diff --git a/api/blueweather.php b/api/blueweather.php
index ee016d1..332651d 100755
--- a/api/blueweather.php
+++ b/api/blueweather.php
@@ -129,6 +129,8 @@ class BlueWeather
 
         // only one row will be returned
         $data = $result->fetch_assoc();
+    
+        $data["emailHash"] = md5(strtolower(trim($data["email"])));
 
         return($data);
     }