M 5.6 in Philippines on 22 Mar 2023 23:31 UTC

Hazard models

Rapid Impact
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: 30.201 Km
Lat/Lon: 19.2526 , 121.1612
Event Date: 22 Mar 2023 23:31 UTC
23 Mar 2023 07:31 Local
Exposed Population: 60 thousand in MMI&>=IV
Source: NEIC us7000jm20
Inserted at: 22 Mar 2023 23:49 UTC
INFORM Coping capacity of the alert score: 4.2 (Philippines)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us7000jm20 Scaled population (vector) 0  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  Country Vulnerability 0  
  INFORM_normalised 1  
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

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1496911 0 22 Mar 2023 23:31 5.6M, 30.201km 4.32 N/A (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 Philippines ,of Cagayan Valley (population 2,341,000) . The alertlevel for this event is GREEN

Intensity Population


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1496911 121.161/19.253 5.6 30.2 4.403 22 Mar 2023 23:54 00:22 (new episode)
2 0 1496911 121.161/19.253 5.6 30.2 4.321 23 Mar 2023 01:36 02:04 (upd of #1)
3 0 1496911 121.161/19.253 5.6 30.2 4.321 24 Mar 2023 00:40 1d 01:08 (upd of #2)

Affected Provinces

Intensity Region Province Country Population
Cagayan Valley Philippines 16000 people
Cagayan Valley Philippines 1.1 million people
Ilocos Philippines 1 million people
Cordillera Administrative Region Philippines 180000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Visita Cagayan Valley Philippines Village - 23 km
Banoa Cagayan Valley Philippines Village - 25 km
Kaniwalan Philippines Village - 26 km
Nagsidel Philippines Village - 30 km
Banua Cagayan Valley Philippines Village - 31 km
Dadao Cagayan Valley Philippines Village - 33 km
Rarasi Cagayan Valley Philippines Village - 35 km
Poso Philippines Village - 43 km
Sorongan Cagayan Valley Philippines Village - 50 km
Namuac Cagayan Valley Philippines Village 3000 people 71 km
Visita Cagayan Valley Philippines Village - 23 km
Banoa Cagayan Valley Philippines Village - 25 km
Kaniwalan Philippines Village - 26 km
Nagsidel Philippines Village - 30 km
Banua Cagayan Valley Philippines Village - 31 km
Dadao Cagayan Valley Philippines Village - 33 km
Rarasi Cagayan Valley Philippines Village - 35 km
Poso Philippines Village - 43 km
Sorongan Cagayan Valley Philippines Village - 50 km
Namuac Cagayan Valley Philippines Village 3000 people 71 km
Claveria Cagayan Valley Philippines Village 10000 people 72 km
Claveria Cagayan Valley Philippines Village 10000 people 72 km
Santiago Cagayan Valley Philippines Village - 73 km
Santiago Cagayan Valley Philippines Village - 73 km
Batitgao Cagayan Valley Philippines Village - 73 km
Batitgao Cagayan Valley Philippines Village - 73 km
Kilkiling Cagayan Valley Philippines Village - 75 km
Kilkiling Cagayan Valley Philippines Village - 75 km
Portugal Cagayan Valley Philippines Village - 76 km
Portugal Cagayan Valley Philippines Village - 76 km
Aggao Ilocos Philippines Village - 79 km
Aggao Ilocos Philippines Village - 79 km
Filomeno Cagayan Valley Philippines Village - 79 km
Filomeno Cagayan Valley Philippines Village - 79 km
Bangan Cagayan Valley Philippines Village - 80 km
Bangan Cagayan Valley Philippines Village - 80 km
Macatel Cagayan Valley Philippines Village - 80 km
Macatel Cagayan Valley Philippines Village - 80 km
Minabul Cagayan Valley Philippines Village - 82 km
Minabul Cagayan Valley Philippines Village - 82 km
Maragnat Cagayan Valley Philippines Village - 84 km
Maragnat Cagayan Valley Philippines Village - 84 km
Taccuen Cagayan Valley Philippines Village - 85 km
Taccuen Cagayan Valley Philippines Village - 85 km
Tangatong Ilocos Norte Philippines Village - 85 km
Tangatong Ilocos Norte Philippines Village - 85 km
Cadagatan Cagayan Valley Philippines Village - 86 km
Cadagatan Cagayan Valley Philippines Village - 86 km
San Dionisio Cagayan Valley Philippines Village - 87 km
San Dionisio Cagayan Valley Philippines Village - 87 km
Bunot Cagayan Valley Philippines Village - 87 km
