceanside 0705 PST Jan 23
La Jolla 0705 PST Jan 23

[Elessar]

Crescent City California will get slammed again.

No evacuation warnings here in Gold Beach Oregon.

[Elessar]

= PRELIMINARY EARTHQUAKE REPORT ==

***This event has been revised.


Region: Gulf of Alaska
Geographic coordinates: 56.050N, 149.064W
Magnitude: 7.9
Depth: 10 km
Universal Time (UTC): 23 Jan 2018 09:31:41
Time near the Epicenter: 23 Jan 2018 09:31:41
Local standard time in your area: 23 Jan 2018 01:31:41

Location with respect to nearby cities:
262.2 km (162.6 mi) SE of Chiniak, Alaska
577.6 km (358.1 mi) S of Anchorage, Alaska
587.8 km (364.5 mi) S of Eagle River, Alaska
609.2 km (377.7 mi) S of Knik-Fairview, Alaska
918.5 km (569.5 mi) WSW of Juneau, Alaska


ADDITIONAL EARTHQUAKE PARAMETERS
________________________________
event ID : us 2000cmy3

This is a computer-generated message and has not yet been reviewed by a
seismologist.
For subsequent updates, maps, and technical information, see:
http://earthquake.usgs.gov/earthquakes/eventpage/us2000cmy3
or
https://earthquake.usgs.gov/

National Earthquake Information Center
U.S. Geological Survey


DISCLAIMER: https://earthquake.usgs.gov/ens/help.html?page=help#disclaimer

[Elessar]

I get the warnings direct.

[darin]

Friend in Kodiak:

"The channel just emptied. Be safe guys."

[Elessar]

But Gawd these roll-over links!

https://www.aol.com/article/weather/2018/01/23/earthquake-in-gulf-of-alaska-sparks-brief-california-tsunami-fears/23340889/

[High_Plains_Drifter]

I texted a friend of mine in Anchorage... no answer yet...

[NightTrain]

I texted a friend of mine in Anchorage... no answer yet...


Anchorage is just fine. No tsunamis developed anywhere in AK and they called off the alert at 4am this morning.

[High_Plains_Drifter]

Anchorage is just fine. No tsunamis developed anywhere in AK and they called off the alert at 4am this morning.
Still haven't heard from him though... he's probably in jail... :laugh:

[Elessar]

Anchorage is just fine. No tsunamis developed anywhere in AK and they called off the alert at 4am this morning.

I saw that at 5 a.m. Pacific Time. The strike-slip quake is less likely to generate a tsunami.
But I stayed up all night monitoring message traffic.

I was not sure if I would have to pack up the cat, checkbook, some clothes, shut off power,
and beat feet to higher ground.:cool: