The study, which includes numerous maps, graphs and hydrographs, detailing the genesis and physical weather that historic flood, the socioeconomic impact of the damage, and its social impact, through the reflection of the disaster in the newspaper reports of the time. The article 'Avenue October 22, 1948 in the Segura basin. Review and Analysis', available at http://estudiosgeograficos.revistas.csic.es, is included in the number 73 of the journal Geographical Survey, published by the Institute of Economics, Geography and Demography of CSIC. This biannual publication disseminates articles dedicated to scientific research on geography, plus news, reviews and book reviews current editorial on this subject and related, such as cartography, geology, ecology and demography.