# NTSB investigations: Not determined

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

Page 1 of 44 · 2,177 cases

## Latest cases

- [NTSB GAA26WA326](https://openairdocs.org/ntsb/GAA26WA326.md): Laviasa PA25 · Cajati, Brazil · Accident · No injuries · Class 5 · Foreign · Sep 21, 2026 · PR-SOH · Substantial damage
- [NTSB GAA26WA309](https://openairdocs.org/ntsb/GAA26WA309.md): Bell 412 · Ciudad del Carmen, Mexico · Incident · No injuries · Class 5 · Foreign · Sep 8, 2026 · XA-EHJ · No damage
- [NTSB GAA26WA286](https://openairdocs.org/ntsb/GAA26WA286.md): Guimbal Cabri · Oxford, United Kingdom · Incident · No injuries · Class 5 · Foreign · Aug 19, 2026 · G-TOOO · Minor damage
- [NTSB GAA26WA275](https://openairdocs.org/ntsb/GAA26WA275.md): Cessna U206 · Iquique, Chile · Occurrence · No injuries · Class 5 · Foreign · Aug 4, 2026 · CC-PHJ · Minor damage
- [NTSB GAA26WA261](https://openairdocs.org/ntsb/GAA26WA261.md): Cessna 152 · Mengeringhausen, Germany · Incident · 1 fatal · Class 5 · Foreign · Jul 14, 2026 · D-EJCP · Destroyed
- [NTSB GAA26WA201](https://openairdocs.org/ntsb/GAA26WA201.md): Piper PA28 · Aguadulce District, Panama · Incident · No injuries · Class 5 · Foreign · May 27, 2026 · HP-1861FX · Substantial damage
- [NTSB GAA26WA247](https://openairdocs.org/ntsb/GAA26WA247.md): Piper PA28 · Roszczep, Poland · Accident · No injuries · Class 5 · Foreign · May 21, 2026 · SE-EOT · Substantial damage
- [NTSB GAA26WA183](https://openairdocs.org/ntsb/GAA26WA183.md): Cessna 182 · Santa Cruz Barillas, Guatemala · Accident · 1 fatal · Class 5 · Foreign · May 3, 2026 · TG-JEB · Substantial damage
- [NTSB ANC26LA026](https://openairdocs.org/ntsb/ANC26LA026.md): Cessna U206F · Juneau, AK · Accident · Minor injuries · Class 4 · Limited · Final report · Apr 16, 2026 · N93021 · Substantial damage
  > A total loss of engine power for reasons that could not be determined because the airplane was not recovered from the ocean.
- [NTSB WPR26LA062](https://openairdocs.org/ntsb/WPR26LA062.md): Bell 407 · Las Vegas, NV · Accident · No injuries · Class 4 · Limited · Final report · Dec 15, 2025 · N404LL · Substantial damage
  > Tail rotor blade impact from an unidentified object at an undetermined time.
- [NTSB GAA26WA027](https://openairdocs.org/ntsb/GAA26WA027.md): Air Tractor AT802 · Krivi Put, Croatia · Accident · 1 fatal · Class 5 · Foreign · Nov 13, 2025 · OR-2025 · Destroyed
- [NTSB WPR26LA023](https://openairdocs.org/ntsb/WPR26LA023.md): Hawker Hawker Hunter MK.58 · Big Sur, CA · Accident · Minor injuries · Class 4 · Limited · Final report · Oct 15, 2025 · N335AX · Substantial damage
  > A complete loss of engine power for reasons that could not be determined.
- [NTSB GAA25WA273](https://openairdocs.org/ntsb/GAA25WA273.md): Beech A45 · Guatemala City, Guatemala · Accident · No injuries · Class 5 · Foreign · Sep 17, 2025 · N334LS · Substantial damage
- [NTSB CEN25LA378](https://openairdocs.org/ntsb/CEN25LA378.md): Cirrus Design SR22T · Racine, WI · Accident · No injuries · Class 4 · Limited · Final report · Sep 11, 2025 · N121JB · Substantial damage
  > A total loss of engine power for reasons that could not be determined.
