  H111023/01--OPR-D307-KR;  FOUND AN OBSTRUCTION IN LAT. 39/27/58.49N, LONG. 075/34/23.81W (NAD83) WITH A LEAST DEPTH OF 15' MLLW.  THIS OBSTRUCTION WAS PLOTTED ON THE FINAL SMOOTH SHEET BUT NOT ADDRESSED IN THE DESCRIPTIVE REPORT.  THE INFORMATION WAS F