  H10668/97-- OPR-C399-RU; 200% SIDE SCAN SONAR SEARCH LOCATED AN UNCHARTED OBSTRUCTION WITH A SWMB LD OF 9.5 METERS (31 FEET) IN LAT. 40-32-01.242N, LONG. 73-52-07.635W. EVALUATOR RECOMMENDS CHARTING A 31 OBSTN AS SURVEYED. (ENT 12/22/04, SJV)