M 8.2 Earthquake and Tsunami (1.4 m) in United States from 23 Jan 2018 09:31 UTC to 09:31

Hazard models

EQ parameters
Shakemap
Tsunami

Event summary

This earthquake is expected to have a medium humanitarian impact based on the magnitude and the affected population and their vulnerability.

Earthquake Magnitude: 8.2M
Depth: 10 Km
Event Date: 23 Jan 2018 09:31 UTC
22 Jan 2018 23:31 Local
Exposed Population: No people within 100km
Source: NEIC us2000cmy3
Inserted at: 23 Jan 2018 09:48 UTC
INFORM Coping capacity of the alert score:
1.1 (United States)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake Tsunami GDACS score
NEIC 0 1.2 1.2
us2000cmy3 Scaled population (vector) 0 Max wave scenario 3.01m  
  C1 earthquake 1 Max wave realtime 1.42m  
  C2 earthquake 0      
  Country Vulnerability 0      
  INFORM_normalised 1      
Maximum expected impact using different data sources.
Click on image to zoom it.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1195180 0.8 23 Jan 2018 09:31 8M, 20km N/A No people affected (in 100km) 0.8m (at 01:32) 00:05 NTWC    
1195183 0.4 23 Jan 2018 09:31 7.6M, 10km N/A No people affected (in 100km) 0.5m (at 01:40) 00:08 GEOFON
1195185 0.8 23 Jan 2018 09:31 8M, 19km N/A No people affected (in 100km) 0.8m (at 01:32) 00:12 PTWC
1195191 1.2 23 Jan 2018 09:31 8.2M, 10km N/A No people affected (in 100km) 1.4m (at 01:16) 00:16 NEIC
1195196 0.9 23 Jan 2018 09:31 7.9M, 10km N/A No people affected (in 100km) 0.9m (at 01:16) 00:43 NEIC
1195199 0.5 23 Jan 2018 09:31 7.9M, 25km 4.92 N/A (in MMI>=VII) 0.5m (at 02:10) 00:48 NEIC
The episode that generated the alert; the next major evaluations beyond 12 hours will not trigger additional alerts.
The episode that has the last updated information.
* The max MMI detected for sources having shakemaps;
** The population detected in MMI>=7 for episode with shakemap or in a 100km radius;
*** The tsunami max height.

Tsunami affected locations

The maximum Wave height is  1.4m in Kaguyak, United States. This height is estimated for 23-Jan-2018 10:47:00.

