Overall Green Earthquake alert in United States from 18 Jul 2018 19:06 UTC to 19:06

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:	5.7M
Depth:	13.02 Km
Lat/Lon:	54.4467 , -160.8017
Event Date:	18 Jul 2018 19:06 UTC 18 Jul 2018 08:06 Local
Exposed Population:	Few people within 100km
Source:	NEIC us2000g83v
Inserted at:	18 Jul 2018 19:20 UTC
INFORM Coping capacity of the alert score:	2.2 (United States)

GDACS Score

For more info on GDACS alert score click here.

	Earthquake (Shakemap)		GDACS score
NEIC	0		0
us2000g83v	Scaled population (vector)	0
	C1 shakemap	-0.59
	C2 shakemap	0.53
	Country Vulnerability	0
	INFORM_normalised	0.65

Maximum expected impact using different data sources.

ShakeMap is a product of the USGS Earthquake Hazards Program in conjunction with the regional seismic networks. ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes.

Episode Timeline

ID	Date	Mag, Depth	MMI*	Population**	Delay (hh:mm)	Source
1220131	18 Jul 2018 19:06	5.5M, 10km	N/A	Few people (in 100km)	00:05	NTWC
1220135	18 Jul 2018 19:06	5.7M, 13.02km	3.54	N/A (in MMI>=VII)	00:14	NEIC
1220141	18 Jul 2018 19:06	5.6M, 28.04km	3.77	N/A (in MMI>=VII)	01:03	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.

Exposed population

The earthquake happened in United States ,of Alaska (population 554) . The alertlevel for this event is GREEN

Intensity	Population
	no people
	no people

Shakemaps Timeline

Shake id #	episodeid	Lat/Lon	Magnitude	Depth	Max MMI	Date shake (UTC)	Delay (hh:mm)
1	1220135	54.447/-160.802	5.7	13.02	3.54	18 Jul 2018 19:24	00:18	(new episode)
2	1220141	54.447/-160.802	5.7	13.02	3.54	18 Jul 2018 20:09	01:03	(new episode)
3	1220141	54.401/-160.716	5.6	28.04	3.77	18 Jul 2018 20:14	01:08	(upd of #2)
4	1220141	54.401/-160.716	5.6	28.04	3.77	18 Jul 2018 21:11	02:05	(upd of #3)

Affected Provinces

Intensity	Region Province	Country	Population
	Alaska	United States	<1000 people

Affected populated places. Areas of interest

Name	Region Province	Country	City class	Population	Distance
Unga	Alaska	United States	Village	-	84 km
Squaw Harbor	Alaska	United States	Village	-	91 km
Village	Alaska	United States	Village	-	114 km
Pauloff Harbor	Alaska	United States	Village	-	124 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
Squaw Harbor		unknown				0	89 km
Sand Point	SDP	6	Civ.	Paved	Yes	4000	98 km
Pauloff Harbor	KPH	unknown				0	123 km

Ports

Name	Country	Distance
Unga	Wake Island	84 km
Baralof Bay	Wake Island	89 km
Sand Point	Wake Island	100 km
Belkofski	Wake Island	106 km

More information

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