Overall Green Earthquake alert in Colombia on 28 Dec 2020 21:47 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 4.5 in Colombia on 28 Dec 2020 21:47 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:	4.5M
Depth:	80.87 Km
Lat/Lon:	3.4329 , -77.3068
Event Date:	28 Dec 2020 21:47 UTC 28 Dec 2020 16:47 Local
Exposed Population:	3280000 people within 100km
Source:	NEIC us6000d3tl
Inserted at:	28 Dec 2020 22:31 UTC
INFORM Coping capacity of the alert score	4 (Colombia)

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0		0
us6000d3tl	Scaled population (vector)	5.82
	C1 earthquake	1
	C2 earthquake	0
	Country Vulnerability	-0.15
	INFORM_normalised	0.87

Maximum expected impact using different data sources.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1350169		0	28 Dec 2020 21:47	4.5M, 80.87km	N/A	3.3 million (in 100km)		00:43	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 Colombia , Department of Valle del Cauca (population 3,444,846) . The nearest places are El Charco, Aserrío El Carmen, Cajambre, San Antonio, Barcos, Puerto Merizalde, Mayorquín, Calmanera, Las Juntas, San Lorenzo, and Cali.

Radius	Population
100 km	3.3 million people
75 km	430000 people
50 km	43000 people
20 km	12000 people
10 km	3800 people
5 km	<1000 people
2 km	<1000 people

Affected Provinces

Region Province	Country	Population
Valle del Cauca	Colombia	3.4 million people
Cauca	Colombia	960000 people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
El Charco	Valle del Cauca	Colombia	Village	-	3 km
Aserrío El Carmen	Valle del Cauca	Colombia	Village	-	13 km
Cajambre	Valle del Cauca	Colombia	Village	-	14 km
San Antonio	Valle del Cauca	Colombia	Village	-	19 km
Barcos	Valle del Cauca	Colombia	Village	-	20 km
Puerto Merizalde	Valle del Cauca	Colombia	Village	-	22 km
Mayorquín	Valle del Cauca	Colombia	Village	-	23 km
Calmanera	Cauca	Colombia	Village	-	27 km
Las Juntas	Valle del Cauca	Colombia	Village	-	29 km
San Lorenzo	Valle del Cauca	Colombia	Village	-	33 km
Concepción	Valle del Cauca	Colombia	Village	-	34 km
Aguaclara	Valle del Cauca	Colombia	Village	-	36 km
Callelarga	Valle del Cauca	Colombia	Village	-	37 km
San Francisco Javier	Valle del Cauca	Colombia	Village	-	41 km
Bazán	Valle del Cauca	Colombia	Village	-	47 km
San José de Anchicayá	Valle del Cauca	Colombia	Village	-	48 km
Ladrilleros	Valle del Cauca	Colombia	Village	-	48 km
La Ensenada	Cauca	Colombia	Village	-	48 km
Aguaclara	Valle del Cauca	Colombia	Village	-	49 km
El Trapiche	Cauca	Colombia	Village	-	50 km
Micay	Cauca	Colombia	Village	-	50 km
Danubio	Valle del Cauca	Colombia	Village	-	51 km
Guayabal	Cauca	Colombia	Village	-	52 km
Zacarías	Valle del Cauca	Colombia	Village	-	54 km
Buenaventura	Valle del Cauca	Colombia	City	240000 people	57 km
San Isidro	Cauca	Colombia	Village	-	57 km
La Elsa	Valle del Cauca	Colombia	Village	-	60 km
Alto Sigüí	Cauca	Colombia	Village	-	62 km
Alto Chuaré	Cauca	Colombia	Village	-	63 km
Córdoba	Valle del Cauca	Colombia	Village	-	65 km
La Providencia	Valle del Cauca	Colombia	Village	-	65 km
Queremal	Valle del Cauca	Colombia	Village	-	66 km
El Limonar	Valle del Cauca	Colombia	Village	-	68 km
Jolí	Cauca	Colombia	Village	-	68 km
López	Cauca	Colombia	Village	-	69 km
Bodega	Valle del Cauca	Colombia	Village	-	70 km
Cali	Valle del Cauca	Colombia	Major city	2.4 million people	87 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
Lopez de Micay	LMX	unknown				0	51 km
Buenaventura	BUN	15	Civ.	Paved	Yes	3900	55 km
Timbiqui	TBD	unknown				0	83 km
Marco Fidel Suarez Air Base		965				0	90 km

Ports

Name	LOCODE	Country	Distance
Buenaventura	COBUN	Colombia	57 km
Punta Charambira		Colombia	98 km

Dams

Reservoir	Dam Name	River	Year	Distance
	Salvajina	Cauca Colina Garce	1985	86 km
	Calima	Calima	1965	97 km

More information

For a full list of available products related to this event, please refer to the GDACS Resources page.

Disclaimer
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