M 4.5 in Peru on 31 Dec 2021 15:35 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: 157.39 Km
Lat/Lon: -8.1453 , -74.4781
Event Date: 31 Dec 2021 15:35 UTC
31 Dec 2021 10:35 Local
Exposed Population:
410 thousand in 100km
Source: NEIC us7000g86k
Inserted at: 31 Dec 2021 17:08 UTC
INFORM Coping capacity of the alert score
4.6 (Peru)
INFORM Coping capacity of the affected contries: Peru= 4.6; Brazil= 4.1

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us7000g86k Scaled population (vector) 5.86  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability 0.27  
  INFORM_normalised 0.94  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1418977 0 31 Dec 2021 15:35 4.5M, 157.39km N/A 410 thousand (in 100km) 01:33 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 Ucayali (population 256,700) . The nearest places are Nuevo París, Bello Horizonte, Tre Unidos, Nuevo Saposoa, Nueva Requena, Pucallpa, Estero Muyuna, Cashú, Naranjal, Éxito, and Puerto Baldeón.

Radius Population
100 km 410000 people
75 km 380000 people
50 km 350000 people
20 km <1000 people
10 km <1000 people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Ucayali Peru 260000 people

Affected populated places

Name Region Province Country City class Population Distance
Nuevo París Ucayali Peru Village - 13 km
Bello Horizonte Ucayali Peru Village - 15 km
Tre Unidos Ucayali Peru Village - 16 km
Nuevo Saposoa Ucayali Peru Village - 21 km
Nueva Requena Ucayali Peru Village - 23 km
Pucallpa Ucayali Peru City 310000 people 27 km
Estero Muyuna Ucayali Peru Village - 27 km
Cashú Ucayali Peru Village - 29 km
Naranjal Ucayali Peru Village - 30 km
Éxito Ucayali Peru Village - 36 km
San Francisco Loreto Peru Village - 41 km
Puerto Eduardo Ucayali Peru Village - 44 km
Nuevo Bagazan Ucayali Peru Village - 44 km
Oroya Ucayali Peru Village - 45 km
Tiruntán Loreto Peru Village - 45 km
Nueva Requena Ucayali Peru Village - 46 km
Nuevo Rioja Ucayali Peru Village - 48 km
Campoverde Ucayali Peru Village 8900 people 51 km
Alfonso Ugarte Loreto Peru Village - 52 km
San Jeronimo Loreto Peru Village - 52 km
Masisea Ucayali Peru Village - 54 km
Palmera Ucayali Peru Village - 56 km
Jericó Ucayali Peru Village - 59 km
Uroquinea Ucayali Peru Village - 60 km
San Pablo Loreto Peru Village - 63 km
Roaboya Loreto Peru Village - 65 km
Pahoyan Loreto Peru Village - 65 km
Honoria Huanuco Peru Village - 67 km
Carasmamá Ucayali Peru Village - 68 km
Vista Alegre Ucayali Peru Village - 70 km
Puerto Baldeón Huánuco Peru 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
Pucallpa PCL 157 Civ. Paved Yes 9100 28 km
Zorrillos 218 Civ. Unpaved No 4400 78 km
Tournavista 198 Civ. Unpaved No 4900 90 km

Ports

Name LOCODE Country Distance
Pucallpa PEPCL Peru 28 km

More information

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