UPStrat-MAFA 3rd General MeetingSelfoss, Iceland, 23-26 July 2013 AREA 3

Application of SASHA for Spain case: Area 3 (SE Spain)

María-José Jiménez, IGEO (CSIC,UCM), SpainMariano García-Fernández, IGEO (CSIC,UCM), Spain

Dario Albarello, Univ. of Siena, Italy

UPStrat-MAFA 3rd General MeetingSelfoss, Iceland, 23-26 July 2013 AREA 3

White stars: I-EMS98 ≥ V-VIRed stars: I-EMS98 ≥ VIIGrey circles: IGN Catalogue (1048-2012)

UPStrat-MAFA 3rd General MeetingSelfoss, Iceland, 23-26 July 2013 AREA 3

In the Vega Baja, the historical record contains references of damaging events reaching EMS98 intensity VIII reported at Orihuela (the most important nucleus of population in historical times) in the years 1048, 1482, and 1673. The strongest in the region occurred in 1829 and it is known as the Torrevieja earthquake, on March 21, 1829. This is the main shock in a seismic sequence of at least 42 events occurring from 1828 to 1830 with EMS98 intensities reaching IX–X. During the instrumental period (early in the 20th century) the strongest event was the 1919, mbLg5.2 Jacarilla earthquake.

Area 3Vega Baja

UPStrat-MAFA 3rd General MeetingSelfoss, Iceland, 23-26 July 2013 AREA 3

White stars: I-EMS98 ≥ V-VIRed stars: I-EMS98 ≥ VIIGrey circles: IGN Catalogue (1048-2012)

UPStrat-MAFA 3rd General MeetingSelfoss, Iceland, 23-26 July 2013 AREA 3

Lorca population of around 90,000. Nearby towns and provinces not seriously affected. Huge shock in the whole country. The only fatalities from earthquakes in the 20th century in 1956 (11) and 1969 (4). Only one building collapsed. About 1164 were seriously damaged. Damage concentrated in several areas where around 40% of buildings were damaged. In the historical centre 16% of buildings were damaged. Historical heritage severely affected, including old churches and medieval wall towers. Historical record intensity VIII in the Lorca area (e.g. 1674 and two in 1911) Last 10 years events in 1999, Mw4.8; 2002, Mw5.0; 2005, Mw4.7. Reached intensities EMS98 VI-VII causing damage and economic losses in several towns in the region.

11 May 201117:05 Mw4.518:47 Mw5.222:37 Mw3.9

9 fatalities300 injured

1164 buildings seriously damaged

UPStrat-MAFA 3rd General MeetingSelfoss, Iceland, 23-26 July 2013 AREA 3

UPStrat-MAFA 3rd General MeetingSelfoss, Iceland, 23-26 July 2013 AREA 3

UPStrat-MAFA 3rd General MeetingSelfoss, Iceland, 23-26 July 2013 AREA 3

Iref estimates (highest intensity values with exceedance probability not less than 10% in 50 years) obtained at the main municipalities in Area 3

UPStrat-MAFA 3rd General MeetingSelfoss, Iceland, 23-26 July 2013 AREA 3

UPStrat-MAFA 3rd General MeetingSelfoss, Iceland, 23-26 July 2013 AREA 3

SITES VEGA BAJA

Locality LAT LON Locality LAT LON Almoradí 38.10977 -0.79201 Callosa de Segura 38.12258 -0.87933 Torrevieja 37.97775 -0.68302 San Fulgencio 38.11222 -0.71879 Guardamar del Segura 38.08988 -0.65477 Santa Pola 38.19311 -0.55528 Jacarilla 38.0607 -0.86635 San Miguel de Salinas 37.97713 -0.7893 Orihuela 38.08574 -0.94664 Formentera Segura 38.08423 -0.74649 Alacant/ Alicante 38.34548 -0.48318 Benejúzar 38.07806 -0.83819

SITES LORCA REGION Locality LAT LON Locality LAT LON Aledo 37.79182 -1.57298 Lorca 37.677 -1.6993 Alhama de Murcia 37.85237 -1.42462 Lorquí 38.0819 -1.25436 Bullas 38.04956 -1.67033 Mula 38.04203 -1.49032 Caravaca de la Cruz 38.10494 -1.8643 Murcia 37.98436 -1.12854 Cartagena 37.60017 -0.9821 Las Torres de Cotillas 38.02953 -1.24119 Cehegín 38.09849 -1.80048 Fortuna 38.17924 -1.12301

UPStrat-MAFA 3rd General MeetingSelfoss, Iceland, 23-26 July 2013 AREA 3

Area 3: Vega Baja Area 3: Lorca

SASHAHazard

UPStrat-MAFA 3rd General MeetingSelfoss, Iceland, 23-26 July 2013 AREA 3