NTSB investigations
96 cases where the first occurrence was “Altitude deviation,uncontrolled”.
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.\"mKey\" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 110) 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."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 110) 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 DEN88FA202Accident · 1 fatalField investigationFinal reportBeech 200 · Jackson, WYThe plt and his two pax had just arrived at the Jackson hole airport (jax) approximately 30 minutes prior to the accident. The plt dropped off his pax and stepped into operations for a short break. He then returned to the acft by himself for a return flt to…NTSB DEN88GA185Accident · 1 fatalFinal reportCessna 182R · Georgetown, CONTSB CHI88DER10Accident · No injuriesFinal reportAnderson-Tucker Evans VP-1 · Duquette, MNOn the initial flight of this amateur built aircraft the pilot lowered the nose after liftoff to allow the aircraft to accelerate. However, the aircraft settled and the pilot was unable to keep the aircraft from colliding with trees.NTSB CHI88FA091Accident · No injuriesField investigationFinal reportBeech B90 · St. Paul, MNMechanical failure and sticking of the pilots thumb operated trim switch causing nose down pitch command. The failure of the cabin heater and the low cabin temperature are contributing factors.NTSB NYC88IA067Incident · No injuriesIncident investigationFinal reportMitsubishi MU-2B-35 · Teterboro, NJThe MU-2 made a departure and while climbing through approximately 800 ft AGL, there was an inadvertent auto-pilot engagement. The nose pitched down and right. Both pilots got on the controls and control was maintained. A normal landing was made at the point…NTSB CHI88FA048Accident · Serious injuriesField investigationFinal reportBoeing 767-200 · Chicago, ILA flight attendant and a passenger received serious and minor injuries respectively during an inflight encounter with severe turbulence during an enroute descent. Greater than moderate turbulence was forecast to be in the area and severe turbulence had been…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 ANC87LA136Accident · No injuriesLimited investigationFinal reportPiper PA-18 · High Lake, AKThe pilot and his passenger were on a fishing/sight-seeing flight when they encountered winds estimated at 35 knots blowing over a mountain ridge. The pilot attempted to fly over the ridge but turned away after experiencing a strong down draft. A second…NTSB LAX87FA087Accident · 1 fatalField investigationFinal reportCessna 208 · Cima, CAWhile on a day/vfr flt from ontario, CA to las vegas, NV, the acft collided with mountainous terrain near the top of a 6500' peak. Radar data showed that aprx 20 min before the acdnt, the acft began a gradual dscnt from about 10,000'. No preimpact part…NTSB MIA87LA070Accident · No injuriesLimited investigationFinal reportSmith, Ted Aerostar Aerostar 601 · Pahokee, FLThe plt stated that he was conducting an over water apch to rwy 17 when he observed traffic preparing to land ahead of him. He slowed the acft for traffic separation, lowered the gear, & extended partial flaps. He then stated that he felt an abnormal loss of…NTSB ATL87FA030Accident · 4 fatalField investigationFinal reportPiper Aerostar 601P · Clinton, NCWhile en route on an IFR flt plan at FL180, the plt acknowledged instructions to dscnd to 16,000'. Later, the radar controller (cltr) noticed the acft had deviate fm course & was not replying with mode 'c' alt info. The ctlr reqd alt info & the plt responded,…NTSB LAX86LA323Accident · Serious injuriesLimited investigationFinal reportBeech 35R · Sun City West, AZA Beechcraft BE-35R lost alt during initial climb and collided with the ground after takeoff from a private airstrip. The plt described the takeoff as normal until he reached an alt of 100 to 125 ft AGL and started to turn left. The plt stated, 'the aircraft…NTSB LAX86LA312Accident · No injuriesLimited investigationFinal reportMooney M20F · Cloverdale, CAThe acft collided with wires following a loss of control. The plt indicated that he was following a river at 1,500 ft MSL at a slow airspeed when the stall warning sounded. The plt stated that he lowered the nose in a downdraft and recovered close to the…NTSB NYC86MA148Accident · 4 fatalMajor investigationFinal reportSikorsky S-76B · Sutton, MAAbout 16 min after takeoff, while cruising at 6000' MSL in IMC, the plt transmitted 'Sikorsky 507' (call sign of acft hefrequently flew). The ATC ctlr was talking to another flt & did not respond. About 1 min later, rdo & radar contact werelost & the…NTSB ANC86LA051Accident · Minor injuriesLimited investigationFinal reportPiper PA-22 · Chugiak, AKWhile flying in the mountains at about 5000 feet MSL (200 feet AGL), the airplane encountered a downdraft, causing it to crash on a glacier. Pilot estimated the winds to be about 10 knots.NTSB CHI86LA081Accident · Serious injuriesLimited investigationFinal reportCessna 150M · Marengo, OHThe plt was relying on his loran c for navigation when he decided to alter his destination to Delaware municipal arpt due to adverse winds and turbulence. He