# 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 20 of 35 · 1,712 cases

## Cases, newest first

- [NTSB DCA20WA089](https://openairdocs.org/ntsb/DCA20WA089.md): Boeing 737 · Brazzaville, Congo - Kinshasa · Incident · No injuries · Foreign investigation · Mar 1, 2020 · CN-RNK
  > The government of Congo has notified the NTSB of an accident involving a BOEING 737 airplane that occurred on March 01, 2020. The NTSB has appointed a U.S. Accredited Representative to assist the government of Congo's investigation under the provisions of…
- [NTSB CEN20LA107](https://openairdocs.org/ntsb/CEN20LA107.md): Zenith CH601 · Cabool, MO · Accident · No injuries · Class 3 · Limited · Final report · Feb 29, 2020 · N601ND · Substantial damage
  > The loss of engine power due to failure of the No. 1 cylinder piston for reasons that could not be determined based on available evidence.
- [NTSB ANC20WA031](https://openairdocs.org/ntsb/ANC20WA031.md): Robinson R44 · Astrakhan, Russia · Accident · 1 fatal · Foreign investigation · Feb 28, 2020 · RA-04246 · Substantial damage
  > The government of Russia has notified the NTSB of an accident involving a ROBINSON R44 helicopter that occurred on February 28, 2020. The NTSB has appointed a U.S. Accredited Representative to assist the government of Russia's investigation under the…
- [NTSB CEN20FA098](https://openairdocs.org/ntsb/CEN20FA098.md): Innovator Mosquitto · North Manchester, IN · Accident · 1 fatal · Class 3 · Field · Final report · Feb 23, 2020 · N840GS · Substantial damage
  > The pilot’s loss of control for reasons that could not be determined based on the available information.
- [NTSB ANC20WA033](https://openairdocs.org/ntsb/ANC20WA033.md): Bombardier CL600 2B16 · Calgary, Canada · Accident · No injuries · Foreign investigation · Feb 23, 2020 · C-GKCP
  > The government of Canada has notified the NTSB of an accident involving a BOMBARDIER CL600 2B16 airplane that occurred on February 23, 2020. The NTSB has appointed a U.S. Accredited Representative to assist the government of Canada's investigation under the…
- [NTSB CEN20WA121](https://openairdocs.org/ntsb/CEN20WA121.md): Lavia Argentina PA-25-235 · Etchoja, Mexico · Accident · 1 fatal · Foreign investigation · Feb 18, 2020 · XB-EMO · Destroyed
  > The government of Mexico has notified the NTSB of an accident involving a LAVIA ARGENTINA PA-25-235 airplane that occurred on February 18, 2020. The NTSB has appointed a U.S. Accredited Representative to assist the government of Mexico's investigation under…
- [NTSB ANC20WA026](https://openairdocs.org/ntsb/ANC20WA026.md): Agustawestland AW139 · Ishikari-City, Hokkaido, Japan · Accident · No injuries · Foreign investigation · Feb 16, 2020 · JA17AR
  > The government of Japan has notified the NTSB of an accident involving a AGUSTAWESTLAND AW139 helicopter that occurred on February 16, 2020. The NTSB has appointed a U.S. Accredited Representative to assist the government of Japan's investigation under the…
- [NTSB CEN20LA082](https://openairdocs.org/ntsb/CEN20LA082.md): Cessna 560 · Aledo, TX · Accident · No injuries · Class 3 · Limited · Final report · Feb 12, 2020 · N654CE · Substantial damage
  > The in-flight separation of the upper and lower right engine cowlings for reasons that could not be determined based on available evidence.
- [NTSB ANC20WA019](https://openairdocs.org/ntsb/ANC20WA019.md): Bell 407 · Laishevo, Russia · Accident · 1 fatal · Foreign investigation · Feb 7, 2020 · RA-01893 · Substantial damage
  > The government of Russia has notified the NTSB of an accident involving a BELL 407 helicopter that occurred on February 07, 2020. The NTSB has appointed a U.S. Accredited Representative to assist the government of Russia's investigation under the provisions…
- [NTSB ANC20WA025](https://openairdocs.org/ntsb/ANC20WA025.md): Agustawestland AW139 · Fukushima, Japan · Accident · No injuries · Foreign investigation · Feb 1, 2020 · JA139F
  > The government of Japan has notified the NTSB of an accident involving a AGUSTAWESTLAND AW139 helicopter that occurred on February 01, 2020. The NTSB has appointed a U.S. Accredited Representative to assist the government of Japan's investigation under the…
- [NTSB WPR20WA082](https://openairdocs.org/ntsb/WPR20WA082.md): Cessna S550 · George, South Africa · Accident · 3 fatal · Foreign investigation · Jan 23, 2020 · ZS-CAR · Substantial damage
  > On January 23, 2020, about 0853 coordinated universal time, a Cessna S550, ZS-CAR, impacted mountainous terrain under unknown circumstances while conducting aerial surveying operations near George, South Africa. The two crew members and one passenger were…
- [NTSB CEN20WA081](https://openairdocs.org/ntsb/CEN20WA081.md): Bell 206 · Lac Saint-Jean, Canada · Accident · Serious injuries · Foreign investigation · Jan 23, 2020 · C-GSQA · Substantial damage
  > The government of Canada has notified the NTSB of an accident involving a BELL 206 helicopter that occurred on January 22, 2020. The NTSB has appointed a U.S. Accredited Representative to assist the government of Canada's investigation under the provisions of…
- [NTSB DCA20RA048](https://openairdocs.org/ntsb/DCA20RA048.md): Boeing 737 · Tehran, Iran · Accident · 176 fatal · Foreign investigation · Jan 8, 2020 · UR-PSR · Destroyed
  > The government of Iran has notified the NTSB of an accident involving a BOEING 737 airplane that occurred on January 08, 2020. The NTSB has appointed a U.S. Accredited Representative to assist the government of Iran's investigation under the provisions of…
- [NTSB CEN20LA055](https://openairdocs.org/ntsb/CEN20LA055.md): Aero Commander 100 · Mullin, TX · Accident · No injuries · Class 3 · Limited · Final report · Jan 4, 2020 · N5573M · Substantial damage
  > A total loss of engine power for reasons that could not be determined based on the available information.
- [NTSB WPR20WA061](https://openairdocs.org/ntsb/WPR20WA061.md): Cessna 172 · Dhana, India · Accident · No injuries · Foreign investigation · Jan 3, 2020 · VT-CAF · Substantial damage
  > The government of India has notified the NTSB of an accident involving a CESSNA 172 airplane that occurred on January 03, 2020. The NTSB has appointed a U.S. Accredited Representative to assist the government of India's investigation under the provisions of…
- [NTSB CEN20WA054](https://openairdocs.org/ntsb/CEN20WA054.md): Mooney M20 · Lifou Wanaham, New Caledonia · Accident · 4 fatal · Foreign investigation · Jan 3, 2020 · F-OIAT · Destroyed
  > On January 3, 2020, about 1430 universal coordinated time, a Mooney M20J, French registration F-OIAT, impacted terrain shortly after departing the Lifou Wanaham Airport (New Caledonia). The aircraft was destroyed, and the pilot and three passengers were…
- [NTSB ANC20MA010](https://openairdocs.org/ntsb/ANC20MA010.md): Airbus AS350B2 · Kekaha, HI · Accident · 7 fatal · Class 1 · Major · Final report · Dec 27, 2019 · N985SA · Destroyed
  > The pilot’s decision to continue flight under visual flight rules (VFR) into instrument meteorological conditions (IMC), which resulted in the collision into terrain. Contributing to the accident was Safari Aviation Inc.’s lack of safety management processes…
- [NTSB CEN20WA045](https://openairdocs.org/ntsb/CEN20WA045.md): Cessna 208 · San Rafael, Mexico · Accident · No injuries · Foreign investigation · Dec 24, 2019 · XA-TWN · Destroyed
