# NTSB investigations: Unknown or undetermined

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 9 of 35 · 1,709 cases

## Cases, newest first

- [NTSB WPR25FA031](https://openairdocs.org/ntsb/WPR25FA031.md): Honda HA420 · Mesa, AZ · Accident · 5 fatal · Class 3 · Field · Preliminary report · Nov 5, 2024 · N57HP · Destroyed
  > On November 5, 2024, at 1639 mountain daylight time, a Honda HA-420, N57HP, was destroyed when it was involved in an accident near Mesa, AZ. The pilot and three passengers were fatally injured, one passenger was seriously injured, and the single occupant of…
- [NTSB WPR25LA027](https://openairdocs.org/ntsb/WPR25LA027.md): Cirrus Design SR20 · St. George, UT · Accident · No injuries · Class 3 · Limited · Final report · Oct 28, 2024 · N27WF · Destroyed
  > A partial loss of power for reasons that could not be determined due to postimpact fire damage.
- [NTSB GAA25WA016](https://openairdocs.org/ntsb/GAA25WA016.md): Cessna 340A · Saint-Denis-de-l'Hôtel, France · Accident · Serious injuries · Class 4 · Foreign · Oct 27, 2024 · N38CM · Destroyed
- [NTSB GAA25WA015](https://openairdocs.org/ntsb/GAA25WA015.md): Sikorsky S76 · Port Harcourt, Nigeria · Accident · 8 fatal · Class 5 · Foreign · Oct 24, 2024 · 5N-BQG · Substantial damage
- [NTSB DCA25WA028](https://openairdocs.org/ntsb/DCA25WA028.md): Boeing 767-332 · Ndiass, Senegal · Incident · No injuries · Class 5 · Foreign · Oct 19, 2024 · N199DN · No damage
- [NTSB CEN25LA020](https://openairdocs.org/ntsb/CEN25LA020.md): Starship Enterprise · Addison, TX · Accident · No injuries · Class 4 · Limited · Final report · Oct 17, 2024 · N903SC · Substantial damage
  > Foreign object debris damage to the ventral stabilizer.
- [NTSB WPR25FA007](https://openairdocs.org/ntsb/WPR25FA007.md): Beech 95-B55 · Avalon, CA · Accident · 5 fatal · Class 3 · Field · Preliminary report · Oct 9, 2024 · N73WA · Substantial damage
  > On October 8, 2024, at 2005 Pacific daylight time, a Beech 95-B55, N73WA, was destroyed when it was involved in an accident near Avalon, California. The pilot, two pilot rated passengers, and two student pilot passengers were fatally injured. The airplane was…
- [NTSB GAA25WA021](https://openairdocs.org/ntsb/GAA25WA021.md): Embraer 500 · Centerline, France · Accident · No injuries · Class 5 · Foreign · Oct 7, 2024 · G-HARG · Minor damage
- [NTSB CEN25FA005](https://openairdocs.org/ntsb/CEN25FA005.md): Champion 7EC · Fort Worth, TX · Accident · 1 fatal · Class 3 · Field · Preliminary report · Oct 7, 2024 · N4337C · Substantial damage
  > On October 7, 2024, about 1240 central daylight time, a Champion 7EC airplane, N4337C, sustained substantial damage when it was involved in an accident near Fort Worth, Texas. The pilot sustained fatal injuries. The airplane was operated as a Title 14 Code of…
