# 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 11 of 35 · 1,713 cases

## Cases, newest first

- [NTSB WPR24LA082](https://openairdocs.org/ntsb/WPR24LA082.md): Piper PA-18A 150 · Eden, OR · Accident · Serious injuries · Class 3 · Limited · Final report · Jan 26, 2024 · N7473D · Substantial damage
  > An impact with terrain for undetermined reasons.
- [NTSB GAA24WA084](https://openairdocs.org/ntsb/GAA24WA084.md): Piper PA24 · Sao Paulo, Brazil · Accident · 2 fatal · Class 5 · Foreign · Jan 25, 2024 · PT-DKA
- [NTSB CEN24LA096](https://openairdocs.org/ntsb/CEN24LA096.md): Lockwood AIR CAM · Liberty Hill, TX · Accident · No injuries · Class 3 · Limited · Final report · Jan 20, 2024 · N1230R · Substantial damage
  > The reported simultaneous and total loss of engine power to both engines during a power reduction for reasons that could not be determined.
- [NTSB WPR24FA073](https://openairdocs.org/ntsb/WPR24FA073.md): Ostroth Thane L Cozy MK IV · Half Moon Bay, CA · Accident · 4 fatal · Class 3 · Field · Final report · Jan 15, 2024 · N656TE · Destroyed
  > The airplane’s impact with the ocean for undetermined reasons after departing into night, instrument meteorological conditions.
- [NTSB GAA24WA065](https://openairdocs.org/ntsb/GAA24WA065.md): Cessna 421 · Valledupar, Colombia · Accident · 1 fatal · Class 3 · Foreign · Jan 7, 2024 · HK4983 · Destroyed
- [NTSB ERA24LA082](https://openairdocs.org/ntsb/ERA24LA082.md): Mooney M20K · Tullahoma, TN · Accident · No injuries · Class 3 · Limited · Final report · Jan 3, 2024 · N231GG · Substantial damage
  > A total loss of engine power for undetermined reasons.
- [NTSB WPR24LA063](https://openairdocs.org/ntsb/WPR24LA063.md): Bender Thomas G RV-6 · Moriarty, NM · Accident · Minor injuries · Class 3 · Limited · Final report · Jan 2, 2024 · N111XF · Substantial damage
  > A loss of engine power for undetermined reasons.
- [NTSB ERA24LA080](https://openairdocs.org/ntsb/ERA24LA080.md): Piper PA-28R-201 · Wiggins, SC · Accident · Serious injuries · Class 3 · Limited · Final report · Jan 2, 2024 · N125MT · Substantial damage
  > A total loss of engine power for reasons that could not be determined.
- [NTSB ERA24FA072](https://openairdocs.org/ntsb/ERA24FA072.md): Hawker Beechcraft G36 · Buford, GA · Accident · 1 fatal · Class 3 · Field · Final report · Dec 21, 2023 · N23VS · Destroyed
  > A loss of engine power for reasons that could not be determined due to significant thermal damage from postimpact fire.
- [NTSB ERA24FA069](https://openairdocs.org/ntsb/ERA24FA069.md): American Eurocopter AS350B2 · Hammonton, NJ · Accident · 2 fatal · Class 3 · Field · Final report · Dec 20, 2023 · N606HD · Destroyed
  > The helicopter’s gradual descent and impact with terrain for reasons that could not be determined.
- [NTSB ERA24LA070](https://openairdocs.org/ntsb/ERA24LA070.md): Beech A24 · Miami, FL · Accident · No injuries · Class 3 · Limited · Final report · Dec 18, 2023 · N52LV · Substantial damage
  > A partial loss of engine power during initial climb for undetermined reasons, resulting in a forced landing.
- [NTSB ANC24FA008](https://openairdocs.org/ntsb/ANC24FA008.md): Piper PA-18-150 · Anchor Point, AK · Accident · 2 fatal · Class 3 · Field · Final report · Dec 8, 2023 · N1880P · Destroyed
  > An impact to the left wing, at an undetermined time, for reasons that could not be determined, which partially separated the left wing and rendered the airplane uncontrollable.
