M 6.7 in United States on 30 Nov 2018 17:29 UTC

Event summary

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

Earthquake Magnitude: 6.7M
Depth: 43.9 Km
Lat/Lon: 61.3178 , -149.9441
Event Date: 30 Nov 2018 17:29 UTC
Exposed Population: 390000 people within 100km
Source: ALASKA EC ak20419010
Inserted at: 30 Nov 2018 17:33 UTC
INFORM Coping capacity of the alert score: 2.2 (United States)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake Tsunami GDACS score
ALASKA EC 0.9 0 0.9
ak20419010 Scaled population (vector) 6.39 Max wave alert 0m  
  C1 earthquake 1 Max wave realtime 0m  
  C2 earthquake 0      
  Country Vulnerability 0      
  INFORM_normalised 0.65      
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1239013 0.9 30 Nov 2018 17:29 6.7M, 43.9km N/A 390 thousand 0m (at 00:00) 00:04 ALASKA EC
1239017 0.9 30 Nov 2018 17:29 6.6M, 42.8km N/A 390 thousand 0m (at 00:00) 00:10 ALASKA EC
1239019 1 30 Nov 2018 17:29 6.6M, 35.5km 7.05 390 thousand 0m (at 00:00) 00:11 ALASKA EC
1239027 1 30 Nov 2018 17:29 6.7M, 31.1km 7.05 390 thousand 0m (at 00:00) 00:14 ALASKA EC
1239028 0.8 30 Nov 2018 17:29 6.6M, 39.1km 7.59 390 thousand 0m (at 00:00) 00:15 ALASKA EC
1239035 0.9 30 Nov 2018 17:29 7M, 40.9km 7.59 390 thousand 0m (at 02:06) 00:27 NEIC
The episode that generated the alert; the next major evaluations beyond 12 hours will not trigger additional alerts.
* 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.

Exposed population

The earthquake happened in United States , State of Alaska (population 572,432) . The nearest places are Tuomi, Bay City, Wilson Village, Anchorage, Artesian Village, Spenard, John Fitzgerald Kennedy City, Green Acres, Nunaka Valley, Homesite Park, and Silvertip.

Radius Population
100 km 390000 people
75 km 380000 people
50 km 350000 people
20 km 230000 people
10 km 16000 people
5 km <1000 people
2 km <1000 people

Affected Provinces

Region Province Country Population
Alaska United States 570000 people

Affected populated places

Name Region Province Country City class Population Distance
Tuomi Alaska United States Village6 - 7 km
Bay City Alaska United States Village5 - 8 km
Wilson Village Alaska United States Village6 - 10 km
Anchorage Alaska United States Major city 260000 people 11 km
Artesian Village Alaska United States Village6 - 12 km
Spenard Alaska United States Village4 - 13 km
John Fitzgerald Kennedy City Alaska United States Village4 - 13 km
Green Acres Alaska United States Village6 - 14 km
Nunaka Valley Alaska United States Village4 - 14 km
Homesite Park Alaska United States Village6 - 14 km
Campbell Alaska United States Village6 - 15 km
Fort Richardson Alaska United States Village6 - 15 km
Eagle River Alaska United States Village5 - 21 km
Knik Alaska United States Village6 <1000 people 21 km
Knik Heights Alaska United States Village6 - 23 km
Big Lake Alaska United States Village6 2600 people 25 km
Potter Hill Alaska United States Village6 - 25 km
Birchwood Alaska United States Village5 - 27 km
Chugiak Alaska United States Village4 - 27 km
Peters Creek Alaska United States Village6 - 30 km
Cottonwood Alaska United States Village4 - 31 km
Eklutna Alaska United States Village5 - 36 km
Pittman Alaska United States Village5 - 36 km
Rainbow Alaska United States Village5 - 37 km
Alexander Alaska United States Village5 - 38 km
Houston Alaska United States Village5 1200 people 38 km
Susitna Alaska United States Village6 <1000 people 40 km
Meadow Lakes Alaska United States Village6 4800 people 41 km
Wasilla Alaska United States Village5 5400 people 41 km
Willow Alaska United States Village5 1600 people 45 km
Hope Alaska United States Village6 <1000 people 46 km
Tanaina Alaska United States Village5 4900 people 46 km
Matanuska Alaska United States Village5 - 47 km
Gateway Alaska United States Village5 2900 people 49 km
Sunrise Alaska United States Village6 <1000 people 54 km
Butte Alaska United States Village6 2500 people 55 km
Palmer Alaska United States Village5 4500 people 56 km
Girdwood Alaska United States Village5 - 57 km
Alyeska Alaska United States Village6 - 59 km
Beluga Alaska United States Village6 <1000 people 59 km
Lucky Shot Landing Alaska United States Village6 - 60 km
Kashwitna Alaska United States Village5 - 62 km
Moose Creek Alaska United States Village4 - 64 km
Lazy Mountain Alaska United States Village6 1100 people 65 km
Ladd Alaska United States Village5 - 67 km
Silvertip Alaska United States Village4 - 69 km