  > On December 24, 2019, about 1529 coordinated universal time, a Cessna 208B airplane, XA-TWN, impacted desert terrain near San Rafael, Sonoroa, Mexico, while enroute to the Guerrero Negro Airport (MMGR), Baja California, Mexico. The two occupants sustained…
- [NTSB WPR20WA044](https://openairdocs.org/ntsb/WPR20WA044.md): Angel 44 · Mareeba, Australia · Accident · 2 fatal · Foreign investigation · Dec 14, 2019 · VH-IAZ · Destroyed
  > On December 14, 2019, at 1115 local time, an Angel Aircraft Corporation 44 twin-engine airplane, registration VH-IAZ, collided with terrain near Mareeba Aerodrome, Mareeba Queensland, Australia. Both pilots were fatally injured, and the airplane was…
- [NTSB ANC20WA009](https://openairdocs.org/ntsb/ANC20WA009.md): Piper PA60 · Nanaimo, Canada · Accident · 3 fatal · Foreign investigation · Dec 11, 2019 · C-FQYW · Destroyed
  > The government of Canada has notified the NTSB of an accident involving a Piper PA60 airplane that occurred on December 11, 2019. The NTSB has appointed a U.S. Accredited Representative to assist the government of Canada's investigation under the provisions…
- [NTSB CEN20WA210](https://openairdocs.org/ntsb/CEN20WA210.md): Piper PA30 · Kaunas, Lithuania · Accident · 2 fatal · Foreign investigation · Dec 8, 2019 · LY-ARS · Substantial damage
  > The government of Lithuania has notified the NTSB of an accident involving a PIPER PA30 airplane that occurred on December 08, 2019. The NTSB has appointed a U.S. Accredited Representative to assist the government of Lithuania's investigation under the…
- [NTSB ANC20WA008](https://openairdocs.org/ntsb/ANC20WA008.md): Robinson R66 · Krasnodarsky Krai, Russia · Accident · 1 fatal · Foreign investigation · Nov 30, 2019 · RA-05795 · Destroyed
  > The government of Russia has notified the NTSB of an accident involving a ROBINSON R66 helicopter that occurred on November 30, 2019. The NTSB has appointed a U.S. Accredited Representative to assist the government of Russia's investigation under the…
- [NTSB DCA20WA019](https://openairdocs.org/ntsb/DCA20WA019.md): Dornier 228 · Gomo, Congo - Kinshasa · Accident · 29 fatal · Foreign investigation · Nov 24, 2019 · 9S-GNH · Destroyed
  > The government of Congo has notified the NTSB of an accident involving a DORNIER 228 airplane that occurred on November 24, 2019. The NTSB has appointed a U.S. Accredited Representative to assist the government of Congo's investigation under the provisions of…
- [NTSB CEN20FA019](https://openairdocs.org/ntsb/CEN20FA019.md): Raytheon A36 · San Marcos, TX · Accident · 1 fatal · Class 3 · Field · Final report · Nov 20, 2019 · N88855 · Destroyed
  > The pilot’s loss of control shortly after takeoff in instrument meteorological conditions for reasons that could not be determined based on the available information.
- [NTSB WPR20LA028](https://openairdocs.org/ntsb/WPR20LA028.md): Cessna 182 · Metaline, WA · Accident · 1 fatal · Class 3 · Limited · Final report · Nov 11, 2019 · N8749T · Destroyed
  > Impact with a lake for reasons that could not be determined.
- [NTSB CEN20LA017](https://openairdocs.org/ntsb/CEN20LA017.md): Socata TB 30 Epsilon · Kalamazoo, MI · Accident · Serious injuries · Class 3 · Limited · Final report · Nov 1, 2019 · N50TB · Substantial damage
  > A total loss of engine power for undetermined reasons, which resulted in an aerodynamic stall during the pilot’s attempted forced landing at low altitude and impact with terrain.
- [NTSB ERA20FA025](https://openairdocs.org/ntsb/ERA20FA025.md): Vans RV 4 · Middleburg, FL · Accident · 1 fatal · Class 3 · Field · Final report · Oct 31, 2019 · N425JW · Destroyed
  > Impact with power lines for reasons that could not be determined based on available evidence.
- [NTSB WPR20FAMS1](https://openairdocs.org/ntsb/WPR20FAMS1.md): Piper PA28R · Shelter Cove, CA · Accident · 2 fatal · Class 3 · Missing aircraft · Final report · Oct 25, 2019 · N4958J · Destroyed
  > Undetermined due to lack of available evidence.
- [NTSB WPR20LA014](https://openairdocs.org/ntsb/WPR20LA014.md): Vans RV 6 · Spanaway, WA · Accident · Serious injuries · Class 3 · Limited · Final report · Oct 23, 2019 · N615RJ · Substantial damage
  > A total loss of engine power during the initial climb for reasons that could not be determined.