- [NTSB GAA24WA049](https://openairdocs.org/ntsb/GAA24WA049.md): Piper PA-32-260 · Terre-de-Haut, Guadeloupe · Accident · 5 fatal · Class 5 · Foreign · Dec 4, 2023 · N15902
- [NTSB WPR24LA046](https://openairdocs.org/ntsb/WPR24LA046.md): Cessna P210N · Big Bear, CA · Accident · Serious injuries · Class 3 · Limited · Final report · Dec 2, 2023 · N7LV · Substantial damage
  > A loss of engine power during the initial climb for undetermined reasons, which resulted in an aborted takeoff and runway excursion.
- [NTSB ERA24LA056](https://openairdocs.org/ntsb/ERA24LA056.md): Raytheon 400A · Atlanta, GA · Accident · No injuries · Class 3 · Limited · Final report · Nov 30, 2023 · N800SD · Substantial damage
  > The collapse of the airplane’s left main landing gear during the landing roll for undetermined reasons.
- [NTSB WPR24LA042](https://openairdocs.org/ntsb/WPR24LA042.md): Cessna 182G · Casa Grande, AZ · Accident · Minor injuries · Class 3 · Limited · Final report · Nov 26, 2023 · N2428R · Substantial damage
  > The loss of engine power during landing for undetermined reasons.
- [NTSB GAA24WA040](https://openairdocs.org/ntsb/GAA24WA040.md): Piper PA46 · Brno, Czechia · Accident · No injuries · Class 5 · Foreign · Nov 24, 2023 · D-EGIE · Substantial damage
- [NTSB DCA24WA041](https://openairdocs.org/ntsb/DCA24WA041.md): Boeing 737 · Alger, Algeria · Occurrence · Class 5 · Foreign · Nov 21, 2023 · 7T-VJJ
- [NTSB GAA24WA036](https://openairdocs.org/ntsb/GAA24WA036.md): Cessna 172 · Dinslaken, Germany · Accident · 1 fatal · Class 5 · Foreign · Nov 17, 2023 · D-EDJL · Destroyed
- [NTSB DCA24WA027](https://openairdocs.org/ntsb/DCA24WA027.md): Boeing 737 · Surat Thani, Thailand · Incident · No injuries · Class 5 · Foreign · Nov 17, 2023 · HS-DBT · Minor damage
- [NTSB CEN24LA039](https://openairdocs.org/ntsb/CEN24LA039.md): Piper PA32 · Ozark, MO · Accident · Minor injuries · Class 3 · Limited · Final report · Nov 17, 2023 · N16253 · Substantial damage
  > A reported total loss of engine power for undetermined reasons.
- [NTSB ERA24LA041](https://openairdocs.org/ntsb/ERA24LA041.md): Cessna 421 · Lake City, FL · Accident · No injuries · Class 3 · Limited · Final report · Nov 11, 2023 · N977SM · Substantial damage
  > A landing gear collapse following an aborted takeoff due to degraded climb performance for reasons that could not be determined.
- [NTSB GAA24WA032](https://openairdocs.org/ntsb/GAA24WA032.md): Cessna 150 · Ponte de Sor, Portugal · Accident · 2 fatal · Class 5 · Foreign · Nov 10, 2023 · D-ERIT
- [NTSB ERA24LA033](https://openairdocs.org/ntsb/ERA24LA033.md): Cessna 172S · Orlando, FL · Accident · Minor injuries · Class 3 · Limited · Final report · Nov 10, 2023 · N91PF · Substantial damage
  > A partial loss of engine power during initial climb after takeoff for undetermined reasons.
- [NTSB WPR24LA029](https://openairdocs.org/ntsb/WPR24LA029.md): Aerostar International RX 8 · Page, AZ · Accident · Serious injuries · Class 3 · Limited · Final report · Nov 4, 2023 · N50466 · No damage
  > A hard landing after both burner pilot lights extinguished during the landing approach for undetermined reasons. Contributing to the accident was the pilot's inability to relight the burner pilot lights.