- [NTSB DCA25LA001](https://openairdocs.org/ntsb/DCA25LA001.md): Airbus A321-211 · Las Vegas, NV · Incident · Minor injuries · Class 3 · Limited · Preliminary report · Oct 5, 2024 · N701FR
  > On October 5, 2024, at 1510 Pacific daylight time, Frontier Airlines flight 1326, an Airbus A321-211, N701FR, was involved in an incident due to a brake fire during landing on runway 26L at Harry Reid International Airport (LAS), Las Vegas, Nevada. The…
- [NTSB ANC24FA091](https://openairdocs.org/ntsb/ANC24FA091.md): Champion 7GCBC · Ninilchik, AK · Accident · 2 fatal · Class 3 · Field · Preliminary report · Sep 13, 2024 · N8CK · Substantial damage
  > On September 13, 2024, about 0803 Alaska daylight time (AKDT), a Champion (Citabria) 7GCBC, N8CK, was substantially damaged when it was involved in an accident near Ninilchik, Alaska. The pilot and passenger were fatally injured. The airplane was operated as…
- [NTSB CEN24FA353](https://openairdocs.org/ntsb/CEN24FA353.md): Hawker Beechcraft G36 · Lafayette, LA · Accident · 1 fatal · Class 3 · Field · Preliminary report · Sep 12, 2024 · N643RS · Destroyed
  > On September 12, 2024, about 1137 central daylight time, a Hawker Beechcraft G36 airplane, N643RS, was destroyed when it was involved in an accident near Lafayette, Louisiana. The pilot was fatally injured. The airplane was operated as a Title 14 Code of…
- [NTSB CEN24LA344](https://openairdocs.org/ntsb/CEN24LA344.md): Bellanca 7GCAA · Rifle, CO · Accident · Serious injuries · Class 3 · Limited · Final report · Sep 8, 2024 · N36008 · Substantial damage
  > A total loss of engine power for undetermined reasons.
- [NTSB GAA24WA280](https://openairdocs.org/ntsb/GAA24WA280.md): Great Lakes 2T-1A-2 · Gütersloh, Germany · Accident · 1 fatal · Class 5 · Foreign · Sep 7, 2024 · N122TL · Destroyed
- [NTSB ERA24FA365](https://openairdocs.org/ntsb/ERA24FA365.md): Grumman American Avn. AA-5 · Rockmart, GA · Accident · 2 fatal · Class 3 · Field · Final report · Sep 4, 2024 · N9659L · Substantial damage
  > A total loss of engine power for undetermined reasons. Also causal was the flight instructor’s failure to maintain adequate airspeed during the forced landing attempt, which resulted in exceedance of the airplane’s critical angle of attack and an aerodynamic…
- [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 ERA24LA361](https://openairdocs.org/ntsb/ERA24LA361.md): Cessna 172 · Lynchburg, VA · Accident · No injuries · Class 3 · Limited · Final report · Aug 29, 2024 · N734SY · Substantial damage
  > A total loss of engine power for undetermined reasons.
- [NTSB WPR24FA287](https://openairdocs.org/ntsb/WPR24FA287.md): Pitts S1 · Santa Paula, CA · Accident · Serious injuries · Class 3 · Field · Final report · Aug 25, 2024 · N42JF · Destroyed
  > The total loss of engine power at low altitude for reasons that could not be determined.