Alert Date (UTC) Name Country Wave height (m)
23-Jan-2018 10:47:00 Kaguyak United States  1.4
23-Jan-2018 11:03:00 Goddard United States  1.3
23-Jan-2018 11:05:00 McCord United States  1.1
23-Jan-2018 15:05:00 Nunamiut United States  1.1
23-Jan-2018 11:21:00 Situk United States  1.1
23-Jan-2018 11:57:00 Port_Alice United States  1.0
23-Jan-2018 14:35:00 Yakutat United States  0.9
23-Jan-2018 12:01:00 Cape_Pole United States  0.9
23-Jan-2018 11:03:00 Big_Port_Walter United States  0.9
23-Jan-2018 11:05:00 Port_Armstrong United States  0.9
23-Jan-2018 11:05:00 Port_Alexander United States  0.9
23-Jan-2018 11:55:00 Waterfall United States  0.9
23-Jan-2018 10:53:00 Kimshan_Cove United States  0.8
23-Jan-2018 10:53:00 Chichagof United States  0.8
23-Jan-2018 11:17:00 Chiniak United States  0.7
23-Jan-2018 10:57:00 Cobol United States  0.7
23-Jan-2018 12:05:00 Mount_Edgecombe United States  0.7
23-Jan-2018 12:05:00 Sitka United States  0.7
23-Jan-2018 13:39:00 Edna_Bay United States  0.7
23-Jan-2018 11:45:00 Old_Harbor United States  0.6
23-Jan-2018 11:35:00 Kodiak United States  0.6
23-Jan-2018 12:05:00 Afognak United States  0.6
23-Jan-2018 12:05:00 Kodiak_Station United States  0.6
23-Jan-2018 14:59:00 Akhiok United States  0.6
23-Jan-2018 11:17:00 Tasu Canada  0.5
23-Jan-2018 14:47:00 Portlock United States  0.5
23-Jan-2018 12:51:00 Port_Alexander United States  0.5
23-Jan-2018 11:59:00 Ouzinkie United States  0.5
23-Jan-2018 12:09:00 Port_Lions United States  0.5
23-Jan-2018 11:19:00 Lockeport Canada  0.5
23-Jan-2018 13:33:00 Long_Island United States  0.5
23-Jan-2018 13:39:00 Elfin_Cove United States  0.5
23-Jan-2018 13:37:00 Port_William United States  0.4
23-Jan-2018 10:47:00 Port_Hobron United States  0.4
23-Jan-2018 15:09:00 Chilkat United States  0.4
23-Jan-2018 12:59:00 Aleksashkina United States  0.4
23-Jan-2018 11:27:00 Rose_Harbour Canada  0.4
23-Jan-2018 12:59:00 Masset Canada  0.4
23-Jan-2018 13:23:00 Labouchere_Bay United States  0.4
23-Jan-2018 13:23:00 Point_Baker United States  0.4
23-Jan-2018 13:45:00 Uyak United States  0.4
23-Jan-2018 13:23:00 Rowan_Bay United States  0.3
23-Jan-2018 12:45:00 Tow_Hill Canada  0.3
23-Jan-2018 14:11:00 Port_Bailey United States  0.3
23-Jan-2018 12:27:00 Mitrofania United States  0.3
23-Jan-2018 15:01:00 Port_Protection United States  0.3
23-Jan-2018 13:27:00 Tyee United States  0.3
23-Jan-2018 14:01:00 Perryville United States  0.3
23-Jan-2018 14:21:00 San_Juan_Cannery United States  0.3
23-Jan-2018 14:21:00 Port_Ashton United States  0.3
23-Jan-2018 14:47:00 Hunts_Inlet Canada  0.3
23-Jan-2018 15:11:00 Saint_John_Harbor United States  0.3
23-Jan-2018 14:29:00 Chignik United States  0.2
23-Jan-2018 14:07:00 Metlakatla Canada  0.2
23-Jan-2018 14:21:00 Lax_Kwalaams Canada  0.2
23-Jan-2018 14:21:00 Georgetown_Mills Canada  0.2
23-Jan-2018 14:41:00 Prince_Rupert Canada  0.2
23-Jan-2018 10:43:00 Cape_Yakataga United States  0.2
23-Jan-2018 14:51:00 Katalla United States  0.2
23-Jan-2018 13:37:00 Ayakulik United States  0.2
23-Jan-2018 13:51:00 Annette United States  0.2
23-Jan-2018 11:39:00 Nuchek United States  0.2
23-Jan-2018 11:57:00 Boswell_Bay United States  0.2
23-Jan-2018 14:51:00 Ketchikan United States  0.2
23-Jan-2018 15:14:00 Kachemak_Silo United States  0.2
23-Jan-2018 15:01:00 Metlakatla United States  0.2
23-Jan-2018 11:33:00 Crab_Bay United States  0.2
23-Jan-2018 11:33:00 Latouche United States  0.2
23-Jan-2018 14:59:00 Fritz_Creek United States  0.2
23-Jan-2018 13:33:00 Crystal United States  0.2
23-Jan-2018 13:33:00 Cordova United States  0.2
23-Jan-2018 15:06:00 English_Bay United States  0.2
23-Jan-2018 13:47:00 Kake United States  0.2
23-Jan-2018 14:41:00 Kamishak United States  0.2
23-Jan-2018 10:55:00 Lowell_Point United States  0.2
23-Jan-2018 14:49:00 Porcher_Island Canada  0.2
23-Jan-2018 14:33:00 Port_Edward Canada  0.2
23-Jan-2018 14:33:00 Osland Canada  0.2
23-Jan-2018 14:11:00 Alaganik United States  0.2
23-Jan-2018 14:43:00 Whitshed United States  0.2
23-Jan-2018 12:27:00 Port_Graham United States  0.2