Bunot Cagayan Valley Philippines Village - 87 km
San Juan Cagayan Valley Philippines Village - 87 km
San Juan Cagayan Valley Philippines Village - 87 km
Fugu Cagayan Valley Philippines Village - 89 km
Fugu Cagayan Valley Philippines Village - 89 km
Bangui Ilocos Philippines Village 2400 people 90 km
Bangui Ilocos Philippines Village 2400 people 90 km
Adam Ilocos Philippines Village - 91 km
Adam Ilocos Philippines Village - 91 km
Naguilian Cagayan Valley Philippines Village - 93 km
Naguilian Cagayan Valley Philippines Village - 93 km
Payac Ilocos Philippines Village - 94 km
Payac Ilocos Philippines Village - 94 km
Abulug Cagayan Valley Philippines Village 2400 people 95 km
Abulug Cagayan Valley Philippines Village 2400 people 95 km
Buraan Ilocos Philippines Village - 98 km
Buraan Ilocos Philippines Village - 98 km
Nagubugan Ilocos Philippines Village - 98 km
Nagubugan Ilocos Philippines Village - 98 km
Tanglagan Cordillera Administrative Region Philippines Village - 99 km
Tanglagan Cordillera Administrative Region Philippines Village - 99 km
Calog Cagayan Valley Philippines Village 2900 people 100 km
Calog Cagayan Valley Philippines Village 2900 people 100 km
Cabuluan Cagayan Valley Philippines Village - 101 km
Cabuluan Cagayan Valley Philippines Village - 101 km
Naguilian Cordillera Administrative Region Philippines Village - 103 km
Naguilian Cordillera Administrative Region Philippines Village - 103 km
San Isiaro Cordillera Administrative Region Philippines Village - 103 km
San Isiaro Cordillera Administrative Region Philippines Village - 103 km
Batubatu Cagayan Valley Philippines Village - 103 km
Batubatu Cagayan Valley Philippines Village - 103 km
Marag Cordillera Administrative Region Philippines Village - 104 km
Marag Cordillera Administrative Region Philippines Village - 104 km
Tumoc Cordillera Administrative Region Philippines Village - 104 km
Tumoc Cordillera Administrative Region Philippines Village - 104 km
Cabayo Ilocos Philippines Village - 104 km
Cabayo Ilocos Philippines Village - 104 km
Colonia Number Two Cagayan Valley Philippines Village - 105 km
Colonia Number Two Cagayan Valley Philippines Village - 105 km
Bojeador C Ilocos Philippines Village - 106 km
Bojeador C Ilocos Philippines Village - 106 km
Zitanga Cagayan Valley Philippines Village - 106 km
Zitanga Cagayan Valley Philippines Village - 106 km
Luna Cordillera Administrative Region Philippines Village - 107 km
Luna Cordillera Administrative Region Philippines Village - 107 km
Catuguran Cagayan Valley Philippines Village - 107 km
Catuguran Cagayan Valley Philippines Village - 107 km
Linao Cagayan Valley Philippines Village - 108 km
Linao Cagayan Valley Philippines Village - 108 km
Cabangaran Ilocos Philippines Village - 109 km
Cabangaran Ilocos Philippines Village - 109 km
Danao Ilocos Philippines Village - 110 km
Danao Ilocos Philippines Village - 110 km
Budbudac Ilocos Philippines Village - 111 km
Budbudac Ilocos Philippines Village - 111 km
Bisagu Cagayan Valley Philippines Village - 111 km
Bisagu Cagayan Valley Philippines Village - 111 km
Tabangan Cordillera Administrative Region Philippines Village - 111 km
Tabangan Cordillera Administrative Region Philippines Village - 111 km

see full list


Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Airports

Intensity Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Taggat 5 0 73 km
Taggat 5 0 73 km
Laoag International LAO 6 Civ. Paved Yes 7900 136 km
Laoag International LAO 6 Civ. Paved Yes 7900 136 km

Ports

Intensity Name LOCODE Country Distance
Calayan Philippines 33 km
Claveria Philippines 71 km
Calayan Philippines 33 km
Claveria Philippines 71 km
Abulog Philippines 94 km
Abulog Philippines 94 km
Dirique Inlet Philippines 107 km
Dirique Inlet Philippines 107 km
Aparri PHAPR Philippines 112 km
Aparri PHAPR Philippines 112 km
Port San Vicente Philippines 131 km
Port San Vicente Philippines 131 km
Laoag PHLAO Philippines 133 km
Laoag PHLAO Philippines 133 km

More information

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