Overall Green Earthquake alert in United States on 29 Mar 2014 21:32 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 29 Mar 2014 21:32 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:	8 Km
Lat/Lon:	33.9159 , -117.913
Event Date:	29 Mar 2014 21:32 UTC 29 Mar 2014 14:32 Local
Exposed Population:	16818060 people within 100km
Source:	USGS at00n37vul
Inserted at:	08 Apr 2014 06:34 UTC

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
USGS	0		0
at00n37vul	Scaled population (vector)	n.a
	C1 earthquake	n.a
	C2 earthquake	n.a
	Country Vulnerability	n.a
	INFORM_normalised	n.a

Maximum expected impact using different data sources.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1045146		0	29 Mar 2014 21:32	4.5M, 9km	N/A	16.8 million (in 100km)		00:03	NEIC
1046136		0	29 Mar 2014 21:32	4.6M, 8km	N/A	16.8 million (in 100km)		9d 09:02	USGS

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 La Habra, Fullerton, Brea, La Habra Heights, Placentia, East la Mirada, Carlton, La Jolla, Rowland Heights, Otterbein, and Moonlight Rim.

Radius	Population
100 km	17.7 million people
75 km	15.7 million people
50 km	12.2 million people
20 km	2.8 million people
10 km	670000 people
5 km	170000 people
2 km	30000 people

