Overall Green Earthquake alert in Guyana on 31 Jan 2021 19:05 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 5.6 in Guyana on 31 Jan 2021 19:05 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:	5.6M
Depth:	7.22 Km
Lat/Lon:	2.6669 , -59.6065
Event Date:	31 Jan 2021 19:05 UTC 31 Jan 2021 15:05 Local
Exposed Population:	Less then 100 people in MMI VII About 32000 people within 100km
Source:	NEIC us6000ddge
Inserted at:	01 Feb 2021 15:06 UTC
INFORM Coping capacity of the alert score:	5.4 (Guyana)
INFORM Coping capacity of the affected contries:	Guyana= 5.4; Brazil= 4.1

GDACS Score

For more info on GDACS alert score click here.

	Earthquake (Shakemap)		GDACS score
NEIC	0.3		0.3
us6000ddge	Scaled population (raster)	1.79
	C1 shakemap	-0.59
	C2 shakemap	0.53
	Country Vulnerability	0
	INFORM_normalised	1.04

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	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1355889		0.3	31 Jan 2021 19:05	5.7M, 9.68km	7.19	836 (in MMI>=VII)		00:20	NEIC
1356051		0.3	31 Jan 2021 19:05	5.6M, 7.22km	7.34	773 (in MMI>=VII)		20:01	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 Guyana ,of Upper Takutu-Upper Essequibo (population 927) . The alertlevel for this event is GREEN

Intensity	Population
	<1000 people
	2500 people
	60000 people

Shakemaps Timeline

Shake id #	Score	episodeid	Lat/Lon	Magnitude	Depth	Max MMI	Date shake (UTC)	Delay (hh:mm)
1	0.3	1355889	2.644/-59.629	5.7	9.7	7.141	31 Jan 2021 19:29	00:24	(new episode)
2	0.3	1355889	2.644/-59.629	5.7	9.7	7.191	31 Jan 2021 21:10	02:05	(upd of #1)
3	0.3	1356051	2.667/-59.606	5.6	7.2	7.337	01 Feb 2021 15:08	20:03	(new episode)
4	0.3	1356051	2.667/-59.606	5.6	7.2	7.337	01 Feb 2021 19:10	1d 00:05	(upd of #3)

Affected Provinces

Region Province	Country	Population
Upper Takutu-Upper Essequibo	Guyana	<1000 people
Upper Takutu-Upper Essequibo	Guyana	2500 people
Upper Takutu-Upper Essequibo	Guyana	12000 people
Roraima	Brazil	27000 people
Upper Takutu-Upper Essequibo	Guyana	7700 people
Roraima	Brazil	420000 people
Para	Brazil	<1000 people
Potaro-Siparuni	Guyana	<1000 people
East Berbice-Corentyne	Guyana	1500 people
Sipaliwini	Suriname	<1000 people

