Overall Green Earthquake alert in United States on 04 Mar 2019 17:22 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 4.6 in United States on 04 Mar 2019 17:22 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:	0.75 Km
Lat/Lon:	38.2803 , -108.911
Event Date:	04 Mar 2019 17:22 UTC 04 Mar 2019 10:22 Local
Exposed Population:	Less than 100 people in MMI VI 220000 people within 100km
Source:	NEIC us1000jadd
Inserted at:	04 Mar 2019 17:41 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
us1000jadd	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.

Episode Timeline

ID	Date	Mag, Depth	MMI*	Population**	Delay (hh:mm)	Source
1251019	04 Mar 2019 17:22	5.29M, 3.25km	7.02	less than 100 (in MMI>=VII)	00:06	U UTAH
1251020	04 Mar 2019 17:22	5.3M, 0.75km	6.2	220 thousand (in 100km)	00:12	U UTAH
1251022	04 Mar 2019 17:22	4.6M, 0.75km	5.47	N/A (in MMI>=VII)	00:18	NEIC
1251029	04 Mar 2019 17:22	4.49M, 0.76km	5.1	N/A (in MMI>=VII)	01:26	U UTAH

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 Colorado (population 3,428,480) . The nearest places are Bedrock, Paradox, Uravan, Slick Rock, East Vancorum, La Sal, Summit Point, Naturita, Nucla, Beards Corner, and Cahone.

Radius	Population
100 km	220000 people
75 km	19000 people
50 km	2400 people
20 km	<1000 people
10 km	<1000 people
5 km	<1000 people
2 km	no people

Affected Provinces

Region Province	Country	Population
Colorado	United States	3.4 million people
Utah	United States	1.8 million people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Bedrock	Colorado	United States	Village	-	5 km
Paradox	Colorado	United States	Village	-	11 km
Uravan	Colorado	United States	Village	-	17 km
Slick Rock	Colorado	United States	Village	-	26 km
East Vancorum	Colorado	United States	Village	-	28 km
La Sal	Utah	United States	Village	<1000 people	30 km
Summit Point	Utah	United States	Village	-	31 km
Naturita	Colorado	United States	Village	<1000 people	32 km
Nucla	Colorado	United States	Village	<1000 people	32 km
Beards Corner	Colorado	United States	Village	-	35 km
Mountain View	Colorado	United States	Village	-	38 km
Egnar	Colorado	United States	Village	-	40 km
Basin	Colorado	United States	Village	-	41 km
La Sal Junction	Utah	United States	Village	-	43 km
Pinon	Colorado	United States	Village	-	45 km
Redvale	Colorado	United States	Village	-	45 km
Gateway	Colorado	United States	Village	-	45 km
Ucolo	Utah	United States	Village	-	47 km
Coventry	Colorado	United States	Village	-	49 km
Northdale	Colorado	United States	Village	-	53 km
Spanish Valley	Utah	United States	Village	<1000 people	53 km
Lockerby	Utah	United States	Village	-	55 km
Norwood	Colorado	United States	Village	<1000 people	56 km
Ute	Colorado	United States	Village	-	56 km
Eastland	Utah	United States	Village	-	56 km
Dove Creek	Colorado	United States	Village	<1000 people	56 km
Castle Valley	Utah	United States	Village	<1000 people	58 km
Monticello	Utah	United States	Village	2000 people	59 km
Moab	Utah	United States	Village	4800 people	65 km
Verdure	Utah	United States	Village	-	67 km
Dewey	Utah	United States	Village	-	68 km
Cahone	Colorado	United States	Village	-	70 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
Hopkins Field		1809				0	31 km
La Sal Junction		1829				0	43 km
Egnar		2458				0	45 km
Hubbard		1423				0	45 km
Hendricks Field At West Creek Ranch		1469				0	47 km
Williams Ranch		2085				0	52 km
Sky Ranch		1524				0	52 km
San Juan County	MXC	2133				0	54 km
Basin Clinic		1646				0	56 km
Dove Creek		2126				0	57 km
Two Jays Nr 1		1372				0	61 km
Flying M & M Ranch		2438				0	61 km
Raspberry		3031				0	64 km
Arches Tours		1250				0	68 km
Tangri-La		1201				0	69 km
Needles Outpost		1509				0	74 km
Whitewater		1892				0	78 km
Pleasant View		2354				0	79 km
Placerville		2226				0	81 km
Pinyon		2128				0	82 km
Hawkins Field		1524				0	85 km
Wilson Ranch		2920				0	85 km
Ash Mesa		1732				0	86 km
Point Creek		1890				0	87 km
Blanding Ambulance		1798				0	88 km
Clifford Field		1695				0	89 km
Happy Canyon Aero Ranch		1890				0	90 km
Canyonlands Field	CNY	1388	Civ.	Paved	Yes	7100	90 km
Blanding Municipal	BDG	1788	Civ.	Paved	Yes	6000	92 km
Montrose County	MTJ	1755	Civ.	Paved	Yes	10000	92 km
Blake Field		1575				0	92 km
Tanner Field		2024				0	93 km
West Area Pwr Admin Ops Center		1775				0	93 km
Sky Island Ranch		1615				0	94 km
Mountain Bell		1396				0	95 km
Telluride Regional	TEX	2769	Civ.	Paved	Yes	6800	95 km
Mineral Canyon Strip		1189				0	98 km
Westwater		1420				0	98 km
Walker Field	GJT	1481	Civ.	Paved	Yes	10500	99 km
Doral / Telluride		2874				0	101 km

Dams

Reservoir	Dam Name	River	Year	Distance
	Gurley	Gurley Canyon	1961	64 km
	Groundhog	Groundhog Creek	1905	77 km
	Recapture Creek	Recapture Creek	1984	83 km
McPhee	McPhee	Delores	1983	83 km
	Narraguinnep	Narraguinnep Canyon	1908	92 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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