What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) The public-use helicopter, operated by the polk county sheriff's office, collided with swampy terrain in an unlighted rural area about 2.5 miles nw of Bartow municipal airport at about 0105 EDT. The pilot and observer on board were fatally injured, and the helicopter was demolished. Both occupants were deputies, and they had been conducting law-enforcement aerial-surveillance activities using night-vision goggles (NVG) prior to the accident. They were reportedly enroute to another location for additional surveillance when the mishap occurred. The PIC was reportedly using NVG for the entire flight. Dark-night visual conditions prevailed at the time, and weather conditions reportedly varied between IMC and VMC. At 0100 EDT, the nearest weather reporting site at winter haven (gif) was reporting 10 statute mile visibility and few clouds at 400 ft., with temperature and dew point both at 23 deg. C. other law-enforcement pilots flying in the area reported sporadic IMC (rain showers & fog) passing through the area around the time of the mishap.
As the FAA filed it
(-23) THE PUBLIC-USE HELICOPTER, OPERATED BY THE POLK COUNTY SHERIFF'S OFFICE, COLLIDED WITH SWAMPY TERRAIN IN AN UNLIGHTED RURAL AREA ABOUT 2.5 MILES NW OF BARTOW MUNICIPAL AIRPORT AT ABOUT 0105 EDT. THE PILOT AND OBSERVER ON BOARD WERE FATALLY INJURED, AND THE HELICOPTER WAS DEMOLISHED. BOTH OCCUPANTS WERE DEPUTIES, AND THEY HAD BEEN CONDUCTING LAW-ENFORCEMENT AERIAL-SURVEILLANCE ACTIVITIES USING NIGHT-VISION GOGGLES (NVG) PRIOR TO THE ACCIDENT. THEY WERE REPORTEDLY ENROUTE TO ANOTHER LOCATION FOR ADDITIONAL SURVEILLANCE WHEN THE MISHAP OCCURRED. THE PIC WAS REPORTEDLY USING NVG FOR THE ENTIRE FLIGHT. DARK-NIGHT VISUAL CONDITIONS PREVAILED AT THE TIME, AND WEATHER CONDITIONS REPORTEDLY VARIED BETWEEN IMC AND VMC. AT 0100 EDT, THE NEAREST WEATHER REPORTING SITE AT WINTER HAVEN (GIF) WAS REPORTING 10 STATUTE MILE VISIBILITY AND FEW CLOUDS AT 400 FT., WITH TEMPERATURE AND DEW POINT BOTH AT 23 DEG. C. OTHER LAW-ENFORCEMENT PILOTS FLYING IN THE AREA REPORTED SPORADIC IMC (RAIN SHOWERS & FOG) PASSING THROUGH THE AREA AROUND THE TIME OF THE MISHAP.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.