diff --git a/RPPtools.py b/RPPtools.py
index d5678e1a5d034a78ae63fa9ccfe728afe1793418..5f9bbac0b0c279a815a3f9f570555e9ac359cfc2 100644
--- a/RPPtools.py
+++ b/RPPtools.py
@@ -164,9 +164,14 @@ class compweights :
             self.lat = sub_lat
             self.hpts = [l.shape[0] for l in self.lon]
             self.maxhpts = max(self.hpts)
+            nboverlap=[]
+            overlaperr=[]
             for icell in range(len(self.lon)) :
-                INFO(str(icell)+" Sum of overlap "+str(np.sum(self.area[icell])/modelgrid.area[icell])+
-                     " Nb of Hydro grid overlaping : "+str(self.hpts[icell]))
+                nboverlap.append(self.hpts[icell])
+                overlaperr.append(np.sum(self.area[icell])/modelgrid.area[icell])
+            #
+            INFO(str(part.rank)+" Area Overlap error : "+str(min(overlaperr))+"-"+str(max(overlaperr))+\
+                     " Nb of Hydro grid overlaping : "+str(min(self.hpts))+"-"+str(max(self.hpts)) )
             #
             self.dumpweights(wfile, part, modelgrid, hydrogrid)
             #