Index: Ringtoets/DuneErosion/src/Ringtoets.DuneErosion.Service/DuneErosionDataSynchronizationService.cs
===================================================================
diff -u -r35cdb63312e00d641feb421d02e99b08b087938f -rd18c49efb0d6e0b49fb9a54daf3589d6069a62b1
--- Ringtoets/DuneErosion/src/Ringtoets.DuneErosion.Service/DuneErosionDataSynchronizationService.cs	(.../DuneErosionDataSynchronizationService.cs)	(revision 35cdb63312e00d641feb421d02e99b08b087938f)
+++ Ringtoets/DuneErosion/src/Ringtoets.DuneErosion.Service/DuneErosionDataSynchronizationService.cs	(.../DuneErosionDataSynchronizationService.cs)	(revision d18c49efb0d6e0b49fb9a54daf3589d6069a62b1)
@@ -58,12 +58,10 @@
             {
                 throw new ArgumentNullException(nameof(failureMechanism));
             }
-
             if (hydraulicBoundaryLocations == null)
             {
                 throw new ArgumentNullException(nameof(hydraulicBoundaryLocations));
             }
-
             if (duneLocations == null)
             {
                 throw new ArgumentNullException(nameof(duneLocations));
@@ -114,32 +112,6 @@
                             .ToArray();
         }
 
-        /// <summary>
-        /// Clears the output of the dune location calculations within the collection.
-        /// </summary>
-        /// <param name="calculations">The calculations for which the output needs to be cleared.</param>
-        /// <returns>All objects changed during the clear.</returns>
-        /// <exception cref="ArgumentNullException">Thrown when <paramref name="calculations"/> is <c>null</c>.</exception>
-        public static IEnumerable<IObservable> ClearDuneCalculationsOutput(IEnumerable<DuneLocationCalculation> calculations)
-        {
-            if (calculations == null)
-            {
-                throw new ArgumentNullException(nameof(calculations));
-            }
-
-            var affectedCalculations = new List<IObservable>();
-            foreach (DuneLocationCalculation calculation in calculations)
-            {
-                if (calculation.Output != null)
-                {
-                    calculation.Output = null;
-                    affectedCalculations.Add(calculation);
-                }
-            }
-
-            return affectedCalculations;
-        }
-
         private static bool DoesHydraulicBoundaryLocationMatchWithDuneLocation(HydraulicBoundaryLocation hydraulicBoundaryLocation,
                                                                                ReadDuneLocation readDuneLocation)
         {