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 5.7 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:	5.7M
Depth:	9.68 Km
Lat/Lon:	2.6443 , -59.6288
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:	31 Jan 2021 19:25 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.

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 , Region of Upper Takutu-Upper Essequibo. The nearest places are Sawariwaunawa, Pilanawa, Arakwai Outstation, Powisanau Village, Dadanawa, Karaudanawa, Lumidpau, Tamtom, Warimure, Achiwib, and Alvim.

Radius	Population
100 km	32000 people
75 km	20000 people
50 km	11000 people
20 km	1900 people
10 km	<1000 people
5 km	<1000 people
2 km	<1000 people

Affected Provinces

Region Province	Country	Population
Upper Takutu-Upper Essequibo	Guyana	-

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Sawariwaunawa	Upper Takutu-Upper Eseequibo	Guyana	Village	-	5 km
Pilanawa	Upper Takutu-Upper Eseequibo	Guyana	Village	-	14 km
Arakwai Outstation	Upper Takutu-Upper Eseequibo	Guyana	Village	-	21 km
Powisanau Village	Upper Takutu-Upper Eseequibo	Guyana	Village	-	23 km
Dadanawa	Upper Takutu-Upper Eseequibo	Guyana	Village	-	24 km
Karaudanawa	Upper Takutu-Upper Eseequibo	Guyana	Village	-	29 km
Lumidpau	Upper Takutu-Upper Eseequibo	Guyana	Village	-	31 km
Tamtom	Upper Takutu-Upper Eseequibo	Guyana	Village	-	34 km
Warimure	Upper Takutu-Upper Eseequibo	Guyana	Village	-	36 km
Achiwib	Upper Takutu-Upper Eseequibo	Guyana	Village	-	38 km
Mountain Point	Upper Takutu-Upper Eseequibo	Guyana	Village	-	39 km
Atamadpau	Upper Takutu-Upper Eseequibo	Guyana	Village	-	41 km
Sand Creek Village	Upper Takutu-Upper Eseequibo	Guyana	Village	-	41 km
Santa-Fé	Roraima	Brazil	Village	-	42 km
Dahdaad	Upper Takutu-Upper Eseequibo	Guyana	Village	-	43 km
Aishalton	Upper Takutu-Upper Eseequibo	Guyana	Village	-	44 km
Isherton	Upper Takutu-Upper Eseequibo	Guyana	Village	-	45 km
Mariwa Village	Upper Takutu-Upper Eseequibo	Guyana	Village	-	45 km
Jacamim	Roraima	Brazil	Village	-	45 km
Ambrose Village	Upper Takutu-Upper Eseequibo	Guyana	Village	-	46 km
Kataliriwau Outstation	Upper Takutu-Upper Eseequibo	Guyana	Village	-	46 km
Illimir Village	Upper Takutu-Upper Eseequibo	Guyana	Village	-	46 km
Nova Cintra	Roraima	Brazil	Village	-	47 km
Burisanawa Village	Upper Takutu-Upper Eseequibo	Guyana	Village	-	48 km
Macusi Village	Upper Takutu-Upper Eseequibo	Guyana	Village	-	48 km
Awariwaunau	Upper Takutu-Upper Eseequibo	Guyana	Village	-	48 km
Paraiso	Roraima	Brazil	Village	-	50 km
Shulinab	Upper Takutu-Upper Eseequibo	Guyana	Village	-	51 km
Pium	Roraima	Brazil	Village	-	52 km
Naman	Upper Takutu-Upper Eseequibo	Guyana	Village	-	52 km
Marurawaunawa Village	Upper Takutu-Upper Eseequibo	Guyana	Village	-	53 km
Mirizal	Roraima	Brazil	Village	-	54 km
Altora Village	Upper Takutu-Upper Eseequibo	Guyana	Village	-	54 km
Sabernawau Village	Upper Takutu-Upper Eseequibo	Guyana	Village	-	56 km
Adelair	Upper Takutu-Upper Eseequibo	Guyana	Village	-	57 km
Uichbiné	Roraima	Brazil	Village	-	57 km
Raimundo	Roraima	Brazil	Village	-	57 km
Kotoe Wau	Upper Takutu-Upper Eseequibo	Guyana	Village	-	58 km
Parabara	Upper Takutu-Upper Eseequibo	Guyana	Village	-	60 km
Baiepau	Roraima	Brazil	Village	-	60 km
Bonfim	Roraima	Brazil	Village	-	60 km
Shea	Upper Takutu-Upper Eseequibo	Guyana	Village	-	62 km
Sauri Wou Nawa	Upper Takutu-Upper Eseequibo	Guyana	Village	-	62 km
Eva	Roraima	Brazil	Village	-	65 km
Alvim	Upper Takutu-Upper Eseequibo	Guyana	Village	-	67 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
Aishalton	AHL	180	Civ.	Unpaved	No	3000	39 km
Mountain Point		122	Civ.	Unpaved	No	4000	39 km
Sandcreek	SDC	unknown				0	41 km
Awaruwaunau		244	Civ.	Unpaved	No	3000	48 km
Lethem	LTM	73	Civ.	Unpaved	No	6200	82 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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