Overall Green Earthquake alert in United States on 06 Jul 2017 06:35 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 06 Jul 2017 06:35 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:	14.55 Km
Lat/Lon:	46.8542 , -112.6676
Event Date:	06 Jul 2017 06:35 UTC 06 Jul 2017 00:35 Local
Exposed Population:	120000 people within 100km
Source:	NEIC us1000975k
Inserted at:	06 Jul 2017 07:37 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
NEIC	0		0
us1000975k	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
1172870		0	06 Jul 2017 06:35	4.9M, 14.55km	N/A	130 thousand (in 100km)		01:01	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 , State of Montana (population 831,586) . The nearest places are Finn, Mannix, Lincoln, Quigley, Helmville, McDonald, Coughlin, Wilborn, Gloster, Strom, and Corbin.

Radius	Population
100 km	130000 people
75 km	28000 people
50 km	3500 people
20 km	1300 people
10 km	<1000 people
5 km	no people
2 km	no people

Affected Provinces

Region Province	Country	Population
Montana	United States	830000 people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Finn	Montana	United States	Village	-	10 km
Mannix	Montana	United States	Village	-	11 km
Lincoln	Montana	United States	Village	1100 people	12 km
Quigley	Montana	United States	Village	-	20 km
Helmville	Montana	United States	Village	-	23 km
McDonald	Montana	United States	Village	-	23 km
Coughlin	Montana	United States	Village	-	23 km
Wilborn	Montana	United States	Village	-	24 km
Gloster	Montana	United States	Village	-	27 km
Strom	Montana	United States	Village	-	28 km
Avon	Montana	United States	Village	<1000 people	28 km
Bald Butte	Montana	United States	Village	-	28 km
Maryville	Montana	United States	Village	-	30 km
Brock Creek	Montana	United States	Village	-	31 km
Canyon Creek	Montana	United States	Village	-	31 km
Geary	Montana	United States	Village	-	33 km
Dutton	Montana	United States	Village	-	35 km
Goldcreek	Montana	United States	Village	-	35 km
Blossburg	Montana	United States	Village	-	36 km
Elliston	Montana	United States	Village	<1000 people	37 km
Skyline	Montana	United States	Village	-	37 km
Garrison	Montana	United States	Village	<1000 people	37 km
Jens	Montana	United States	Village	-	37 km
Austin	Montana	United States	Village	-	40 km
Silver City	Montana	United States	Village	-	40 km
Wall City	Montana	United States	Village	-	40 km
Ovando	Montana	United States	Village	<1000 people	41 km
Frontier Town	Montana	United States	Village	-	42 km
Sieben	Montana	United States	Village	-	42 km
Lingenpolter	Montana	United States	Village	-	42 km
Drummond	Montana	United States	Village	<1000 people	42 km
Gearing	Montana	United States	Village	-	44 km
Pioneer	Montana	United States	Village	-	44 km
New Chicago	Montana	United States	Village	-	44 km
Birdseye	Montana	United States	Village	-	45 km
Top O'Deep	Montana	United States	Village	-	45 km
Bradman	Montana	United States	Village	-	46 km
Springtown	Montana	United States	Village	-	47 km
Reynolds City	Montana	United States	Village	-	47 km
Wolf Creek	Montana	United States	Village	-	49 km
Helena Valley Northwest	Montana	United States	Village	2100 people	49 km
Tobin	Montana	United States	Village	-	49 km
Iron	Montana	United States	Village	-	50 km
Yreka	Montana	United States	Village	-	50 km
Hall	Montana	United States	Village	-	50 km
Deer Lodge	Montana	United States	Village	3400 people	51 km
Garnet	Montana	United States	Village	-	51 km
Helena Valley West Central	Montana	United States	Village	7000 people	51 km
Helena West Side	Montana	United States	Village	1700 people	51 km
Beartown	Montana	United States	Village	-	51 km
Rimini	Montana	United States	Village	-	52 km
Holter Dam	Montana	United States	Village	-	52 km
