diff --git a/geau/R/data.r b/geau/R/data.r
index 63f3ababe02f537f00681a7cc588d366f512c1ad..99e2531fa41be98d22f68af52795d43da091b446 100644
--- a/geau/R/data.r
+++ b/geau/R/data.r
@@ -46,4 +46,12 @@
 #'   \item{clc_2018}{character, classification from CLC 2018}
 #'   \item{color}{character, default color to be used to plot so_ii_clc}
 #' }
-"so_ii_limit"
\ No newline at end of file
+"so_ii_limit"
+
+#' Flood frequency for the municipalities of so-ii
+#'
+#' A dataset containing the flood frequency by year and so-ii municipality 
+#' according to the GASPAR database.
+#'
+#' @format matrix 78 rows, 41 variables
+"so_ii_gaspar"
\ No newline at end of file