 HISTORY
  LNM9/93--9TH CGD, 5/11/93-- A SUBMERGED OBSTRUCTION HAS BEEN REPORTED IN BALLARDS REEF CHANNEL IN APPROX POS.42 08 09.1, 83 07 21.1, 26 FT ABOVE LIVINGSTONE CHANNEL UPPER ENTRANCE LIGHT LLNR 6825, WITH APPROX 2 FEET OF WATER OVER IT. ENTERED