diff --git a/AIS/bsmd.AIS2Service/AISManager.cs b/AIS/bsmd.AIS2Service/AISManager.cs
index d61a9d18..c0cdcb2e 100644
--- a/AIS/bsmd.AIS2Service/AISManager.cs
+++ b/AIS/bsmd.AIS2Service/AISManager.cs
@@ -49,6 +49,7 @@ namespace bsmd.AIS2Service
             {
                 _sitRepList.TryAdd(key, targets[key]);
             }
+            _log.InfoFormat("preloaded {0} targets", _sitRepList.Count);
 
             foreach (var task in _tasks)
             {
diff --git a/AIS/bsmd.AIS2Service/webservice/SLRController.cs b/AIS/bsmd.AIS2Service/webservice/SLRController.cs
index f0fd13a8..acb66a2e 100644
--- a/AIS/bsmd.AIS2Service/webservice/SLRController.cs
+++ b/AIS/bsmd.AIS2Service/webservice/SLRController.cs
@@ -15,10 +15,13 @@ namespace bsmd.AIS2Service
             if (!id.HasValue) return null;
             List<ShipLocationReport> result = AISManager.SQLiteStorage.GetShipLocationReports(id.Value);
 
+            // Class B targets entfernen
             int classBReportCnt = result.RemoveAll(x => AISManager.SitRep.ContainsKey(x.MMSI) && (AISManager.SitRep[x.MMSI].IsClassB ?? false));
-            _log.DebugFormat("removed {0} class B SLR reports from list"); // tut des?
+            _log.DebugFormat("removed {0} class B alarms from list"); // tut des?
 
             // auch alles entfernen was "abgelaufen" ist und nicht im SitRep enthalten ist
+            int expiredCnt = result.RemoveAll(x => AISManager.SitRep.ContainsKey(x.MMSI) && ((DateTime.Now - x.Timestamp_Last).TotalMinutes > 1440));
+            _log.InfoFormat("removed {0} expired (> 1 day) alarms from list");
 
             Dictionary<int, List<ShipLocationReport>> mmsiDict = new Dictionary<int, List<ShipLocationReport>>();
             foreach(ShipLocationReport report in result) {