 HISTORY
  CL451/87--06/02/87, USPS; TWO BARGES SUNK.  (ENT 07/02, PSH)

 S-K613-WH-02 (HLS) -- Hydrographer's comments: A grounded barge exposed above water was confirmed visually. 200% SSS and 100 mb was aquired around item. The deck is well above m