Index: wflow-py/UnitTests/TestBMI.py
===================================================================
diff -u -rb0268a64b8bf7f7d315774d3bea6fda7cb5f77d1 -r9f44198de9b8cb570e918430411677dd9b3551ec
--- wflow-py/UnitTests/TestBMI.py	(.../TestBMI.py)	(revision b0268a64b8bf7f7d315774d3bea6fda7cb5f77d1)
+++ wflow-py/UnitTests/TestBMI.py	(.../TestBMI.py)	(revision 9f44198de9b8cb570e918430411677dd9b3551ec)
@@ -23,8 +23,8 @@
 
         print("-------------- Grid origin: ")
         gorigin = bmiobj.get_grid_origin('Altitude')
-        print(gorigin)
-        self.assertAlmostEquals(sum([52.054268, 5.2271633]), sum(gorigin),places=4)
+        #print(gorigin)
+        self.assertAlmostEquals(sum([45.875934703275561, 5.2088299822062254]), sum(gorigin),places=4)
 
         print("-------------- Grid shape: ")
         print(bmiobj.get_grid_shape('Altitude'))
Index: wflow-py/wflow/wflow_bmi.py
===================================================================
diff -u -ra8927febfc0e3f567b5f5dddff0cb6ef139ad8e7 -r9f44198de9b8cb570e918430411677dd9b3551ec
--- wflow-py/wflow/wflow_bmi.py	(.../wflow_bmi.py)	(revision a8927febfc0e3f567b5f5dddff0cb6ef139ad8e7)
+++ wflow-py/wflow/wflow_bmi.py	(.../wflow_bmi.py)	(revision 9f44198de9b8cb570e918430411677dd9b3551ec)
@@ -945,9 +945,10 @@
         :return: X, Y: ,the lower left corner of the grid.
         """
         dims = self.dynModel.wf_supplyGridDim() # returns in cell centre
+
         xsize = dims[2]
         ysize = dims[3]
-        x = dims[6] - (xsize * 0.5)
+        x = dims[0] - (xsize * 0.5)
         y = dims[7] - (ysize * 0.5)
         self.bmilogger.debug("get_grid_origin: " + long_var_name + ' result: ' + str([y, x]))
         return [y, x]