THE 002 MMU MINED INTO OLD MINE WORKING AT APPROX 2:00 PM, & AN UNPLANNED INUNDATION OF WATER OCCURRED FORCING THE UNDERGROUND WORKER TO RETREAT TO THE SURFACE AREA. THE MINE MAP INDICATES THA T THE CLOSEST 010 WORKS WERE APPROX 200' AWAY. THIS WAS A NON-INJURY INUNDATION OF WATER.