RedactedNarrative: Vessel was subjected to 3-foot waves and approximately 15 mph winds.  Vessel took a wave over the bow that swamped the vessel.  Operator contacted USCG and friends in another vessel.  While trying to board the friend's vessel, the swamped vessel capsized and all four occupants were immersed in the water.  Two occupants were initially submerged below the vessel and were able to swim out from below unassisted.  All occupants were transported to Station Marblehead by USCG.  EMS arrived; all occupants refused treatment.
  Tow Boat US towed the capsized vessel to Battery park Marine Service.