Overall Green Earthquake alert in United States on 14 Mar 2013 09:10 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 14 Mar 2013 09:10 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.

Updated: this report is based on episode 1.

Earthquake Magnitude:	4.6M
Depth:	3.6 Km
Lat/Lon:	38.827 , -122.797
Event Date:	14 Mar 2013 09:10 UTC 14 Mar 2013 02:10 Local
Exposed Population:	1430000 people within 100km
Source:	NEIC nc71070214
Inserted at:	15 Mar 2013 15:51 UTC

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0.5		0.5
nc71070214	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	Score	Date	Mag, Depth	MMI*	Population**	Delay (hh:mm)	Source
123279	0.5	14 Mar 2013 09:09	4.6M, 2km	N/A	1.5 million (in 100km)	00:09	NEIC
123282	0.5	14 Mar 2013 09:09	4.5M, 2km	N/A	1.5 million (in 100km)	08:07	NEIC
123292	0.5	14 Mar 2013 09:10	4.5M, 3.6km	N/A	1.4 million (in 100km)	1d 05:34	NEIC
123293	0.5	14 Mar 2013 09:10	4.6M, 3.6km	N/A	1.4 million (in 100km)	1d 06:41	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 California (population 30,971,320) . The nearest places are Caldwell Pines, Black Oaks, Glenbrook, Mercuryville, Pine Grove, Hobergs, Cobb, Adams, Whispering Pines, Loch Lomond, and Union.

Radius	Population
100 km	1000000 people
75 km	630000 people
50 km	380000 people
20 km	16000 people
10 km	2800 people
5 km	<1000 people
2 km	<1000 people

