Overall Green Earthquake alert in United States from 12 Jul 2019 13:11 UTC to 13:11

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 4.7 in United States from 12 Jul 2019 13:11 UTC to 13:11

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:	4.7M
Depth:	3.6 Km
Lat/Lon:	35.5573349 , -117.5688324
Event Date:	12 Jul 2019 13:11 UTC 12 Jul 2019 06:11 Local
Exposed Population:	About 12000 people in MMI 140000 people within 100km
Source:	CALTECH ci38548295
Inserted at:	12 Jul 2019 13:16 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
CALTECH	0		0
ci38548295	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
1265335	12 Jul 2019 13:11	4.7M, 3.6km	5.81	N/A (in MMI>=VII)	00:04	CALTECH
1265337	12 Jul 2019 13:11	4.84M, 3.6km	5.81	150 thousand (in 100km)	00:06	CALTECH
1265338	12 Jul 2019 13:11	4.9M, 9.67km	6.36	N/A (in MMI>=VII)	1d 00:03	CALTECH

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 California (population 30,971,320) . The nearest places are Searles, Spangler, Ridgecrest, China Lake, Skytop, Johannesburg, Goler Heights, Red Mountain, Westend, Inyokern, and Bella Vista.

Radius	Population
100 km	150000 people
75 km	52000 people
50 km	34000 people
20 km	30000 people
10 km	3000 people
5 km	no people
2 km	no people

Affected Provinces

Region Province	Country	Population
California	United States	31 million people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Searles	California	United States	Village	-	10 km
Spangler	California	United States	Village	-	11 km
Ridgecrest	California	United States	Village	25000 people	12 km
China Lake	California	United States	Village	-	13 km
Skytop	California	United States	Village	-	17 km
Johannesburg	California	United States	Village	<1000 people	21 km
Goler Heights	California	United States	Village	-	22 km
Red Mountain	California	United States	Village	-	22 km
Westend	California	United States	Village	-	23 km
Inyokern	California	United States	Village	<1000 people	24 km
Borosolvay	California	United States	Village	-	25 km
Randsburg	California	United States	Village	<1000 people	26 km
Argus	California	United States	Village	-	26 km
Garlock	California	United States	Village	-	26 km
Atolia	California	United States	Village	-	27 km
Searles Valley	California	United States	Village	1900 people	28 km
Trona	California	United States	Village	-	29 km
Indian Wells	California	United States	Village	4700 people	30 km
Pioneer Point	California	United States	Village	-	31 km
Bradys	California	United States	Village	-	31 km
Armistead	California	United States	Village	-	32 km
Harts Place	California	United States	Village	-	35 km
Saltdale	California	United States	Village	-	36 km
Valley Wells	California	United States	Village	-	37 km
Pearsonville	California	United States	Village	<1000 people	39 km
Fremont	California	United States	Village	-	41 km
Linnie	California	United States	Village	-	41 km
Gypsite	California	United States	Village	-	41 km
Copper City	California	United States	Village	-	42 km
Ricardo	California	United States	Village	-	43 km
Cantil	California	United States	Village	-	46 km
California City	California	United States	Village	8400 people	46 km
Rancho Seco	California	United States	Village	-	49 km
Little Lake	California	United States	Village	-	52 km
Cinco	California	United States	Village	-	53 km
Canebrake	California	United States	Village	-	55 km
Millspaugh	California	United States	Village	-	55 km
Aerial Acres	California	United States	Village	-	56 km
Junction Ranch	California	United States	Village	-	58 km
Baker	California	United States	Village	-	58 km
Sageland	California	United States	Village	-	59 km
Onyx	California	United States	Village	<1000 people	61 km
Boron	California	United States	Village	2000 people	62 km
Ballarat	California	United States	Village	-	62 km
Desert Lake	California	United States	Village	-	63 km
Kramer Junction	California	United States	Village	-	63 km
Mars	California	United States	Village	-	63 km
Coso Junction	California	United States	Village	-	64 km
Sykes	California	United States	Village	-	64 km
Lockhart	California	United States	Village	-	64 km
Silt	California	United States	Village	-	64 km
North Edwards	California	United States	Village	1200 people	64 km
Jimgrey	California	United States	Village	-	66 km
Mojave Base	California	United States	Village	-	66 km
Goldstone	California	United States	Village	-	66 km
Rich	California	United States	Village	-	66 km
Weldon	California	United States	Village	2400 people	67 km
Apollo	California	United States	Village	-	67 km
Dunmovin	California	United States	Village	-	69 km
Coso	California	United States	Village	-	69 km
Bella Vista	California	United States	Village	-	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
Ridgecrest Community Hospital		698				0	13 km
China Lake Nwc		696	Mil.	Paved	Yes	9900	18 km
Inyokern	IYK	749	Civ.	Paved	No	7100	26 km
Trona	TRH	523				0	36 km
Borax		732				0	60 km
California City Municipal		743				0	60 km
Boron Airstrip		762				0	62 km
Kelso Valley		1241				0	63 km
Goldstone Gts		926				0	66 km
Sacatar Meadows		1959				0	67 km
Edwards Af Aux North Base		693				0	68 km
Porter Ranch		2073				0	70 km
Mojave	MHV	849	Civ.	Paved	Yes	9600	77 km
Edwards AFB	EDW	702	Mil.	Paved	Yes	14900	78 km
Kern Valley		797				0	80 km
Flying S Ranch		1062				0	86 km
Depue		705				0	87 km
Pontious		796				0	87 km
Sun Hill Ranch		910				0	89 km
Barstow Community Hospital		687				0	89 km
Bicycle Lake Aaf	BYS	716				0	91 km
Tehachapi Municipal	TSP	1220	Civ.	Paved	No	4000	92 km
Mountain Valley		1286				0	93 km
Palisades Ranch		765				0	96 km
Rosamond Skypark		736				0	96 km
Lloyd's Landing		820				0	98 km

Dams

Reservoir	Dam Name	River	Year	Distance
	Haiwee	Rose Valley	1913	73 km
Isabella Lake	Isabella Dam	Kern River	1953	83 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.
The JRC is not responsible for any damage or loss resulting from the use of the information presented on this website.
The designations employed and the presentation of material on the map do not imply the expression of any opinion whatsoever on the part of the European Union concerning the legal status of any country, territory or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.