- [NTSB CEN25LA352](https://openairdocs.org/ntsb/CEN25LA352.md): Glasair GlaStar · Hearne, TX · Accident · Minor injuries · Class 4 · Limited · Final report · Aug 28, 2025 · N605MN · Substantial damage
  > The inflight engine compartment fire for reasons that could not be determined.
- [NTSB GAA25WA260](https://openairdocs.org/ntsb/GAA25WA260.md): Aerospool WT9 Dynamic LSA · Orbe, Switzerland · Accident · 1 fatal · Class 4 · Foreign · Aug 16, 2025 · HB-WZN · Substantial damage
- [NTSB GAA25WA242](https://openairdocs.org/ntsb/GAA25WA242.md): MD Helicopters 600N · Storrington, United Kingdom · Accident · No injuries · Class 5 · Foreign · Aug 15, 2025 · N600MW · Substantial damage
- [NTSB CEN25LA328](https://openairdocs.org/ntsb/CEN25LA328.md): Vans RV14 · Parker, CO · Accident · Minor injuries · Class 4 · Limited · Final report · Aug 13, 2025 · N29JM · Substantial damage
  > Separation of the right landing gear wheel assembly during landing.
- [NTSB ERA25LA298](https://openairdocs.org/ntsb/ERA25LA298.md): Paschal JR Roy E Velocity XL RG · Columbia, SC · Accident · No injuries · Class 4 · Limited · Final report · Aug 12, 2025 · N7778M · Substantial damage
  > A landing gear collapse during landing.
- [NTSB WPR25LA212](https://openairdocs.org/ntsb/WPR25LA212.md): Cessna T240 · San Diego, CA · Accident · 1 fatal · Class 4 · Limited · Final report · Jul 13, 2025 · N636CS
  > Impact with the ocean for reasons that could not be determined because the pilot and airplane were not located.
- [NTSB GAA25WA223](https://openairdocs.org/ntsb/GAA25WA223.md): Robin DR400 · Voglans, France · Accident · 3 fatal · Class 5 · Foreign · Jul 9, 2025 · F-GTPL · Destroyed
- [NTSB ERA25LA261](https://openairdocs.org/ntsb/ERA25LA261.md): Cessna 172H · Century, FL · Accident · No injuries · Class 3 · Limited · Final report · Jul 9, 2025 · N3254C · Substantial damage
  > A total loss of engine power for reasons that could not be determined based on available information.
- [NTSB ERA25LA259](https://openairdocs.org/ntsb/ERA25LA259.md): Robbins C/Robbins J Rotorway Exec 162F · Towanda, PA · Accident · No injuries · Class 4 · Limited · Final report · Jul 4, 2025 · N31XR · Destroyed
  > An in-flight fire for reasons that could not be determined due to the extent of fire damage.
- [NTSB GAA25WA189](https://openairdocs.org/ntsb/GAA25WA189.md): Bensen B8M · Taghmon, Ireland · Accident · Minor injuries · Class 5 · Foreign · Jun 21, 2025 · EI-BSG · Substantial damage
- [NTSB ERA25LA216](https://openairdocs.org/ntsb/ERA25LA216.md): Cessna 172F · Vero Beach, FL · Accident · Minor injuries · Class 4 · Limited · Final report · Jun 2, 2025 · N5200F · Substantial damage
  > A total loss of engine power for reasons that could not be determined.
- [NTSB GAA25WA172](https://openairdocs.org/ntsb/GAA25WA172.md): Beech B36 · Korschenbroich, Germany · Accident · 2 fatal · Class 5 · Foreign · May 31, 2025 · D-EHVM · Destroyed
- [NTSB GAA25WA152](https://openairdocs.org/ntsb/GAA25WA152.md): De Havilland DHC2 · Saint-Basile-le-Grand, Canada · Accident · 1 fatal · Class 5 · Foreign · May 2, 2025 · C-FYNT · Substantial damage
- [NTSB CEN25LA164](https://openairdocs.org/ntsb/CEN25LA164.md): Air Tractor AT802 · Atlantic Ocean, Canada · Accident · 1 fatal · Class 4 · Limited · Final report · Apr 29, 2025 · N4025K · Destroyed
  > The airplane’s impact with the ocean for undetermined reasons based on the available evidence.
