Overall Green Earthquake alert in United States from 22 Sep 2017 19:50 UTC to 19:50

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 5.7 in United States from 22 Sep 2017 19:50 UTC to 19:50

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:	5.7M
Depth:	9.09 Km
Lat/Lon:	40.442 , -126.6669
Event Date:	22 Sep 2017 19:50 UTC 22 Sep 2017 11:50 Local
Exposed Population:	No people within 100km
Source:	NEIC us2000atbf
Inserted at:	22 Sep 2017 20:08 UTC
INFORM Coping capacity of the alert score:	1.1 (United States)

GDACS Score

For more info on GDACS alert score click here.

	Earthquake (Shakemap)		GDACS score
NEIC	0		0
us2000atbf	Scaled population (vector)	0
	C1 shakemap	0
	C2 shakemap	0
	Country Vulnerability	0
	INFORM_normalised	0

Maximum expected impact using different data sources.

ShakeMap is a product of the USGS Earthquake Hazards Program in conjunction with the regional seismic networks. ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes.

Episode Timeline

ID	Date	Mag, Depth	MMI*	Population**	Delay (hh:mm)	Source
1181564	22 Sep 2017 19:50	5.8M, 12km	N/A	No people affected (in 100km)	00:03	NTWC
1181565	22 Sep 2017 19:50	4.65M, 4.63km	N/A	N/A (in MMI>=VII)	00:04	NCAL SS
1181567	22 Sep 2017 19:50	5.56M, 4.63km	1.32	N/A (in MMI>=VII)	00:08	NCAL SS
1181568	22 Sep 2017 19:50	5.7M, 9.09km	3.3	N/A (in MMI>=VII)	00:17	NEIC
1181569	22 Sep 2017 19:50	5.7M, 15.07km	3.03	N/A (in MMI>=VII)	01:13	NEIC
1181658	22 Sep 2017 19:50	5.7M, 11.01km	2.95	N/A (in MMI>=VII)	19:31	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 ,of California (population 19,643) . The alertlevel for this event is GREEN

Intensity	Population
	no people
	no people

Shakemaps Timeline

Shake id #	episodeid	Lat/Lon	Magnitude	Depth	Max MMI	Date shake (UTC)	Delay (hh:mm)
1	1181565	0/0	N/A	N/A	N/A	22 Sep 2017 19:56	00:05	(new episode)
2	1181567	0/0	N/A	N/A	N/A	22 Sep 2017 19:59	00:08	(new episode)
3	1181567	0/0	N/A	N/A	N/A	22 Sep 2017 20:01	00:10	(upd of #2)
4	1181568	40.442/-126.667	5.7	9.09	3.3	22 Sep 2017 20:10	00:20	(new episode)
5	1181568	40.442/-126.667	5.7	9.09	3.3	22 Sep 2017 20:52	01:02	(upd of #4)
6	1181569	40.442/-126.667	5.7	9.09	3.3	22 Sep 2017 21:04	01:14	(new episode)
7	1181569	40.416/-126.828	5.7	15.07	3.03	22 Sep 2017 21:06	01:16	(upd of #6)
8	1181569	40.416/-126.828	5.7	15.07	3.03	22 Sep 2017 21:53	02:03	(upd of #7)
9	1181658	40.416/-126.828	5.7	15.07	3.03	23 Sep 2017 15:22	19:31	(new episode)
10	1181658	40.414/-126.834	5.7	11.01	2.95	23 Sep 2017 15:24	19:34	(upd of #9)

Affected Provinces

Intensity	Region Province	Country	Population
	California	United States	96000 people
	Oregon	United States	4700 people

Affected populated places. Areas of interest

Name	Region Province	Country	City class	Population	Distance
Capetown	California	United States	Village	-	196 km
Petrolia	California	United States	Village	-	203 km
Loleta	California	United States	Village	-	208 km
Fields Landing	California	United States	Village	-	210 km
Humboldt Hill	California	United States	Village	3200 people	212 km
Samoa	California	United States	Village	-	214 km
Fortuna	California	United States	Village	10000 people	215 km
Rohnerville	California	United States	Village	-	215 km
Pine Hills	California	United States	Village	3100 people	215 km
Eureka	California	United States	City	26000 people	217 km
Scotia	California	United States	Village	-	218 km
Honeydew	California	United States	Village	-	218 km
Myrtletown	California	United States	Village	4500 people	218 km
Rio Dell	California	United States	Village	3200 people	218 km
Kneeland	California	United States	Village	-	229 km
Shively	California	United States	Village	-	230 km
Weott	California	United States	Village	-	234 km
Korbel	California	United States	Village	-	234 km
Whitethorn	California	United States	Village	-	236 km
Briceland	California	United States	Village	-	238 km
Orick	California	United States	Village	-	239 km
Miranda	California	United States	Village	-	243 km
Bridgeville	California	United States	Village	-	245 km
Garberville	California	United States	Village	-	247 km
Piercy	California	United States	Village	-	250 km
Requa	California	United States	Village	-	251 km
Crescent City North	California	United States	Village	4000 people	253 km
Crescent Stadt	California	United States	Village	4000 people	253 km
Crescent City	California	United States	Village	4000 people	253 km
Rockport	California	United States	Village	-	255 km
Leggett	California	United States	Village	-	260 km
Hoopa	California	United States	Village	-	262 km
Westport	California	United States	Village	-	262 km
Fort Dick	California	United States	Village	-	264 km
Cummings	California	United States	Village	-	267 km
Brookings	Oregon	United States	Village	5400 people	268 km
Smith River	California	United States	Village	-	269 km
Fort Bragg	California	United States	Village	7000 people	269 km
Caspar	California	United States	Village	-	272 km
Carpenterville	Oregon	United States	Village	-	277 km
Little River	California	United States	Village	-	278 km
Pistol River	Oregon	United States	Village	-	280 km
Albion	California	United States	Village	-	283 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
Eureka Municipal		6				0	211 km
Rohnerville		119	Civ.	Paved	Yes	4000	215 km
Murray Field	EKA	2	Civ.	Paved	Yes	3000	220 km
Shelter Cove		21				0	225 km
Kneeland		834				0	234 km
Garberville		166				0	246 km
Jack Mcnamara Field	CEC	17	Civ.	Paved	Yes	5000	252 km
Andy Mc Beth		13				0	254 km
Fort Bragg	FOB	22				0	268 km
Brookings State	BOK	140				0	269 km
Little River		174				0	282 km
Gold Beach Municipal	GOL	5				0	288 km
Cape Blanco State		65				0	322 km

Ports

Name	LOCODE	Country	Distance
Cape Mendocino		Wake Island	193 km
Fields Landing		Wake Island	210 km
Eureka	USEKA	Wake Island	213 km
Crescent City	USCEC	Wake Island	253 km
Fort Bragg	USFOB	Wake Island	267 km
Brookings		Wake Island	271 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.
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