M 4.6 in United States on 17 Nov 2017 21:16 UTC

Hazard models

EQ parameters
Shakemap
Tsunami

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: 4.6M
Depth: 35.4 Km
Lat/Lon: 60.6076 , -150.635
Event Date: 17 Nov 2017 21:16 UTC
17 Nov 2017 12:16 Local
Exposed Population:
About 73000 people within 100km
Source: ALASKA EC ak17271046
Inserted at: 17 Nov 2017 21:23 UTC
INFORM Coping capacity of the alert score
2.2 (United States)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
ALASKA EC 0 0
ak17271046 Scaled population (vector) 4.66  
  C1 earthquake 1  
  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
1188074 0 17 Nov 2017 21:16 4.6M, 51.6km N/A 40 thousand (in 100km) 00:03 ALASKA EC
1188076 0 17 Nov 2017 21:16 4.6M, 42.8km N/A 70 thousand (in 100km) 00:05 ALASKA EC
1188077 0 17 Nov 2017 21:16 4.6M, 35.4km N/A 70 thousand (in 100km) 00:06 ALASKA EC
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.

Exposed population

The earthquake happened in United States , State of Alaska (population 572,432) . The nearest places are Sterling, Naptowne, Funny River, Ridgeway, Soldotna, Soldocna, Kenai, Salamatof, Nkishka No 2, Nikisnka, and Beluga.

Radius Population
100 km 38000 people
75 km 37000 people
50 km 19000 people
20 km 3100 people
10 km <1000 people
5 km <1000 people
2 km no people

Affected Provinces

Region Province Country Population
Alaska United States 570000 people

Affected populated places

Name Region Province Country City class Population Distance
Sterling Alaska United States Village 4700 people 10 km
Naptowne Alaska United States Village - 10 km
Funny River Alaska United States Village <1000 people 13 km
Ridgeway Alaska United States Village 1900 people 21 km
Soldotna Alaska United States Village 3800 people 23 km
Soldocna Alaska United States Village - 24 km
Kenai Alaska United States Village 6900 people 30 km
Salamatof Alaska United States Village <1000 people 33 km
Nkishka No 2 Alaska United States Village - 35 km
Nikisnka Alaska United States Village - 36 km
Nikiski Alaska United States Village 4300 people 37 km
Kalifornsky Alaska United States Village 5800 people 37 km
Kalifonsky Alaska United States Village <1000 people 38 km
Cohoe Alaska United States Village 1200 people 42 km
Kasilof Alaska United States Village <1000 people 42 km
Kasilof Village Alaska United States Village - 43 km
Cooper Landing Alaska United States Village <1000 people 51 km
Tyonek Alaska United States Village <1000 people 54 km
Old Tyonek Alaska United States Village - 55 km
Ladd Alaska United States Village - 57 km
Shirleyville Alaska United States Village - 57 km
Clam Gulch Alaska United States Village <1000 people 57 km
Beluga Alaska United States Village <1000 people 64 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
Rotor Air 61 0 11 km
Dutch Landing Strip 91 0 11 km
Dahler Homestead 91 0 17 km
Mackeys Lakes 53 0 18 km
Skilak Blm Helistop 84 0 22 km
Soldotna SXQ 33 Civ. Paved Yes 5000 23 km
Kenai Municipal ENA 28 Civ. Paved Yes 7500 28 km
Gaede 35 0 28 km
Arness Lake 38 0 31 km
Doyle Estates 15 0 31 km
Carty's Airstrip 46 0 32 km
South Gasline 116 0 32 km
Offshore Ststems-Kenai 46 0 34 km
West Papoose Lake Airpark 76 0 36 km
Kasilof 38 0 41 km
Winter's Strip 34 0 47 km
Tyonek TYE 34 0 55 km
Nikolai Creek 9 0 58 km
Beluga BVU 40 Priv. Unpaved Yes 5000 64 km
Fire Island 17 0 69 km
Little Susitna 21 0 88 km

Ports

Name LOCODE Country Distance
Kenai Wake Island 30 km
Nikiski USNKI Wake Island 37 km
Tyonek USTYE Wake Island 54 km

More information

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