Affected Provinces

Region Province	Country	Population
California	United States	31 million people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Caldwell Pines	California	United States	Village	-	3 km
Black Oaks	California	United States	Village	-	3 km
Glenbrook	California	United States	Village	-	5 km
Mercuryville	California	United States	Village	-	5 km
Pine Grove	California	United States	Village	-	6 km
Hobergs	California	United States	Village	-	7 km
Cobb	California	United States	Village	1600 people	7 km
Adams	California	United States	Village	-	8 km
Whispering Pines	California	United States	Village	-	8 km
Loch Lomond	California	United States	Village	-	8 km
Castle Rock Springs	California	United States	Village	-	9 km
Glenview	California	United States	Village	-	10 km
Mount Hannah Lodge	California	United States	Village	-	10 km
Ettawa Springs	California	United States	Village	-	10 km
Anderson Springs	California	United States	Village	-	11 km
Seigler Springs	California	United States	Village	-	11 km
Howard Springs	California	United States	Village	-	12 km
Harbin Springs	California	United States	Village	-	13 km
Chianti	California	United States	Village	-	15 km
Geyserville	California	United States	Village	-	15 km
Highland Springs	California	United States	Village	-	16 km
Nervo	California	United States	Village	-	16 km
Asti	California	United States	Village	-	16 km
Jimtown	California	United States	Village	-	17 km
Twin Lakes	California	United States	Village	-	17 km
Kelseyville	California	United States	Village	2900 people	17 km
Middletown	California	United States	Village	1000 people	18 km
Riviera Estates	California	United States	Village	-	19 km
Lytton	California	United States	Village	-	19 km
Cloverdale	California	United States	Village	6800 people	19 km
Lower Lake	California	United States	Village	1800 people	19 km
Clearlake Highlands	California	United States	Village	-	20 km
Soda Bay	California	United States	Village	-	20 km
Clearlake	California	United States	Village	13000 people	21 km
Simi	California	United States	Village	-	21 km
Finley	California	United States	Village	-	21 km
Chiquita	California	United States	Village	-	22 km
Alderglen Springs	California	United States	Village	-	22 km
Buckingham Park	California	United States	Village	-	22 km
Camp Rose	California	United States	Village	-	23 km
Healdsburg	California	United States	Village	11000 people	23 km
Kellogg	California	United States	Village	-	23 km
Glenhaven	California	United States	Village	-	24 km
Skaggs Springs	California	United States	Village	-	24 km
Bailhache	California	United States	Village	-	24 km
Hidden Valley Lake	California	United States	Village	3800 people	25 km
Pieta	California	United States	Village	-	25 km
Clearlake Oaks	California	United States	Village	2400 people	25 km
Oasis	California	United States	Village	-	25 km
Grant	California	United States	Village	-	26 km
Pepperwood Grove	California	United States	Village	-	26 km
Lakeport	California	United States	Village	4800 people	27 km
Nacomis Indian Rancheria	California	United States	Village	-	29 km
Lucerne	California	United States	Village	2900 people	30 km
Windsor	California	United States	Village	23000 people	31 km
Woodleaf	California	United States	Village	-	31 km
Mark West Springs	California	United States	Village	-	31 km
Old Hopland	California	United States	Village	-	31 km
Duncan Springs	California	United States	Village	-	32 km
Hopland	California	United States	Village	-	32 km
Calistoga	California	United States	Village	5200 people	33 km
Aetna Springs	California	United States	Village	-	33 km
Ingram	California	United States	Village	-	33 km
Shiloh	California	United States	Village	-	33 km
Dorr Place	California	United States	Village	-	34 km
Nice	California	United States	Village	2500 people	34 km
Mark West	California	United States	Village	-	35 km
Fulton	California	United States	Village	-	36 km
Largo	California	United States	Village	-	36 km
Hacienda	California	United States	Village	-	36 km
Larkfield-Wikiup	California	United States	Village	7500 people	37 km
Rio Nido	California	United States	Village	-	37 km
Hilton	California	United States	Village	-	37 km
Woolsey	California	United States	Village	-	37 km
Trenton	California	United States	Village	-	37 km
Mirabel Heights	California	United States	Village	-	37 km
Yorkville	California	United States	Village	-	38 km
Larkmead	California	United States	Village	-	38 km
Summerhome	California	United States	Village	-	38 km
Rose Place	California	United States	Village	-	38 km
Goat Rock	California	United States	Village	-	38 km
Guerneville	California	United States	Village	2400 people	39 km
Upper Lake	California	United States	Village	<1000 people	39 km
Pope Valley	California	United States	Village	-	40 km
Forestville	California	United States	Village	2400 people	40 km
Angwin	California	United States	Village	3100 people	40 km
Knoxville	California	United States	Village	-	40 km
Hale Place	California	United States	Village	-	40 km
Howell Mountain	California	United States	Village	-	40 km
Guernewood Park	California	United States	Village	-	40 km
Cazadero	California	United States	Village	-	41 km
Wilbur Springs	California	United States	Village	-	41 km
Monroe	California	United States	Village	-	41 km
Vacation Beach	California	United States	Village	-	41 km
Bartlett Springs	California	United States	Village	-	41 km
Hough Springs	California	United States	Village	-	41 km
Northwood Heights	California	United States	Village	-	42 km
Bak	California	United States	Village	-	42 km
Sanitarium	California	United States	Village	-	42 km
Witter Springs	California	United States	Village	-	42 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
Smudgeo Nr 1		1144				0	6 km
Paul Hoberg		634				0	12 km
Cloverdale Municipal		83				0	17 km
Konocti - Clear Lake		404				0	19 km
Redbud Community Hospital		429				0	20 km
Ferndale Resort		404				0	20 km
Healdsburg Municipal		85				0	20 km
Lampson		421				0	21 km
7-m Ranch		351				0	23 km
Sutter Lakeside Hospital		427				0	33 km
Sonoma County	STS	38	Civ.	Paved	Yes	5100	35 km
Mysterious Valley		430				0	38 km
St. Helena Fire Dept.		94				0	39 km
Virgil O Parrett Field		563				0	42 km
Pope Valley		188				0	42 km
Santa Rosa Memorial Hospital		63				0	43 km
Santa Rosa Air Center		30				0	45 km
Graywood Ranch		137				0	47 km
Ukiah Municipal	UKI	188	Civ.	Paved	Yes	4400	49 km
River Meadow Farm		45				0	52 km
Antelope Valley Ranch		162				0	53 km
Lake Berryessa		134				0	54 km
Boonville		113				0	55 km
The Sea Ranch		110				0	56 km
G3 Ranch		110				0	59 km
Ocean Ridge		287				0	63 km
Mc Cabe Ranch		20				0	64 km
Petaluma Municipal		27				0	65 km
Moskowite		274				0	66 km
Lofty Redwoods		401				0	69 km
Sonoma Skypark		6				0	70 km
Gravelly Valley		579				0	71 km
Mazza		6				0	73 km
Sonoma Valley		3				0	73 km
Moller		26				0	74 km
Blake Sky Park		94				0	77 km
Davis		14				0	78 km
Gnoss Field	NOT	0	Civ.	Paved	Yes	3300	78 km
Colusa County		14				0	80 km
Napa County	APC	10	Civ.	Paved	Yes	5900	81 km
Gunnersfield Ranch		19				0	85 km
Diamond M Ranch		395				0	85 km
Ells Field Willits Municipal		626				0	86 km
Hamilton AAF		1				0	88 km
San Rafael		2				0	92 km

Ports

Name	LOCODE	Country	Distance
Bodega Bay		Wake Island	58 km

Dams

Reservoir	Dam Name	River	Year	Distance
Lake Sonoma	Warm Springs Dam	Dry Creek	1982	21 km
	Indian Valley	North Fork of Cache Creek	1975	37 km
Hennessey	Conn Creek	Conn Creek	1946	52 km
Lake Mendocino	Coyote Valley Dam	East Fork of Russian River	1959	54 km
	East Park	Little Stony Creek	1910	65 km
Lake Pillsbury	Scott	Eel River	1921	67 km
Lake Berryessa	Monticello	Putah Creek	1957	69 km
	Soulajule	Arroyo Sausal	1979	74 km
	Lake Curry	Gordon Valley Creek	1926	78 km
Nicasio	Seeger	Nicasio Creek	1961	82 km
Stony Gorge	Stony Gorge	Stony Creek	1928	88 km
Kent Lake	Peters	Lagunitas Creek	1954	92 km
	Alpine	Lagunitas Creek	1917	99 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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