Index: Ringtoets/Common/src/Ringtoets.Common.Forms/Views/HydraulicBoundaryLocationsView.cs
===================================================================
diff -u -rf4720b27ed71fe3f179b4301c3c0993cb9fe9094 -r61ec7f61542fbcb75392332755c5770ecea8d3a5
--- Ringtoets/Common/src/Ringtoets.Common.Forms/Views/HydraulicBoundaryLocationsView.cs	(.../HydraulicBoundaryLocationsView.cs)	(revision f4720b27ed71fe3f179b4301c3c0993cb9fe9094)
+++ Ringtoets/Common/src/Ringtoets.Common.Forms/Views/HydraulicBoundaryLocationsView.cs	(.../HydraulicBoundaryLocationsView.cs)	(revision 61ec7f61542fbcb75392332755c5770ecea8d3a5)
@@ -65,7 +65,7 @@
             AssessmentSection = assessmentSection;
 
             hydraulicBoundaryLocationsObserver = new Observer(UpdateDataGridViewDataSource);
-            hydraulicBoundaryLocationObserver = new RecursiveObserver<ObservableList<HydraulicBoundaryLocation>, HydraulicBoundaryLocation>(HandleHydraulicBoundaryDatabaseUpdate, list => list);
+            hydraulicBoundaryLocationObserver = new RecursiveObserver<ObservableList<HydraulicBoundaryLocation>, HydraulicBoundaryLocation>(HandleHydraulicBoundaryLocationUpdate, list => list);
 
             this.locations = locations;
 
Index: Ringtoets/Common/src/Ringtoets.Common.Forms/Views/LocationsView.cs
===================================================================
diff -u -r16559315c0a64fffd05827d249200c62e353231f -r61ec7f61542fbcb75392332755c5770ecea8d3a5
--- Ringtoets/Common/src/Ringtoets.Common.Forms/Views/LocationsView.cs	(.../LocationsView.cs)	(revision 16559315c0a64fffd05827d249200c62e353231f)
+++ Ringtoets/Common/src/Ringtoets.Common.Forms/Views/LocationsView.cs	(.../LocationsView.cs)	(revision 61ec7f61542fbcb75392332755c5770ecea8d3a5)
@@ -160,10 +160,10 @@
         }
 
         /// <summary>
-        /// Handles the update from the hydraulic boundary database by refreshing
-        /// the data grid view and updating the data of the illustration points control.
+        /// Handles the update of a hydraulic boundary location by refreshing the data grid view
+        /// and updating the data of the illustration points control.
         /// </summary>
-        protected void HandleHydraulicBoundaryDatabaseUpdate()
+        protected void HandleHydraulicBoundaryLocationUpdate()
         {
             suspendAllEvents = true;
             dataGridViewControl.RefreshDataGridView();
Index: Ringtoets/Common/test/Ringtoets.Common.Forms.TestUtil/LocationsViewSynchronizationTester.cs
===================================================================
diff -u -r10e6f9291398660f562b21320da82ba6b557bdf2 -r61ec7f61542fbcb75392332755c5770ecea8d3a5
--- Ringtoets/Common/test/Ringtoets.Common.Forms.TestUtil/LocationsViewSynchronizationTester.cs	(.../LocationsViewSynchronizationTester.cs)	(revision 10e6f9291398660f562b21320da82ba6b557bdf2)
+++ Ringtoets/Common/test/Ringtoets.Common.Forms.TestUtil/LocationsViewSynchronizationTester.cs	(.../LocationsViewSynchronizationTester.cs)	(revision 61ec7f61542fbcb75392332755c5770ecea8d3a5)
@@ -105,6 +105,7 @@
 
             locations.ForEach(loc =>
             {
+                loc.DesignWaterLevelCalculation.Output = null;
                 loc.WaveHeightCalculation.Output = null;
                 loc.NotifyObservers();
             });
@@ -115,6 +116,7 @@
             ObservableList<HydraulicBoundaryLocation> locations = GetLocationsInView(view);
 
             HydraulicBoundaryLocation hydraulicBoundaryLocation = locations.First();
+            hydraulicBoundaryLocation.DesignWaterLevelCalculation.Output = new TestHydraulicBoundaryLocationOutput(new TestGeneralResultSubMechanismIllustrationPoint());
             hydraulicBoundaryLocation.WaveHeightCalculation.Output = new TestHydraulicBoundaryLocationOutput(new TestGeneralResultSubMechanismIllustrationPoint());
             hydraulicBoundaryLocation.NotifyObservers();
         }