This article offers bibliographical details of the printed news letters (relaciones de sucesos) that report the floods caused by the river Guadalquivir in Seville in the first decade of the seventeenth century. These publications have been identified only in the past few years in various public and private libraries. Furthermore, it offers an edition of the news letter written by Diego de Brizuela Corcuera, the earliest known news letter in verse on the ‘San Benito flood’ of 1608.