see full list

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Airports

Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Sleepers Strip 38 0 5 km
Point Mackenzie 22 0 7 km
Elmendorf AFB EDF 65 Mil. Paved Yes 10000 10 km
Merrill Field MRI 42 Civ. Paved Yes 4000 11 km
Goose Bay 24 0 12 km
Anchorage International ANC 44 Civ. Paved Yes 11500 14 km
Bryant Ahp FRN 115 0 16 km
Campbell Airstrip 87 0 18 km
Little Susitna 21 0 19 km
Fire Island 17 0 19 km
Flying Crown 14 0 22 km
Rabbit Creek 11 0 25 km
Big Lake BGQ 46 0 27 km
Birchwood 29 Civ. Paved No 4000 28 km
Settlers Bay Airstrip 55 0 28 km
Hilltop 114 0 30 km
Lincoln Village Airpark 76 0 31 km
Twin Lake 61 0 31 km
Hardee Field 201 0 34 km
Hunt Strip 61 0 36 km
Jack Fish Landing 46 0 37 km
Wicker WWA 96 Civ. Unpaved No 3700 39 km
Visnaw Lake 91 0 39 km
Satterburgs 107 0 39 km
Gannon's Landing 116 0 41 km
Wasilla Lake 101 0 43 km
Nancy Lake 66 0 43 km
Memory Lake 128 0 46 km
Colberg 38 0 46 km
Gattis Strip 98 0 46 km
Honeybee Lake Aero Park 61 0 46 km
Four Corners 91 0 47 km
Hope 61 0 47 km
Shirley Lake 56 0 49 km
B & B Boys Ranch 91 0 49 km
Deshka Landing 34 0 49 km
Boisselle's Strip 122 0 50 km
Willow WOW 67 Civ. Unpaved No 4400 51 km
Cardwell Strip 130 0 51 km
Sky Ranch At Pioneer Peak 37 0 52 km
Bold 274 0 52 km
Thomas Strip 58 0 55 km
Laub 30 0 56 km
Butte Municipal 20 0 56 km
Palmer Municipal PAQ 71 Civ. Paved Yes 6000 56 km
Jewell 34 0 57 km
Wasilla Creek Airpark 84 0 58 km
Girdwood AQY 46 0 58 km
Downwind Landing 67 0 60 km
Kashwitna Lake 57 0 60 km
Beluga BVU 40 Priv. Unpaved Yes 5000 60 km
Abi 229 0 61 km
Rustic Wilderness 58 0 65 km
South Gasline 116 0 68 km
Tyonek TYE 34 0 69 km
Jonesville Mine 265 0 73 km
Summit Lake 396 0 77 km
Secluded Lake 91 0 81 km
West Papoose Lake Airpark 76 0 86 km
Montana Creek 76 0 86 km
Nikolai Creek 9 0 87 km
Parker Lake 76 0 87 km
Whittier 9 0 88 km
Quartz Creek JLA 137 0 92 km
Graham 308 0 95 km
Skilak Blm Helistop 84 0 95 km
Offshore Ststems-Kenai 46 0 96 km
Rotor Air 61 0 97 km
Dutch Landing Strip 91 0 98 km
Carty's Airstrip 46 0 99 km
Skwentna SKW 45 Civ. Unpaved No 3400 99 km

Ports

Name LOCODE Country Distance
Anchorage USANC Wake Island 10 km
Palmer Wake Island 52 km
Tyonek USTYE Wake Island 69 km
Whittier USWQF Wake Island 91 km

More information

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