Overall Green Earthquake alert in Puerto Rico on 29 Aug 2020 16:33 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 Puerto Rico on 29 Aug 2020 16:33 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:	6.9 Km
Lat/Lon:	17.955 , -66.952
Event Date:	29 Aug 2020 16:33 UTC 29 Aug 2020 12:33 Local
Exposed Population:	2310000 people within 100km
Source:	PTWC pt20242001
Inserted at:	29 Aug 2020 16:42 UTC

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
PTWC	0.1		0.1
pt20242001	Scaled population (vector)	6.49
	C1 earthquake	1
	C2 earthquake	0
	Country Vulnerability	0
	INFORM_normalised	1

Maximum expected impact using different data sources.

Episode Timeline

ID	Score	Date	Mag, Depth	MMI*	Population**	Delay (hh:mm)	Source
1329165	0.1	29 Aug 2020 16:33	4.5M, 6.9km	N/A	2.3 million (in 100km)	00:09	PTWC
1329167	0	29 Aug 2020 16:33	4.3M, 10km	4.39	N/A (in MMI>=VII)	00:16	NEIC
1329170	0	29 Aug 2020 16:33	4.05M, 7km	4.43	N/A (in MMI>=VII)	02:03	PRICO RS

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 Puerto Rico , District of Mayag?ez. The nearest places are Ensenada, Guanica, Fuig, Maria Antonia, Balneario de Cana Gorda, El Tumbao, Campamento Borinquen, Magueyes, Liborio Negron Torres, Machuchal, and Botijas.

Radius	Population
100 km	2.3 million people
75 km	1.4 million people
50 km	760000 people
20 km	140000 people
10 km	23000 people
5 km	7500 people
2 km	2300 people

Affected Provinces

Region Province	Country	Population
Mayag?ez	Puerto Rico	-
Aguadilla	Puerto Rico	-

