Overall Green Earthquake alert in United States from 07 Jul 2017 07:58 UTC to 07:58

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 07 Jul 2017 07:58 UTC to 07:58

Hazard models

EQ parameters

Shakemap

Tsunami

Event summary

This is a preliminary assessment. The final GDACS Alert Level has been/will be published using more detailed information.

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:	71.4 Km
Lat/Lon:	60.4537 , -151.6417
Event Date:	07 Jul 2017 07:58 UTC 06 Jul 2017 23:58 Local
Exposed Population:	About 49000 people within 100km
Source:	ALASKA EC ak16277467
Inserted at:	07 Jul 2017 08:05 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	n.a		n.a
ak16277467	Scaled population (vector)	0
	C1 earthquake	1
	C2 earthquake	0
	Country Vulnerability	0
	INFORM_normalised	1

Maximum expected impact using different data sources.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1172977		n.a	07 Jul 2017 07:58	4.5M, 71.4km	N/A	50 thousand (in 100km)		00:06	ALASKA EC
1172979		0	07 Jul 2017 07:58	4.5M, 63.8km	N/A	50 thousand (in 100km)		00:10	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 Kalifornsky, Kalifonsky, Cohoe, Kasilof Village, Kenai, Salamatof, Kasilof, Nikisnka, Clam Gulch, Kustatan, and Nikolaevsk.

Radius	Population
100 km	50000 people
75 km	35000 people
50 km	14000 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
Kalifornsky	Alaska	United States	Village	5800 people	20 km
Kalifonsky	Alaska	United States	Village	<1000 people	21 km
Cohoe	Alaska	United States	Village	1200 people	21 km
Kasilof Village	Alaska	United States	Village	-	23 km
Kenai	Alaska	United States	Village	6900 people	23 km
Salamatof	Alaska	United States	Village	<1000 people	25 km
Kasilof	Alaska	United States	Village	<1000 people	26 km
Nikisnka	Alaska	United States	Village	-	29 km
Clam Gulch	Alaska	United States	Village	<1000 people	29 km
Kustatan	Alaska	United States	Village	-	30 km
Soldocna	Alaska	United States	Village	-	31 km
Ridgeway	Alaska	United States	Village	1900 people	32 km
Soldotna	Alaska	United States	Village	3800 people	32 km
Drift River	Alaska	United States	Village	-	32 km
Nikiski	Alaska	United States	Village	4300 people	33 km
Nkishka No 2	Alaska	United States	Village	-	35 km
Ninilchik	Alaska	United States	Village	<1000 people	45 km
Sterling	Alaska	United States	Village	4700 people	48 km
Funny River	Alaska	United States	Village	<1000 people	49 km
Happy Valley	Alaska	United States	Village	<1000 people	57 km
Shirleyville	Alaska	United States	Village	-	64 km
Old Tyonek	Alaska	United States	Village	-	67 km
Nikolaevsk	Alaska	United States	Village	<1000 people	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
Doyle Estates		15				0	22 km
Kasilof		38				0	24 km
Winter's Strip		34				0	24 km
Kenai Municipal	ENA	28	Civ.	Paved	Yes	7500	26 km
Gaede		35				0	26 km
Arness Lake		38				0	28 km
Drift River	DRF	9				0	32 km
Soldotna	SXQ	33	Civ.	Paved	Yes	5000	33 km
Carty's Airstrip		46				0	34 km
Mackeys Lakes		53				0	36 km
Offshore Ststems-Kenai		46				0	37 km
Dahler Homestead		91				0	39 km
Trading Bay Production		61				0	41 km
Dutch Landing Strip		91				0	44 km
Ninilchik	NIN	84				0	48 km
Rotor Air		61				0	50 km
Nikolai Creek		9				0	63 km
Anchor River Airpark		37				0	74 km
Tyonek	TYE	34				0	75 km
Glacierview Strip		488				0	80 km
Homer	HOM	24	Civ.	Paved	Yes	7400	91 km

Ports

Name	LOCODE	Country	Distance
Kenai		Wake Island	23 km
Nikiski	USNKI	Wake Island	28 km
West Foreland	USWFO	Wake Island	29 km
Drift River		Wake Island	33 km
Ninilchik		Wake Island	45 km
Tyonek	USTYE	Wake Island	73 km
Homer	USHOI	Wake Island	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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