Index: /issm/trunk-jpl/src/m/plot/plot_unit.py
===================================================================
--- /issm/trunk-jpl/src/m/plot/plot_unit.py	(revision 21762)
+++ /issm/trunk-jpl/src/m/plot/plot_unit.py	(revision 21763)
@@ -94,6 +94,4 @@
 			tri=ax.tripcolor(triangles,data,colorlevels,cmap=cmap,norm=norm,alpha=alpha,edgecolors=edgecolor)
 		else:
-
-
 			#first deal with colormap
 			loccmap = plt.cm.ScalarMappable(cmap=cmap)
@@ -152,5 +150,6 @@
 			else:
 				triangles=mpl.tri.Triangulation(x,y,elements)
-			tri=ax.tricontourf(triangles,data,colorlevels,cmap=cmap,norm=norm,alpha=alpha)
+			#tri=ax.tricontourf(triangles,data,colorlevels,cmap=cmap,norm=norm,alpha=alpha)
+			tri=ax.tricontourf(triangles,data,colorlevels,cmap=cmap,norm=norm,alpha=alpha,extend='both')
 			if edgecolor != 'None':
 				ax.triplot(x,y,elements,color=edgecolor)