diff --git a/backend/src/main/java/com/yfd/platform/qgc_eng/eq/controller/EngEqDataController.java b/backend/src/main/java/com/yfd/platform/qgc_eng/eq/controller/EngEqDataController.java
index 9421dcd7..64e9c879 100644
--- a/backend/src/main/java/com/yfd/platform/qgc_eng/eq/controller/EngEqDataController.java
+++ b/backend/src/main/java/com/yfd/platform/qgc_eng/eq/controller/EngEqDataController.java
@@ -56,6 +56,12 @@ public class EngEqDataController {
         return ResponseResult.successData(engEqDataService.getIntervalKendoListCust(dataSourceRequest));
     }
 
+    @PostMapping("/to/eq/GetKendoListCust")
+    @Operation(summary = "电站生态流量统计查询（电站左连接）")
+    public ResponseResult getToEqKendoListCust(@RequestBody DataSourceRequest dataSourceRequest) {
+        return ResponseResult.successData(engEqDataService.getIntervalKendoListCust(dataSourceRequest));
+    }
+
     @PostMapping("/msstbprpt/GetKendoList")
     @Operation(summary = "电站基础信息查询")
     public ResponseResult getMsstbprptList(@RequestBody DataSourceRequest dataSourceRequest) {
diff --git a/backend/src/main/java/com/yfd/platform/qgc_eng/eq/service/impl/EngEqDataServiceImpl.java b/backend/src/main/java/com/yfd/platform/qgc_eng/eq/service/impl/EngEqDataServiceImpl.java
index eea8d641..5f898876 100644
--- a/backend/src/main/java/com/yfd/platform/qgc_eng/eq/service/impl/EngEqDataServiceImpl.java
+++ b/backend/src/main/java/com/yfd/platform/qgc_eng/eq/service/impl/EngEqDataServiceImpl.java
@@ -1964,7 +1964,9 @@ public class EngEqDataServiceImpl implements EngEqDataService {
         if (Boolean.TRUE.equals(dataSourceRequest.getGroupResultFlat())) {
             result.setData((List<EngEqIntervalVo>) (List<?>) new GroupHelper().faltGroup(rows, Arrays.asList(groupInfos)));
         } else {
-            result.setData((List<EngEqIntervalVo>) (List<?>) new GroupHelper().group(rows, Arrays.asList(groupInfos)));
+            List<Group> grouped = new GroupHelper().group(rows, Arrays.asList(groupInfos));
+            populateHourDayGroupKeyNames(grouped);
+            result.setData((List<EngEqIntervalVo>) (List<?>) grouped);
         }
         result.setTotal(0L);
         result.setAggregates(new HashMap<>());
@@ -2024,6 +2026,7 @@ public class EngEqDataServiceImpl implements EngEqDataService {
 
         return "SELECT " +
                 "eng.STCD AS stcd, " +
+                "eng.RGCP AS rgcp, " +
                 "eng.ENNM AS stnm, " +
                 "eng.ENNM AS ennm, " +
                 "'ENG' AS sttp, " +
@@ -2237,6 +2240,7 @@ public class EngEqDataServiceImpl implements EngEqDataService {
         columns.put("dtmel", "t.dtmel AS dtmel");
         columns.put("dtin", "t.dtin AS dtin");
         columns.put("dtinEnv", "t.dtinEnv AS dtinEnv");
+        columns.put("rgcp", "t.rgcp AS rgcp");
         columns.put("prsc", "t.prsc AS prsc");
         columns.put("bldsttCcode", "t.bldsttCcode AS bldsttCcode");
         columns.put("qi", "t.qi AS qi");
@@ -4447,6 +4451,7 @@ public class EngEqDataServiceImpl implements EngEqDataService {
         }
         return switch (field) {
             case "stcd" -> "t.stcd";
+            case "rgcpCode" -> "t.rgcp";
             case "stnm", "ennm" -> "t.ennm";
             case "sttp", "sttpCode" -> "t.sttpCode";
             case "baseId" -> "t.baseId";