Index: DamClients/DamUI/trunk/src/Dam/Deltares.Dam.Tests/DamEngineIo/FillXmlInputFromDamUiTests.cs
===================================================================
diff -u -r4201 -r4202
--- DamClients/DamUI/trunk/src/Dam/Deltares.Dam.Tests/DamEngineIo/FillXmlInputFromDamUiTests.cs	(.../FillXmlInputFromDamUiTests.cs)	(revision 4201)
+++ DamClients/DamUI/trunk/src/Dam/Deltares.Dam.Tests/DamEngineIo/FillXmlInputFromDamUiTests.cs	(.../FillXmlInputFromDamUiTests.cs)	(revision 4202)
@@ -1251,7 +1251,6 @@
 
         private static SoilList CreateSoilList(IEnumerable<string> soilNames)
         {
-            var random = new Random(21);
             var soilList = new SoilList
             {
                 AquiferDictionary = new Dictionary<Soil, bool>()
@@ -1264,9 +1263,6 @@
                     Name = soilName
                 };
                 soilList.Add(soilToBeAdded);
-
-                var isAquifer = Convert.ToBoolean(random.Next(0, 2));
-                soilList.AquiferDictionary.Add(soilToBeAdded, isAquifer);
             }
 
             return soilList;
Index: DamClients/DamUI/trunk/src/Dam/Deltares.Dam.Tests/StiImporter/SoilProfile2DImporterTest.cs
===================================================================
diff -u -r4070 -r4202
--- DamClients/DamUI/trunk/src/Dam/Deltares.Dam.Tests/StiImporter/SoilProfile2DImporterTest.cs	(.../SoilProfile2DImporterTest.cs)	(revision 4070)
+++ DamClients/DamUI/trunk/src/Dam/Deltares.Dam.Tests/StiImporter/SoilProfile2DImporterTest.cs	(.../SoilProfile2DImporterTest.cs)	(revision 4202)
@@ -105,7 +105,7 @@
                 "Soft Clay",
                 "Muck"
             }, soilProfileOne.Surfaces.Select(s => s.Name));
-            AssertSoilLayerProperties(availableSoils, soilProfileOne.Surfaces);
+            AssertSoilLayerProperties(soilProfileOne.Surfaces);
 
             SoilProfile2D soilProfileTwo = soilProfiles.ElementAt(1);
             Assert.That(soilProfileTwo.Name, Is.EqualTo(profileTwoName));
@@ -116,7 +116,7 @@
                 "Peat",
                 "Soft Clay"
             }, soilProfileTwo.Surfaces.Select(s => s.Name)); // Check only whether all the surfaces are present as the order differs on different machines.
-            AssertSoilLayerProperties(availableSoils, soilProfileTwo.Surfaces);
+            AssertSoilLayerProperties(soilProfileTwo.Surfaces);
         }
 
         [Test]
@@ -151,7 +151,7 @@
                 "Soft Clay",
                 "Muck"
             }, soilProfileOne.Surfaces.Select(s => s.Name));
-            AssertSoilLayerProperties(availableSoils, soilProfileOne.Surfaces);
+            AssertSoilLayerProperties(soilProfileOne.Surfaces);
 
             SoilProfile2D soilProfileTwo = soilProfiles.ElementAt(1);
             Assert.That(soilProfileTwo.Name, Is.EqualTo(profileTwoFileName));
@@ -162,7 +162,7 @@
                 "Peat",
                 "Soft Clay"
             }, soilProfileTwo.Surfaces.Select(s => s.Name)); // Check only whether all the surfaces are present as the order differs on different machines.
-            AssertSoilLayerProperties(availableSoils, soilProfileTwo.Surfaces);
+            AssertSoilLayerProperties(soilProfileTwo.Surfaces);
         }
 
         [Test]
@@ -229,20 +229,16 @@
             return segment;
         }
 
-        private static void AssertSoilLayerProperties(SoilList soils, IEnumerable<SoilLayer2D> soilLayers)
+        private static void AssertSoilLayerProperties(IEnumerable<SoilLayer2D> soilLayers)
         {
             foreach (SoilLayer2D soilLayer in soilLayers)
             {
-                Soil soil = soils.Soils.Single(s => string.Equals(s.Name, soilLayer.Name));
-                bool expectedIsAquifer = soils.AquiferDictionary[soil];
-                Assert.That(soilLayer.IsAquifer, Is.EqualTo(expectedIsAquifer));
                 Assert.That(soilLayer.WaterpressureInterpolationModel, Is.EqualTo(GeotechnicsWaterPressureInterpolationModel.Hydrostatic));
             }
         }
 
         private static SoilList CreateSoilList(IEnumerable<string> soilNames)
         {
-            var random = new Random(21);
             var soilList = new SoilList
             {
                 AquiferDictionary = new Dictionary<Soil, bool>()
@@ -255,9 +251,6 @@
                     Name = soilName
                 };
                 soilList.Add(soilToBeAdded);
-
-                var isAquifer = Convert.ToBoolean(random.Next(0, 2));
-                soilList.AquiferDictionary.Add(soilToBeAdded, isAquifer);
             }
 
             return soilList;