23-Jan-2018 15:05:00 Cape_Fanshaw United States  0.2
23-Jan-2018 14:45:00 Orca United States  0.2
23-Jan-2018 14:55:00 Port_O'Brien United States  0.2
23-Jan-2018 11:29:00 Squaw_Harbor United States  0.2
23-Jan-2018 15:16:00 Hobart_Bay United States  0.2
23-Jan-2018 14:35:00 China_Town United States  0.2
23-Jan-2018 14:35:00 Dairy United States  0.2
23-Jan-2018 14:35:00 Mountain_Point United States  0.2
23-Jan-2018 14:35:00 Pennock_Island United States  0.2
23-Jan-2018 14:35:00 Saxman United States  0.2
23-Jan-2018 14:35:00 Herring_Cove United States  0.2
23-Jan-2018 13:59:00 Port_Wakefield United States  0.2
23-Jan-2018 15:03:00 Windham United States  0.2
23-Jan-2018 14:45:00 Refuge_Bay Canada  0.2
23-Jan-2018 13:57:00 Unga United States  0.1
23-Jan-2018 13:57:00 Sand_Point United States  0.1
23-Jan-2018 14:43:00 Karluk United States  0.1
23-Jan-2018 14:29:00 Diamond_Ridge United States  0.1
23-Jan-2018 14:29:00 Millers_Landing United States  0.1
23-Jan-2018 14:29:00 Kachemak United States  0.1
23-Jan-2018 14:29:00 Jakolof_Bay United States  0.1
23-Jan-2018 12:47:00 Kanatak United States  0.1
23-Jan-2018 15:15:00 Chenega United States  0.1
23-Jan-2018 13:03:00 King_Cove United States  0.1
23-Jan-2018 14:17:00 Anchor_Point United States  0.1
23-Jan-2018 15:15:00 Peninsula_Point United States  0.1
23-Jan-2018 15:15:00 Ward_Cove United States  0.1
23-Jan-2018 15:15:00 Port_Higgins United States  0.1
23-Jan-2018 15:15:00 Clover_Pass United States  0.1
23-Jan-2018 15:15:00 Mud_Bay United States  0.1
23-Jan-2018 13:53:00 Hadley United States  0.1
23-Jan-2018 14:17:00 Pauloff_Harbor United States  0.1
23-Jan-2018 14:49:00 Village United States  0.1
23-Jan-2018 14:05:00 Seldovia United States  0.1
23-Jan-2018 11:13:00 Sanak United States  0.1
23-Jan-2018 11:21:00 Biorka United States  0.1
23-Jan-2018 11:23:00 Kashega United States  0.1
23-Jan-2018 11:47:00 Belkofski United States  0.1
23-Jan-2018 13:35:00 Halibut_Cove United States  0.1
23-Jan-2018 11:33:00 Akutan United States  0.1
23-Jan-2018 11:37:00 Umnak United States  0.1
23-Jan-2018 13:55:00 Jedway Canada  0.1
23-Jan-2018 15:13:00 Loring United States  0.1
23-Jan-2018 15:16:00 Scow_Bay United States  0.1
23-Jan-2018 14:27:00 Beaver_Falls United States  0.1
23-Jan-2018 11:41:00 Ikatan United States  0.1
23-Jan-2018 13:59:00 Neltushkin United States  0.1
23-Jan-2018 13:35:00 Chatham United States  0.1
23-Jan-2018 14:17:00 Happy_Valley United States  0.1
23-Jan-2018 15:09:00 West_Petersburg United States  0.1
23-Jan-2018 15:09:00 Petersburg United States  0.1
23-Jan-2018 15:13:00 Meyers_Chuck United States  0.1
23-Jan-2018 14:57:00 Pacofi Canada  0.1
23-Jan-2018 14:17:00 Homer United States  0.1
23-Jan-2018 14:49:00 Ninilchik United States  0.1
23-Jan-2018 15:13:00 Coffman_Cove United States  0.1
23-Jan-2018 14:31:00 Ellamar United States  0.1
23-Jan-2018 14:31:00 Tatitlek United States  0.1
23-Jan-2018 13:11:00 Angoon United States  0.1
23-Jan-2018 11:59:00 Morzhovoi United States  0.1
23-Jan-2018 15:05:00 Sandspit Canada  0.1
23-Jan-2018 15:05:00 Skidegate Canada  0.1
23-Jan-2018 15:05:00 Alliford_Bay Canada  0.1
23-Jan-2018 15:05:00 Haida Canada  0.1
23-Jan-2018 15:05:00 Lawnhill Canada  0.1
23-Jan-2018 15:11:00 Clam_Gulch United States  0.1
23-Jan-2018 15:07:00 Haysport Canada  0.1
23-Jan-2018 15:07:00 Port_Essington Canada  0.1

See full locations list (RSS)


Initial conditions

Title: "M8.2 278km SE of Kodiak. Alaska"

Fault parameters

  • Latitude: NaN
  • Longitude: NaN
  • Length: 199 km
  • Width: 55 km
  • Magnitude: 8.2 M

Okada parameters:

  • Slip: 5.1 m
  • Strike: 180 (geogr angle: north=0, south=180)
  • Dip: 45 degree
  • Rake: 90 degree
  • Depth: 10 km

Calculation parameters

  • Calculation space (lon/lat): -168.597, 36.557, -129.597, 70
  • Instead of Step -> use Cell size:3.25 minutes

Sea Level

More information

  • Timeline:
    Tsunami calculations performed to this case, click here

For a full list of available products related to this event, please refer to the GDACS Resources page.