NTSB investigations: NONE

55 cases on aircraft whose registry engine model is NONE, where the defining event was Loss of lift. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.

Cases per year

20092026
NTSB investigations: NONE per year, 2009–2026: 55 cases
20092
20106
20115
20122
20132
20144
20152
20163
20174
20184
20203
20214
20226
20243
20254
20261

Latest cases

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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('00000')
      AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e.\"isDefiningEvent\" AND e.\"tier2Number\" = '500'))
  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.

NTSB ERA26LA138Accident · Minor injuriesClass 4 · LimitedFinal reportGlasflugel Kestrel · Little Switzerland, NCA loss of thermal lift during a glider flight, which resulted in a collision with trees during a landing approach to a diversionary airport.Mar 5, 2026 · N9919 · Substantial damageNTSB WPR26LA010Accident · No injuriesClass 4 · LimitedFinal reportGlasflugel STD Libelle 201B · Moriarty, NMThe glider’s encounter with atmospheric conditions where lift was not sufficient to maintain flight.Oct 5, 2025 · N1095G · Substantial damageNTSB CEN25LA271Accident · No injuriesClass 4 · LimitedFinal reportPZL Swidnik PW-5 · Kerrick, TXThe glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight.Jul 19, 2025 · N4426Z · Substantial damageNTSB WPR25LA177Accident · No injuriesClass 4 · LimitedFinal reportRolladen Schneider LS-7WL · Tonasket, WAThe glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight.Jun 11, 2025 · N78AW · Substantial damageNTSB WPR25LA138Accident · No injuriesClass 4 · LimitedFinal reportSchweizer SGS 2-33A · Hood River, ORThe glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight.Apr 19, 2025 · N5786S · Substantial damageNTSB WPR24LA274Accident · No injuriesClass 4 · LimitedFinal reportBurkhart Grob Flugzeugbau G103 Twin Astir · Minden, NVThe glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight and a subsequent collision with an obstacle during an off-field landing.Aug 9, 2024 · N125CC · Substantial damageNTSB ERA24LA291Accident · No injuriesClass 4 · LimitedFinal reportBurkhart Grob Flugzeugbau G102 Astir CS · Benton, NHAn encounter with atmospheric conditions where the lift was not sufficient to maintain flight, resulting in collision with trees.Jun 2, 2024 · N152SS · Substantial damageNTSB ERA24LA119Accident · No injuriesClass 4 · LimitedFinal reportAlexander Schleicher ASW 27-18 · Polk City, FLThe glider pilot’s misjudged altitude, which resulted in an off-airport landing and collision with a fence.Feb 15, 2024 · N429SH · Substantial damageNTSB WPR22LA364Accident · No injuriesClass 4 · LimitedFinal reportSchleicher ASW-20 · Hood River, ORThe pilot’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight.Sep 29, 2022 · N220CW · Substantial damageNTSB ERA22LA407Accident · Minor injuriesClass 4 · LimitedFinal reportSchweizer SGS 2-33A · Mount Bethel, PAThe glider’s encounter with atmospheric conditions, where the lift was not sufficient to maintain flight resulting in an off-airport landing and collision with powerlines.Sep 3, 2022 · N17867 · Substantial damageNTSB CEN22LA370Accident · Serious injuriesClass 4 · LimitedFinal reportBurkhart Grob Flugzeugbau G102 Club Astir Iiib · Highland, ILThe glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight.Aug 6, 2022 · N424BG · Substantial damageNTSB ERA22LA365Accident · No injuriesClass 4 · LimitedFinal reportSchweizer SGS 1-26D · Windsor, VAThe glider’s encounter with atmospheric conditions, where lift was not sufficient to maintain flight.Jul 4, 2022 · N249AF · Substantial damageNTSB WPR22LA223Accident · No injuriesClass 4 · LimitedFinal reportDG Flugzeugbau DG 1000S · Lake Chelan, WAThe glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight. Contributing to the accident was the pilot’s decision to overfly a suitable landing site which resulted in an off-field landing in a lake.Jun 22, 2022 · N767SS · Substantial damageNTSB WPR22LA225Accident · No injuriesClass 4 · LimitedFinal reportRolladen-Schneider LS-6 · Tahoe Vista, CAThe glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight and subsequent water ditching.Jun 20, 2022 · N536LS · Substantial damageNTSB WPR22LA007Accident · Serious injuriesClass 4 · LimitedFinal reportSchweizer SGS 2-32 · San Juan Baptista, CAThe glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight, which necessitated a forced landing.Oct 9, 2021 · N87R · Substantial damageNTSB WPR21LA290Accident · Minor injuriesClass 4 · LimitedFinal reportBurkhart Grob G 103 Twin II · Levan, UTThe glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight which resulted in an off-airport landing and a collision with a fence.Jul 25, 2021 · N4446Y · Substantial damageNTSB WPR21LA235Accident · Minor injuriesClass 4 · LimitedFinal reportHPH Glasflugel · Winthrop, WAThe glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight.Jun 20, 2021 · N974CQ · Substantial damageNTSB ERA21LA395Accident · Serious injuriesClass 4 · LimitedFinal reportSchempp Hirth Ventus C · Wagener, SCImpact with trees during a forced landing in atmospheric lift conditions that were insufficient to maintain flight. Contributing was the pilot’s delayed decision to return to the airport.Apr 22, 2021 · N571RD · Substantial damageNTSB WPR20CA273Accident · No injuriesClass 4 · Data collectionFinal reportSchweizer SGS233 · Warner Springs, CAThe pilot's inability to maintain altitude due to a loss of thermal lift, which resulted in an off-airport landing.Aug 14, 2020 · N7547 · Substantial damageNTSB WPR20CA151Accident · No injuriesClass 4 · Data collectionFinal reportLet L 33 Solo · Arlington, WAThe loss of lift while on final approach which resulted in a hard off-airport landing.May 11, 2020 · N355BA · Substantial damageNTSB ERA20CA178Accident · Minor injuriesClass 4 · Data collectionFinal reportSchempp Hirth Ventus 2CT · Stuarts Draft, VAA loss of thermal lift during a motor glider flight, which resulted in an off-airport landing. Contributing to the accident was the pilot's delayed attempted engine start.May 11, 2020 · N514TW · Substantial damageNTSB WPR18TA192Accident · Serious injuriesFinal reportSchempp Hirth Discus CS · Goldfield, NVThe glider’s encounter with atmospheric lift conditions that were not sufficient to maintain flight, which necessitated a forced landing on uneven terrain.Jul 11, 2018 · N104TH · Substantial damageNTSB GAA18CA377Accident · No injuriesData collectionFinal reportJonker Sailplanes JS1-C · Panguitch, UTThe pilot’s inability to maintain altitude and his delayed decision to deploy the powered-glider’s engine, which necessitated an off-airport landing.Jun 24, 2018 · N963CG · Substantial damageNTSB GAA18CA283Accident · No injuriesData collectionFinal reportSchweizer SGS123 · Tunbridge, VTThe student glider’s inability to maintain altitude due to a loss of thermal lift, which resulted in an off-airport landing.May 13, 2018 · N9915J · Substantial damageNTSB GAA18CA172Accident · No injuriesData collectionFinal reportLithuanian Factory Of LAK 12 · Sunriver, ORThe glider pilot's inadequate flight planning, which resulted in an off-airport landing.Mar 20, 2018 · N63010 · Substantial damageNTSB GAA17CA477Accident · No injuriesData collectionFinal reportLet L 23 Super Blanik · Homestead, FLThe glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight, which resulted in the pilot landing short of the intended runway.Jul 30, 2017 · N304MG · Substantial damageNTSB GAA17CA427Accident · Minor injuriesData collectionFinal reportLet L23 · Deatsville, ALThe student pilot’s failure to maintain clearance from trees and power lines while landing.Jul 21, 2017 · N342BA · Substantial damageNTSB GAA17CA255Accident · No injuriesData collectionFinal reportSchweizer SGS134 · Blairstown, NJThe pilot’s failure to attain a proper glidepath on approach for landing in gusting wind conditions, which resulted in an off-airport landing and impact with soccer goal posts.Apr 28, 2017 · N2682H · Substantial damageNTSB GAA17CA196Accident · No injuriesData collectionFinal reportSchweizer SGS126 · Bangor, PAThe glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight, which resulted in an off-airport landing.Mar 11, 2017 · N17933 · Substantial damageNTSB ERA16CA227Accident · No injuriesData collectionFinal reportPezetel SZD 48-1JANTAR STD 2 · Maysville, WVThe glider's encounter with insufficient atmospheric lift conditions where the lift was not sufficient to maintain soaring flight, which resulted in an off-airport landing.Jun 12, 2016 · N438QA · Substantial damageNTSB GAA16CA261Accident · Serious injuriesData collectionFinal reportRolladen-Schneider OHG LS3 · Blairstown, NJThe pilot's failure to maintain clearance from trees on final.May 25, 2016 · N63761 · Substantial damageNTSB GAA16CA205Accident · Minor injuriesData collectionFinal reportBurkhart Grob Flugzeugbau G103 Twin Astir · Marana, AZThe glider's loss of lift as a result of unfavorable wind conditions for glider operations, consequently resulting in a collision with trees.Apr 24, 2016 · N40880 · Substantial damageNTSB WPR15LA232Accident · Serious injuriesLimited investigationFinal reportSchleicher ASW 20B · Logan, UTThe pilot’s failure to