had been checking his charts for obstructions when the acft collided with trees in a wooded area…NTSB CHI86LA018Accident · No injuriesLimited investigationFinal reportBalloon Works Firefly 7 · Comstock Park, MIAccording to the pilot she received wind information from a flight service station, the noaa and ATIS approximately 1.5 hours prior to takeoff. All these sources predicted winds to be less than 7 knots. Winds were 'very light' during Balloon inflation. The…NTSB CHI85LA189Accident · No injuriesLimited investigationFinal reportPiper PA-38-112 · Tyler, MNPlt stated he was about to abort the takeoff during the long ground run when the acft lifted off. At 30 to 40 ft AGL acft began to sink. Acft contacted a fence post and touched down in a plowed field. Nose gear collapsed and acft nosed over. Plt previously…NTSB ATL85LA125Accident · No injuriesLimited investigationFinal reportPiper J-3C-65 · Blairsville, GAThe private pilot and his student plt passenger were departing the a/p when the plt made a sharp turn downwind at about 100 ft of alt. The a/c mashed into the ground bounced and landed in small trees. The nearest reported winds were recorded at 19 KTS. The…NTSB SEA85IA080Incident · No injuriesIncident investigationFinal reportMcdonnell Douglas DC-9-14 · Reno, NVAfter a ground time of 36 minutes during rain/wet snow the aircraft departed Reno. During the climb in below freezing conditions the crew experienced elevator pitch control difficulties which persisted until the descent into seattle. Examination of the…NTSB FTW85LA133Accident · Minor injuriesLimited investigationFinal reportPiper PA-28-181 · Bartlesville, OKAfter one uneventful full-stop landing the plt re-entered the pattern for a second landing. The plt truned to final at about 500 ft AGL and 65-70 KTS with the rwy lights in sight. Shortly thereafter, according to the plt, the landing light illuminated two…NTSB FTW85LA129Accident · No injuriesLimited investigationFinal reportRotorway Exec · Bethany, OKThe owner/builder had a single engine, multi-engine, land rating, but did not have a helicopter rating. While practicing hover flt in his experimental helicopter, he unexpectedly allowed the helicopter to reach a higher than normal alt. He attempted to…NTSB LAX85LA155Accident · Serious injuriesLimited investigationFinal reportRobinson R-22A · Santa Barbara, CAStudent plt stated that while flying the last leg of a solo cross country flight he was flying along the coast at 50 to 75 feet, he diverted his attention to look at the a man on the beach and when he looked back at the instruments he noticed the helicopter…NTSB DEN85LA086Accident · No injuriesLimited investigationFinal reportCessna 210 · Fort Bridger, WYThe acft encountered moderate turbulence and IFR conditions while en route over Fort Bridger, WY. The plt stated he attempted to climb on top but the acft had accumulated ice and the altimeter and VSI indicated a rapid descent. A forced landing was then…NTSB SEA85LA059Accident · No injuriesLimited investigationFinal reportSchweizer SGS-126E · Reno, NVStudent glider pilot was ridge flying in thermals then lift dropped off. The acft turned downwind, away from rising terrain and the plt made an emergency off arpt landing.NTSB ANC85LA039Accident · No injuriesLimited investigationFinal reportCessna C-207 · Nome, AKPlt obtained a special VFR to land at Nome arpt. Plt saw apch lights and made a left circle to line up with rwy. Plt stated, ceiling was 300 ft AGL, low visibility and freezing drizzle was present. Aprx 3/8 inch of ice was on airframe and windshield. Plt…NTSB FTW84LA380Accident · Minor injuriesLimited investigationFinal reportBeech A36 · Lubbock, TXFailure to complete both the takeoff and landing check-lists resulted in taking off with the elevator trim improperly set and the gear-up landing. According to the plt, as the acft was cleaned-up after takeoff from rwy 17R the nose became very heavy. The…NTSB DEN84LA276Accident · Serious injuriesLimited investigationFinal reportMolino PIK-20 · Calhan, COThe glider struck a barbed wire fence while landing in a pasture. The plt said he encountered a downwash at the edge of a storm that resulted in an 800 fpm rate of descent and forced landing.NTSB MKC84LA265Accident · No injuriesLimited investigationFinal reportHughes 269C · Witts Springs, ARWhile manuevering at an alt of 35 to 40 ft above tree the plt felt a shutter and low frequency shaking of the rotor disk. Rotor RPM and engine RPM decreased and the acft entered a shallow descent. The plt applied forward cyclic, reduced collective and…NTSB CHI84LA337Accident · No injuriesLimited investigationFinal reportPiper PA-28-161 · Manchester, OHThe accident occurred when the pilot was flying low on a fly-by for photographs. Adjusting her seat, the passenger hit the control yoke, the aircraft pitched down and collided with a tree. The pilot recovered control and completed a safe landing at an airport…NTSB LAX84FA429Accident · 1 fatalField investigationFinal reportBellanca 7ECA · Julian, CAAfter takeoff several 360 deg climbing turns were made to gain alt to clear the mountain ridge. The ridge was approached at 4800 ft MSL with the plt