- [NTSB GAA24WA025](https://openairdocs.org/ntsb/GAA24WA025.md): Cirrus SR20 · St. Andrä im Lunga, Austria · Accident · 4 fatal · Class 5 · Foreign · Nov 2, 2023 · D-ESFB · Destroyed
- [NTSB GAA24WA022](https://openairdocs.org/ntsb/GAA24WA022.md): Cessna 208 · Rio Branco, Brazil · Accident · 12 fatal · Class 5 · Foreign · Oct 29, 2023 · PT-MEE · Destroyed
- [NTSB WPR24LA023](https://openairdocs.org/ntsb/WPR24LA023.md): Vans RV-12 · Novato, CA · Accident · No injuries · Class 3 · Limited · Final report · Oct 26, 2023 · N28BS · Substantial damage
  > A partial loss of engine power during initial climb for undetermined reasons.
- [NTSB GAA24WA023](https://openairdocs.org/ntsb/GAA24WA023.md): Robinson R66 · Williamtown, Australia · Accident · 2 fatal · Class 5 · Foreign · Oct 26, 2023 · VH-KFT · Destroyed
- [NTSB ERA24LA011](https://openairdocs.org/ntsb/ERA24LA011.md): Tecnam P2010 · Ocala, FL · Accident · Serious injuries · Class 3 · Limited · Final report · Oct 17, 2023 · N118T · Substantial damage
  > A total loss of engine power for reasons that could not be determined. Contributing to the accident was the flight instructor’s failure to maintain adequate airspeed and exceedance of the airplane’s critical angle of attack during the forced landing, which…
- [NTSB WPR24FA010](https://openairdocs.org/ntsb/WPR24FA010.md): Robert L Thurmond RV8 · Centerville, UT · Accident · 1 fatal · Class 3 · Field · Final report · Oct 10, 2023 · N75RT · Substantial damage
  > The pilot’s exceedance of the airplane’s critical angle of attack while attempting to return to the departure airport, which resulted in an aerodynamic stall at an altitude too low for recovery. Contributing to the accident was the failure of the No. 2…
- [NTSB GAA24WA010](https://openairdocs.org/ntsb/GAA24WA010.md): Bell 206 · Bondeno, Italy · Accident · 2 fatal · Class 4 · Foreign · Oct 10, 2023 · T7-HZM · Destroyed
- [NTSB GAA24WA033](https://openairdocs.org/ntsb/GAA24WA033.md): Piper PA-24-250 · San Juan de la Costa, Mexico · Accident · 2 fatal · Class 5 · Foreign · Oct 9, 2023 · N6518P · Substantial damage
- [NTSB GAA24WA006](https://openairdocs.org/ntsb/GAA24WA006.md): Cirrus SR22 · Canberra, Australia · Accident · 4 fatal · Class 4 · Foreign · Oct 6, 2023 · VH-MSF · Destroyed
- [NTSB GAA24WA012](https://openairdocs.org/ntsb/GAA24WA012.md): Cirrus SR22 · Dubai, United Arab Emirates · Accident · No injuries · Class 5 · Foreign · Oct 5, 2023 · A6-CTG · Substantial damage
- [NTSB GAA24WA003](https://openairdocs.org/ntsb/GAA24WA003.md): Cessna P210 · Venice, Italy · Accident · Serious injuries · Class 5 · Foreign · Oct 4, 2023 · OK-TKN · Substantial damage
- [NTSB CEN24LA003](https://openairdocs.org/ntsb/CEN24LA003.md): Cessna 172 · Arlington, TX · Accident · Minor injuries · Class 3 · Limited · Final report · Oct 2, 2023 · N397ES · Substantial damage
  > A reported loss of engine power during the landing approach due to undetermined reasons, which resulted in a forced landing and collision with a fence.
