M 5.5 in Mexico on 11 Apr 2018 07:30 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: 41.43 Km
Lat/Lon: 15.7735 , -94.7596
Event Date: 11 Apr 2018 07:30 UTC
11 Apr 2018 01:30 Local
Exposed Population: 460000 people within 100km
Source: NEIC us2000dxxe
Inserted at: 11 Apr 2018 07:53 UTC
INFORM Coping capacity of the alert score: 4.4 (Mexico)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us2000dxxe Scaled population (vector) -8  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  Country Vulnerability 0  
  INFORM_normalised 0.92  
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
1206345 0 11 Apr 2018 07:30 5.5M, 41.43km 4.1 N/A (in MMI>=VII) 00:22 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 Mexico ,of Oaxaca (population 217,157) . The alertlevel for this event is GREEN

Intensity Population
no people
2.8 million people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1206345 15.774/-94.76 5.5 41.43 3.9 11 Apr 2018 07:54 00:23 (new episode)
2 0 1206345 15.774/-94.76 5.5 41.43 4.1 11 Apr 2018 09:33 02:02 (upd of #1)

Affected Provinces

Intensity Region Province Country Population
Oaxaca Mexico 220000 people
Chiapas Mexico 2500 people
Oaxaca Mexico 930000 people
Chiapas Mexico 1.6 million people
Veracruz Mexico 1.2 million people
Tabasco Mexico 520000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
San Francisco del Mar Oaxaca Mexico Village 4000 people 53 km
Costa Rica Oaxaca Mexico Village - 53 km
San Dionisio del Mar Oaxaca Mexico Village 3300 people 60 km
Santa María Xandani Oaxaca Mexico Village - 70 km
Ixhuatán Oaxaca Mexico Village 5500 people 71 km
Conchita Oaxaca Mexico Village - 73 km
Chicapa Oaxaca Mexico Village - 74 km
Cabestrada Oaxaca Mexico Village - 75 km
Reforma Oaxaca Mexico Village - 76 km
Unión Hidalgo Oaxaca Mexico City 12000 people 77 km
Juchitan Oaxaca Mexico City 66000 people 78 km
Tehuantepec Oaxaca Mexico City 37000 people 79 km
Salina Cruz Oaxaca Mexico City 74000 people 64 km
Majada Villalobos Oaxaca Mexico Village - 74 km
Chahuites Oaxaca Mexico Village 9700 people 83 km
Asunción Oaxaca Mexico Village - 87 km
Ixaltepec Oaxaca Mexico Village - 88 km
Tapanatepec Oaxaca Mexico Village 7100 people 88 km
Guadalupe Oaxaca Mexico Village - 88 km
Niltepec Oaxaca Mexico Village 3200 people 88 km
Zanatepec Oaxaca Mexico Village 6900 people 88 km
Comitancillo Oaxaca Mexico Village 3800 people 90 km
Emiliano Zapata Chiapas Mexico Village - 90 km
Niza Viahui Oaxaca Mexico Village - 91 km
Soledad Oaxaca Mexico Village - 94 km
Ciudad Ixtepec Oaxaca Mexico City - 95 km
La Punta Chiapas Mexico Village - 96 km
Villa del Mar Chiapas Mexico Village - 99 km
Cabrera Oaxaca Mexico Village - 99 km
Astata Oaxaca Mexico Village - 100 km
Paredón Viejo Chiapas Mexico Village - 101 km
Arista Chiapas Mexico Village - 103 km
San Miguel Chimalapa Oaxaca Mexico Village - 105 km
Tenango Oaxaca Mexico Village - 105 km
Arriaga Chiapas Mexico City 22000 people 107 km
El Coyol Oaxaca Mexico Village - 108 km
Almoloya Oaxaca Mexico Village - 113 km
Tonalá Chiapas Mexico City 32000 people 113 km
Magdalena Tequisistlan Oaxaca Mexico Village 3800 people 113 km
Horizonte Chiapas Mexico Village - 115 km
Ayutla Oaxaca Mexico Village - 118 km
Llano Grande Chiapas Mexico Village - 118 km
El Carmen Chiapas Mexico Village - 119 km
Tlacolulita Oaxaca Mexico Village - 120 km
La Polca Chiapas Mexico Village - 120 km
Yegogenda Oaxaca Mexico Village - 121 km
Los Amates Chiapas Mexico Village - 121 km
La Providencia Chiapas Mexico Village - 121 km
Cayetano Chiapas Mexico Village - 121 km
Buenavista Chiapas Mexico Village - 122 km
Santo Domingo Petapa Oaxaca Mexico Village - 123 km
Respingo Chiapas Mexico Village - 125 km
