diff --git a/AsbCloudApp/Data/SlipsStatDto.cs b/AsbCloudApp/Data/SlipsStatDto.cs
index 05843a92..dba3228b 100644
--- a/AsbCloudApp/Data/SlipsStatDto.cs
+++ b/AsbCloudApp/Data/SlipsStatDto.cs
@@ -39,6 +39,6 @@ namespace AsbCloudApp.Data
         /// <summary>
         /// Проходка, м.
         /// </summary>
-        public double SlipsDepth { get; set; }
+        public double SectionDepth { get; set; }
     }
 }
diff --git a/AsbCloudApp/Requests/OperationStatRequest.cs b/AsbCloudApp/Requests/OperationStatRequest.cs
index 8ab9243e..cda26690 100644
--- a/AsbCloudApp/Requests/OperationStatRequest.cs
+++ b/AsbCloudApp/Requests/OperationStatRequest.cs
@@ -9,14 +9,14 @@ namespace AsbCloudApp.Requests
     {
 
         /// <summary>
-        /// Дата начала операции
+        /// Дата начала операции в UTC
         /// </summary>
-        public DateTime? DateStart { get; set; }
+        public DateTime? DateStartUTC { get; set; }
 
         /// <summary>
-        /// Дата окончания операции
+        /// Дата окончания операции в UTC
         /// </summary>
-        public DateTime? DateEnd { get; set; }
+        public DateTime? DateEndUTC { get; set; }
 
 
         /// <summary>
diff --git a/AsbCloudApp/Repositories/ISlipsStatRepository.cs b/AsbCloudApp/Services/ISlipsStatService.cs
similarity index 90%
rename from AsbCloudApp/Repositories/ISlipsStatRepository.cs
rename to AsbCloudApp/Services/ISlipsStatService.cs
index 6561b0b6..55dd0c0a 100644
--- a/AsbCloudApp/Repositories/ISlipsStatRepository.cs
+++ b/AsbCloudApp/Services/ISlipsStatService.cs
@@ -5,12 +5,12 @@ using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;
 
-namespace AsbCloudApp.Repositories
+namespace AsbCloudApp.Services
 {
     /// <summary>
     /// Сервис для получения аналитики удержания в клиньях
     /// </summary>
-    public interface ISlipsStatRepository
+    public interface ISlipsStatService
     {
         /// <summary>
         /// Получение записей для построения аналитики удержания в клиньях
diff --git a/AsbCloudInfrastructure/DependencyInjection.cs b/AsbCloudInfrastructure/DependencyInjection.cs
index d499ef02..e2c60158 100644
--- a/AsbCloudInfrastructure/DependencyInjection.cs
+++ b/AsbCloudInfrastructure/DependencyInjection.cs
@@ -28,6 +28,8 @@ using AsbCloudApp.Services.AutoGeneratedDailyReports;
 using AsbCloudApp.Services.Notifications;
 using AsbCloudDb.Model.Manuals;
 using AsbCloudInfrastructure.Services.AutoGeneratedDailyReports;
+using AsbCloudApp.Services.WellOperationImport;
+using AsbCloudInfrastructure.Services.WellOperationImport;
 