- [NTSB GAA23WA273](https://openairdocs.org/ntsb/GAA23WA273.md): Cessna 172 · Uk, Germany · Accident · 1 fatal · Class 5 · Foreign · Sep 30, 2023 · D-EDDH
- [NTSB ERA23LA383](https://openairdocs.org/ntsb/ERA23LA383.md): Cessna 182 · Towanda, PA · Accident · No injuries · Class 3 · Limited · Final report · Sep 30, 2023 · N747UC · Substantial damage
  > A total loss of engine power during initial climb for undetermined reasons.
- [NTSB GAA23WA282](https://openairdocs.org/ntsb/GAA23WA282.md): Cessna 206G · Mashava, Zimbabwe · Accident · 5 fatal · Class 5 · Foreign · Sep 29, 2023 · Z-CAM · Substantial damage
- [NTSB CEN23LA419](https://openairdocs.org/ntsb/CEN23LA419.md): Beech A36 · El Dorado, AR · Accident · Minor injuries · Class 3 · Limited · Final report · Sep 23, 2023 · N67CD · Substantial damage
  > A loss of engine power for undetermined reasons, which resulted in a forced landing and impact with terrain.
- [NTSB ENG23LA045](https://openairdocs.org/ntsb/ENG23LA045.md): Bell 407 · Linden, NJ · Incident · Class 3 · Limited · Final report · Sep 21, 2023 · N406TD · No damage
  > The fracture of the upper-left tail boom attachment bolt due to abnormal loading of the bolt caused by a gap and misalignment between the upper-left longeron and the tail boom. Contributing to this incident was the lack of a check to verify the absence of…
- [NTSB GAA23WA272](https://openairdocs.org/ntsb/GAA23WA272.md): Piper PA-28-140 · Herbert's Beach, St. Kitts & Nevis · Accident · Minor injuries · Class 5 · Foreign · Sep 20, 2023 · N8716N · Substantial damage
- [NTSB ANC23LA080](https://openairdocs.org/ntsb/ANC23LA080.md): Cessna A185F · Homer, AK · Accident · No injuries · Class 3 · Limited · Final report · Sep 18, 2023 · N7558H · Substantial damage
  > A total loss of engine power for undetermined reasons.
- [NTSB ERA23LA373](https://openairdocs.org/ntsb/ERA23LA373.md): Liore et Oliver Nieuport 28 · Hudson, MA · Accident · No injuries · Class 3 · Limited · Final report · Sep 17, 2023 · SE-BMA · Substantial damage
  > A total loss of engine power for undetermined reasons.
- [NTSB WPR23LA343](https://openairdocs.org/ntsb/WPR23LA343.md): Boeing A75N1(PT17) · Monticello, UT · Accident · Minor injuries · Class 3 · Limited · Final report · Sep 13, 2023 · N10KP · Substantial damage
  > A partial loss of engine power for reasons that could not be determined.
- [NTSB WPR23LA341](https://openairdocs.org/ntsb/WPR23LA341.md): Bellanca 7ECA · El Cajon, CA · Accident · No injuries · Class 3 · Limited · Final report · Sep 9, 2023 · N57679 · Substantial damage
  > A total loss of engine power for undetermined reasons.
- [NTSB GAA23WA275](https://openairdocs.org/ntsb/GAA23WA275.md): Fairchild 227-DC · Detour Lake, Canada · Accident · Class 5 · Foreign · Sep 7, 2023 · C-GJVW
- [NTSB ERA23LA365](https://openairdocs.org/ntsb/ERA23LA365.md): Sheehan Kevin A Vans RV-8 · Umatilla, FL · Accident · Minor injuries · Class 3 · Limited · Final report · Sep 5, 2023 · N772KS · Substantial damage
  > A total loss of engine power for reasons that could not be determined.
- [NTSB ERA23LA363](https://openairdocs.org/ntsb/ERA23LA363.md): Beech A36 · Frankfort, KY · Accident · No injuries · Class 3 · Limited · Final report · Sep 4, 2023 · N1WN · Substantial damage
  > A total loss of engine power for reasons that could not be determined.

Next page: https://openairdocs.org/ntsb-events/000/sequence.md?page=12

## 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=11

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