- [NTSB GAA24WA299](https://openairdocs.org/ntsb/GAA24WA299.md): Leonardo AQ139 · Paul Village, India · Accident · Minor injuries · Class 3 · Foreign · Aug 24, 2024 · VT-GVI · Destroyed
- [NTSB GAA24WA300](https://openairdocs.org/ntsb/GAA24WA300.md): Cessna 208 · What Khao Din, Thailand · Accident · 9 fatal · Class 5 · Foreign · Aug 22, 2024 · HS-SKRc · Substantial damage
- [NTSB GAA24WA282](https://openairdocs.org/ntsb/GAA24WA282.md): Partenavia P66 · LIAA (Identifier), Italy · Accident · 2 fatal · Class 5 · Foreign · Aug 22, 2024 · I-IABS · Substantial damage
- [NTSB GAA24WA266](https://openairdocs.org/ntsb/GAA24WA266.md): Cessna 152 · Jamshedpur, India · Accident · 2 fatal · Class 3 · Foreign · Aug 20, 2024 · VT-TAJ · Substantial damage
- [NTSB GAA24WA264](https://openairdocs.org/ntsb/GAA24WA264.md): Airbus A350 · Lac D’Elvert, Canada · Accident · Class 5 · Foreign · Aug 18, 2024 · C-GGLM
- [NTSB GAA24WA261](https://openairdocs.org/ntsb/GAA24WA261.md): Piper PA-34-200T · Kingston, Jamaica · Accident · No injuries · Class 5 · Foreign · Aug 15, 2024 · N51157 · Substantial damage
- [NTSB GAA24WA273](https://openairdocs.org/ntsb/GAA24WA273.md): Bell 206 · Escuintla, Guatemala · Accident · Class 5 · Foreign · Aug 12, 2024 · TG-LIS · Substantial damage
- [NTSB GAA24WA260](https://openairdocs.org/ntsb/GAA24WA260.md): Cessna 152 · Santa Fe, Argentina · Accident · 1 fatal · Class 5 · Foreign · Aug 9, 2024 · LV-OJF
- [NTSB GAA24WA252](https://openairdocs.org/ntsb/GAA24WA252.md): Cessna 337 · Deer Lake, Canada · Accident · 1 fatal · Class 5 · Foreign · Aug 9, 2024 · C-GZWF · Substantial damage
- [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 GAA24WA240](https://openairdocs.org/ntsb/GAA24WA240.md): BRM Aero Sro Bristell S-LSA · Aboco, Bahamas · Accident · Class 5 · Foreign · Aug 4, 2024 · N351BL
- [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.
- [NTSB WPR24LA269](https://openairdocs.org/ntsb/WPR24LA269.md): Protech PT2 · Lodi, CA · Accident · No injuries · Class 3 · Limited · Final report · Aug 3, 2024 · N657MJ · Substantial damage
  > A reported loss of engine power for reasons that could not be determined.
- [NTSB ERA24LA335](https://openairdocs.org/ntsb/ERA24LA335.md): Hendrickson Glasair 3 · Oxford, ME · Accident · Serious injuries · Class 3 · Limited · Final report · Aug 3, 2024 · N121CH · Substantial damage
  > A loss of engine power for reasons that could not be determined.
- [NTSB CEN24LA303](https://openairdocs.org/ntsb/CEN24LA303.md): Robinson Helicopter R44 · Bryant, IA · Accident · No injuries · Class 3 · Limited · Final report · Aug 3, 2024 · N225ML · Substantial damage
  > A loss of engine power during takeoff for reasons that could not be determined, resulting in impact with terrain.
- [NTSB ANC24LA073](https://openairdocs.org/ntsb/ANC24LA073.md): De Havilland DHC2 · Anchorage, AK · Accident · No injuries · Class 3 · Limited · Final report · Aug 2, 2024 · N4444Z · Substantial damage
  > A partial loss of power during takeoff climb for undetermined reasons.
- [NTSB GAA24WA241](https://openairdocs.org/ntsb/GAA24WA241.md): Robinson 44 · Torun Wloscianski, Poland · Accident · Class 5 · Foreign · Aug 1, 2024 · SP-NHM · Destroyed
- [NTSB WPR24LA259](https://openairdocs.org/ntsb/WPR24LA259.md): Beech C23 · Elko, NV · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 28, 2024 · N2248L · Substantial damage
  > A total loss of engine power for reasons that could not be determined.