expecting a thermal lift over the 5500 ft level which had been encountered many times before. At 4800 ft MSL…NTSB NYC84LA230Accident · Minor injuriesLimited investigationFinal reportPiper PA-22-160 · Bargaintown, NJThe acft was on a banner tow mission. Plt dropped banner and initiated a pull-up manuever to go-around and return for a landing. As the plt pulled up, a downdraft was encountered at the end of the field. Plt initiated a right turn and acft continued sinking…NTSB CHI84LA260Accident · Serious injuriesLimited investigationFinal reportBalloon Works Firefly 7 · Geneva, ILThe Balloon descended in an area of thunderstorms and turbulence and collided with trees. The plt said the Balloon 'caved in' and descended rapidly. The plts husband and a passenger revealed that the Balloon was 'vented' by the plt to land before reaching a…NTSB SEA84LA127Accident · No injuriesLimited investigationFinal reportBreezy RLU-1A · Jean, NVThe acft departed on rwy 20 and turned crosswind at an alt of 200 ft AGL. The plt stated that after turning downwind for a non-standard traffic pattern at an airspeed of 60 to 65 mph the acft began to lose altitude. The acft continued the descent even though…NTSB NYC84LA203Accident · No injuriesLimited investigationFinal reportCessna 150K · Warren, VTThe plt stated that while crossing a mountain ridge a mountain wave was encounterd which resulted in a 1000 fpm sink rate. The plt stated this sink rate increased when a turn was made to parallel the ridge. The acft settled into trees.NTSB DEN84LA150Accident · Serious injuriesLimited investigationFinal reportCessna 182M · Nucla, COPlt stated, 'I made one pass on low boundry spreading 100% of seed and began a climbing left turn to make a pass from high side down east boundry. I reached altitude of approximately 300 ft AGL (above ground level) and attempted to pass over telephone draw…NTSB MKC84LA133Accident · No injuriesLimited investigationFinal reportBeech V35B · Lee'S Summit, MOThe plt reported that the acft landed hard, bounced and landed hard again breaking the nose gear off the acft. The pilot stated he encountered a strong downdraft on approach.NTSB CHI84LA120Accident · Minor injuriesLimited investigationFinal reportPiper PA-32RT-300 · Lima, OHHeavy wet snow was falling on the day of the accident. The plt reported that he cleared snow off the wings of the acft, but not off the horizontal surface of the t-tail. Also he reported, a considerable amount of slush remained on the rwy which was thrown up…NTSB NYC84LA139Accident · No injuriesLimited investigationFinal reportBalloon Works Fire FLY 6B · Butler, PADuring a descent to land, the plt of a Balloon tried to level off to reach a desired touch down point. The plt added heat, but the Balloon continued to descend. After a hard bounced landing, the Balloon began to ascend, but it collided with tree limbs & was…NTSB DEN84IA007Incident · No injuriesIncident investigationFinal reportBoeing 727-222 · Pueblo, COThe acft experienced an uncontrolled altitude deviation as a result of encountering cat at 27000 ft. it climbed at 6000 fpm to 3200 ft. the acft was 40 to 50 miles north & slightlybelow the jet core. No turbulence was forecast.NTSB NYC84IA007Incident · Minor injuriesIncident investigationFinal reportMcDonnell Douglas DC-10-10 · Atlantic Ocean (Atlantic Ocean)The acft encountered moderate to severe turbulence as it seemed to pass through a cumulus cloud. Radar showed no buildups & there were no sigmets or airmets in effect.NTSB FTW83LA429Accident · Serious injuriesLimited investigationFinal reportBritish BAC 1-11 · Green Canyon172While established in cruise flight deviating around an area of thunderstorms the aircraft experienced an encounter with turbulence that caused 1 serious and 2 minor injuriesNTSB ATL83LA342Accident · No injuriesLimited investigationFinal reportAir & Space 18-A · Murray, KYAprx 400 ft AGL, while executing a jump takeoff and a right turn, the aircraft began to settle. It then struck trees and then the ground. The temperature was 100 degrees f. the pilot stated that more attention should have been paid to ambient conditions.NTSB DCA83AA022Accident · 4 fatalFinal reportMitsubishi MU-2B-60 · Jeffersonville, GAThe acft was on the return portion of a round trip flt, hauling canceled bank checks. When they boarded before takeoff, the plt's wife, who was not a plt, occupied the r front seat & his 2 daughter's, ages 4 & 6, were in the passenger seats. Previous legs of…NTSB CHI82IA282Incident · No injuriesIncident investigationFinal reportCessna 172N · Columbus, OHDuring stall recovery practice, the right control yoke jammed in the full forward position. Recovery was accomplished byplacing both feet on the instrument panel for leverage then pulling the yoke rearward. Investigation revealed that the RH nylon bearing on…NTSB NYC82IA170Incident · No injuriesIncident investigationFinal reportBoeing 727-231 · Flushing, NYTwa flt 524, a Boeing 727-231, was executing an ILS rwy 22 apch to laguardia airport when it encountered low level windshear on final apch. The apch was conducted in IMC. The crew reported that they broke out and observed the rwy centerline lights at 100FT…