diff --git a/app/Http/Controllers/Web/DutyReportController.php b/app/Http/Controllers/Web/DutyReportController.php
index 8963268..6510383 100644
--- a/app/Http/Controllers/Web/DutyReportController.php
+++ b/app/Http/Controllers/Web/DutyReportController.php
@@ -376,7 +376,7 @@ class DutyReportController extends Controller
         $isRangeOneDay = $this->dateRangeService->isRangeOneDay($startDate, $endDate);
         $department = Department::find($queryDepartmentId);
 
-        $finalData = $this->statisticsService->getStatisticsData($user, $startDate, $endDate, $isRangeOneDay, $department->department_id);
+        $finalData = $this->statisticsService->getStatisticsDataForDepartment($department->department_id, $startDate, $endDate, $isRangeOneDay);
 
         return Excel::download(new DutyReportExport($finalData['data'], [$startDate, $endDate], $user, $department), 'statistics.xlsx');
     }
diff --git a/app/Services/StatisticsService.php b/app/Services/StatisticsService.php
index 046cea9..1db71f6 100644
--- a/app/Services/StatisticsService.php
+++ b/app/Services/StatisticsService.php
@@ -50,10 +50,34 @@ class StatisticsService
 
     public function getStatisticsData(User $user, string $startDate, string $endDate, bool $isRangeOneDay): array
     {
-        $this->bedDayService->clearMemoryCache();
+        return $this->buildStatisticsData($this->resolveUserDepartments($user), $startDate, $endDate, $isRangeOneDay);
+    }
 
-        // 1. Получаем отделения
-        $departments = $this->resolveUserDepartments($user);
+    /**
+     * Статистика по одному конкретному отделению (для отчёта дежурного).
+     * В отличие от getStatisticsData не привязана к списку отделений пользователя.
+     */
+    public function getStatisticsDataForDepartment(int $departmentId, string $startDate, string $endDate, bool $isRangeOneDay): array
+    {
+        return $this->buildStatisticsData($this->resolveSingleDepartment($departmentId), $startDate, $endDate, $isRangeOneDay);
+    }
+
+    /**
+     * Одно конкретное отделение в том же формате, что и resolveUserDepartments —
+     * сгруппировано по типу отделения.
+     */
+    private function resolveSingleDepartment(int $departmentId)
+    {
+        return Department::select('department_id', 'name_short', 'rf_department_type')
+            ->with('departmentType')
+            ->where('department_id', $departmentId)
+            ->get()
+            ->groupBy('departmentType.name_full');
+    }
+
+    private function buildStatisticsData($departments, string $startDate, string $endDate, bool $isRangeOneDay): array
+    {
+        $this->bedDayService->clearMemoryCache();
 
         if ($departments->isEmpty()) {
             return $this->emptyResponse();