diff --git a/src/controllers/tanksController.js b/src/controllers/tanksController.js
index 3f2f89d1..0f55c36f 100644
--- a/src/controllers/tanksController.js
+++ b/src/controllers/tanksController.js
@@ -283,6 +283,7 @@ exports.motorAction = async (req, reply) => {
     const receiver_tank_info = await Tank.findOne({ customerId ,tankName:receiver_tank,tankLocation:(req.body.to_type).toLowerCase()});
     const receiver_capacity =  parseInt((receiver_tank_info.capacity).replace(/,/g, ''), 10)
     const desired_water_percentage =  parseInt((req.body.percentage).replace(/,/g, ''), 10)
+    const intervals = {};
     
       
     if(action === "start"){
@@ -309,7 +310,7 @@ exports.motorAction = async (req, reply) => {
         let supplier_waterlevel = parseInt(supplier_tank_info.waterlevel.replace(/,/g, ''), 10)
         console.log(supplier_waterlevel)
          let receiver_waterlevel = parseInt(receiver_tank_info.waterlevel.replace(/,/g, ''), 10)
-         intervalId = setInterval(async function () {
+         intervals[receiver_tank] = setInterval(async function () {
           // Calculate new water levels
           const rcvr_info = await Tank.findOne({ customerId ,tankName:receiver_tank,tankLocation:receiver_type});
           const newWaterLevel = receiver_waterlevel  + 350//Math.floor(supplier_waterlevel  * 0.1);
@@ -318,10 +319,11 @@ exports.motorAction = async (req, reply) => {
         
           // Check if updating should stop
           if ((newSupplierWaterLevel/supplier_capacity)*100 <= 5 || (newWaterLevel/receiver_capacity)*100 >= 95  || (newWaterLevel/receiver_capacity)*100 >= desired_water_percentage || rcvr_info.motor_status === "0") {
-            clearInterval(intervalId)
+            clearInterval(intervals[receiver_tank]); // Clear the interval for this tank
+            delete intervals[receiver_tank]; 
             await Tank.findOneAndUpdate({customerId, tankName: receiver_tank,tankLocation:receiver_type}, { $set: { motor_status: "0" } });
 
-            console.log("end");
+            console.log("end for"+receiver_tank);
           } else {
             // Update water levels in database
             supplier_waterlevel = newSupplierWaterLevel;
@@ -392,7 +394,7 @@ exports.motorAction = async (req, reply) => {
 
          let receiver_waterlevel = parseInt(receiver_tank_info.waterlevel.replace(/,/g, ''), 10)
          console.log(receiver_waterlevel,"1")
-         intervalId = setInterval(async function () {
+         intervals[receiver_tank] = setInterval(async function () {
           // Calculate new water levels
           const rcvr_info = await Tank.findOne({ customerId ,tankName:receiver_tank,tankLocation:receiver_type});
           console.log(rcvr_info)
@@ -403,8 +405,9 @@ exports.motorAction = async (req, reply) => {
           if ((newWaterLevel/receiver_capacity)*100 >= 97 || (newWaterLevel/receiver_capacity)*100 >= desired_water_percentage || rcvr_info.motor_status === "0"   ) {
             
             await Tank.findOneAndUpdate({customerId, tankName: receiver_tank,tankLocation:receiver_type}, { $set: { motor_status: "0" } });
-            clearInterval(intervalId)
-            console.log("end");
+            clearInterval(intervals[receiver_tank]); // Clear the interval for this tank
+            delete intervals[receiver_tank]; 
+            console.log("end for" + receiver_tank);
           } else {
             // Update water levels in database