Overall Green Earthquake alert in Gabon on 04 Dec 2022 09:53 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 5.5 in Gabon on 04 Dec 2022 09:53 UTC

Hazard models

Rapid Impact

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:	5.5M
Depth:	3.623 Km
Lat/Lon:	-1.0366 , 10.2177
Event Date:	04 Dec 2022 09:53 UTC 04 Dec 2022 10:53 Local
Exposed Population:	Few people affected (in MMI>=VII)
Source:	NEIC us6000j6u0
Inserted at:	04 Dec 2022 10:40 UTC
INFORM Coping capacity of the alert score	6 (Gabon)

GDACS Score

For more info on GDACS alert score click here.

	Earthquake (Shakemap)		GDACS score
NEIC	0.2		0.2
us6000j6u0	Scaled population (raster)	1.59
	C1 shakemap	-0.59
	C2 shakemap	0.53
	Country Vulnerability	0
	INFORM_normalised	1.11

Maximum expected impact using different data sources.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1476845		0	04 Dec 2022 09:53	5.5M, 10km	7.06	N/A (in MMI>=VII)		00:17	NEIC
1476848		0.2	04 Dec 2022 09:53	5.5M, 3.623km	7.06	514 (in MMI>=VII)		00:47	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 Gabon , Province of Moyen-Ogooue (population 506) . The nearest places are Alomba, Bimbiolé, Azériba, Mimbalimbé, Ndjambalika, Mempolo, Akountam, Mbigou, Emvouhna, Dakar, and Bembélié.

Radius	Population
100 km	70000 people
75 km	57000 people
50 km	52000 people
20 km	<1000 people
10 km	<1000 people
5 km	<1000 people
2 km	no people