- [NTSB WPR20FA013](https://openairdocs.org/ntsb/WPR20FA013.md): Robinson R44 · Las Vegas, NV · Accident · 2 fatal · Class 3 · Field · Final report · Oct 23, 2019 · N225JM · Substantial damage
  > An undetermined inflight event that resulted in the pilot performing an autorotation to uneven terrain for reasons that could not be determined due to the extent of impact damage.
- [NTSB GAA20WA047](https://openairdocs.org/ntsb/GAA20WA047.md): Robinson R44 · Tarasenkove, Ukraine · Accident · 1 fatal · Foreign investigation · Oct 21, 2019 · UR-KTB · Destroyed
  > The government of Ukraine has notified the NTSB of an accident involving a ROBINSON R44 helicopter that occurred on October 21, 2019. The NTSB has appointed a U.S. Accredited Representative to assist the government of Ukraine's investigation under the…
- [NTSB CEN20FA009](https://openairdocs.org/ntsb/CEN20FA009.md): Vans RV-8 · White Plains, AL · Accident · 1 fatal · Class 3 · Field · Final report · Oct 20, 2019 · N249BW · Destroyed
  > Impact with terrain for reasons that could not be determined based on the available information.
- [NTSB CEN20LA021](https://openairdocs.org/ntsb/CEN20LA021.md): Piper PA23 · (Gulf of Mexico) · Accident · 1 fatal · Class 3 · Limited · Final report · Oct 17, 2019 · N778PA · Destroyed
  > The airplane’s descent into the ocean for reasons that could not be determined.
- [NTSB WPR20WA006](https://openairdocs.org/ntsb/WPR20WA006.md): Piper PA-28-140 · Huhudi, South Africa · Accident · 1 fatal · Foreign investigation · Oct 6, 2019 · ZS-EEZ
  > On October 6, 2019, about 1547 coordinated universal time, a Piper PA28-140, ZS-EEZ, crashed near, Vryburg Airport, Huhudi, South Africa. The pilot was fatally injured, and the passenger sustained serious injuries. The extent of the airplane's damage is…
- [NTSB CEN20LA004](https://openairdocs.org/ntsb/CEN20LA004.md): Beech B36 · Ranger, TX · Accident · No injuries · Class 3 · Limited · Final report · Oct 6, 2019 · N36LS · Substantial damage
  > A lack of climb performance after takeoff for reasons that could not be determined based on the available information.
- [NTSB CEN20LA005](https://openairdocs.org/ntsb/CEN20LA005.md): Zenair Zenith CH 701 · Garden Ridge, TX · Accident · No injuries · Limited investigation · Final report · Oct 5, 2019 · N701BJ · Substantial damage
  > The partial loss of engine power for reasons that could not be determined based on the available evidence.
- [NTSB WPR19LA267](https://openairdocs.org/ntsb/WPR19LA267.md): Piper PA28 · Modesto, CA · Accident · No injuries · Class 3 · Limited · Final report · Sep 28, 2019 · N8353T · Destroyed
  > A total loss of engine power for reasons that could not be determined based on the available information.
- [NTSB ANC19WA056](https://openairdocs.org/ntsb/ANC19WA056.md): Bell 206 · Campbell River, Canada · Accident · 1 fatal · Foreign investigation · Sep 24, 2019 · C-GEBY
  > The government of Canada has notified the NTSB of an accident involving a Bell 206 helicopter that occurred on September 24, 2019. The NTSB has appointed a U.S. Accredited Representative to assist the government of Canada's investigation under the provisions…
- [NTSB CEN19LA297](https://openairdocs.org/ntsb/CEN19LA297.md): Piper J3C · Independence Charter Township, MI · Accident · Serious injuries · Class 3 · Limited · Final report · Sep 2, 2019 · N98278 · Substantial damage
  > The reduction in climb performance for reasons that could not be determined. Contributing to the accident was the pilot’s failure to maintain control of the airplane after the loss of performance.
- [NTSB WPR19WA272](https://openairdocs.org/ntsb/WPR19WA272.md): Beech B300 · Calamba, Philippines · Accident · 9 fatal · Foreign investigation · Sep 1, 2019 · RP-C2296 · Destroyed
  > On September 1, 2019 about 0541 universal coordinated time, a Beech B-300, RP-C2296, collided with terrain near Brgy. Pansol, Calamba, Laguna, Philippines. The two flight crew and seven passengers were fatally injured. Two persons on the ground received minor…
- [NTSB CEN19LA299](https://openairdocs.org/ntsb/CEN19LA299.md): Piper PA28 · Conroe, TX · Accident · Minor injuries · Class 3 · Limited · Final report · Aug 31, 2019 · N55633 · Substantial damage
  > A partial loss of engine power for reasons that could not be determined based on the available evidence.