Affected Provinces

Region Province	Country	Population
California	United States	31 million people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
La Habra	California	United States	City	59000 people	4 km
Fullerton	California	United States	City	130000 people	4 km
Brea	California	United States	Village	35000 people	4 km
La Habra Heights	California	United States	Village	5700 people	6 km
Placentia	California	United States	Village	46000 people	7 km
East la Mirada	California	United States	Village	9500 people	7 km
Carlton	California	United States	Village	-	7 km
La Jolla	California	United States	Village	-	7 km
Rowland Heights	California	United States	Village	49000 people	7 km
Otterbein	California	United States	Village	-	8 km
La Mirada	California	United States	Village	47000 people	9 km
Anaheim	California	United States	City	330000 people	9 km
Atwood	California	United States	Village	-	9 km
Colima	California	United States	Village	-	10 km
Hacienda Heights	California	United States	City	53000 people	10 km
Buena Park	California	United States	City	78000 people	11 km
South San Jose Hills	California	United States	Village	20000 people	11 km
Olive	California	United States	Village	-	11 km
Industry	California	United States	Village	<1000 people	11 km
South Whittier	California	United States	Village	55000 people	11 km
Whittier	California	United States	City	84000 people	12 km
Peralta Hills	California	United States	Village	-	12 km
Neff	California	United States	Village	-	12 km
Micaflores	California	United States	Village	-	12 km
Walnut	California	United States	Village	30000 people	13 km
Marlboro	California	United States	Village	-	13 km
Hillgrove	California	United States	Village	-	13 km
Sleepy Hollow	California	United States	Village	-	13 km
Diamond Bar	California	United States	City	56000 people	13 km
La Puente	California	United States	Village	41000 people	13 km
La Palma	California	United States	Village	15000 people	14 km
Valinda	California	United States	Village	22000 people	14 km
Santa Fe Springs	California	United States	Village	17000 people	14 km
Yorba Linda	California	United States	City	59000 people	14 km
Hansen	California	United States	Village	-	14 km
Esperanza	California	United States	Village	-	14 km
Villa Park	California	United States	Village	6000 people	14 km
Stanton	California	United States	Village	37000 people	15 km
Orange	California	United States	City	130000 people	15 km
Cerritos	California	United States	City	51000 people	15 km
West Covina	California	United States	City	110000 people	15 km
Del Prado Mobile Park Club	California	United States	Village	-	16 km
Los Nietos	California	United States	Village	-	16 km
Norwalk	California	United States	City	100000 people	16 km
Garden Grove	California	United States	City	170000 people	16 km
West Whittier	California	United States	Village	48000 people	16 km
Avocado Heights	California	United States	Village	15000 people	16 km
Fulton Wells	California	United States	Village	-	16 km
West Puente Valley	California	United States	Village	23000 people	16 km
Cypress	California	United States	Village	46000 people	16 km
Artesia	California	United States	Village	16000 people	16 km
Chino Hills	California	United States	Village	67000 people	17 km
Bassett	California	United States	Village	-	17 km
Bartolo	California	United States	Village	-	17 km
El Modena	California	United States	Village	-	17 km
Hawaiian Gardens	California	United States	Village	15000 people	17 km
Orange Park Acres	California	United States	Village	-	18 km
Santa Ana	California	United States	City	340000 people	18 km
Pico Rivera	California	United States	City	63000 people	18 km
Spadra	California	United States	Village	-	18 km
Los Alamitos	California	United States	Village	12000 people	19 km
Baldwin Park	California	United States	City	76000 people	19 km
South El Monte	California	United States	Village	21000 people	19 km
Bolsa	California	United States	Village	-	19 km
Covina	California	United States	Village	47000 people	20 km
Boys Republic	California	United States	Village	-	20 km
Westminster	California	United States	City	88000 people	20 km
Bellflower	California	United States	City	73000 people	20 km
Cowan Heights	California	United States	Village	-	20 km
Tustin Foothills	California	United States	Village	24000 people	20 km
Barber City	California	United States	Village	-	20 km
Downey	California	United States	City	110000 people	20 km
Midway City	California	United States	Village	-	20 km
Bandini	California	United States	Village	-	20 km
Vincent	California	United States	Village	15000 people	20 km
Los Serranos	California	United States	Village	14000 people	20 km
El Monte	California	United States	City	120000 people	21 km
Lakewood	California	United States	City	79000 people	21 km
Rossmoor	California	United States	Village	10000 people	21 km
Lemon Heights	California	United States	Village	-	21 km
Montebello	California	United States	City	62000 people	21 km
Charter Oak	California	United States	Village	9000 people	21 km
Citrus	California	United States	Village	11000 people	22 km
Irwindale	California	United States	Village	1400 people	22 km
South San Gabriel	California	United States	Village	7600 people	22 km
Tustin	California	United States	City	68000 people	23 km
Pomona	California	United States	City	150000 people	23 km
Bell Gardens	California	United States	Village	44000 people	23 km
Hollydale	California	United States	Village	-	23 km
Fountain Valley	California	United States	City	55000 people	23 km
Rosemead	California	United States	City	54000 people	23 km
Seal Beach	California	United States	Village	24000 people	23 km
North El Monte	California	United States	Village	3700 people	23 km
Chino	California	United States	City	67000 people	23 km
Paramount	California	United States	Village	55000 people	23 km
Dyer	California	United States	Village	-	23 km
San Dimas	California	United States	Village	35000 people	24 km
Commerce	California	United States	Village	13000 people	24 km
Kincaid	California	United States	Village	-	24 km
Mayflower Village	California	United States	Village	10000 people	24 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
Northrop Anaheim		49				0	6 km
Brian Chuchua Jeep		59				0	7 km
Fullerton Municipal	FUL	29	Civ.	Paved	Yes	3100	8 km
Sce Mwd Diemer		232				0	9 km
R I An Anaheim Helistop G/l B/201		68				0	9 km
Anaheim Police		45				0	10 km
L A County Sheriff's Department		100				0	10 km
Haddicks		93				0	13 km
North Net Fire Training		44				0	14 km
Norwalk Sheriff Station		31				0	15 km
Sce Serrano Substation		212				0	15 km
Albalisa Dinner Playhouse Inc		10				0	17 km
Shepherd Field		66				0	17 km
First Interstate Bank Bldg		75				0	18 km
Pomona Police Dept		305				0	19 km
Los Alamitos AAF		11	Mil.	Paved	Yes	8000	19 km
Downey	JDY	unknown				0	20 km
L A Co Sheriff Lakewood		18				0	22 km
Mc Donnell Douglas Space Systems		20				0	22 km
El Monte	EMT	90	Civ.	Paved	Yes	3900	22 km
Wells Fargo-el Monte		80				0	23 km
Brackett Field	POC	308	Civ.	Paved	Yes	4800	23 km
Rockwell Intl Seal Beach		6				0	24 km
Commerce Business Park		41				0	24 km
Foothill Presbyterian Hospital		223				0	24 km
Long Beach Municipal	LGB	17	Civ.	Paved	Yes	10000	25 km
L. A. Times Costa Mesa		11				0	25 km
Va Medical Center		23				0	25 km
Baldwin Base		15				0	26 km
H.B.P.D		17				0	26 km
Los Angeles County Sheriff's Department		91				0	26 km
Chino	CNO	198	Civ.	Paved	Yes	7000	26 km
St Francis Medical Center Helistop		47				0	27 km
Methodist Hospital		134				0	27 km
John Wayne International	SNA	16	Civ.	Paved	Yes	5700	27 km
Memorial Medical Center Long Beach		26				0	28 km
Costa Mesa Police Department		18				0	28 km
Sce Energy Control Center		145				0	28 km
Platform Emmy		27				0	29 km
Corona Municipal		162	Civ.	Paved	Yes	3200	29 km
Sfi-Vernon		70				0	29 km
Cable	CCB	437	Civ.	Paved	Yes	3800	30 km
Drew Medical Center		55				0	30 km
Compton	CPM	30	Civ.	Paved	No	3600	31 km
Usc University Hospital		145				0	31 km
El Toro Mcas		117	Mil.	Paved	No	10000	32 km
Queensway Bay		4				0	32 km
Newport Beach Police		48				0	32 km
Corona Regional Medical Center		212				0	32 km
Hoag Memorial Hospital		29				0	32 km
Ontario International	ONT	287	Civ.	Paved	Yes	12200	33 km
Huntington Memorial Hospital		260				0	33 km
Pacific Electric Building		137				0	34 km
The Randy Champ-Gary Howe Memorial		56				0	34 km
Goodyear Blimp Base		6				0	34 km
St Vincent Professional Office Building		141				0	37 km
Toyota Helistop		18				0	38 km
Catalina Air-sea Terminal		2				0	38 km
Saddleback Memorial Medical Center		107				0	39 km
Hawthorne Municipal	HHR	19	Civ.	Paved	Yes	4900	39 km
Glendale Adventist Medical Center (GAMC)		219				0	39 km
Camp 2		341				0	39 km
ABC-TV		129				0	40 km
Torrance Municipal	TOA	31	Civ.	Paved	Yes	5000	41 km
San Pedro Peninsula Hospital		83				0	42 km
Mission Viejo Company Helistop		124				0	42 km
Wilshire Area		46				0	42 km
Verdugo Hills Hospital		427				0	43 km
Riverside Municipal	RAL	249	Civ.	Paved	Yes	5400	43 km
Trw Manhattan Beach		29				0	44 km
Dreamworks Helistop Glendale		156				0	44 km
Sce Palm Springs District		91				0	44 km
South Bay Hospital		49				0	44 km
Lyon		274				0	45 km
Mission Hospital Helistop		140				0	46 km
Los Angeles International	LAX	38	Civ.	Paved	Yes	12000	46 km
Lake Mathews		422				0	46 km
Playa Vista 2		4				0	46 km
Beverly Center		85				0	46 km
NBC-TV		154				0	47 km
Chevron Refinery		9				0	47 km
Flabob	RIR	233	Civ.	Paved	No	3200	47 km
Northrop Palos Verdes		329				0	47 km
Kaiser Hospital		370				0	48 km
Fontana Police		401				0	49 km
American Display		280				0	49 km
Riverside Metro Center		290				0	50 km
The Ritz-Carlton Hotel Company		45				0	50 km
Santa Monica Municipal	SMO	53	Civ.	Paved	Yes	4900	51 km
Engine Co Nr 108		344				0	51 km
Occidental Petroleum		155				0	52 km
Burbank Glendale Pasadena	BUR	236	Civ.	Paved	Yes	6800	52 km
Rialto Municipal Miro Field		438				0	53 km
Camp 15		463				0	54 km
Mc Conville Airstrip		792				0	54 km
Johnson		276				0	54 km
Arrowhead Regional Medical Center		328				0	55 km
Sce Eastern Division		367				0	56 km
Van Nuys County Court		259				0	58 km
Engine Co Nr 109		419				0	58 km

