  H10092/83--OPR-D218-HFP-83;  LOCATED A SUBMERGED OBSTRUCTION WITH A LEAST DEPTH OF 7.0 FEET (MLLW) IN LAT. 39/35/48.30N, LONG. 075/35/21.00W (NAD27).  THIS OBSTRUCTION WAS NOT IDENTIFIED OR DISCUSSED IN THE DESCRIPTIVE REPORT.  (ENTERED 10/00 BY MBH)