Overall Green Earthquake alert in United States on 30 Nov 2018 19:26 UTC

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 4.9 in United States on 30 Nov 2018 19:26 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:	4.9M
Depth:	38.1 Km
Lat/Lon:	61.394 , -149.9722
Event Date:	30 Nov 2018 19:26 UTC 30 Nov 2018 10:26 Local
Exposed Population:	390000 people within 100km
Source:	ALASKA EC ak20419870
Inserted at:	30 Nov 2018 20:51 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
ALASKA EC	0		0
ak20419870	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
1239059	30 Nov 2018 19:26	4.9M, 29km	N/A	390 thousand (in 100km)	00:04	NTWC
1239068	30 Nov 2018 19:26	4.9M, 35km	3.63	N/A (in MMI>=VII)	00:20	NEIC
1239089	30 Nov 2018 19:26	4.9M, 38.1km	4.12	N/A (in MMI>=VII)	01:25	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 ,of Alaska. The alertlevel for this event is GREEN

Intensity	Population
	no people
	<1000 people

Shakemaps Timeline

Shake id #	episodeid	Lat/Lon	Magnitude	Depth	Max MMI	Date shake (UTC)	Delay (hh:mm)
1	1239068	61.37/-150.014	4.9	35	3.63	30 Nov 2018 19:48	00:22	(new episode)
2	1239089	61.37/-150.014	4.9	35	3.63	30 Nov 2018 20:52	01:25	(new episode)
3	1239089	61.394/-149.972	4.9	38.1	3.88	30 Nov 2018 20:59	01:33	(upd of #2)
4	1239089	61.394/-149.972	4.9	38.1	3.88	30 Nov 2018 21:03	01:37	(upd of #3)

Affected Provinces

Intensity	Region Province	Country	Population
	Alaska	United States	130000 people
	Alaska	United States	270000 people

