 HISTORY
  H8099/54--SUBMERGED UNIDENTIFIED OBSTRUCTION APPLIED FROM T-5845, 1941. POSITION SCALED FROM SCANNED IMAGE OF HYDRO. SURVEY. ENTERED 12/98 MCR
  F00456/99--OPR-J400-NRT1; 200% SSS INVESTIGATION WAS DONE AND SOME SHOALING WAS DEFINED.  EVALUA