Affected Provinces

Region Province	Country	Population
Moyen-Ogooue	Gabon	<1000 people
Ngounie	Gabon	no people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Alomba	Moyen-Ogooue	Gabon	Village	-	4 km
Bimbiolé	Moyen-Ogooue	Gabon	Village	-	5 km
Azériba	Moyen-Ogooue	Gabon	Village	-	9 km
Mimbalimbé	Moyen-Ogooue	Gabon	Village	-	19 km
Ndjambalika	Moyen-Ogooue	Gabon	Village	-	22 km
Mempolo	Moyen-Ogooue	Gabon	Village	-	24 km
Akountam	Moyen-Ogooue	Gabon	Village	-	24 km
Mbigou	Moyen-Ogooue	Gabon	Village	-	25 km
Emvouhna	Moyen-Ogooue	Gabon	Village	-	27 km
Dakar	Moyen-Ogooue	Gabon	Village	-	27 km
Bigouenya	Moyen-Ogooue	Gabon	Village	-	27 km
Ngolé	Moyen-Ogooue	Gabon	Village	-	28 km
Tchad	Moyen-Ogooue	Gabon	Village	-	28 km
Kenibeï	Ngounie	Gabon	Village	-	32 km
Batanga	Moyen-Ogooue	Gabon	Village	-	33 km
Boualé	Moyen-Ogooue	Gabon	Village	-	34 km
Mamboukou	Ngounie	Gabon	Village	-	35 km
Mayengue	Moyen-Ogooue	Gabon	Village	-	35 km
Lambaréné	Moyen-Ogooue	Gabon	Village	19000 people	37 km
Ekorédor I	Moyen-Ogooue	Gabon	Village	-	38 km
Elombé	Moyen-Ogooue	Gabon	Village	-	38 km
Paris	Moyen-Ogooue	Gabon	Village	-	42 km
Boukou	Ngounie	Gabon	Village	-	42 km
Komadéké	Ngounie	Gabon	Village	-	42 km
Clainbanégo	Moyen-Ogooue	Gabon	Village	-	43 km
Otanda	Moyen-Ogooue	Gabon	Village	-	43 km
Rechenman	Moyen-Ogooue	Gabon	Village	-	44 km
Dibouatinafala	Ogooue-Maritime	Gabon	Village	-	44 km
Fougamou	Ngounie	Gabon	Village	5600 people	45 km
Mimbanda	Ngounie	Gabon	Village	-	45 km
Mittoné	Moyen-Ogooue	Gabon	Village	-	46 km
Moundounga	Ngounie	Gabon	Village	-	47 km
Fouramouanga	Ngounie	Gabon	Village	-	47 km
Adolé	Moyen-Ogooue	Gabon	Village	-	48 km
Moutéti	Ngounie	Gabon	Village	-	48 km
Sindara	Ngounie	Gabon	Village	-	49 km
Assibouka	Ogooue-Maritime	Gabon	Village	-	49 km
Boali	Ngounie	Gabon	Village	-	49 km
Madangou	Ngounie	Gabon	Village	-	50 km
Abor-Tikamé	Moyen-Ogooue	Gabon	Village	-	50 km
Ndoumantana	Moyen-Ogooue	Gabon	Village	-	51 km
Iguendjo	Moyen-Ogooue	Gabon	Village	-	51 km
Mandilou	Ngounie	Gabon	Village	-	52 km
Moulamba	Ngounie	Gabon	Village	-	54 km
Andagh	Moyen-Ogooue	Gabon	Village	-	55 km
Bimogon	Ngounie	Gabon	Village	-	55 km
Agouma	Ngounie	Gabon	Village	-	55 km
Kroussou	Ngounie	Gabon	Village	-	55 km
Achouka	Moyen-Ogooue	Gabon	Village	-	55 km
Veyrié	Ogooue-Maritime	Gabon	Village	-	55 km
Bissobilam	Moyen-Ogooue	Gabon	Village	-	56 km
Along	Moyen-Ogooue	Gabon	Village	-	56 km
Diabéta	Ogooue-Maritime	Gabon	Village	-	57 km
Adanhé	Moyen-Ogooue	Gabon	Village	-	58 km
Petit Mandilou	Ngounie	Gabon	Village	-	58 km
Moutambi	Ngounie	Gabon	Village	-	58 km
Longoué	Moyen-Ogooue	Gabon	Village	-	58 km
Foulameyong	Moyen-Ogooue	Gabon	Village	-	59 km
Akobié	Moyen-Ogooue	Gabon	Village	-	59 km
Dissango	Ngounie	Gabon	Village	-	61 km
Bindéli	Ngounie	Gabon	Village	-	61 km
Toubaghengui	Ngounie	Gabon	Village	-	61 km
Ivanga	Ogooue-Maritime	Gabon	Village	-	61 km
Yombi	Ngounie	Gabon	Village	-	61 km
Dignïétoumba	Ngounie	Gabon	Village	-	61 km
Mavou	Ngounie	Gabon	Village	-	62 km
Diguela	Ngounie	Gabon	Village	-	62 km
Nzamata	Moyen-Ogooue	Gabon	Village	-	62 km
Bordou	Ngounie	Gabon	Village	-	63 km
Akoré	Moyen-Ogooue	Gabon	Village	-	63 km
Nzamené	Ogooue-Maritime	Gabon	Village	-	64 km
Amengamona	Ogooue-Maritime	Gabon	Village	-	65 km
Etouk	Moyen-Ogooue	Gabon	Village	-	66 km
Ogoumalanga	Moyen-Ogooue	Gabon	Village	-	66 km
Guisse	Ngounie	Gabon	Village	-	66 km
Kiagui	Ngounie	Gabon	Village	-	66 km
Diékoké	Ngounie	Gabon	Village	-	67 km
Oyingo	Moyen-Ogooue	Gabon	Village	-	67 km
Nzamata	Moyen-Ogooue	Gabon	Village	-	67 km
Mandji-Kili	Ngounie	Gabon	Village	-	67 km
Petite Silang	Moyen-Ogooue	Gabon	Village	-	68 km
Obaye	Ngounie	Gabon	Village	-	68 km
Aloun	Moyen-Ogooue	Gabon	Village	-	69 km
Issac	Moyen-Ogooue	Gabon	Village	-	69 km
Latanda	Ngounie	Gabon	Village	-	69 km
Dibotinéfata	Ogooue-Maritime	Gabon	Village	-	69 km
Bembélié	Moyen-Ogooue	Gabon	Village	-	70 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
Lambarene	LBQ	25	Civ.	Unpaved	No	7100	37 km
Fougamou	FOU	80	Civ.	Unpaved	No	4900	53 km
Mandji	KMD	unknown				0	73 km
Manega	MGO	unknown				0	77 km
Alowe	AWE	unknown				0	91 km
Petit Bambam		88				0	93 km
Biawonque	BAW	unknown				0	95 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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