San Isidro Chacalapa Oaxaca Mexico Village - 126 km
Matías Romero Oaxaca Mexico City 20000 people 126 km
Llano de Cal Oaxaca Mexico Village - 126 km
Buenavista Chiapas Mexico Village - 127 km
Mirador Oaxaca Mexico Village - 128 km
Hueva de Humboldt Oaxaca Mexico Village - 130 km
San Rafael Chiapas Mexico Village - 131 km
Santa María Ecatepec Oaxaca Mexico Village - 132 km
Tres Picos Chiapas Mexico Village 4900 people 132 km
San Clemente Chiapas Mexico Village - 133 km
Guichicovi Oaxaca Mexico Village 4300 people 135 km
Mogone Oaxaca Mexico Village - 137 km
El Carmen Chiapas Mexico Village - 137 km
Los Álamos Chiapas Mexico Village - 139 km
Platanillo Oaxaca Mexico Village - 139 km
Santa María Oaxaca Mexico Village - 140 km
Tangolunda Oaxaca Mexico Village - 143 km
Uralla Chiapas Mexico Village - 145 km
La Libertad Chiapas Mexico Village - 146 km
Sólo Dios Chiapas Mexico Village - 147 km
La Nuava Chiapas Mexico Village - 147 km
San Juan Lajarcia Oaxaca Mexico Village - 148 km
San Miguel del Puerto Oaxaca Mexico Village - 151 km
Cintalapa Chiapas Mexico City 33000 people 151 km
Garita Oaxaca Mexico Village - 152 km
El Porvenir Chiapas Mexico Village - 153 km
Platanar Chiapas Mexico Village - 154 km
Jianipilas Chiapas Mexico Village - 155 km
San Juan Mazatlán Oaxaca Mexico Village - 156 km
Xanica Oaxaca Mexico Village - 157 km
Santiago Lachivia Oaxaca Mexico Village - 158 km
Guivini Oaxaca Mexico Village - 158 km
Rincon Antonio de Maza Chiapas Mexico Village - 159 km
San Carlos Chiapas Mexico Village - 159 km
Nejapa de Madero Oaxaca Mexico Village - 160 km
Santa Catarina Oaxaca Mexico Village - 161 km
Bajo de Arenal Oaxaca Mexico Village - 161 km
Delicias Chiapas Mexico Village - 161 km
Palo Grande Oaxaca Mexico Village - 164 km
Tierra Blanca Oaxaca Mexico Village - 165 km
Pijijiapan Chiapas Mexico City 15000 people 166 km
Villa Corzo Chiapas Mexico Village 9100 people 167 km
Villa Flores Chiapas Mexico Village - 168 km
Jobo Dulce Chiapas Mexico Village - 168 km
Billar Chiapas Mexico Village - 170 km
San Pedro Mixtepec Miahuatlán Oaxaca Mexico Village - 171 km
Caña Brava Chiapas Mexico Village - 172 km
La Esperanza Chiapas Mexico Village - 172 km
Santiago Tula Oaxaca Mexico Village - 172 km
Santos Oaxaca Mexico Village - 172 km
Quiechapa Oaxaca Mexico Village - 174 km
El Valle Chiapas Mexico Village - 175 km
Loma Larga Oaxaca Mexico Village - 176 km
Dolores Chiapas Mexico Village - 176 km
Pueblo Viejo Chiapas Mexico Village - 178 km
Margaritas Chiapas Mexico Village - 178 km
San Juan Custepeque Chiapas Mexico Village - 182 km
Pochutla Oaxaca Mexico City 13000 people 183 km
Ocozocoautla Chiapas Mexico Village 31000 people 184 km
Puerto Ángel Oaxaca Mexico Village - 185 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
Ixtepec Military 50 Civ. Paved Yes 7500 84 km
Salina Cruz SCX 23 0 68 km
Ixtepec IZT unknown 0 95 km
Bahias de Huatulco International HUX 143 Civ. Paved Yes 8800 161 km
Pochutla PUH unknown 0 183 km
Llano San Juan TGZ 1052 Civ. Paved Yes 8200 187 km
Francisco Sarabia 579 0 200 km
Plan de Ayala 91 0 232 km
Minatitlan Old 27 0 248 km
Minatitlan MTT 40 Civ. Paved Yes 6800 259 km
El Mendozal 69 0 275 km
Tapachula International TAP 29 Civ. Paved Yes 6500 279 km
Carlos A Carrillo 38 0 308 km

Ports

Intensity Name LOCODE Country Distance
Salina Cruz MXSCX Mexico 64 km
Puerto Angel Mexico 189 km
Minatitlan MXMTT Mexico 243 km
Nanchital MXNAN Mexico 256 km
Concepcion Mexico 292 km

Dams

Intensity Reservoir Dam Name River Year Distance
Presidente Benito Juarez Tehuantepec 1961 101 km
Malpaso Netzahualcoyotl Grijalva 1964 199 km
El Portillo Cuxtepeques 1980 201 km

More information

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