Ports

Name	LOCODE	Country	Distance
Long Beach		Wake Island	30 km
Hunting	USHNT	Wake Island	31 km
Huntington Beach	USHNT	Wake Island	31 km
Newport Beach	USJNP	Wake Island	32 km
Wilmington	USWTN	Wake Island	34 km
Los Angeles		Wake Island	39 km
El Segundo	USELS	Wake Island	46 km
Avalon		Wake Island	73 km
Isthmus Cove		Wake Island	75 km
Santa Catalina Island		Wake Island	78 km
Oceanside	USXJX	Wake Island	93 km

Dams

Reservoir	Dam Name	River	Year	Distance
	Puddingstone	Walnut Creek	1928	22 km
Irvine Lake	Santiago Creek	Santiago Creek	1933	23 km
	Morris	San Gabriel River	1935	29 km
	San Gabriel 1	San Gabriel River	1938	33 km
	Mathews	Trib. Cajalco Creek	1938	44 km
	Stone Canyon	Stone Canyon Creek	1924	54 km
	Encino	Encino Creek	1924	61 km
	Railroad Canyon	San Jacinto River	1928	65 km
Lower Van Norman Lake	Lower San Fernando	San Fernando Creek	1918	68 km
	Perris	Bernasconi Pass	1973	68 km
	Lake Arrowhead	Little Bear Creek	1922	79 km
	Diamond Valley Lake	Domenigoni Valley Creek	2000	83 km
Bouquet Reservoir	Bouquet Canyon	Bouquet Creek	1934	85 km
	Robert A. Skinner	Tucalota Creek	1973	86 km
	Westlake Reservoir	Tree Springs Creek	1972	88 km
Bard Lake	Wood Ranch	Trib. Arroyo Simi	1965	92 km
	Castaic	Castaic Creek	1973	93 km
Big Bear Lake	Bear Valley	Bear Creek	1911	94 km
	Elderberry	Castaic Creek	1974	98 km
Lake Piru	Santa Felicia	Piru Creek	1955	98 km
	Vail	Temecula Creek	1949	99 km

Nuclear plants

Name	Country	Reactors	Distance
SAN ONOFRE	UNITED STATES	3	69 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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