What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(19) On September 25, at about 1725 HST, big island air flight 58, a Piper pa 31-350, crashed on the northeast slope of the mauna loa Volcano on the island of Hawaii. The flight was on a VFR sightseeing flight from keahole-kona international airport at 1622 HST with nine passengers and the pilot onboard. The wreckage was located on a jagged patch of lava at an elevation of about 10,500 feet MSL. All ten people on board were fatally injured and the airplane was destroyed. (-23) on 09/25/99 a Piper PA-31 operated by big island air, inc., crashed into the side of the mauna loa Volcano at the 10,200 foot level. The last recorded radar hit occurred at 1725:56 HST and indicated the aircraft was flying at 105 knots, with a heading of 297 degrees, and a transponder indicated altitude of 9,700 feet MSL.
As the FAA filed it
(19) ON SEPTEMBER 25, AT ABOUT 1725 HST, BIG ISLAND AIR FLIGHT 58, A PIPER PA 31-350, CRASHED ON THE NORTHEAST SLOPE OF THE MAUNA LOA VOLCANO ON THE ISLAND OF HAWAII. THE FLIGHT WAS ON A VFR SIGHTSEEING FLIGHT FROM KEAHOLE-KONA INTERNATIONAL AIRPORT AT 1622 HST WITH NINE PASSENGERS AND THE PILOT ONBOARD. THE WRECKAGE WAS LOCATED ON A JAGGED PATCH OF LAVA AT AN ELEVATION OF ABOUT 10,500 FEET MSL. ALL TEN PEOPLE ON BOARD WERE FATALLY INJURED AND THE AIRPLANE WAS DESTROYED. (-23) ON 09/25/99 A PIPER PA-31 OPERATED BY BIG ISLAND AIR, INC., CRASHED INTO THE SIDE OF THE MAUNA LOA VOLCANO AT THE 10,200 FOOT LEVEL. THE LAST RECORDED RADAR HIT OCCURRED AT 1725:56 HST AND INDICATED THE AIRCRAFT WAS FLYING AT 105 KNOTS, WITH A HEADING OF 297 DEGREES, AND A TRANSPONDER INDICATED ALTITUDE OF 9,700 FEET MSL.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.