diff --git a/MP.MONO.Data/Controllers/MpDbController.cs b/MP.MONO.Data/Controllers/MpDbController.cs
index 1127139..8a49015 100644
--- a/MP.MONO.Data/Controllers/MpDbController.cs
+++ b/MP.MONO.Data/Controllers/MpDbController.cs
@@ -261,32 +261,34 @@ namespace MP.MONO.Data.Controllers
         /// <summary>
         /// Recupero lista sommatoria durata eventi allarme per analisi, ordinati in logica di pareto (Max-min)
         /// </summary>
-        /// <param name="MachineId">Id Macchina</param>
+        /// <param name="machineId">Id Macchina</param>
         /// <param name="dtFrom">inizio analisi (evento deve iniziare/finire entro periodo)</param>
         /// <param name="dtTo">fine analisi (evento deve iniziare/finire entro periodo)</param>
         /// <param name="minDur">durata minima evento per venire considerato, -1 = tutti</param>
         /// <param name="maxDur">durata massima evento per venire considerato, -1 = tutti</param>
         /// <returns></returns>
-        public List<AlarmDurationDTO> AlarmRecGetParetoDur(int MachineId, DateTime dtFrom, DateTime dtTo, int minDur = -1, int maxDur = -1)
+        public List<AlarmDurationDTO> AlarmRecGetParetoDur(int machineId, DateTime dtFrom, DateTime dtTo, int minDur = -1, int maxDur = -1)
         {
             List<AlarmDurationDTO> dbResult = new List<AlarmDurationDTO>();
             using (MapoMonoContext localDbCtx = new MapoMonoContext())
             {
                 try
                 {
-                    //dbResult = localDbCtx
-                    //            .DbSetAlarmRec
-                    //            .Where(x => x.MachineId == MachineId)
-                    //            .Include(m => m.MachineNav)
-                    //            .Include(m => m.AlarmListNav)
-                    //            .OrderByDescending(x => x.DtStart)
-                    //            .Skip(skipRec)
-                    //            .Take(numRec)
-                    //            .ToList();
+                    dbResult = localDbCtx
+                               .DbSetAlarmRec
+                               .Where(x => x.MachineId == machineId
+                                       && (x.DtStart >= dtFrom && x.DtStart <= dtTo)
+                                       && (x.Duration >= minDur || minDur < 0)
+                                       && (x.Duration <= maxDur || maxDur < 0))
+                               .GroupBy(g => g.AlarmId)
+                               .Select(g => new AlarmDurationDTO() { MachineId = machineId, AlarmId = g.Key, Duration = g.Sum(x => x.Duration) })
+                               .Include(m => m.MachineNav)
+                               .Include(m => m.AlarmListNav)
+                               .ToList();
                 }
                 catch (Exception exc)
                 {
-                    Log.Error($"Eccezione durante AlarmRecGetParetoFreq{Environment.NewLine}{exc}");
+                    Log.Error($"Eccezione durante AlarmRecGetParetoDur{Environment.NewLine}{exc}");
                 }
             }
             return dbResult;