diff --git a/AsbCloudInfrastructure/Services/DetectOperations/DetectedOperationService.cs b/AsbCloudInfrastructure/Services/DetectOperations/DetectedOperationService.cs
index 9691c7fb..23a5d20b 100644
--- a/AsbCloudInfrastructure/Services/DetectOperations/DetectedOperationService.cs
+++ b/AsbCloudInfrastructure/Services/DetectOperations/DetectedOperationService.cs
@@ -173,35 +173,34 @@ namespace AsbCloudInfrastructure.Services.DetectOperations
             };
         }
 
-
         private IQueryable<DetectedOperation> BuildQueryBase(WellDto well, DetectedOperationRequest request)
         {
             var query = db.Set<DetectedOperation>()
                 .Where(o => o.IdTelemetry == well.IdTelemetry);
 
-            if (request is not null)
+            if (request.IdsTelemetries.Any())
             {
-                if (request.IdsTelemetries.Any())
-                    query = query.Where(o => request.IdsTelemetries.Contains(o.IdTelemetry));
+                query = query
+                    .Union(db.Set<DetectedOperation>().Where(o => request.IdsTelemetries.Contains(o.IdTelemetry)));
+            }                
                 
-                if (request.IdsCategories.Any())
-                    query = query.Where(o => request.IdsCategories.Contains(o.IdCategory));
+            if (request.IdsCategories.Any())
+                query = query.Where(o => request.IdsCategories.Contains(o.IdCategory));
 
-                if (request.GeDateStart is not null)
-                    query = query.Where(o => o.DateStart >= request.GeDateStart.Value.Date.ToUtcDateTimeOffset(well.Timezone.Hours));
+            if (request.GeDateStart is not null)
+                query = query.Where(o => o.DateStart >= request.GeDateStart.Value.Date.ToUtcDateTimeOffset(well.Timezone.Hours));
 
-                if (request.LeDateEnd is not null)
-                    query = query.Where(o => o.DateEnd <= request.LeDateEnd.Value.Date.ToUtcDateTimeOffset(well.Timezone.Hours));
+            if (request.LeDateEnd is not null)
+                query = query.Where(o => o.DateEnd <= request.LeDateEnd.Value.Date.ToUtcDateTimeOffset(well.Timezone.Hours));
 
-                if (request.GeDepth is not null)
-                    query = query.Where(o => o.DepthStart >= request.GeDepth);
+            if (request.GeDepth is not null)
+                query = query.Where(o => o.DepthStart >= request.GeDepth);
 
-                if (request.LeDepth is not null)
-                    query = query.Where(o => o.DepthEnd <= request.LeDepth);
+            if (request.LeDepth is not null)
+                query = query.Where(o => o.DepthEnd <= request.LeDepth);
 
-                if (request.IdTelemetryUser is not null)
-                    query = query.Where(o => o.IdUsersAtStart == request.IdTelemetryUser);
-            }
+            if (request.IdTelemetryUser is not null)
+                query = query.Where(o => o.IdUsersAtStart == request.IdTelemetryUser);
 
             return query;
         }
@@ -211,7 +210,7 @@ namespace AsbCloudInfrastructure.Services.DetectOperations
             IQueryable<DetectedOperation> query = BuildQueryBase(well, request)
                 .Include(o => o.OperationCategory);
 
-            if (request?.SortFields?.Any() == true)
+            if (request.SortFields?.Any() == true)
             {
                 query = query.SortBy(request.SortFields);
             }
@@ -220,10 +219,10 @@ namespace AsbCloudInfrastructure.Services.DetectOperations
                     .OrderBy(o => o.DateStart)
                     .ThenBy(o => o.DepthStart);
 
-            if (request?.Skip > 0)
+            if (request.Skip.HasValue)
                 query = query.Skip((int)request.Skip);
 
-            if (request?.Take > 0)
+            if (request.Take.HasValue)
                 query = query.Take((int)request.Take);
 
             return query;
diff --git a/AsbCloudInfrastructure/Services/Subsystems/SubsystemService.cs b/AsbCloudInfrastructure/Services/Subsystems/SubsystemService.cs
index 34626f78..c5b38405 100644
--- a/AsbCloudInfrastructure/Services/Subsystems/SubsystemService.cs
+++ b/AsbCloudInfrastructure/Services/Subsystems/SubsystemService.cs
@@ -227,19 +227,17 @@ internal class SubsystemService : ISubsystemService
 
 			var request = new DetectedOperationRequest
 			{
-				IdsTelemetries = idsTelemetries,
+				IdWell = well.Id,
 				IdsCategories = WellOperationCategory.MechanicalDrillingSubIds,
 				GeDateStart = geDateStartUtc,
 				LeDateEnd = leDateUtc,
 			};
 
-			var operations = await detectedOperationService
+			var telemetryOperations = await detectedOperationService
 				.GetOperationsAsync(request, token);
 
 			var wellStat = new SubsystemActiveWellStatDto { Well = well };
 
-			var telemetryOperations = operations.Where(o => o.IdTelemetry == well.IdTelemetry);
-
 			if (!telemetryOperations.Any())
 				continue;
 
@@ -250,6 +248,7 @@ internal class SubsystemService : ISubsystemService
 
 			wellStat.SubsystemAPD = subsystemStat.FirstOrDefault(s => s.IdSubsystem == IdSubsystemAPD);
 			wellStat.SubsystemOscillation = subsystemStat.FirstOrDefault(s => s.IdSubsystem == IdSubsystemOscillation);
+			wellsStat.Add(wellStat);
 		}
 
 		return wellsStat;