Affected populated places. Areas of interest

Name	Region Province	Country	City class	Population	Distance
Pilanawa	Upper Takutu-Upper Eseequibo	Guyana	Village	-	13 km
Dadanawa	Upper Takutu-Upper Eseequibo	Guyana	Village	-	21 km
Dahdaad	Upper Takutu-Upper Eseequibo	Guyana	Village	-	44 km
Santa-Fé	Roraima	Brazil	Village	-	45 km
Isherton	Upper Takutu-Upper Eseequibo	Guyana	Village	-	45 km
Burisanawa Village	Upper Takutu-Upper Eseequibo	Guyana	Village	-	48 km
Jacamim	Roraima	Brazil	Village	-	48 km
Nova Cintra	Roraima	Brazil	Village	-	50 km
Paraiso	Roraima	Brazil	Village	-	53 km
Naman	Upper Takutu-Upper Eseequibo	Guyana	Village	-	55 km
Mirizal	Roraima	Brazil	Village	-	57 km
Kotoe Wau	Upper Takutu-Upper Eseequibo	Guyana	Village	-	57 km
Shea	Upper Takutu-Upper Eseequibo	Guyana	Village	-	59 km
Sauri Wou Nawa	Upper Takutu-Upper Eseequibo	Guyana	Village	-	61 km
Alvim	Upper Takutu-Upper Eseequibo	Guyana	Village	-	70 km
Antônio Vicente	Roraima	Brazil	Village	-	74 km
Saini Ignetius Mission	Upper Takutu-Upper Eseequibo	Guyana	Village	-	78 km
Bonfim	Roraima	Brazil	Village	3300 people	79 km
São Sebastião	Roraima	Brazil	Village	-	82 km
Malacacheta	Roraima	Brazil	Village	-	87 km
Canauani	Roraima	Brazil	Village	-	109 km
Dona Helena	Roraima	Brazil	Village	-	92 km
São Lourenço	Roraima	Brazil	Village	-	94 km
Porre	Roraima	Brazil	Village	-	101 km
Arapari	Roraima	Brazil	Village	-	101 km
Marakanata	Upper Takutu-Upper Eseequibo	Guyana	Village	-	102 km
São Luís	Roraima	Brazil	Village	-	104 km
Caju	Roraima	Brazil	Village	-	104 km
Yara	Roraima	Brazil	Village	-	105 km
Conceição do Maú	Roraima	Brazil	Village	-	105 km
Veneza	Roraima	Brazil	Village	-	105 km
São Benedito	Roraima	Brazil	Village	-	105 km
Pataiso	Roraima	Brazil	Village	-	108 km
Jararaca	Roraima	Brazil	Village	-	109 km
Papagaio	Roraima	Brazil	Village	-	110 km
São Bento	Roraima	Brazil	Village	-	110 km
Cantá	Roraima	Brazil	City	-	110 km
Condado	Roraima	Brazil	Village	-	111 km
Nova Estrêla	Roraima	Brazil	Village	-	111 km
Maracachita	Roraima	Brazil	Village	-	113 km
Vista Alegre	Roraima	Brazil	Village	-	115 km
Flexal	Roraima	Brazil	Village	-	116 km
Veiga	Roraima	Brazil	Village	-	116 km
Cajual	Roraima	Brazil	Village	-	117 km
Desposite	Roraima	Brazil	Village	-	118 km
Boa Vista	Roraima	Brazil	Major city	230000 people	119 km
Sítio do Tarumã	Roraima	Brazil	Village	-	120 km
Yapukarri	Upper Takutu-Upper Eseequibo	Guyana	Village	-	120 km
Chiriri	Roraima	Brazil	Village	-	121 km
Podres	Roraima	Brazil	Village	-	123 km
Cruzeiro	Roraima	Brazil	Village	-	124 km
Passarão	Roraima	Brazil	Village	-	124 km
Jiju	Roraima	Brazil	Village	-	126 km
Bela Vista	Upper Takutu-Upper Eseequibo	Guyana	Village	-	126 km
Sitio do Honorato	Roraima	Brazil	Village	-	129 km
Noê	Roraima	Brazil	Village	-	129 km
Água Boa	Roraima	Brazil	Village	-	130 km
Kwaimatta	Upper Takutu-Upper Eseequibo	Guyana	Village	-	131 km
Tatu	Roraima	Brazil	Village	-	132 km
Normandia	Roraima	Brazil	City	-	134 km
Sítio do Pino	Roraima	Brazil	Village	-	138 km
Alagadiço	Roraima	Brazil	Village	-	140 km
Eurico Lima	Roraima	Brazil	Village	-	141 km
Pederneira	Roraima	Brazil	Village	-	142 km
São Sebastião	Roraima	Brazil	Village	-	143 km
Candado	Roraima	Brazil	Village	-	143 km