 namespace AsbCloudInfrastructure
 {
@@ -199,7 +201,7 @@ namespace AsbCloudInfrastructure
             services.AddTransient<ITrajectoryPlanRepository, TrajectoryPlanRepository>();
             services.AddTransient<ITrajectoryFactRepository, TrajectoryFactRepository>();
             services.AddTransient<IFaqRepository, FaqRepository>();
-            services.AddTransient<ISlipsStatRepository, SlipsStatRepository>();
+            services.AddTransient<ISlipsStatService, SlipsStatService>();
             services.AddTransient<IWellContactService, WellContactService>();
             services.AddTransient<ICrudRepository<WellSectionTypeDto>, CrudCacheRepositoryBase<WellSectionTypeDto,
                 WellSectionType>>();
diff --git a/AsbCloudInfrastructure/Repository/SlipsStatRepository.cs b/AsbCloudInfrastructure/Services/SlipsStatService.cs
similarity index 73%
rename from AsbCloudInfrastructure/Repository/SlipsStatRepository.cs
rename to AsbCloudInfrastructure/Services/SlipsStatService.cs
index 4ca96b95..56e422dd 100644
--- a/AsbCloudInfrastructure/Repository/SlipsStatRepository.cs
+++ b/AsbCloudInfrastructure/Services/SlipsStatService.cs
@@ -1,6 +1,6 @@
 using AsbCloudApp.Data;
-using AsbCloudApp.Repositories;
 using AsbCloudApp.Requests;
+using AsbCloudApp.Services;
 using AsbCloudDb.Model;
 using Microsoft.EntityFrameworkCore;
 using System;
@@ -9,32 +9,32 @@ using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 
-namespace AsbCloudInfrastructure.Repository
+namespace AsbCloudInfrastructure.Services
 {
-    public class SlipsStatRepository : ISlipsStatRepository
+    public class SlipsStatService : ISlipsStatService
     {
         private readonly IAsbCloudDbContext db;
-        public SlipsStatRepository(IAsbCloudDbContext db)
+        public SlipsStatService(IAsbCloudDbContext db)
         {
             this.db = db;
         }
 
         public async Task<IEnumerable<SlipsStatDto>> GetAllAsync(OperationStatRequest request, CancellationToken token)
         {
-            if (request.DateStart.HasValue)
-                request.DateStart = DateTime.SpecifyKind(request.DateStart.Value, DateTimeKind.Utc);
+            if (request.DateStartUTC.HasValue)
+                request.DateStartUTC = DateTime.SpecifyKind(request.DateStartUTC.Value, DateTimeKind.Utc);
 
-            if (request.DateEnd.HasValue)
-                request.DateEnd = DateTime.SpecifyKind(request.DateEnd.Value, DateTimeKind.Utc);
+            if (request.DateEndUTC.HasValue)
+                request.DateEndUTC = DateTime.SpecifyKind(request.DateEndUTC.Value, DateTimeKind.Utc);
 
             var schedulesQuery = db.Schedule
                 .Include(s => s.Well)
                 .Include(s => s.Driller)
                 .AsNoTracking();
 
-            if (request.DateStart.HasValue && request.DateEnd.HasValue)
+            if (request.DateStartUTC.HasValue && request.DateEndUTC.HasValue)
                 schedulesQuery = schedulesQuery.
-                    Where(s => s.DrillStart >= request.DateStart && s.DrillEnd <= request.DateEnd);
+                    Where(s => s.DrillStart >= request.DateStartUTC && s.DrillEnd <= request.DateEndUTC);
 
             var schedules = await schedulesQuery.ToArrayAsync(token);
 
@@ -55,9 +55,9 @@ namespace AsbCloudInfrastructure.Repository
                 .Include(o => o.WellSectionType)
                 .AsNoTracking();
 
-            if (request.DateStart.HasValue && request.DateEnd.HasValue)
+            if (request.DateStartUTC.HasValue && request.DateEndUTC.HasValue)
                 factWellOperationsQuery = factWellOperationsQuery
-                    .Where(o => o.DateStart.AddHours(o.DurationHours) > request.DateStart && o.DateStart < request.DateEnd);
+                    .Where(o => o.DateStart.AddHours(o.DurationHours) > request.DateStartUTC && o.DateStart < request.DateEndUTC);
 
             var factWellOperations = await factWellOperationsQuery.ToArrayAsync(token);
 
@@ -69,7 +69,7 @@ namespace AsbCloudInfrastructure.Repository
                     g.Key.IdWellSectionType,
                     DepthStart = g.Min(o => o.DepthStart),
                     DepthEnd = g.Max(o => o.DepthEnd),
-                    g.FirstOrDefault()!.WellSectionType.Caption
+                    g.First().WellSectionType.Caption
                 });
 
             var detectedOperationsQuery = db.DetectedOperations
@@ -77,33 +77,22 @@ namespace AsbCloudInfrastructure.Repository
                 .Where(o => o.IdCategory == WellOperationCategory.IdSlipsTime)
                 .AsNoTracking();
 
