Overall Green Earthquake alert in United States from 19 Jul 2020 00:35 UTC to 00:35

GDACS is a cooperation framework between the United Nations, the European Commission and disaster managers worldwide to improve alerts, information exchange and coordination in the first phase after major sudden-onset disasters.

M 4.5 in United States from 19 Jul 2020 00:35 UTC to 00:35

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:	4.5M
Depth:	4.7 Km
Lat/Lon:	62.2897 , -155.872
Event Date:	19 Jul 2020 00:35 UTC 18 Jul 2020 16:35 Local
Exposed Population:	About 400 people within 100km
Source:	ALASKA EC ak02098f8bex
Inserted at:	19 Jul 2020 00:40 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
ak02098f8bex	Scaled population (vector)	2.1
	C1 earthquake	1
	C2 earthquake	0
	Country Vulnerability	0
	INFORM_normalised	0.65

Maximum expected impact using different data sources.

Episode Timeline

ID	Date	Mag, Depth	MMI*	Population**	Delay (hh:mm)	Source
1322403	19 Jul 2020 00:35	4.5M, 4.7km	N/A	Few people (in 100km)	00:04	ALASKA EC
1322405	19 Jul 2020 00:35	4.7M, 35.2km	N/A	Few people (in 100km)	00:07	ALASKA EC
1322407	19 Jul 2020 00:35	4.1M, 15.1km	N/A	Few people (in 100km)	00:12	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 Deacons Landing, Sterling Landing, and Stony River.

Radius	Population
100 km	<1000 people
75 km	<1000 people
50 km	no people
20 km	no people
10 km	no people
5 km	no 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
Deacons Landing	Alaska	United States	Village	-	21 km
Sterling Landing	Alaska	United States	Village	-	66 km
Stony River	Alaska	United States	Village	<1000 people	68 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
Granite Ridge		unknown				0	58 km
Stony River 2	SRV	70				0	67 km
Tatalina AFS	TLJ	unknown				0	68 km
Moore Creek		299				0	75 km
McGrath	MCG	103	Civ.	Paved	Yes	5400	75 km
Takotna	TCT	251				0	79 km
Yankee Creek 2		341				0	83 km
Ganes Creek	GEK	unknown				0	84 km
Sleetmute	SLQ	54	Civ.	Unpaved	No	3100	94 km
Red Devil	RDV	53				0	95 km

More information

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

Disclaimer
While we try everything to ensure accuracy, this information is purely indicative and should not be used for any decision making without alternate sources of information.
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