NTSB investigations, MT
180,616 investigations by the National Transportation Safety Board since 1962: 174,594 accidents, the rest incidents and other occurrences. Each has NTSB’s narrative and, once the investigation is done, its probable cause; since 2008, its findings and sequence of events.
Cases, newest first
Query with SQL
duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1 WHERE c.\"eventStateOrRegion\" = 'MT' AND c.\"eventCountry\" = 'USA' ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"
Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1 WHERE c."eventStateOrRegion" = 'MT' AND c."eventCountry" = 'USA' ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB DEN89LA106Accident · No injuriesLimited investigationFinal reportCessna A188B · Rapelje, MTThe inadequate compensation for the wind conditions by the pilot which resulted in a loss of directional control on landing and subsequent collision with a ditch.NTSB DEN89LA094Accident · No injuriesLimited investigationFinal reportPiper PA-18-150 · Great Falls, MTThe failure of the pilot in compensate adequately for wind conditions, and landing despite having been alerted to wind conditions.NTSB DEN89LA092Accident · Serious injuriesLimited investigationFinal reportPoehls Bobcat · Billings, MTThe pilot inadvertently stalled the aircraft at an altitude which was too low to permit recovery.NTSB DEN89LA079Accident · No injuriesLimited investigationFinal reportAeronca 7AC · Wolf Point, MTThe failure of the student pilot to use carburetor heat in a timely manner which resulted in a partial loss of engine power. Contributing to the accident was the inadequate weather evaluation the pilot made after taking off and flying through fog due to his…NTSB DEN89LA065Accident · No injuriesLimited investigationFinal reportPiper PA-18-150 · Medicine Lake, MTSelection of unsuitable terrain by the pilot, resulting in a collision with snowdrifts during landing ground run.NTSB DEN89LA049Accident · No injuriesLimited investigationFinal reportPiper PA-11 · Winnett, MTThe pilot was taking off from a farm strip with a 10 kt head wind. The plt said the sun was shining at the time of the acdt but there had been snow showers in the area. He said the liftoff was normal but at about 15 to 18 ft AGL the acft stalled and crashed.…NTSB DEN89LA046Accident · No injuriesLimited investigationFinal reportPiper PA-11 · Hammond, MTThe plt, who was a veterinarian, landed his acft in rough, cultivated farm fld at a ranch in order to conduct business. Upon completion of his business, the plt selected a smoother area in the same field for takeoff. The area was smoother but was shorter and…NTSB DEN89LA035Accident · Minor injuriesLimited investigationFinal reportPiper PA-28-140 · Chinook, MTThe student plt was flying cross country, solo, to take a private plt checkride. He said he became lost and flew until the fuel was exhausted. He selected a snow covered field and landed. At touchdown, the nose gear dug in and the acft nosed over.NTSB DEN89LA029Accident · No injuriesLimited investigationFinal reportPiper PA-18-150 · Baker, MTThe commercial plt was landing after a pipeline patrol flight. There were no pax. The plt made a wheels landing on rwy 30 with wind reported from 270 at 28 KTS. During landing roll, a wind gust from the left side, estimated by the plt as 50 KTS, lifted the…NTSB DEN89LA021Accident · Serious injuriesLimited investigationFinal reportCessna 175 · Fort Peck, MTThe plt enctrd hvy snow at night & turned back to find a nearby landing strip that he was familiar with. He recognized a ranch house associated with the strip, but was unable to find the landing area. He began to circle in hopes that someone would turn on the…NTSB DEN89LA023Accident · No injuriesLimited investigationFinal reportCessna 152 · Billings, MTThe student plt was practicing takeoffs and landings, with reported winds gusting to 14 KTS. During a landing the plt misjudged the flare and attempted