M 5.5 in Peru on 20 Jan 2021 22:59 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: 5.5M
Depth: 10.36 Km
Lat/Lon: -15.0234 , -75.5146
Event Date: 20 Jan 2021 22:59 UTC
20 Jan 2021 17:59 Local
Exposed Population: Less then 100 people in MMI VII
About 91000 people within 100km
Source: NEIC us7000d1ut
Inserted at: 20 Jan 2021 23:17 UTC
INFORM Coping capacity of the alert score
4.6 (Peru)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0.6 0.6
us7000d1ut Scaled population (raster) 1.67  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  Country Vulnerability 0  
  INFORM_normalised 0.94  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1353990 0.6 20 Jan 2021 22:59 5.5M, 10.36km 6.97 771 (in MMI>=VII) 00:17 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 Peru , Department of Ica (population 593,300) . The nearest places are Puerto Caballas, Montegrande, Coyungo, Gramadal, Quemado, San Nicolás, Agua Salada, Zamaca, Carrizal, Tunga, and Chiquenillo.

Radius Population
100 km 91000 people
75 km 73000 people
50 km 10000 people
20 km 1000 people
10 km <1000 people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Ica Peru 590000 people

Affected populated places

Name Region Province Country City class Population Distance
Puerto Caballas Ica Peru Village - 8 km
Montegrande Ica Peru Village - 22 km
Coyungo Ica Peru Village - 32 km
Gramadal Ica Peru Village - 32 km
Quemado Ica Peru Village - 40 km
San Nicolás Ica Peru Village - 41 km
Agua Salada Ica Peru Village - 42 km
Zamaca Ica Peru Village - 43 km
Carrizal Ica Peru Village - 45 km
Tunga Ica Peru Village - 46 km
Lacra Ica Peru Village - 47 km
Salineras Las Piletas Ica Peru Village - 47 km
Puerto San Juan Ica Peru Village - 48 km
Changuilla Ica Peru Village - 50 km
La Yapana Ica Peru Village - 50 km
Pampa Blanca Ica Peru Village - 51 km
Marcona Ica Peru Village 15000 people 52 km
San Juan Ica Peru Village - 54 km
Toma Luz Ica Peru Village - 55 km
Chillo Ica Peru Village - 57 km
Poroma Ica Peru Village - 57 km
Estudiantes Ica Peru Village - 58 km
Faro del Infiernillo Ica Peru Village - 59 km
Huayuri Ica Peru Village - 59 km
Ocungalla Ica Peru Village - 59 km
Callango Ica Peru Village - 62 km
El Pajonal Ica Peru Village - 62 km
El Ingenio Ayacucho Peru Village - 64 km
Palpa Ica Peru Village 5800 people 64 km
Santa Cruz Ica Peru Village - 64 km
Gamonal Ica Peru Village - 64 km
El Cuatro Ica Peru Village - 65 km
Nazca Ica Peru Village 23000 people 65 km
Campamento Tres Hermanas Ica Peru Village - 67 km
Copara Ica Peru Village - 68 km
Socos Ica Peru Village - 69 km
Chiquenillo Ica Peru Village - 69 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
San Juan de Marcona SJA 44 Civ. Paved No 6500 55 km
Nazca 567 Civ. Paved No 3200 62 km

Ports

Name LOCODE Country Distance
San Nicolas PESNX Peru 40 km
San Juan PESJA Peru 53 km

More information

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