- [NTSB GAA24WA229](https://openairdocs.org/ntsb/GAA24WA229.md): Cessna 150 · Yorkshire, United Kingdom · Accident · 2 fatal · Class 5 · Foreign · Jul 28, 2024 · G-PPFS · Substantial damage
- [NTSB GAA24WA234](https://openairdocs.org/ntsb/GAA24WA234.md): Eurocopter AS 350 B2 Ecureuil · Laredo/Border, Mexico · Accident · No injuries · Class 5 · Foreign · Jul 25, 2024 · N6087C · Substantial damage
- [NTSB DCA24WA247](https://openairdocs.org/ntsb/DCA24WA247.md): Boeing 737 · Yola, Nigeria · Incident · No injuries · Class 5 · Foreign · Jul 21, 2024 · 5N-ADB · Minor damage
- [NTSB ERA24FA309](https://openairdocs.org/ntsb/ERA24FA309.md): Cessna 208 · Youngstown, NY · Accident · 1 fatal · Class 3 · Field · Preliminary report · Jul 20, 2024 · N1259K · Destroyed
  > On July 20, 2024, about 1140 eastern daylight time, a Cessna 208B, N1259K, was destroyed when it was involved in an accident near Youngstown, New York. The commercial pilot was fatally injured. The airplane was operated by Skydive the Falls as a Title 14 Code…
- [NTSB GAA24WA258](https://openairdocs.org/ntsb/GAA24WA258.md): Cessna 421C · Tofino, Canada · Accident · 3 fatal · Class 5 · Foreign · Jul 18, 2024 · N264DC
- [NTSB GAA24WA256](https://openairdocs.org/ntsb/GAA24WA256.md): Piper PA34 · Carate, Costa Rica · Accident · 2 fatal · Class 5 · Foreign · Jul 16, 2024 · TI-API · Destroyed
- [NTSB GAA24WA313](https://openairdocs.org/ntsb/GAA24WA313.md): Extra 200 · Northamptonshire, United Kingdom · Accident · 1 fatal · Class 5 · Foreign · Jul 13, 2024 · G-EEEK · Destroyed
- [NTSB ERA24FA304](https://openairdocs.org/ntsb/ERA24FA304.md): Air Tractor AT802 · Cuba, KY · Accident · 1 fatal · Class 3 · Field · Final report · Jul 13, 2024 · N2003Y · Substantial damage
  > Impact with terrain for reasons that could not be determined.
- [NTSB ANC24LA064](https://openairdocs.org/ntsb/ANC24LA064.md): Dehavilland DHC-2T · Petersville, AK · Accident · No injuries · Class 3 · Limited · Final report · Jul 13, 2024 · N535KT · Substantial damage
  > An in-flight loss of thrust due to an uncommanded feathering of the propeller for reasons that could not be determined.
- [NTSB ERA24FA300](https://openairdocs.org/ntsb/ERA24FA300.md): Piper PA-28-161 · Palm Beach Gardens, FL · Accident · 2 fatal · Class 3 · Field · Final report · Jul 10, 2024 · N81250 · Substantial damage
  > A loss of engine power for reasons that could not be determined.
- [NTSB GAA24WA217](https://openairdocs.org/ntsb/GAA24WA217.md): Bell 212 · Fort McMurray, Canada · Accident · No injuries · Class 5 · Foreign · Jul 9, 2024 · C-FTLR · 2 aircraft · Minor damage
- [NTSB CEN24LA249](https://openairdocs.org/ntsb/CEN24LA249.md): Rotorway 162 F · Maybee, MI · Accident · No injuries · Class 3 · Limited · Final report · Jul 4, 2024 · N426DM · Substantial damage
  > A partial loss of engine power for undetermined reasons.
- [NTSB CEN24LA245](https://openairdocs.org/ntsb/CEN24LA245.md): Raytheon A36 · Land O' Lakes, WI · Accident · Minor injuries · Class 3 · Limited · Final report · Jun 30, 2024 · N47RT · Substantial damage
  > A partial loss of engine power for undetermined reasons.
- [NTSB GAA24WA202](https://openairdocs.org/ntsb/GAA24WA202.md): Stearman A75 · Hasselt, Belgium · Accident · 1 fatal · Class 5 · Foreign · Jun 28, 2024 · OO-OUI · Substantial damage

Next page: https://openairdocs.org/ntsb-events/000/sequence.md?page=10

## 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 s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '000' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent"))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/000/sequence?page=9

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