- [NTSB CEN25LA149](https://openairdocs.org/ntsb/CEN25LA149.md): Pphu Ekolot KR-030 Topaz · Platteville, WI · Accident · Serious injuries · Class 3 · Limited · Final report · Apr 8, 2025 · N568RD · Substantial damage
  > The pilot’s failure to maintain clearance from terrain for reasons which could not be determined.
- [NTSB GAA25WA120](https://openairdocs.org/ntsb/GAA25WA120.md): Alan D Ham Vans RV-7A · Santiago Atitlan, Guatemala · Accident · Minor injuries · Class 5 · Foreign · Mar 23, 2025 · N919RV · Substantial damage
- [NTSB GAA25WA131](https://openairdocs.org/ntsb/GAA25WA131.md): Cozy MK IV · Gloucester, United Kingdom · Accident · No injuries · Class 5 · Foreign · Mar 18, 2025 · G-BYLZ · Substantial damage
- [NTSB CEN25LA107](https://openairdocs.org/ntsb/CEN25LA107.md): Schweizer 269C-1 · Alvord, TX · Accident · No injuries · Class 3 · Limited · Final report · Feb 28, 2025 · N2027T · Substantial damage
  > A total loss of engine power for a reason that could not be determined.
- [NTSB GAA25WA103](https://openairdocs.org/ntsb/GAA25WA103.md): Cessna 150 · Landshut, Germany · Accident · No injuries · Class 5 · Foreign · Feb 26, 2025 · D-ECEV · Substantial damage
- [NTSB CEN25LA083](https://openairdocs.org/ntsb/CEN25LA083.md): Raytheon Hawker 800XP · Minneapolis, MN · Accident · No injuries · Class 4 · Limited · Final report · Jan 20, 2025 · N6NR · Substantial damage
  > The failure of the nose landing gear to extend for undetermined reasons.
- [NTSB ERA25LA100](https://openairdocs.org/ntsb/ERA25LA100.md): Consolidated Aeronautics Lake LA-4-200 · Orange, MA · Accident · No injuries · Class 4 · Limited · Final report · Jan 12, 2025 · N8BZ · Substantial damage
  > Failure of the left main landing gear to fully extend and lock for undetermined reasons as a functional test of the landing gear system could not duplicate the anomaly.
- [NTSB ERA25LA096](https://openairdocs.org/ntsb/ERA25LA096.md): Piper PA-44-180 · Pompano Beach, FL · Accident · No injuries · Class 4 · Limited · Final report · Jan 10, 2025 · N555HF · Substantial damage
  > The separation of the securing hardware for the right main landing gear upper and lower torque links for undetermined reasons, which prevented extension of the right main landing gear.
- [NTSB WPR25LA077](https://openairdocs.org/ntsb/WPR25LA077.md): Bombardier Inc., Canadair CL-215-6B11 · Los Angeles, CA · Incident · No injuries · Class 4 · Limited · Final report · Jan 9, 2025 · C-GQBE · 2 aircraft · Minor damage
  > The NTSB did not determine the probable cause of this event and does not plan to issue a report or open a public docket. The investigation of this event is being conducted under the jurisdiction of the Federal Bureau of Investigation.
- [NTSB WPR25LA080](https://openairdocs.org/ntsb/WPR25LA080.md): Piper PA-32-300 · Round Mountain, NV · Accident · 1 fatal · Class 3 · Limited · Final report · Jan 2, 2025 · N4151R · Substantial damage
  > Impact with mountainous terrain for reasons that could not be determined due to a lack of available evidence.
- [NTSB WPR25FA062](https://openairdocs.org/ntsb/WPR25FA062.md): American Eurocopter AS350B3 · Potrero, CA · Accident · 1 fatal · Class 3 · Field · Final report · Dec 16, 2024 · N617GC · Substantial damage
  > The pilot’s loss of control during cruise flight due to incapacitation for reasons that could not be determined.
