private void findEvent() {
    Log.d(TAG,"Start FindEvent Function");
    eventRef.whereEqualTo("zip", searchZip.toString())
         .limit(1).get()
         .addOnCompleteListener(new OnCompleteListener<QuerySnapshot>() {
             @Override
             public void onComplete(@NonNull Task<QuerySnapshot> task) {
                 if (task.isSuccessful()) {
                     Log.d(TAG, "Task Successful! Starting For Loop!");
                     for (QueryDocumentSnapshot document : task.getResult()) {
                         Log.d(TAG, document.getId()+"=>"+document.getData());
                         updateUI(document);
                     }
                 } else {
                  Log.w(TAG, "Error getting documents.", task.getException());
                 }
             }
         });
}//end findEvent function