Affected populated places. Areas of interest

Name	Region Province	Country	City class	Population	Distance
Bay City	Alaska	United States	Village	-	5 km
John Fitzgerald Kennedy City	Alaska	United States	Village	-	8 km
Anchorage	Alaska	United States	Major city	260000 people	22 km
Eagle River	Alaska	United States	Village	-	23 km
Spenard	Alaska	United States	Village	-	23 km
Cottonwood	Alaska	United States	Village	-	25 km
Birchwood	Alaska	United States	Village	-	26 km
Chugiak	Alaska	United States	Village	-	26 km
Pittman	Alaska	United States	Village	-	28 km
Eklutna	Alaska	United States	Village	-	33 km
Alexander	Alaska	United States	Village	-	34 km
Nunaka Valley	Alaska	United States	Village	-	24 km
Houston	Alaska	United States	Village	1200 people	28 km
Wasilla	Alaska	United States	Village	5500 people	35 km
Willow	Alaska	United States	Village	1700 people	35 km
Tanaina	Alaska	United States	Village	5000 people	39 km
Matanuska	Alaska	United States	Village	-	43 km
Gateway	Alaska	United States	Village	3000 people	44 km
Rainbow	Alaska	United States	Village	-	47 km
Palmer	Alaska	United States	Village	4500 people	51 km
Kashwitna	Alaska	United States	Village	-	52 km
Moose Creek	Alaska	United States	Village	-	59 km
Girdwood	Alaska	United States	Village	-	65 km
Caswell	Alaska	United States	Village	-	66 km
Jonesville	Alaska	United States	Village	-	66 km
Eska	Alaska	United States	Village	-	68 km
Ladd	Alaska	United States	Village	-	70 km
McDougal	Alaska	United States	Village	-	75 km
Montana	Alaska	United States	Village	-	76 km
Old Tyonek	Alaska	United States	Village	-	82 km
Portage	Alaska	United States	Village	-	82 km
Sunshine	Alaska	United States	Village	-	86 km
Skwentina	Alaska	United States	Village	-	89 km
Nkishka No 2	Alaska	United States	Village	-	105 km
Sterling	Alaska	United States	Village	4700 people	105 km
Nikiski	Alaska	United States	Village	4300 people	107 km
Nikisnka	Alaska	United States	Village	-	111 km
Kenai	Alaska	United States	Village	6900 people	117 km
Kustatan	Alaska	United States	Village	-	122 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
Goose Bay		24				0	7 km
Little Susitna		21				0	16 km
Sleepers Strip		38				0	16 km
Big Lake	BGQ	46				0	18 km
Elmendorf AFB	EDF	65	Mil.	Paved	Yes	10000	18 km
Merrill Field	MRI	42	Civ.	Paved	Yes	4000	21 km
Twin Lake		61				0	22 km
Settlers Bay Airstrip		55				0	22 km
Lincoln Village Airpark		76				0	22 km
Birchwood		29	Civ.	Paved	No	4000	25 km
Hunt Strip		61				0	27 km
Fire Island		17				0	27 km
Hilltop		114				0	29 km
Jack Fish Landing		46				0	32 km
Point Mackenzie		22				0	16 km
Bryant Ahp	FRN	115				0	22 km
Anchorage International	ANC	44	Civ.	Paved	Yes	11500	25 km
Campbell Airstrip		87				0	28 km
Satterburgs		107				0	29 km
Visnaw Lake		91				0	30 km
Gannon's Landing		116				0	32 km
Nancy Lake		66				0	32 km
Wicker	WWA	96	Civ.	Unpaved	No	3700	32 km
Flying Crown		14				0	33 km
Rabbit Creek		11				0	36 km
Honeybee Lake Aero Park		61				0	36 km
Wasilla Lake		101				0	36 km
Shirley Lake		56				0	38 km
Hardee Field		201				0	39 km
Deshka Landing		34				0	39 km
Memory Lake		128				0	39 km
Willow	WOW	67	Civ.	Unpaved	No	4400	40 km
Gattis Strip		98				0	40 km
Colberg		38				0	42 km
Boisselle's Strip		122				0	43 km
B & B Boys Ranch		91				0	44 km
Four Corners		91				0	44 km
Thomas Strip		58				0	45 km
Cardwell Strip		130				0	45 km
Laub		30				0	46 km
Sky Ranch At Pioneer Peak		37				0	48 km
Jewell		34				0	48 km
Kashwitna Lake		57				0	49 km
Wasilla Creek Airpark		84				0	52 km
Palmer Municipal	PAQ	71	Civ.	Paved	Yes	6000	52 km
Bold		274				0	53 km
Butte Municipal		20				0	53 km
Rustic Wilderness		58				0	54 km
Abi		229				0	56 km
Downwind Landing		67				0	56 km
Hope		61				0	58 km
Beluga	BVU	40	Priv.	Unpaved	Yes	5000	63 km
Girdwood	AQY	46				0	66 km
Jonesville Mine		265				0	67 km
Secluded Lake		91				0	70 km
Tyonek	TYE	34				0	72 km
Montana Creek		76				0	76 km
Parker Lake		76				0	77 km
South Gasline		116				0	78 km
Nikolai Creek		9				0	90 km
Skwentna	SKW	45	Civ.	Unpaved	No	3400	91 km
Offshore Ststems-Kenai		46				0	103 km
Talkeetna	TKA	109	Civ.	Paved	Yes	3500	104 km
Carty's Airstrip		46				0	105 km
Skilak Blm Helistop		84				0	105 km
Rotor Air		61				0	106 km
Dutch Landing Strip		91				0	107 km
Arness Lake		38				0	110 km
Mackeys Lakes		53				0	111 km
Kenai Municipal	ENA	28	Civ.	Paved	Yes	7500	115 km
Doyle Estates		15				0	121 km

Ports

Name	LOCODE	Country	Distance
Anchorage	USANC	Wake Island	21 km
Palmer		Wake Island	49 km
Tyonek	USTYE	Wake Island	73 km
Nikiski	USNKI	Wake Island	111 km
Kenai		Wake Island	117 km
West Foreland	USWFO	Wake Island	121 km

More information

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

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