diff --git a/src/components/laanc/list/LaancGrid.js b/src/components/laanc/list/LaancGrid.js
index 3f2b41d..0f3bfd9 100644
--- a/src/components/laanc/list/LaancGrid.js
+++ b/src/components/laanc/list/LaancGrid.js
@@ -26,6 +26,10 @@ export default function LaancGrid() {
   );
   const { loading } = useSelector(state => state.loadingReducer);
 
+  useEffect(() => {
+    return () => dispatch(LaancAction.LAANC_APPROVAL_DETAIL_INIT());
+  }, []);
+
   useEffect(() => {
     if (laancDetail) {
       dispatch(FLIGHT_PLAN_AREA_BUFFER_LIST.request(laancDetail?.areaList));
diff --git a/src/modules/laanc/actions/laancActions.ts b/src/modules/laanc/actions/laancActions.ts
index 81c729a..d5680b9 100644
--- a/src/modules/laanc/actions/laancActions.ts
+++ b/src/modules/laanc/actions/laancActions.ts
@@ -60,6 +60,8 @@ const LAANC_VALID_TS_FAILURE = 'laanc/valid/ts/FAILURE';
 // laanc 초기화
 const INIT_LAANC = 'laanc/init';
 
+// laanc approval detail 초기화
+const INIT_APPROVAL_DETAIL = 'laanc/init/approval/detail';
 // 허뎓 고도 초기화
 // const INIT_ALTITUDE = 'laanc/init/altitude';
 
@@ -79,6 +81,9 @@ export const LAANC_FLIGHT_Approval = createAsyncAction(
 // laanc 초기화
 export const LAANC_APPROVAL_INIT = createAction(INIT_LAANC)();
 
+// laanc approval detail 초기화
+export const LAANC_APPROVAL_DETAIL_INIT = createAction(INIT_APPROVAL_DETAIL)();
+
 // 허용고도 초기화
 // export const LAANC_ALTITUDE_INIT = createAction(INIT_ALTITUDE)();
 
@@ -146,6 +151,7 @@ const actions = {
   LAANC_DETAIL,
   LAANC_ALTITUDE,
   LAANC_VALID_AREA,
-  LAANC_VALID_TS
+  LAANC_VALID_TS,
+  LAANC_APPROVAL_DETAIL_INIT
 };
 export type LaancAction = ActionType<typeof actions>;
diff --git a/src/modules/laanc/reducers/laancReducers.ts b/src/modules/laanc/reducers/laancReducers.ts
index 107b1b4..8a7e536 100644
--- a/src/modules/laanc/reducers/laancReducers.ts
+++ b/src/modules/laanc/reducers/laancReducers.ts
@@ -36,6 +36,11 @@ export const laancReducer = createReducer<laancState, Actions.LaancAction>(
       draft.laancPdf = undefined;
     })
   )
+  .handleAction(Actions.LAANC_APPROVAL_DETAIL_INIT, (state, action) =>
+    produce(state, draft => {
+      draft.laancDetail = undefined;
+    })
+  )
   .handleAction(Actions.LAANC_SUN_DATA.success, (state, action) =>
     produce(state, draft => {
       const data = action.payload;
@@ -62,7 +67,6 @@ export const laancReducer = createReducer<laancState, Actions.LaancAction>(
       }
       draft.laancElev.push(...data);
       if (draft.laancElev.length > 0) {
-        console.log('data>>', [Math.min(...draft.laancElev)]);
         draft.laancElev = data;
         // draft.laancElev = [Math.min(...draft.laancElev)];
       }