A LOADER STRUCK A 4160 VOLT CABLE CAUSING THE HIT WIRE TO GO TO THE GROUND AND ENERGIZING THE PUMP THAT WAS IN 24S#2. THE PUMP WAS SITTING ABOUT3' FROM THE ROUND THAT WAS LOADED. SOME OF THE L EG WIRES MUST HAVE BEEN IN THE WATER AND DETONATED ABOUT 4 TO 5 CAPS.