  H11913: OPR-W408-NRT4-08; Subm Wk Seen in SSS record. Wk. investigated with VBES. Wk. not designated as a DToN d/t location near channel edge. Also, LD is still deeper than water depths at entrance to South Channel. LD = 23ft. 42-33-23.83N, 82-37-12.30