to go around. He said the wind raised the right wing and that he overcorrected with aileron and pulled back…NTSB DEN89LA026Accident · No injuriesLimited investigationFinal reportCessna 210D · Malta, MTThe private plt, alone in the aircraft, was performing a landing on a paved road at a hunting resort. During final approach the Cessna struck power lines and damaged the nose gear. The acft touched down on the road and the nose gear collapsed. A post accident…NTSB DEN88LA197Accident · Serious injuriesLimited investigationFinal reportPiper PA-24-260C · Hamilton, MTThe private plt was descending to the destination arpt at the conclusion of a 3.5 hr x-country flight. The plt said he selected the right main fuel tank and flew until the 'fuel was low to the point of exhaustion.' During a right turn, with the gear extended,…NTSB DEN88LA194Accident · No injuriesLimited investigationFinal reportLake LA-4-200 · Lakeside, MTThe plt and his pax departed bzn at 1500 MDT and flew to Hughes bay on flathead Lake, near Lakeside, MT, arriving at aprx 1700. The plt said he noticed a diminishing wave pattern from the southwest and a strong gust surface pattern from the east. There were…NTSB DEN88LA188Accident · No injuriesLimited investigationFinal reportCessna T210F · Ennis, MTWhile on a landing rollout, the left main gear strut failed & separated from the acft. The plt said he held the acft straight for about 600 ft, then it veered to the left & went off the rwy. Subsequently, the left wing & left horizontal stabilizer were…NTSB DEN88LA181Accident · No injuriesLimited investigationFinal reportCessna 180 · Cascade, MTThe plt was landing at an unattended airstrip with a 1000' dirt rwy. There was a northerly wind, but due to the sloping rwy terrain, he elected to use rwy 19 & land uphill with a tailwind. The plt rprted that as he was about to flare, the acft pitched down &…NTSB DEN88LA178Accident · Minor injuriesLimited investigationFinal reportTaylorcraft BC12-D · Clinton, MTThe plt rprtd that drg takeoff from rwy 25, the winds were from 270 deg at 10 gusting 15 KTS. He stated that drg the initial climb, the airplane enctrd a severe windshear. Subsequently, he lost control & the acft struck the ground in a 40 deg nose down, 70…NTSB DEN88LA177Accident · No injuriesLimited investigationFinal reportRossi Pitts S-1S · Butte, MTNTSB DEN88LA169Accident · Minor injuriesLimited investigationFinal reportPiper PA-18 · Forsyth, MTNTSB DEN88LA163Accident · No injuriesLimited investigationFinal reportEnstrom 280C · Glendive, MTNTSB DEN88LA147Accident · Serious injuriesLimited investigationFinal reportCessna 150C · Fort Peck, MTThe pilot made a takeoff from a muddy, dirt, road. He said that after he become airborne he put his aircraft into a sharp turn in order to avoid some power lines. Although he was successful in avoiding the power lines, he inadvertently stalled the aircraft…NTSB DEN88LA139Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Conrad, MTThe plt reported that he was making a lt turnaround to begin a swath run. He said the acft slowed while in a steep lt bank at the highest part of the turn and he was unable to raise the lt wing as the acft approached the ground. The lt wing and main landing…NTSB DEN88LA137Accident · No injuriesLimited investigationFinal reportBell 206B3 · Missoula, MTA check airman and a commercial plt were performing an instructional flt. During climbout after a practice autorotation, the engine out audio and light warning activated. Both pilots verified an actual engine out and entered an autorotation. The helicopter…NTSB DEN88LA135Accident · Serious injuriesLimited investigationFinal reportBell 47G · Terry, MTThe aircraft was on a ferry flight from alpine, WY. To belfield, ND. The plt departed alpine at approximately 0950 and made several enroute stops to refuel. The plt intended to land at miles city, MT to refuel but he got lost and flew to Terry, MT, located 38…NTSB DEN88LA134Accident · Minor injuriesLimited investigationFinal reportCessna T188C · Big Timber, MTThe plt said he was spraying 2,4,d on two barley flds. He had completed one fld and was turning around when the acft began to settle. He said when he attempted to avoid ground contact the acft stalled and collided with the ground. During a telephone…NTSB DEN88LA124Accident · No injuriesLimited investigationFinal reportCessna A-185F · Phillipsburg, MTNTSB DEN88DTI01Accident · No injuriesFinal reportJudge Q2 · Cut Bank, MTThe acdt occurred on the arpt when the plt decided to abort the flt shortly after takeoff. The plt said that after takeoff the acft did not seem to accelerate properly so he decided to land. The takeoff had been made on a 5300 ft long rwy which has a 600 ft…NTSB DEN88LA102Accident · Minor injuriesLimited investigationFinal reportCessna 182P · Great Falls, MTThe private plt was returning home from a personal transportation flight with one pax, another private plt. Both men reported that while on final for rnwy 25, the sun was in their eyes and hindered their vision. The plt in command stated that he cannot…NTSB DEN88FA097Accident · 2 fatalField investigationFinal reportCessna 150 · Deer Lodge, MTNTSB DEN88FA093Accident · 2 fatalField investigationFinal reportCessna 310I · Helena, MTThe acft depd glasgow, Montana, where the passenger (secretary of state for Montana) had been campaigning. Initially, a VFR flt plan had been filed; however, drg arrival at Helena, an IFR flt plan was filed when the plt realized the wx had deteriorated. The…NTSB DEN88IA083Incident · No injuriesIncident investigationFinal reportCessna 210 · Billings, MTNTSB DEN88LA076Accident · Serious injuriesLimited investigationFinal reportMooney M20E · Miles City, MTNTSB DEN88LA070Accident · No injuriesLimited investigationFinal reportPiper J3C-65 · Circle, MTPlt and passenger were hunting coyotes from the air. Upon landing to pick up a coyote they had shot, the acft encountered deep snow and nosed over.NTSB DEN88LA067Accident · No injuriesLimited investigationFinal reportCessna 180 · Roundup, MTThe private plt rancher was completing a work flt. During the flt, the plt made 5 off arpt landings in snow 5 to 6 inches deep. The landing on which the accident occurred was made at a local arpt on a snow covered rwy. During the landing, the acft sank into…NTSB DEN88FA071Accident · 3 fatalField investigationFinal reportCessna 172M · Red Lodge, MTThe plt and two pax were returning to twin falls, id from billings, MT. The plt rec two wx briefings prior to dep. The wx forecast indicated low clouds, snow, turb and icing cond along the intended route of flight. The route of flight required the plt to…NTSB DEN88FA063Accident · 3 fatalField investigationFinal reportCessna 421A · Helena, MTThis accident occurred during a night, ILS app to rwy 27 in IMC. The acft collided with a mountain 12 NM ese of the arpt while turning inbound to intercept the LOC course. Investigation revealed that one VOR receiver was set on the destinaton ILS freq, the…NTSB DEN88LA034Accident · Serious injuriesLimited investigationFinal reportCessna 177RG · Great Falls, MTThe private plt was preparing for departure on an IFR flight plan. After finding that the starter would not operate properly, the plt tried to manually repositon the propeller. The ignition was still on and the engine fired. The propeller struck the plt's…NTSB DEN88LA031Accident · Serious injuriesLimited investigationFinal reportCessna 170B · Conner, MTOn takeoff from a private, grass strip the pilot stated the engine began to lose power at approximately 20 to 30 feet AGL. A ravine was ahead and he attempted to stretch his glide to the FAR side of the ravine; however, the aircraft stalled and crashed into…NTSB DEN88LA029Accident · No injuriesLimited investigationFinal reportCessna 182RG · Boulder, MTWhile on a cross country flt at 6000 ft MSL, the eng lost power. Exam of the acft revealed that the left