Index: wflow-py/wflow/wflow_sbm2.py
===================================================================
diff -u -r0e3a4ff42f6a43d7e03dcab7516cd91f44465391 -rcf41bb7e48c4a6bb8cdcd08612b0647745013d32
--- wflow-py/wflow/wflow_sbm2.py	(.../wflow_sbm2.py)	(revision 0e3a4ff42f6a43d7e03dcab7516cd91f44465391)
+++ wflow-py/wflow/wflow_sbm2.py	(.../wflow_sbm2.py)	(revision cf41bb7e48c4a6bb8cdcd08612b0647745013d32)
@@ -1086,9 +1086,10 @@
         MaxInfiltPath = min(self.InfiltCapPath * soilInfRedu, PathInf)
         self.PathInfiltExceeded = self.PathInfiltExceeded + scalar(self.InfiltCapPath * soilInfRedu < PathInf)
 
-        InfiltSoilPath = min(MaxInfiltPath+MaxInfiltSoil,UStoreCapacity)
+        InfiltSoilPath = min(MaxInfiltPath+MaxInfiltSoil,max(0.0,UStoreCapacity))
 
 
+
         self.SumThickness = self.ZeroMap
         self.c=self.ZeroMap + 4.0
         self.ZiLayer = self.ZeroMap