diff --git a/apps/wr/app/(with-layout)/ruseFcltMng/fcltSttn/pbnstSttn/page.tsx b/apps/wr/app/(with-layout)/ruseFcltMng/fcltSttn/pbnstSttn/page.tsx
index 2fd1c2d55..d3dbb9ed1 100644
--- a/apps/wr/app/(with-layout)/ruseFcltMng/fcltSttn/pbnstSttn/page.tsx
+++ b/apps/wr/app/(with-layout)/ruseFcltMng/fcltSttn/pbnstSttn/page.tsx
@@ -73,8 +73,18 @@ export default function PbnstSttn() {
     !isAllAreaUser && laeSeCd?.length === 5 ? laeSeCd : "0";
   const getFixedSearchValue = useCallback(
     (baseValue: ReturnType): ReturnType => {
+      const cleanedValue = { ...baseValue };
+
+      // 유역(R) 탭 선택 시, 이전 행정구역 탭에서 선택된 시군구 값이 남아있어
+      // 검색 결과가 시군구로 필터링되는 현상을 방지하기 위해 sigunValue를 '0'으로 초기화합니다.
+      if (cleanedValue.partValue === "R"|| cleanedValue.partValue === "G") {
+        cleanedValue.sigunValue = "0";
+        cleanedValue.sigunText = "";
+      }
+
       if (isAllAreaUser) {
-        return baseValue;
+        // console.log("isAllAreaUser is true");
+        return cleanedValue;
       }
 
       const fixedSidoText =
@@ -85,7 +95,7 @@ export default function PbnstSttn() {
           : "";
 
       return {
-        ...baseValue,
+        ...cleanedValue,
         partValue: "A",
         sidoValue: fixedSidoValue,
         sigunValue: fixedSigunValue,
@@ -338,4 +348,3 @@ export default function PbnstSttn() {
     </>
   );
 }
-
diff --git a/apps/wr/app/store/ruseFcltMng/fcltSttn/pbnstSttn/index.tsx b/apps/wr/app/store/ruseFcltMng/fcltSttn/pbnstSttn/index.tsx
index ee94ada00..48c1e965d 100644
--- a/apps/wr/app/store/ruseFcltMng/fcltSttn/pbnstSttn/index.tsx
+++ b/apps/wr/app/store/ruseFcltMng/fcltSttn/pbnstSttn/index.tsx
@@ -298,6 +298,7 @@ export const pbnstSttnActionsExport: (set: any) => pbnstSttnActions = (
       fclts: string[]
     ) => {
       try {
+        console.log(reurnValue);
         const pbnstSttnRes = await hasuListFetch(
           page,
           total,
diff --git a/packages/common/business_components/src/ui/search_base_form/index.tsx b/packages/common/business_components/src/ui/search_base_form/index.tsx
index e4fef1e1e..43276a457 100644
--- a/packages/common/business_components/src/ui/search_base_form/index.tsx
+++ b/packages/common/business_components/src/ui/search_base_form/index.tsx
@@ -10,9 +10,9 @@ type SearchBaseType = {
     rightChildren:React.ReactNode;
     selectSidoData?: SelectDataType[] | [];
     selectSigunData?: SelectDataType[] | [];
-    selectRegionData?: SelectDataType[] | [];
-    selectUnitWaterShedData?: SelectDataType[] | [];
-    selectMiddleRegionData?: SelectDataType[] | [];
+    selectRegionData?: SelectDataType[] | [];    // 유역 코드 
+    selectUnitWaterShedData?: SelectDataType[] | [];   // 단위유역 코드
+    selectMiddleRegionData?: SelectDataType[] | [];    // 중권역 코드
     selectEnvPartData?: EnvPartSelectDataType[] | [];
     queryClick:(returnType:ReturnType) => void;
     excelName?:string;