fuel tank contained 23 gallons while the right was empty. The fuel selector was found on the empty tank. The acft was destroyed during the emergency…NTSB DEN88LA012Accident · Minor injuriesLimited investigationFinal reportBeech C35 · Ekalaka, MTDuring the takeoff roll the pilot encountered an unexpected tailwind. The pilot reported that he tried to abort the takeoff but tall grass and the tailwind did not allow the aircraft to decelerate properly. The aircraft ran through two drainage ditches and…NTSB DEN88LA009Accident · No injuriesLimited investigationFinal reportCessna A185F · Glasgow, MTThe plt reported that he was landing on rwy 12 with the winds, as reported by UNICOM, 100 deg at 10 KTS. He said that shortly after touchdown the acft was hit by a strong gust from the rt. The rt wing lifted, the lt wing hit the ground, and the acft nosed…NTSB DEN88FA001Accident · 1 fatalField investigationFinal reportPiper PA-18-125 · Miles City, MTA cattle rancher was flying his aircraft looking for stray cattle and checking the condition of the ranch. He was at approximately 300 feet AGL when he spotted cattle that had strayed off the ranch. The pilot turned to get a better view of the cattle and flew…NTSB DEN87FA234Accident · 2 fatalField investigationFinal reportPiper PA-12-150 · Anaconda, MTBoth plts were reportedly avid big horn sheep hunters. On the morning of the accident, the 2nd plt picked up topographical charts of the area where the acft crashed. It was an area where the Montana department of fish, wildlife, and parks (fwp) had recently…NTSB DEN87FA216Accident · 1 fatalField investigationFinal reportGreat Lakes 2T-1A · Bozeman, MT74-Year-OLD plt was performing aerobatics at small arpt for local tv news station to promote weekend airshow. Plt made right & left pass, each pass consisting of shallow descent, pullup from aprx 150 to 200 ft AGL, & slow roll. Plt began third pass from…NTSB DEN87LA205Accident · No injuriesLimited investigationFinal reportCessna 172C · Cut Bank, MTThe plt stated that she radioed the Cut Bank fss and was told that the wind was 060 degrees at 41 knots. She then landed the acft uneventfully. However, while turning 90 degrees off the rwy onto a taxiway, the acft nosed over.NTSB DEN87FA203Accident · 1 fatalField investigationFinal reportCessna A188B · Kalispell, MTA Cessna ag wagon, N731SH, hit an electrical pwr line during a climbing turn while crop spraying. The acft was observed plummeting to the ground. The acft was substantially damaged and the plt received fatal injuries. The plt was climbing into the sun which…NTSB DEN87LA189Accident · No injuriesLimited investigationFinal reportAerospatiale SA316B · Red Lodge, MTThe plt said he was getting ready to take off from a 9400-FT MSL landing zone a top a mountain 7 mi ssw of Red Lodge, MT. The plat said the helicopter was positioned on a slight north-south slope and pointed towards the west. The wind was from the south…NTSB DEN87LA179Accident · Minor injuriesLimited investigationFinal reportCessna 175 · Kalispell, MTThe pvt plt was on a x-country flight. The engine began running rough, made a 'bang' sound and lost partial power. Smoke entered the cockpit, oil pressure was lost and the plt initiated an emergency landing. The acft ldg gr struck powerlines on approach to a…NTSB DEN87LA183Accident · No injuriesLimited investigationFinal reportCessna T188C · Winnett, MTDuring landing on a roadway used by the crop-duster for re-loading chemicals for spraying, the left spray boom contacted vegetation and slewed the acft sideways. The right wing was bent and the propeller was damaged.NTSB DEN87MA168Accident · 10 fatalMajor investigationFinal reportBeech D18S · Lakeside, MTThe plt borrowed the acft to fly a musical group to kalispell for a pvt engagement at Lakeside, MT, which was aprx 15 mi south of the arpt. That evening, the group boarded the acft for the return flt. After takeoff, the acft was seen flying at low alt in the…