Index: Application/Ringtoets/src/Application.Ringtoets.Storage/Create/Piping/PipingCalculationScenarioCreateExtensions.cs
===================================================================
diff -u -rb4e3629ea2130359117dd403af8db3c8ae0c680b -r8ba84ca6be21278d394e6763eb202dd8132db92b
--- Application/Ringtoets/src/Application.Ringtoets.Storage/Create/Piping/PipingCalculationScenarioCreateExtensions.cs	(.../PipingCalculationScenarioCreateExtensions.cs)	(revision b4e3629ea2130359117dd403af8db3c8ae0c680b)
+++ Application/Ringtoets/src/Application.Ringtoets.Storage/Create/Piping/PipingCalculationScenarioCreateExtensions.cs	(.../PipingCalculationScenarioCreateExtensions.cs)	(revision 8ba84ca6be21278d394e6763eb202dd8132db92b)
@@ -72,6 +72,10 @@
             {
                 entity.HydraulicLocationEntity = registry.Get<HydraulicLocationEntity>(inputParameters.HydraulicBoundaryLocation);
             }
+            else
+            {
+                entity.AssessmentLevel = inputParameters.AssessmentLevel.Value.ToNaNAsNull();
+            }
             if (inputParameters.StochasticSoilProfile != null)
             {
                 entity.StochasticSoilProfileEntity = registry.Get(inputParameters.StochasticSoilProfile);
Index: Application/Ringtoets/src/Application.Ringtoets.Storage/Read/Piping/PipingCalculationEntityReadExtensions.cs
===================================================================
diff -u -rb4e3629ea2130359117dd403af8db3c8ae0c680b -r8ba84ca6be21278d394e6763eb202dd8132db92b
--- Application/Ringtoets/src/Application.Ringtoets.Storage/Read/Piping/PipingCalculationEntityReadExtensions.cs	(.../PipingCalculationEntityReadExtensions.cs)	(revision b4e3629ea2130359117dd403af8db3c8ae0c680b)
+++ Application/Ringtoets/src/Application.Ringtoets.Storage/Read/Piping/PipingCalculationEntityReadExtensions.cs	(.../PipingCalculationEntityReadExtensions.cs)	(revision 8ba84ca6be21278d394e6763eb202dd8132db92b)
@@ -90,6 +90,10 @@
             {
                 inputParameters.HydraulicBoundaryLocation = entity.HydraulicLocationEntity.Read(collector);
             }
+            else
+            {
+                inputParameters.AssessmentLevel = (RoundedDouble) entity.AssessmentLevel.ToNullAsNaN();
+            }
             if (entity.StochasticSoilProfileEntity != null)
             {
                 inputParameters.StochasticSoilModel = entity.StochasticSoilProfileEntity.StochasticSoilModelEntity.Read(collector);
Index: Application/Ringtoets/test/Application.Ringtoets.Storage.Test/Create/Piping/PipingCalculationScenarioCreateExtensionsTest.cs
===================================================================
diff -u -r0dfaf04c32ddd8f2ccfe1e244bdc6efcbb3b6857 -r8ba84ca6be21278d394e6763eb202dd8132db92b
--- Application/Ringtoets/test/Application.Ringtoets.Storage.Test/Create/Piping/PipingCalculationScenarioCreateExtensionsTest.cs	(.../PipingCalculationScenarioCreateExtensionsTest.cs)	(revision 0dfaf04c32ddd8f2ccfe1e244bdc6efcbb3b6857)
+++ Application/Ringtoets/test/Application.Ringtoets.Storage.Test/Create/Piping/PipingCalculationScenarioCreateExtensionsTest.cs	(.../PipingCalculationScenarioCreateExtensionsTest.cs)	(revision 8ba84ca6be21278d394e6763eb202dd8132db92b)
@@ -53,11 +53,11 @@
         }
 
         [Test]
-        [TestCase(true, 0.0, "A", "<Comments>", 2.2, 0.0, 123, 827364)]
-        [TestCase(false, 1.0, null, null, double.NaN, double.NaN, 980754, 231)]
+        [TestCase(true, 0.0, "A", "<Comments>", 2.2, 0.0, 5.8, 123, 827364)]
+        [TestCase(false, 1.0, null, null, double.NaN, double.NaN, double.NaN, 980754, 231)]
         public void Create_PipingCalculationScenarioWithPropertiesSet_ReturnPipingCalculationEntity(
             bool isRelevant, double contribution, string name, string comments,
-            double exitPoint, double entryPoint, int order, int randomSeed)
+            double exitPoint, double entryPoint, double assessmentLevel, int order, int randomSeed)
         {
             // Setup
             var random = new Random(randomSeed);
@@ -100,7 +100,8 @@
                     {
                         Mean = (RoundedDouble) random.GetFromRange(1e-6, 9999.9999),
                         StandardDeviation = (RoundedDouble) random.GetFromRange(1e-6, 9999.9999)
-                    }
+                    },
+                    AssessmentLevel = (RoundedDouble) assessmentLevel
                 }
             };
 
@@ -123,6 +124,7 @@
             Assert.AreEqual(input.PhreaticLevelExit.StandardDeviation.Value, entity.PhreaticLevelExitStandardDeviation);
             Assert.AreEqual(input.DampingFactorExit.Mean.Value, entity.DampingFactorExitMean);
             Assert.AreEqual(input.DampingFactorExit.StandardDeviation.Value, entity.DampingFactorExitStandardDeviation);
+            Assert.AreEqual(input.AssessmentLevel.Value.ToNaNAsNull(), entity.AssessmentLevel);
 
