UNKNOWN SOURCE -- PILES PA LOCATED SOUTH OF GILBERTON PIER ADDED TO CHART CIRCA 1972. (LAH 03/16/2010)

H12281; NOS/2011 -- GROUP OF TWO PILES LOCATED BY NOAA SHIP FAIRWEATHER AT (NAD83) LAT 47/38/27.2 N, LONG 122/36/05.5 W (LAH 08/01/2012)