diff --git a/Reconstruction/PFlow/PFlowValidation/PFOHistUtils/Changelog b/Reconstruction/PFlow/PFlowValidation/PFOHistUtils/Changelog
index e58d5a398b14b06bc3a6967cafd0ebf6002334fc..6f82527914b0546f98979f2c43f3954c75eb631c 100644
--- a/Reconstruction/PFlow/PFlowValidation/PFOHistUtils/Changelog
+++ b/Reconstruction/PFlow/PFlowValidation/PFOHistUtils/Changelog
@@ -1,3 +1,7 @@
+18 February 2015 Mark Hodgkinson
+Add CELL_SIG_SAMPLING plot for topoclusters
+Tag as PFOHistUtils-00-00-09    	
+
 4 November 2014 Mark Hodgkinson
 Add new PFOAttributes class
 Tag as PFOHistUtils-00-00-08	
diff --git a/Reconstruction/PFlow/PFlowValidation/PFOHistUtils/PFOHistUtils/ClusterMomentPlots.h b/Reconstruction/PFlow/PFlowValidation/PFOHistUtils/PFOHistUtils/ClusterMomentPlots.h
index fd0032e0e8f6720660e2237279a2969ae979e294..f76b3c03151408c2ce477a58474283ab3bc4ec52 100644
--- a/Reconstruction/PFlow/PFlowValidation/PFOHistUtils/PFOHistUtils/ClusterMomentPlots.h
+++ b/Reconstruction/PFlow/PFlowValidation/PFOHistUtils/PFOHistUtils/ClusterMomentPlots.h
@@ -34,6 +34,7 @@ namespace PFO {
      TH1* m_SIGNIFICANCE;
      TH1* m_AVG_LAR_Q;
      TH1* m_AVG_TILE_Q;
+     TH1* m_CELL_SIG_SAMPLING;
 
      void initializePlots();
      std::string m_sClusterContainerName;
diff --git a/Reconstruction/PFlow/PFlowValidation/PFOHistUtils/src/ClusterMomentPlots.cxx b/Reconstruction/PFlow/PFlowValidation/PFOHistUtils/src/ClusterMomentPlots.cxx
index 7574db3a1529ad53d6065c3dabed9b24a2427b16..7416aa4191f85964a28b610d00c8e2ba4c9eb071 100644
--- a/Reconstruction/PFlow/PFlowValidation/PFOHistUtils/src/ClusterMomentPlots.cxx
+++ b/Reconstruction/PFlow/PFlowValidation/PFOHistUtils/src/ClusterMomentPlots.cxx
@@ -24,6 +24,7 @@ namespace PFO {
     m_SIGNIFICANCE = Book1D("PFO_SIGNIFICANCE",m_sClusterContainerName + "_SIGNIFICANCE",300,-20.0,20.0);
     m_AVG_LAR_Q = Book1D("PFO_AVG_LAR_Q",m_sClusterContainerName + "_AVG_LAR_Q",240,-1.0,200.0);
     m_AVG_TILE_Q = Book1D("PFO_AVG_TILE_Q",m_sClusterContainerName + "_AVG_TILE_Q",240,-1.0,200.0);
+    m_CELL_SIG_SAMPLING = Book1D("PFO_CELL_SIG_SAMPLING",m_sClusterContainerName + "_CELL_SIG_SAMPLING",31,-1.0,30);
 
   }
 
@@ -99,6 +100,11 @@ namespace PFO {
     if (true == gotMoment) m_AVG_TILE_Q->Fill(moment_AVG_TILE_Q);
     else m_AVG_TILE_Q->Fill(-1.0);
 
+    double moment_CELL_SIG_SAMPLING = 0;
+    gotMoment = cluster.retrieveMoment(xAOD::CaloCluster::CELL_SIG_SAMPLING,moment_CELL_SIG_SAMPLING);
+    if (true == gotMoment) m_CELL_SIG_SAMPLING->Fill(moment_CELL_SIG_SAMPLING);
+    else m_CELL_SIG_SAMPLING->Fill(-1.0);
+
   }
 
 }