Broadwater	Montana	United States	Village	-	52 km
Bearmouth	Montana	United States	Village	-	53 km
Sherryl	Montana	United States	Village	-	53 km
Coloma	Montana	United States	Village	-	54 km
Evergreen Court	Montana	United States	Village	-	55 km
McHugh Trailer Court	Montana	United States	Village	-	56 km
Woodworth	Montana	United States	Village	-	56 km
Lower Ellis Place	Montana	United States	Village	-	56 km
Helena	Montana	United States	Major city	26000 people	56 km
Helena Valley Northeast	Montana	United States	Village	2100 people	56 km
Clearwater	Montana	United States	Village	-	56 km
Unionville	Montana	United States	Village	-	56 km
Old Weiss and French Place	Montana	United States	Village	-	57 km
Stone	Montana	United States	Village	-	57 km
Upper Ellis Place	Montana	United States	Village	-	58 km
Craig	Montana	United States	Village	-	59 km
Greenough	Montana	United States	Village	-	59 km
Barite	Montana	United States	Village	-	59 km
Copper Cliff	Montana	United States	Village	-	60 km
Leadville	Montana	United States	Village	-	60 km
Leisure Village Mobile Home Park	Montana	United States	Village	-	60 km
Maxville	Montana	United States	Village	-	61 km
Princeton	Montana	United States	Village	-	61 km
Sunset	Montana	United States	Village	-	61 km
La Chapelle Place	Montana	United States	Village	-	62 km
Bowmans Corners	Montana	United States	Village	-	62 km
Helena Valley Southeast	Montana	United States	Village	7100 people	63 km
Milford Colony	Montana	United States	Village	-	63 km
Nimrod	Montana	United States	Village	-	64 km
East Helena	Montana	United States	Village	1600 people	64 km
Race Track	Montana	United States	Village	-	65 km
Nelson	Montana	United States	Village	-	66 km
Montana City	Montana	United States	Village	2100 people	66 km
Lakeside	Montana	United States	Village	-	67 km
Mid Canon	Montana	United States	Village	-	67 km
Clancy	Montana	United States	Village	1400 people	67 km
Danielsville	Montana	United States	Village	-	67 km
Ravenna	Montana	United States	Village	-	67 km
Alhambra	Montana	United States	Village	-	68 km
Galen	Montana	United States	Village	-	69 km
Corbin	Montana	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
Keiley Ranch Strip		1585				0	8 km
Lincoln		1401				0	14 km
Wood Strip		1554				0	38 km
Silver City		1335				0	39 km
Drummond	DRU	1294				0	48 km
Ten Mile		1309				0	49 km
Fort Harrison Aaf		1234				0	50 km
Wilhelm Airstrip		1219				0	50 km
Buffalo Trail Ranch Strip		1191				0	50 km
Red Mountain		1692				0	52 km
Deer Lodge City County		1429				0	52 km
Ox Bow Ranch		1108				0	53 km
Black Canyon Ranch		1298				0	57 km
Helena Regional	HLN	1180	Civ.	Paved	Yes	9000	59 km
Klies Air Strip		1920				0	61 km
Larner Field		1436				0	63 km
Sourdough Island On Salmon Lake		1213				0	63 km
Davis		1152				0	64 km
Camas		1180				0	66 km
Seeley Lake		1291				0	69 km
Mountain Lakes Field		1295				0	70 km
Augusta		1263				0	72 km
Benchmark		1656				0	72 km
Williams Field		1241				0	75 km
Riddick Field		1589				0	76 km
Anaconda		1533				0	79 km
Boulder		1514				0	83 km

Dams

Reservoir	Dam Name	River	Year	Distance
	Nevada Creek Dam	Nevada Creek	1938	12 km
	Holter Dam	Missouri	1918	53 km
Lake Helena	Lake Helena	Prickly Pear Creek	1972	61 km
	Hauser Dam	Missouri	1911	61 km
	Nilan East Dam	Trib. Elk Creek	1951	72 km
	Opportunity Tailings Ponds	Offstream Silver Bow Creek	1962	77 km
Willow Creek	Willow Creek	Willow Creek	1910	80 km
Gibson	Gibson	Sun River	1928	84 km
Georgetown Lake	Flint Creek Dam	Flint Creek	1905	85 km
	Silver Lake East Dam	Trib. Storm Lake Creek	1918	88 km
Pishkun	Pishkun Dike 1	Trib. Deep Creek	1930	93 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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