  H9951/80WD--S-B610-RU/HE-80; SUBM OBSTR, AN UNINVESTIGATED HANG AT 41FT NOT CLEARED, WAS LOCATED IN LAT.41-16-48.8N, LONG.72-06-27.3W BY DEL NORTE CONTROL. RECOMMENDS CHARTING THIS HANG AS A SUBM OBSTR. WITHOUT A WIRE DRAG CLEARANCE. SHOWN ON SMOOTH SH