AN UNINTENTIONAL ROOF FALL OCCURRED AT THE MILLENNIUM PORTAL ON THE 5N LONGWALL HEADGATE ENTRY #1 AT 775N. THE FALL WAS OF UNKNOWN LENGTH, APPROX. 18' WIDE AND AN UNKNOWN THICKNESS. THE FALL DID NOT AFFECT VENTILATION OR PASSAGE OF MEN. THE FALL WILL NOT BE CLEANED UP. FALL #22V.