diff --git a/App.py b/App.py
index 76c4afb..9137c76 100644
--- a/App.py
+++ b/App.py
@@ -821,6 +821,30 @@ class RobustMiddleware:
             start_response("500 Internal Server Error", [("Content-Type", "text/html")])
             return [b"<h1>Internal Server Error</h1>"]
 
+@app.route("/api/reset-chart-data", methods=["POST"])
+def reset_chart_data():
+    """API endpoint to reset chart data history."""
+    try:
+        global arrow_history, state_manager
+        
+        # Clear hashrate data from in-memory dictionary
+        hashrate_keys = ["hashrate_60sec", "hashrate_3hr", "hashrate_10min", "hashrate_24hr"]
+        for key in hashrate_keys:
+            if key in arrow_history:
+                arrow_history[key] = []
+        
+        # Force an immediate save to Redis if available
+        if state_manager and hasattr(state_manager, 'redis_client') and state_manager.redis_client:
+            # Force save by overriding the time check
+            state_manager.last_save_time = 0
+            state_manager.save_graph_state()
+            logging.info("Chart data reset saved to Redis immediately")
+        
+        return jsonify({"status": "success", "message": "Chart data reset successfully"})
+    except Exception as e:
+        logging.error(f"Error resetting chart data: {e}")
+        return jsonify({"status": "error", "message": str(e)}), 500
+
 # Add the middleware
 app.wsgi_app = RobustMiddleware(app.wsgi_app)
 
diff --git a/static/js/main.js b/static/js/main.js
index 4ec7d18..482786b 100644
--- a/static/js/main.js
+++ b/static/js/main.js
@@ -1412,43 +1412,34 @@ function initNotificationBadge() {
     setInterval(updateNotificationBadge, 60000);
 }
 
-// Function to reset dashboard chart data
+// Modify the resetDashboardChart function
 function resetDashboardChart() {
     console.log("Resetting dashboard chart data");
 
     if (trendChart) {
-        // Reset chart data arrays
+        // Reset chart data arrays first (always succeeds)
         trendChart.data.labels = [];
         trendChart.data.datasets[0].data = [];
-
-        // Update the chart with empty data
         trendChart.update('none');
 
-        // Show feedback to the user
-        showConnectionIssue("Chart data reset");
-        setTimeout(hideConnectionIssue, 2000);
+        // Show immediate feedback
+        showConnectionIssue("Resetting chart data...");
 
-        // If we have latest metrics, add the current point back
-        if (latestMetrics && latestMetrics.hashrate_60sec) {
-            // Get current time
-            const now = new Date();
-            let currentTime = now.toLocaleTimeString('en-US', {
-                timeZone: dashboardTimezone,
-                hour: '2-digit',
-                minute: '2-digit',
-                hour12: true
-            }).replace(/\s[AP]M$/i, '');
-
-            // Get current hashrate
-            const currentUnit = latestMetrics.hashrate_60sec_unit ?
-                latestMetrics.hashrate_60sec_unit.toLowerCase() : 'th/s';
-            const normalizedValue = normalizeHashrate(parseFloat(latestMetrics.hashrate_60sec) || 0, currentUnit);
-
-            // Add single point
-            trendChart.data.labels = [currentTime];
-            trendChart.data.datasets[0].data = [normalizedValue];
-            trendChart.update('none');
-        }
+        // Then call the API to clear underlying data
+        $.ajax({
+            url: '/api/reset-chart-data',
+            method: 'POST',
+            success: function (response) {
+                console.log("Server data reset:", response);
+                showConnectionIssue("Chart data reset successfully");
+                setTimeout(hideConnectionIssue, 3000);
+            },
+            error: function (xhr, status, error) {
+                console.error("Error resetting chart data:", error);
+                showConnectionIssue("Chart display reset (backend error: " + error + ")");
+                setTimeout(hideConnectionIssue, 5000);
+            }
+        });
     }
 }