- [NTSB CEN19WA296](https://openairdocs.org/ntsb/CEN19WA296.md): Robinson R44 · Veracruz, Mexico · Accident · Serious injuries · Foreign investigation · Aug 26, 2019 · XB-GIL
  > On August 26, 2019, about 1700 hours universal coordinated time, a Robinson R-44 II helicopter, Mexican registration XB-GIL, was substantially damaged during an emergency landing in a field near Veracruz, Mexico. Two occupants were seriously injured; one…
- [NTSB CEN19WA286](https://openairdocs.org/ntsb/CEN19WA286.md): Pitts S2 · Stonor Oxforshire, United Kingdom · Accident · 2 fatal · Foreign investigation · Aug 24, 2019 · G-ODDS · Substantial damage
  > The government of United Kingdom has notified the NTSB of an accident involving a Pitts S2 airplane that occurred on August 24, 2019. The NTSB has appointed a U.S. Accredited Representative to assist the government of United Kingdom's investigation under the…
- [NTSB CEN19WA284](https://openairdocs.org/ntsb/CEN19WA284.md): Reims F172 · Schneizlreuth, Germany · Accident · 1 fatal · Foreign investigation · Aug 22, 2019 · D-ECSC · Destroyed
  > The government of Germany has notified the NTSB of an accident involving a REIMS F172 airplane that occurred on August 22, 2019. The NTSB has appointed a U.S. Accredited Representative to assist the government of Germany's investigation under the provisions…
- [NTSB CEN19WA282](https://openairdocs.org/ntsb/CEN19WA282.md): Cessna 150 · Diepholz, Germany · Accident · 1 fatal · Foreign investigation · Aug 22, 2019 · D-EHLG · Destroyed
  > On August 22, 2019, at an 1120 UTC, a Cessna 150, D-EHLG, impacted with terrain in cornfield in Steinfeld, Germany. The pilot, the sole occupant, suffered fatal injuries and the airplane was destroyed. The flight had departed Flugplatz Diepholz-Dümmerland on…
- [NTSB WPR19WA274](https://openairdocs.org/ntsb/WPR19WA274.md): Cessna 172 · Pretoria, South Africa · Accident · 2 fatal · Foreign investigation · Aug 16, 2019 · ZS-LMI · Substantial damage
  > On August 16, 2019, at 1810 universal coordinated time, a Cessna 172M, ZS-LMI, collided with terrain near Pretoria, South Africa. Both occupants were fatally injured and the airplane was substantially damaged. The airplane was being operated under the…
- [NTSB CEN19LA269](https://openairdocs.org/ntsb/CEN19LA269.md): Bell 206 · Blair, NE · Accident · Minor injuries · Class 3 · Limited · Final report · Aug 16, 2019 · N106PD · Substantial damage
  > The loss of main rotor rpm for reasons that could not be determined based on the available evidence, which resulted in a hard landing.
- [NTSB ERA19WA270](https://openairdocs.org/ntsb/ERA19WA270.md): Embraer EMB710 · Itaituba, Brazil · Accident · 3 fatal · Class 5 · Foreign · Aug 11, 2019 · PT-NKK · Destroyed
- [NTSB WPR19LA228](https://openairdocs.org/ntsb/WPR19LA228.md): Head AX9-118 · Galt, CA · Accident · Serious injuries · Class 3 · Limited · Final report · Aug 9, 2019 · N2027S · Minor damage
  > A loss of control following an adverse wind encounter.
- [NTSB ANC19WA052](https://openairdocs.org/ntsb/ANC19WA052.md): Cessna 208 · Mayo, Canada · Accident · 2 fatal · Foreign investigation · Aug 6, 2019 · C-FSKF
  > The government of Canada has notified the NTSB of an accident involving a CESSNA 208 airplane that occurred on August 06, 2019. The NTSB has appointed a U.S. Accredited Representative to assist the government of Canada's investigation under the provisions of…

Next page: https://openairdocs.org/ntsb-events/000/sequence.md?page=21

## 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=20

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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.
