  CGD8 LNM 103/70, 11/10/1970; REPORTS THE DANGEROUS SUNKEN WRECK, PA, OF THE MOTOR VESSEL BALBOA NEAR THE MOBILE PLATFORM "M" EUGENE ISLAND AREA, BLOCK 119, IN LAT. 28/58/32  N, LON. 091/29/05 W. (NAD27) THE WRECK IS MARKED WITH A 4 FT DIAMETER ROUND WH