diff --git a/PARR.API/Contracts/V1/ApiRoutes.cs b/PARR.API/Contracts/V1/ApiRoutes.cs
index 2743bcc0..f5aeaa65 100644
--- a/PARR.API/Contracts/V1/ApiRoutes.cs
+++ b/PARR.API/Contracts/V1/ApiRoutes.cs
@@ -304,6 +304,8 @@
 
             public const string ResponseArea = BaseStat + "/workload/response-areas";
 
+            public const string ResponseAreaWorkGroups = BaseStat + "/workload/response-areas/{responseArea}/work-groups";
+
             public const string ReportInfo = BaseStat + "/workload/report-info";
         }
 
diff --git a/PARR.API/Controllers/V1/Statistics/StatWorkloadController.cs b/PARR.API/Controllers/V1/Statistics/StatWorkloadController.cs
index f7d4082f..9332551c 100644
--- a/PARR.API/Controllers/V1/Statistics/StatWorkloadController.cs
+++ b/PARR.API/Controllers/V1/Statistics/StatWorkloadController.cs
@@ -14,6 +14,7 @@ using PARR.Core.Services.Workload.Interfaces;
 using PARR.Domain.Common.Roles;
 using PARR.Domain.Entities.Base.History;
 using PARR.Domain.Enums;
+using PARR.Domain.Exceptions;
 
 namespace PARR.API.Controllers.V1.Statistics
 {
@@ -70,6 +71,23 @@ namespace PARR.API.Controllers.V1.Statistics
         }
 
 
+        /// <summary>
+        /// Отчет о загруженности по ЗО - рабочие группы
+        /// </summary>
+        /// <param name="responseArea"></param>
+        /// <param name="offset"></param>
+        /// <param name="request"></param>
+        /// <returns></returns>
+        [HttpGet(ApiRoutes.Workload.ResponseAreaWorkGroups)]
+        public async Task<IActionResult> GetResponseAreaWorkGroupsReport([FromRoute] string responseArea, [FromQuery] TimeZoneOffsetClient offset, [FromQuery] WorkloadBaseQuery request)
+        {
+            if (string.IsNullOrWhiteSpace(responseArea))
+                throw new AppValidationException("Не указано значение зоны ответственности");
+
+            return await GetReportAsync(WorkloadReportType.ResponseAreaWorkGroups, request.DurationDays, offset.TimeZoneOffset, responseArea);
+        }
+
+
         /// <summary>
         /// Сформировать отчетность
         /// </summary>
@@ -117,7 +135,7 @@ namespace PARR.API.Controllers.V1.Statistics
             var localTime = utcNow.ToOffset(offset);
             var dateStart = DateOnly.FromDateTime(localTime.Date);
 
-            var report = await workloadService.GetWorkloadReport(reportType, dateStart, durationDays, offset, filter);
+            var report = await workloadService.GetWorkloadReport(reportType, dateStart, durationDays, offset, filter?.Trim());
 
             if (report == null)
                 return BadRequest(new Response<string?>(null, false, new List<ErrorModel> { new ErrorModel { Message = "Необходимо сформировать отчетность." } }, "empty"));
diff --git a/PARR.Core/Services/Workload/Implementations/WorkloadCacheService.cs b/PARR.Core/Services/Workload/Implementations/WorkloadCacheService.cs
index 483dcecb..3f491e8a 100644
--- a/PARR.Core/Services/Workload/Implementations/WorkloadCacheService.cs
+++ b/PARR.Core/Services/Workload/Implementations/WorkloadCacheService.cs
@@ -412,7 +412,7 @@ namespace PARR.Core.Services.Workload.Implementations
                     //keyList.AddRange(cacheWorkloadResponseAreaAllKey);
                     keyList.AddRange(CacheKeys.Workload.WorkloadResponseAreaAll());
                     break;
-                case WorkloadReportType.ResponseAreaItem:
+                case WorkloadReportType.ResponseAreaWorkGroups:
                     keyList.AddRange(CacheKeys.Workload.WorkloadResponseAreaItem());
                     break;
                 case WorkloadReportType.WorkGroupAll:
diff --git a/PARR.Core/Services/Workload/Implementations/WorkloadService.cs b/PARR.Core/Services/Workload/Implementations/WorkloadService.cs
index c2c46308..6bb693a7 100644
--- a/PARR.Core/Services/Workload/Implementations/WorkloadService.cs
+++ b/PARR.Core/Services/Workload/Implementations/WorkloadService.cs
@@ -43,7 +43,7 @@ namespace PARR.Core.Services.Workload.Implementations
             logger.LogDebug("Начинаю формировать отчет о загруженности по параметрам: reportType '{ReportType}', dateStart {DateStart}, durationDays {DurationDays}, offset {Offset}",
                                 reportType.ToString(), dateStart, durationDays, offset);
 
-            if ((reportType == WorkloadReportType.WorkGroupItem || reportType == WorkloadReportType.ResponseAreaItem) && string.IsNullOrEmpty(filterParam))
+            if ((reportType == WorkloadReportType.WorkGroupItem || reportType == WorkloadReportType.ResponseAreaWorkGroups) && string.IsNullOrEmpty(filterParam))
             {
                 logger.LogError("Для типа отчета {ReportType} не передан параметр.", reportType.ToString());
                 throw new ArgumentNullException(nameof(filterParam), $"Для отчета типа {reportType.ToString()} параметр является обязательным.");
@@ -83,11 +83,14 @@ namespace PARR.Core.Services.Workload.Implementations
                     foreach (var group in templates.GroupBy(t => t.ResponseArea))
                         statistics.Add(BuildStatisticItem(group.Key, group, reportDays, offset));
                     break;
-                case WorkloadReportType.ResponseAreaItem:
+                case WorkloadReportType.ResponseAreaWorkGroups:
                     displayName = "По зоне ответственности";
-                    //todo:  тут нужно вернуть другой отчет, либо группы работ, либо список работ
+                    // Фильтруем по ЗО
                     var filteredRA = templates.Where(t => t.ResponseArea.Equals(filterParam, StringComparison.OrdinalIgnoreCase)).ToList();
-                    statistics.Add(BuildStatisticItem(filterParam!, filteredRA, reportDays, offset));
+                    // Группируем работы по РГ
+                    foreach (var group in filteredRA.GroupBy(t => t.WorkGroup))
+                        statistics.Add(BuildStatisticItem(group.Key, group, reportDays, offset));
+                    //statistics.Add(BuildStatisticItem(filterParam!, filteredRA, reportDays, offset));
                     break;
                 case WorkloadReportType.WorkGroupAll:
                     displayName = "По рабочим группам";
diff --git a/PARR.Domain/Enums/WorkloadReportType.cs b/PARR.Domain/Enums/WorkloadReportType.cs
index 88666121..c3126ae3 100644
--- a/PARR.Domain/Enums/WorkloadReportType.cs
+++ b/PARR.Domain/Enums/WorkloadReportType.cs
@@ -14,9 +14,9 @@ namespace PARR.Domain.Enums
         ResponseAreaAll = 0,
 
         /// <summary>
-        /// Отчет по одной ЗО
+        /// Отчет по одной ЗО - список рабочих групп
         /// </summary>
-        ResponseAreaItem = 1,
+        ResponseAreaWorkGroups = 1,
 
         /// <summary>
         /// Отчет по всем РГ