maintain glider control when it encountered a strong downdraft while maneuvering near a ridgeline.Aug 2, 2015 · N20YZ · Substantial damageNTSB GAA15CA028Accident · Minor injuriesData collectionFinal reportLet L23 - NO Series · Los Alamitos, CAThe inadvertent deployment of the air brakes during initial climb, resulting in a loss of lift. Contributing to the accident was the pilot's failure to identify and remediate the cause.Mar 29, 2015 · N381BA · Substantial damageNTSB ERA14CA453Accident · Minor injuriesData collectionFinal reportSchleicher ASK 21 · Wurtsboro, NYA loss of lift during the landing approach, which resulted in impact with terrain.Sep 20, 2014 · N421SL · Substantial damageNTSB ERA14CA426Accident · Serious injuriesData collectionFinal reportSchleicher ASW 19B · Avoca, NYThe pilot's decision to attempt a return to his departure airport which resulted in the glider's encounter with atmospheric conditions where the lift was not sufficient to maintain flight and an off-airport landing.Sep 7, 2014 · N31GF · Substantial damageNTSB ERA14CA220Accident · Serious injuriesData collectionFinal reportSchleicher ASW 20 · Monroe, GAThe pilot's improper selection of an off-airport landing site and his subsequent failure to maintain clearance from trees during an off airport landing.May 4, 2014 · N777LR · Substantial damageNTSB WPR14CA138Accident · Minor injuriesData collectionFinal reportDG Flugzeugbau DG 1000S · Wrightwood, CAThe pilot's inadequate in-flight planning/decision to maneuver the glider where the lift was not sufficient to maintain flight, resulting in an off airport landing.Mar 15, 2014 · N624RM · Substantial damageNTSB CEN13CA573Accident · No injuriesData collectionFinal reportSchweizer SGS 2 33A · Hampshire, ILThe student pilot's inadequate compensation for landing area conditions during an off-airport landing which resulted in a collision with an obstruction.Sep 2, 2013 · N2668H · Substantial damageNTSB WPR13CA333Accident · Serious injuriesData collectionFinal reportSchweizer SGS 2-33A · Hood River, ORThe glider encountered atmospheric conditions where the lift was not sufficient to maintain flight, which resulted in an off airport landing on rough terrain.Jul 20, 2013 · N2052T · Substantial damageNTSB CEN13CA079Accident · Minor injuriesData collectionFinal reportSchweizer SGS 2-32 · Boulder, COThe glider pilot's inability to locate an area of thermal lift.Nov 29, 2012 · N9929J · Substantial damageNTSB WPR12CA278Accident · No injuriesData collectionFinal reportSchweizer SGS 1-36 · Bishop, CAThe glider’s encounter with insufficient atmospheric lift to maintain soaring flight, which resulted in an off-airport landing.Jun 27, 2012 · N3617U · Substantial damageNTSB WPR12CA072Accident · No injuriesData collectionFinal reportSchweizer SGS 1-26B · Murrieta, CAThe glider's encounter with insufficient atmospheric lift to maintain soaring flight.Dec 28, 2011 · N8641R · Substantial damageNTSB WPR11CA411Accident · Serious injuriesData collectionFinal reportSchweizer SGS 2-32 · Warner Springs, CAThe pilot’s inadequate altitude to clear a ridgeline while maneuvering over a mountainous area.Aug 28, 2011 · N5840V · Substantial damageNTSB WPR11CA342Accident · No injuriesData collectionFinal reportSchleicher ASW-27 · Preston, IDThe glider's impact with crops during the off-airport landing.Jul 21, 2011 · N78AB · Substantial damageNTSB WPR11CA486Accident · No injuriesData collectionFinal reportSchleicher ASW-27 · Brigham City, UTThe glider pilot did not take timely action to locate a safe outlanding area after entering an area where atmospheric lift was not sufficient to maintain soaring flight.Jul 19, 2011 · N797V · Substantial damageNTSB ERA11CA206Accident · Serious injuriesData collectionFinal reportRolladen-Schneider LS-3 · Winchester, TNThe glider pilot's delayed response to changing weather conditions, which resulted in an off-airport landing into trees.Mar 24, 2011 · N1359 · Substantial damageNTSB CEN10CA507Accident · No injuriesData collectionFinal reportLet L-23 Super Blanik · Socorro, NMA loss of lift that resulted in an off-airport landing.Aug 28, 2010 · N361BA · Substantial damageNTSB WPR10LA356Accident · 1 fatalLimited investigationFinal reportParker RS-15 Sailplane · Marysvale, UTThe glider's encounter with insufficient atmospheric lift to maintain soaring flight.Jul 17, 2010 · N15LQ · Substantial damageNTSB CEN10CA388Accident · No injuriesData collectionFinal reportSchweizer SGS 1-26B · Waynesville, OHThe student pilot's delayed decision that resulted in insufficent altitude to return to the departure airport.Jul 10, 2010 · N2429W · Substantial damage