04523
HISTORY
H10112/83--OPR-D218-HFP-83; WHILE TRANSITTING SURVEY AREA A SPIKE WAS OBSERVED
 ON FATHOMETER; STAR PATTERN DEVELOPMENT RESULTED IN 1 FT LEAST DEPTH AT      
 LAT 39-32-06.83N, LONG 75-34-05.78W; 270 M NW OF AWOIS ITEM 1376; CHAIN DRAG