- [NTSB WPR25LA048](https://openairdocs.org/ntsb/WPR25LA048.md): Mooney M20F · Fullerton, CA · Accident · Serious injuries · Class 3 · Limited · Final report · Nov 25, 2024 · N9245V · Substantial damage
  > The loss of engine power during departure for reasons that could not be determined.
- [NTSB CEN25LA041](https://openairdocs.org/ntsb/CEN25LA041.md): Rotorway Exec 162 F · Blaine, MN · Accident · No injuries · Class 4 · Limited · Final report · Nov 15, 2024 · N280P · Substantial damage
  > A loss of engine power that resulted in a hard landing.
- [NTSB ERA25LA044](https://openairdocs.org/ntsb/ERA25LA044.md): Schweizer 269C-1 · Boalsburg, PA · Accident · No injuries · Class 3 · Limited · Final report · Nov 10, 2024 · N504JN · Substantial damage
  > A loss of engine power for reasons that could not be determined.
- [NTSB ERA25LA007](https://openairdocs.org/ntsb/ERA25LA007.md): North American Navion · Rutherfordton, NC · Accident · Minor injuries · Class 3 · Limited · Final report · Oct 3, 2024 · N9117R · Substantial damage
  > An in-flight fire, the origin of which could not be determined based on the available evidence.
- [NTSB CEN24LA364](https://openairdocs.org/ntsb/CEN24LA364.md): Grumman G-164A · LaPlace, LA · Accident · No injuries · Class 4 · Limited · Final report · Sep 21, 2024 · N6565 · Substantial damage
  > Total loss of engine power during the agricultural application flight for reasons that could not be determined.
- [NTSB CEN24FA346](https://openairdocs.org/ntsb/CEN24FA346.md): Sonex Sonex · Sulphur Springs, IN · Accident · 1 fatal · Class 3 · Field · Final report · Sep 10, 2024 · N966DP · Substantial damage
  > The pilot’s loss of directional control during takeoff for undetermined reasons.
- [NTSB ERA24LA369](https://openairdocs.org/ntsb/ERA24LA369.md): Piper PA-28-181 · Somerville, NJ · Accident · Minor injuries · Class 3 · Limited · Final report · Sep 4, 2024 · N512AF · Substantial damage
  > A total loss of engine power due to an undetermined fuel delivery issue.
- [NTSB CEN24LA336](https://openairdocs.org/ntsb/CEN24LA336.md): Cessna 182D · Coopersville, MI · Accident · Class 4 · Limited · Final report · Aug 31, 2024 · N9020X · Substantial damage
  > The loss of airplane control while landing.
- [NTSB ERA24FA362](https://openairdocs.org/ntsb/ERA24FA362.md): Schleicher Alexander ASH 26 E · Waynesville, OH · Accident · 1 fatal · Class 3 · Field · Final report · Aug 30, 2024 · N264JM · Substantial damage
  > A loss of control on takeoff for undetermined reasons.
- [NTSB CEN24FA312](https://openairdocs.org/ntsb/CEN24FA312.md): Engineering & Research Ercoupe 415-C · Elkhart, IL · Accident · 1 fatal · Class 3 · Field · Final report · Aug 7, 2024 · N3093H · Destroyed
  > An off-airport landing in a soybean field for reasons that could not be determined. Contributing to the severity of the pilot’s injuries and airplane damage was a fire that occurred at an unknown time.
- [NTSB CEN24FA298](https://openairdocs.org/ntsb/CEN24FA298.md): DeGraw DeBird · Napoleon, MI · Accident · 1 fatal · Class 3 · Field · Final report · Aug 4, 2024 · N140DG · Substantial damage
  > Separation of the gyroplane’s tail due to main rotor blade contact for reasons that could not be determined.

Next page: https://openairdocs.org/ntsb-findings/05/cases.md?cause=1&page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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 f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE f."inProbableCause" AND starts_with(f."findingCode", '05'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-findings/05/cases?cause=1

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain, except the copies of manufacturers’ service documents, which belong to their rights holders.