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Ensenada	Guanica	Puerto Rico	Village	-	3 km
Guanica	Guanica	Puerto Rico	Village	9200 people	5 km
Fuig	Guanica	Puerto Rico	Village	1200 people	5 km
Maria Antonia	Guanica	Puerto Rico	Village	-	7 km
Balneario de Cana Gorda	Guanica	Puerto Rico	Village	-	7 km
El Tumbao	Guanica	Puerto Rico	Village	-	8 km
Campamento Borinquen	Guanica	Puerto Rico	Village	-	9 km
Magueyes	Guanica	Puerto Rico	Village	-	10 km
Liborio Negron Torres	Sabana Grande	Puerto Rico	Village	-	10 km
Machuchal	Sabana Grande	Puerto Rico	Village	-	10 km
La Parguera	Lajas	Puerto Rico	Village	1100 people	10 km
Lluveras	Sabana Grande	Puerto Rico	Village	2000 people	11 km
Palomas	Yauco	Puerto Rico	Village	2300 people	11 km
Hacienda Beatriz Soledad	Lajas	Puerto Rico	Village	-	12 km
Finca Juanita	Lajas	Puerto Rico	Village	-	12 km
La Pica	Sabana Grande	Puerto Rico	Village	-	12 km
Media Quijada	Yauco	Puerto Rico	Village	-	13 km
Campamento Susua	Yauco	Puerto Rico	Village	-	14 km
Hacienda Luisa	Lajas	Puerto Rico	Village	-	14 km
Yauco	Yauco	Puerto Rico	Village	20000 people	14 km
Sabana Grande	Sabana Grande	Puerto Rico	Village	8800 people	14 km
Almacigo Bajo	Yauco	Puerto Rico	Village	-	14 km
Indios	Guayanilla	Puerto Rico	Village	1700 people	15 km
San Ramon	San German	Puerto Rico	Village	-	15 km
Cambalache	Yauco	Puerto Rico	Village	-	15 km
Lajas	Lajas	Puerto Rico	Village	5000 people	15 km
Maguayo	Lajas	Puerto Rico	Village	-	15 km
San German	San German	Puerto Rico	Village	12000 people	16 km
Palmarejo	Lajas	Puerto Rico	Village	1200 people	17 km
La Capital	Guayanilla	Puerto Rico	Village	-	17 km
El Faro	Guayanilla	Puerto Rico	Village	-	18 km
Guanabana	Cabo Rojo	Puerto Rico	Village	-	19 km
Llanos	Lajas	Puerto Rico	Village	-	19 km
Guayanilla	Guayanilla	Puerto Rico	Village	5100 people	19 km
Coto	San German	Puerto Rico	Village	-	19 km
Sabana Eneas	San German	Puerto Rico	Village	1800 people	20 km
El Brujo	Cabo Rojo	Puerto Rico	Village	-	20 km
Campamento Santana	Sabana Grande	Puerto Rico	Village	-	21 km
Hacienda Corcega	San German	Puerto Rico	Village	-	21 km
Magas Arriba	Guayanilla	Puerto Rico	Village	1100 people	21 km
Hacienda Pietri	Yauco	Puerto Rico	Village	-	22 km
Betances	Cabo Rojo	Puerto Rico	Village	<1000 people	22 km
Macana	Guayanilla	Puerto Rico	Village	-	22 km
Hacienda Las Pinas	Yauco	Puerto Rico	Village	-	22 km
Campamento Buena Vista	San German	Puerto Rico	Village	-	22 km
Margarita	Cabo Rojo	Puerto Rico	Village	-	22 km
Hacienda Esperanza	Maricao	Puerto Rico	Village	-	23 km
Hacienda Catalina	Guayanilla	Puerto Rico	Village	-	23 km
San Agustin	San German	Puerto Rico	Village	-	23 km
Hacienda La Juanita	Yauco	Puerto Rico	Village	-	24 km
Hacienda Julia	Hormigueros	Puerto Rico	Village	-	24 km
Hacienda Mejias	Yauco	Puerto Rico	Village	-	24 km
Guaypao	Penuelas	Puerto Rico	Village	-	24 km
Santo Domingo	Penuelas	Puerto Rico	Village	3600 people	25 km
Boqueron	Cabo Rojo	Puerto Rico	Village	2000 people	25 km
Hacienda Indiera	Maricao	Puerto Rico	Village	-	25 km
Pole Ojea	Cabo Rojo	Puerto Rico	Village	1800 people	25 km
Hacienda La Ratina	Cabo Rojo	Puerto Rico	Village	-	25 km
Rojo Cabo	Cabo Rojo	Puerto Rico	Village	-	25 km
Hacienda Americo	Yauco	Puerto Rico	Village	-	25 km
Hacienda Belgodere	Guayanilla	Puerto Rico	Village	-	25 km
Cabo Rojo	Cabo Rojo	Puerto Rico	Village	11000 people	26 km
Hacienda Llanada	Maricao	Puerto Rico	Village	-	26 km
