RedactedNarrative: Unit 1 was traveling southwest with no navigation lights when it collided with a concrete piling in front of Riverland Terrace boat landing, throwing the operator and passenger into the water.  
  
  They climbed back into the boat and refused help from a nearby vessel.  The operator restarted the engine and attempted to make it back to the landing they launched from.  
  
  SCDNR Vessel 1 stopped Unit 1 and transported occupants and vessel to Limehouse Boat Landing to receive medical treatment.  SCDNR personnel seized Unit 1 and transported it to SCDNR Headquarters on Fort Johnson Rd to inventory.
  
  The operator had been using alcohol and drugs.