-            if (request.DateStart.HasValue && request.DateEnd.HasValue)
+            if (request.DateStartUTC.HasValue && request.DateEndUTC.HasValue)
                 detectedOperationsQuery = detectedOperationsQuery
-                    .Where(o => o.DateStart < request.DateEnd)
-                    .Where(o => o.DateEnd > request.DateStart);
+                    .Where(o => o.DateStart < request.DateEndUTC)
+                    .Where(o => o.DateEnd > request.DateStartUTC);
 
-            TimeSpan? durationMinutesMin = request.DurationMinutesMin.HasValue
-                ? new TimeSpan(0, request.DurationMinutesMin.Value, 0)
-                : null;
-            TimeSpan? durationMinutesMax = request.DurationMinutesMax.HasValue
-                ? new TimeSpan(0, request.DurationMinutesMax.Value, 0)
-                : null;
-
-            if (durationMinutesMin.HasValue && durationMinutesMax.HasValue)
+            if (request.DurationMinutesMin.HasValue)
             {
+                var durationMinutesMin = new TimeSpan(0, request.DurationMinutesMin.Value, 0);
                 detectedOperationsQuery = detectedOperationsQuery
-                   .Where(o => o.DateEnd - o.DateStart >= durationMinutesMin.Value
-                    && o.DateEnd - o.DateStart <= durationMinutesMax.Value);
+                    .Where(o => o.DateEnd - o.DateStart >= durationMinutesMin);
             }
-            else if (durationMinutesMin.HasValue && !durationMinutesMax.HasValue)
+            if (request.DurationMinutesMax.HasValue)
             {
+                var durationMinutesMax = new TimeSpan(0, request.DurationMinutesMax.Value, 0);
                 detectedOperationsQuery = detectedOperationsQuery
-                    .Where(o => o.DateEnd - o.DateStart >= durationMinutesMin.Value);
-            }
-            else if (!durationMinutesMin.HasValue && durationMinutesMax.HasValue)
-            {
-                detectedOperationsQuery = detectedOperationsQuery
-                    .Where(o => o.DateEnd - o.DateStart <= durationMinutesMax.Value);
+                    .Where(o => o.DateEnd - o.DateStart <= durationMinutesMax);
             }
 
             var detectedOperations = await detectedOperationsQuery
@@ -159,11 +148,11 @@ namespace AsbCloudInfrastructure.Repository
                 SlipsCount = group.Count(),
                 SlipsTimeInMinutes = group
                     .Sum(y => (y.Operation.DateEnd - y.Operation.DateStart).TotalMinutes),
-                SlipsDepth = factWellOperationsGroupedByDrillerAndSection
+                SectionDepth = factWellOperationsGroupedByDrillerAndSection
                     .Where(o => o.Key.Id == group.Key.Id)
                     .Where(o => o.Key.IdWellSectionType == group.Key.IdWellSectionType)
                     .Sum(o => o.Max(op => op.Operation.DepthEnd) - o.Min(op => op.Operation.DepthStart)),
-                SectionCaption = group.First().Section!.Caption,
+                SectionCaption = group.First().Section.Caption,
                 WellCount = group.GroupBy(g => g.IdWell).Count(),
             });
 
diff --git a/AsbCloudWebApi/Controllers/SlipsStatController.cs b/AsbCloudWebApi/Controllers/SlipsStatController.cs
index fe0c7222..124622a3 100644
--- a/AsbCloudWebApi/Controllers/SlipsStatController.cs
+++ b/AsbCloudWebApi/Controllers/SlipsStatController.cs
@@ -1,7 +1,7 @@
 using AsbCloudApp.Data;
 using AsbCloudApp.Exceptions;
-using AsbCloudApp.Repositories;
 using AsbCloudApp.Requests;
+using AsbCloudApp.Services;
 using AsbCloudDb.Model;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Mvc;
@@ -20,9 +20,9 @@ namespace AsbCloudWebApi.Controllers
     [Authorize]
     public class SlipsStatController : ControllerBase
     {
-        private readonly ISlipsStatRepository slipsAnalyticsService;
+        private readonly ISlipsStatService slipsAnalyticsService;
 
-        public SlipsStatController(ISlipsStatRepository slipsAnalyticsService)
+        public SlipsStatController(ISlipsStatService slipsAnalyticsService)
         {
             this.slipsAnalyticsService = slipsAnalyticsService;
         }