             Assert.AreEqual(order, entity.Order);
             Assert.AreEqual(0, entity.PipingCalculationEntityId);
Index: Application/Ringtoets/test/Application.Ringtoets.Storage.Test/IntegrationTests/StorageSqLiteIntegrationTest.cs
===================================================================
diff -u -rc68b62821df129218cd8d89b8b59db8c37ce3065 -r8ba84ca6be21278d394e6763eb202dd8132db92b
--- Application/Ringtoets/test/Application.Ringtoets.Storage.Test/IntegrationTests/StorageSqLiteIntegrationTest.cs	(.../StorageSqLiteIntegrationTest.cs)	(revision c68b62821df129218cd8d89b8b59db8c37ce3065)
+++ Application/Ringtoets/test/Application.Ringtoets.Storage.Test/IntegrationTests/StorageSqLiteIntegrationTest.cs	(.../StorageSqLiteIntegrationTest.cs)	(revision 8ba84ca6be21278d394e6763eb202dd8132db92b)
@@ -1327,6 +1327,7 @@
             Assert.AreEqual(expectedPipingInput.Diameter70.StandardDeviation, actualPipingInput.Diameter70.StandardDeviation);
             Assert.AreEqual(expectedPipingInput.DarcyPermeability.Mean, actualPipingInput.DarcyPermeability.Mean);
             Assert.AreEqual(expectedPipingInput.DarcyPermeability.StandardDeviation, actualPipingInput.DarcyPermeability.StandardDeviation);
+            Assert.AreEqual(expectedPipingInput.AssessmentLevel, actualPipingInput.AssessmentLevel);
         }
 
         private static void AssertPipingOutput(PipingOutput expectedOutput, PipingOutput actualOutput)
Index: Application/Ringtoets/test/Application.Ringtoets.Storage.Test/Read/Piping/PipingCalculationEntityReadExtensionsTest.cs
===================================================================
diff -u -r6173a5eb258ea7b50a5f4aac71d2448db9e211c3 -r8ba84ca6be21278d394e6763eb202dd8132db92b
--- Application/Ringtoets/test/Application.Ringtoets.Storage.Test/Read/Piping/PipingCalculationEntityReadExtensionsTest.cs	(.../PipingCalculationEntityReadExtensionsTest.cs)	(revision 6173a5eb258ea7b50a5f4aac71d2448db9e211c3)
+++ Application/Ringtoets/test/Application.Ringtoets.Storage.Test/Read/Piping/PipingCalculationEntityReadExtensionsTest.cs	(.../PipingCalculationEntityReadExtensionsTest.cs)	(revision 8ba84ca6be21278d394e6763eb202dd8132db92b)
@@ -52,10 +52,11 @@
         }
 
         [Test]
-        [TestCase(true, 0.98, "haha", "hihi", 0.0, 3.4, 123)]
-        [TestCase(false, 0.0, null, null, double.NaN, double.NaN, 321)]
+        [TestCase(true, 0.98, "haha", "hihi", 0.0, 3.4, 5.8, 123)]
+        [TestCase(false, 0.0, null, null, double.NaN, double.NaN, double.NaN, 321)]
         public void Read_ValidEntity_ReturnPipingCalculationScenario(bool isRelevant, double contribution,
-                                                                     string name, string comments, double entryPoint, double exitPoint, int seed)
+                                                                     string name, string comments, double entryPoint, double exitPoint,
+                                                                     double assessmentLevel, int seed)
         {
             // Setup
             var random = new Random(seed);
@@ -72,6 +73,7 @@
                 PhreaticLevelExitStandardDeviation = GetRandomNullableDoubleInRange(random, 0, 9999.99),
                 DampingFactorExitMean = GetRandomNullableDoubleInRange(random, 1e-6, 9999.99),
                 DampingFactorExitStandardDeviation = GetRandomNullableDoubleInRange(random, 0, 9999.99),
+                AssessmentLevel = assessmentLevel.ToNaNAsNull()
             };
 
             var collector = new ReadConversionCollector();
@@ -104,6 +106,7 @@
             AssertRoundedDouble(entity.PhreaticLevelExitStandardDeviation, calculation.InputParameters.PhreaticLevelExit.StandardDeviation);
             AssertRoundedDouble(entity.DampingFactorExitMean, calculation.InputParameters.DampingFactorExit.Mean);
             AssertRoundedDouble(entity.DampingFactorExitStandardDeviation, calculation.InputParameters.DampingFactorExit.StandardDeviation);
+            Assert.AreEqual(entity.AssessmentLevel.ToNullAsNaN(), calculation.InputParameters.AssessmentLevel.Value);
 
             Assert.IsNull(calculation.InputParameters.SurfaceLine);
             Assert.IsNull(calculation.InputParameters.HydraulicBoundaryLocation);
@@ -189,6 +192,7 @@
                 EntryPointL = 1,
                 ExitPointL = 2,
                 DampingFactorExitMean = 1,
+                AssessmentLevel = 5.81
             };
 
             var collector = new ReadConversionCollector();
@@ -199,6 +203,7 @@
 
             // Assert
             Assert.AreSame(hydraulicBoundaryLocation, calculation.InputParameters.HydraulicBoundaryLocation);
+            Assert.AreEqual(hydraulicBoundaryLocation.DesignWaterLevel, calculation.InputParameters.AssessmentLevel);
         }
 
         [Test]