diff --git a/src/csharp/Grpc.Core/Grpc.Core.csproj b/src/csharp/Grpc.Core/Grpc.Core.csproj
index a8b7b5f00d9ed846c3635bcd4e52386892854660..db04a8a68b1f9e21ba6b1dbe860d6db7b103e9df 100644
--- a/src/csharp/Grpc.Core/Grpc.Core.csproj
+++ b/src/csharp/Grpc.Core/Grpc.Core.csproj
@@ -136,6 +136,7 @@
     <Compile Include="Internal\ClientSideStatus.cs" />
     <Compile Include="Internal\ClockType.cs" />
     <Compile Include="Internal\CallError.cs" />
+    <Compile Include="Logging\LogLevel.cs" />
   </ItemGroup>
   <ItemGroup>
     <None Include="Grpc.Core.nuspec" />
diff --git a/src/csharp/Grpc.Core/Logging/LogLevel.cs b/src/csharp/Grpc.Core/Logging/LogLevel.cs
new file mode 100644
index 0000000000000000000000000000000000000000..d64e1f5fd0f7d0726a58c0f9cb29de091baaa2ec
--- /dev/null
+++ b/src/csharp/Grpc.Core/Logging/LogLevel.cs
@@ -0,0 +1,59 @@
+#region Copyright notice and license
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#endregion
+
+using System;
+using System.Collections.Generic;
+
+namespace Grpc.Core.Logging
+{
+    /// <summary>Standard logging levels.</summary>
+    public enum LogLevel
+    {
+        /// <summary>
+        /// Debug severity.
+        /// </summary>
+        Debug = 0,
+        /// <summary>
+        /// Info severity.
+        /// </summary>
+        Info,
+        /// <summary>
+        /// Warning severity.
+        /// </summary>
+        Warning,
+        /// <summary>
+        /// Error severity.
+        /// </summary>
+        Error
+    }
+}