Maricao	Maricao	Puerto Rico	Village	1100 people	26 km
Tallaboa	Penuelas	Puerto Rico	Village	1200 people	26 km
Hacienda Arbela	Adjuntas	Puerto Rico	Village	-	26 km
Hacienda Manuela	Maricao	Puerto Rico	Village	-	26 km
Rosario	San German	Puerto Rico	Village	-	27 km
Guaniquilla	Cabo Rojo	Puerto Rico	Village	-	27 km
Penuelas	Penuelas	Puerto Rico	Village	-	27 km
El Combate	Cabo Rojo	Puerto Rico	Village	-	27 km
Las Vegas	Mayaguez	Puerto Rico	Village	-	27 km
Hacienda Teresa	Maricao	Puerto Rico	Village	-	27 km
Delicias	Cabo Rojo	Puerto Rico	Village	-	27 km
Hacienda Monserrate	Lares	Puerto Rico	Village	-	27 km
Hormigueros	Hormigueros	Puerto Rico	Village	12000 people	28 km
Castaner	Lares	Puerto Rico	Village	-	28 km
Hacienda Delicias	Las Marias	Puerto Rico	Village	-	28 km
Hacienda Rosario	Adjuntas	Puerto Rico	Village	-	28 km
Hacienda Iberia	Lares	Puerto Rico	Village	-	28 km
Tallaboa Alta	Penuelas	Puerto Rico	Village	2200 people	28 km
Hacienda Constancia	Las Marias	Puerto Rico	Village	-	29 km
Cerrillos	Cabo Rojo	Puerto Rico	Village	-	29 km
Belvedere	Cabo Rojo	Puerto Rico	Village	-	29 km
Conde Avila	Cabo Rojo	Puerto Rico	Village	-	29 km
Hacienda Bianchi	Adjuntas	Puerto Rico	Village	-	30 km
Consumo	Las Marias	Puerto Rico	Village	-	30 km
Corozal	Penuelas	Puerto Rico	Village	-	30 km
Hacienda La Milagrosa	Las Marias	Puerto Rico	Village	-	30 km
Villa Benni	Mayaguez	Puerto Rico	Village	-	30 km
Guayabo Dulce	Adjuntas	Puerto Rico	Village	-	30 km
Hacienda Ballester	Lares	Puerto Rico	Village	-	30 km
Finca La Corza	Mayaguez	Puerto Rico	Village	-	30 km
Hacienda Esperanza	Penuelas	Puerto Rico	Village	-	30 km
Hacienda Vilella	Lares	Puerto Rico	Village	-	31 km
Tuque	Ponce	Puerto Rico	Village	-	31 km
Guanajibo Castillo	Mayaguez	Puerto Rico	Village	-	32 km
Hacienda Constanza	Mayaguez	Puerto Rico	Village	-	32 km
Cornelia	Cabo Rojo	Puerto Rico	Village	-	32 km
Villa Perez	Adjuntas	Puerto Rico	Village	-	32 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
Parguera		10				0	10 km
Lajas Airpark		9				0	14 km
Baxter-San German		64				0	17 km
Boqueron		1				0	21 km
Cullingford Field		4				0	23 km
Sabalos Ward		10				0	32 km
Eugenio Maria de Hostos	MAZ	9	Civ.	Paved	Yes	4900	39 km
Mercedita	PSE	9	Civ.	Paved	Yes	6900	42 km
Orama-Layuya		446				0	44 km
Fort Allen		6				0	48 km
Labadie		137				0	56 km
Santa Isabel		8				0	60 km
Antonio Nery Juarbe Pol	ARE	7				0	62 km
Borinquen	BQN	72	Civ.	Paved	Yes	11700	63 km
Orocovis Health Center		523				0	66 km
Baxter-Aibonito		560				0	75 km
Prasa - La Plata		110				0	88 km
Dorado		23				0	90 km
Bayamon Regional Hospital		34				0	96 km
Patillas		3				0	99 km

Ports

Name	LOCODE	Country	Distance
Guanica Harbour	PRGUX	Puerto Rico	7 km
Guayanilla	PRGUY	Puerto Rico	21 km
Ponce	PRPSE	Puerto Rico	33 km
Mayaguez	PRMAZ	Puerto Rico	35 km
Aguadilla	PRBQN	Puerto Rico	57 km
Arecibo	PRARE	Puerto Rico	63 km
Las Mareas (Guayama)	PRLAM	Puerto Rico	79 km
Las Mareas		Puerto Rico	83 km
Arroyo		Puerto Rico	94 km

Dams

Dam Name	River	Year	Distance
Caonillas	Caonillas	1948	47 km
Guajataca	Guajataca	1928	49 km
Dos Bocas	Rio Grande de Arecibo	1942	52 km
Toa Vaca Dam	Toa Vaca	1972	52 km
La Plata	La Plata	1974	87 km
Carite	La Plata	1913	91 km
Patillas	Rio Grande de Patillas	1914	99 km

Nuclear plants

Name	Country	Reactors	Distance
BONUS	UNITED STATES	1	54 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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