  H10119/83-84--OPR-K272-HFP-83; AN UNKNOWN OBSTRUCTION WITH A LEADLINE LEAST DEPTH OF 12FT MLLW WAS LOCATED IN POS. LAT. 29-45-49.2N, LONG. 95-04-42.96W. (ENTERED 11/88 MCR)
  H10619/95--OPR-K204-AHP; ES SEARCH INDICATED A SOUNDING OF 3.4M AT 29/45/50.