Mangueira	Roraima	Brazil	Village	-	144 km
Mambi	Roraima	Brazil	Village	-	145 km
Colonia Fernando Costa	Roraima	Brazil	Village	-	146 km
Aldea dos Indios Sucane	Upper Takutu-Upper Eseequibo	Guyana	Village	-	146 km
Caubi	Roraima	Brazil	Village	-	147 km
Sao Felope	Roraima	Brazil	Village	-	148 km
Mucajaí	Roraima	Brazil	City	7400 people	148 km
Johi	Upper Takutu-Upper Eseequibo	Guyana	Village	-	149 km
Dandanho	Roraima	Brazil	Village	-	151 km
Annai	Upper Takutu-Upper Eseequibo	Guyana	Village	-	153 km
Biloku	Upper Takutu-Upper Eseequibo	Guyana	Village	<1000 people	155 km
Providancia	Roraima	Brazil	Village	-	155 km
Uberaba	Roraima	Brazil	Village	-	159 km
Condição	Roraima	Brazil	Village	-	159 km
Igarape Azul	Roraima	Brazil	Village	-	160 km
Pratinha	Roraima	Brazil	Village	-	161 km
Boca da Estrada	Roraima	Brazil	Village	-	167 km
Mel	Roraima	Brazil	Village	-	168 km
Iracema	Roraima	Brazil	City	-	168 km
Contão	Roraima	Brazil	Village	-	168 km
Tiputu	Upper Takutu-Upper Eseequibo	Guyana	Village	-	169 km
Arumim	Roraima	Brazil	Village	-	169 km
Serrinha	Roraima	Brazil	Village	-	170 km
Itaipu	Roraima	Brazil	Village	-	171 km
Cemiterio Grande	Roraima	Brazil	Village	-	171 km
Limão	Roraima	Brazil	Village	-	171 km
Sucuba	Roraima	Brazil	Village	-	172 km
Normandia	Roraima	Brazil	Village	-	172 km
Pogo Iriruba	Roraima	Brazil	Village	-	174 km
Dona Candida	Roraima	Brazil	Village	-	176 km
Sao Franisco	Roraima	Brazil	Village	-	177 km
Uraricoera	Roraima	Brazil	Village	-	177 km
Titiarre	Roraima	Brazil	Village	-	178 km
Caranguejo	Roraima	Brazil	Village	-	180 km
Coqueiro	Roraima	Brazil	Village	-	181 km
Bacabal	Roraima	Brazil	Village	-	183 km
Sao Paulo	Roraima	Brazil	Village	-	183 km
Malaquias	Roraima	Brazil	Village	-	184 km
Tabaco	Roraima	Brazil	Village	-	184 km
Apoteri	Upper Takutu-Upper Eseequibo	Guyana	Village	<1000 people	187 km
Mucaja	Roraima	Brazil	Village	-	189 km
São Luiz	Roraima	Brazil	City	-	190 km
São João da Baliza	Roraima	Brazil	City	-	191 km
União	Roraima	Brazil	Village	-	191 km
Kumaka	Upper Takutu-Upper Eseequibo	Guyana	Village	2100 people	193 km
Sao Luis	Roraima	Brazil	Village	-	193 km
Caracaraí	Roraima	Brazil	Village	-	194 km
Cantagalo	Roraima	Brazil	Village	-	196 km
Caroebe	Roraima	Brazil	City	-	196 km
Tarame	Roraima	Brazil	Village	-	196 km
Soledade	Roraima	Brazil	Village	-	197 km
Vista Alegre	Roraima	Brazil	Village	-	200 km
João Gama	Roraima	Brazil	Village	-	203 km
Livramento	Roraima	Brazil	Village	-	204 km
Marovilho	Roraima	Brazil	Village	-	204 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
Lumid Pau	LUB	168	Civ.	Unpaved	No	4000	35 km
Mountain Point		122	Civ.	Unpaved	No	4000	37 km
Aishalton	AHL	180	Civ.	Unpaved	No	3000	38 km
Sandcreek	SDC	unknown				0	38 km
Awaruwaunau		244	Civ.	Unpaved	No	3000	45 km
Lethem	LTM	73	Civ.	Unpaved	No	6200	81 km
Boa Vista International	BVB	83	Civ.	Paved	Yes	8000	122 km
Karanambo	KRM	91	Civ.	Unpaved	No	4500	124 km
Karasabai	KRG	unknown				0	150 km
Annai	NAI	93	Civ.	Unpaved	No	3100	153 km
Novo Paraiso		65				0	186 km
Apoteri		93	Civ.	Unpaved	No	3800	186 km
Caracarai		87	Civ.	Unpaved	No	3900	193 km
Pitinga	PIG	unknown				0	215 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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