diff --git a/geau/R/data.r b/geau/R/data.r
index c2e33bbde6e587c4faef5c001a87a2a12d41f752..6a25759cbac25eda96f5ce56a21eeb094e8e14bc 100644
--- a/geau/R/data.r
+++ b/geau/R/data.r
@@ -106,4 +106,19 @@
 #' }
 #'
 #' @source \url{http://bdtopage.eaufrance.fr/page/objectifs}
-"so_ii_hydro"
\ No newline at end of file
+"so_ii_hydro"
+
+#' Catchment areas of interest within the so-ii perimeter
+#'
+#' A dataset containing the official catchments areas of interest from the BD 
+#' TOPAGE within the so-ii perimeter.
+#'
+#' @format sf data.frame 15 rows, 4 variables
+#' \describe{
+#'   \item{id}{id, from BD TOPAGE (corresponding to CdOh)}
+#'   \item{name}{character, name of the catchment area in BD TOPAGE}
+#'   \item{degre}{character, level of detail to plot the catchment area}
+#' }
+#'
+#' @source \url{http://bdtopage.eaufrance.fr/page/objectifs}
+"so_ii_catchment"
\ No newline at end of file