# NTSB investigations: Unknown

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 10 of 40 · 1,981 cases

## Cases, newest first

- [NTSB GAA22WA144](https://openairdocs.org/ntsb/GAA22WA144.md): Bell 206 · Adaminaby, Australia · Accident · 2 fatal · Class 5 · Foreign · Apr 4, 2022 · VH-PRW · Destroyed
- [NTSB GAA22WA142](https://openairdocs.org/ntsb/GAA22WA142.md): Piper PA-28R · Le Touquet, United Kingdom · Accident · Class 5 · Foreign · Apr 2, 2022 · G-EGVA · Substantial damage
- [NTSB GAA22WA137](https://openairdocs.org/ntsb/GAA22WA137.md): Beech C90A · Temixco, Mexico · Accident · 3 fatal · Class 5 · Foreign · Mar 30, 2022 · N426EM · Substantial damage
- [NTSB CEN22LA156](https://openairdocs.org/ntsb/CEN22LA156.md): Cessna 172N · Springtown, TX · Accident · Minor injuries · Class 3 · Limited · Final report · Mar 24, 2022 · N733KP · Substantial damage
  > A total loss of engine power for reasons that could not be determined.
- [NTSB GAA22WA163](https://openairdocs.org/ntsb/GAA22WA163.md): Cessna F172 · Bonn-Hangelar, Germany · Accident · Serious injuries · Class 5 · Foreign · Mar 23, 2022 · D-ECUB · Substantial damage
- [NTSB GAA22WA128](https://openairdocs.org/ntsb/GAA22WA128.md): Cessna 172RG · Brantford, Canada · Accident · 1 fatal · Class 5 · Foreign · Mar 21, 2022 · C-GOFD · Substantial damage
- [NTSB DCA22WA102](https://openairdocs.org/ntsb/DCA22WA102.md): Boeing 737 · Wuzhou, China · Accident · 132 fatal · Class 5 · Foreign · Mar 21, 2022 · B-1791 · Destroyed
- [NTSB CEN22LA137](https://openairdocs.org/ntsb/CEN22LA137.md): Cessna P210N · Englewood, CO · Accident · Minor injuries · Class 3 · Limited · Final report · Mar 8, 2022 · N210GE · Destroyed
  > A total loss of engine power on short final for reasons that could not be determined based on the available evidence.
- [NTSB ANC22LA020](https://openairdocs.org/ntsb/ANC22LA020.md): Piper PA-18-135 · Wasilla, AK · Accident · Minor injuries · Class 3 · Limited · Final report · Feb 27, 2022 · N99640 · Substantial damage
  > A partial loss of engine power for undetermined reasons.
- [NTSB GAA22WA112](https://openairdocs.org/ntsb/GAA22WA112.md): Cessna 208B · Comoros, Comoros · Accident · 14 fatal · Class 5 · Foreign · Feb 26, 2022 · 5H-MZA
- [NTSB CEN22LA121](https://openairdocs.org/ntsb/CEN22LA121.md): Piper PA22 · Furlow, AR · Accident · Serious injuries · Class 3 · Limited · Final report · Feb 14, 2022 · N7337D · Substantial damage
  > A loss of engine power for undetermined reasons.
- [NTSB GAA22WA105](https://openairdocs.org/ntsb/GAA22WA105.md): Cessna 172N · Reykjavik, Iceland · Accident · Class 5 · Foreign · Feb 3, 2022 · TF-ABB · Substantial damage
- [NTSB GAA22WA090](https://openairdocs.org/ntsb/GAA22WA090.md): Piper PA28 · Port Alfred, South Africa · Accident · No injuries · Class 5 · Foreign · Jan 31, 2022 · ZS-SYJ · Substantial damage
- [NTSB GAA22WA096](https://openairdocs.org/ntsb/GAA22WA096.md): Vans RV-6A · Ciudad-Chihuahua state, Mexico · Accident · 2 fatal · Class 5 · Foreign · Jan 23, 2022 · XB-JXK · Substantial damage
- [NTSB ANC22LA014](https://openairdocs.org/ntsb/ANC22LA014.md): Bell 205A-1 · El Cajon, CA · Accident · No injuries · Class 3 · Limited · Final report · Jan 15, 2022 · N502HQ · Substantial damage
  > A partial loss of engine power for reasons that could not be determined based on the available evidence.
- [NTSB GAA22WA069](https://openairdocs.org/ntsb/GAA22WA069.md): Robinson R44 · 63 Puy-de-Dome, France · Accident · 2 fatal · Class 5 · Foreign · Jan 6, 2022 · F-HARY · Destroyed
- [NTSB GAA22WA061](https://openairdocs.org/ntsb/GAA22WA061.md): Bell 412 · Quillen-Neuquen district, Argentina · Accident · 2 fatal · Class 5 · Foreign · Dec 29, 2021 · LV-KAI · Destroyed
- [NTSB GAA22WA038](https://openairdocs.org/ntsb/GAA22WA038.md): Murphy Rebel · Wasbush, Canada · Accident · 2 fatal · Class 5 · Foreign · Dec 4, 2021 · C-GMSG · Destroyed
- [NTSB GAA22WA041](https://openairdocs.org/ntsb/GAA22WA041.md): Piper PA34 · Gauteng, South Africa · Accident · Class 5 · Foreign · Dec 3, 2021 · ZS-MHG · Substantial damage
- [NTSB GAA22WA037](https://openairdocs.org/ntsb/GAA22WA037.md): Cessna A185 · Laguna Negra, Paraguay · Accident · 3 fatal · Class 5 · Foreign · Dec 3, 2021 · ZP-TOU · Destroyed
- [NTSB GAA22WA060](https://openairdocs.org/ntsb/GAA22WA060.md): Piper PA34 · Ubatuba, Brazil · Accident · 3 fatal · Class 4 · Foreign · Nov 26, 2021 · PP-WRS · Destroyed
- [NTSB WPR22LA064](https://openairdocs.org/ntsb/WPR22LA064.md): Beech A36 · Tooele, UT · Accident · No injuries · Class 3 · Limited · Final report · Nov 24, 2021 · N4370W · Substantial damage
  > The total loss of engine power for reasons that could not be determined based on available evidence.
- [NTSB GAA22WA059](https://openairdocs.org/ntsb/GAA22WA059.md): Cessna A188 · Joao Pinheiro, Brazil · Accident · Class 5 · Foreign · Nov 24, 2021 · PT-FFD · Substantial damage
- [NTSB ERA22LA039](https://openairdocs.org/ntsb/ERA22LA039.md): Bell 47D1 · Zelienople, PA · Accident · No injuries · Class 3 · Limited · Final report · Oct 31, 2021 · N132BR · Substantial damage
  > A total loss of engine power for reasons that could not be determined.
- [NTSB ERA22LA029](https://openairdocs.org/ntsb/ERA22LA029.md): Cessna 172 · Westhampton Beach, NY · Accident · No injuries · Class 3 · Limited · Final report · Oct 23, 2021 · N1188L · Substantial damage
  > A total loss of engine power during cruise flight for reasons that could not be determined based on the available evidence.
- [NTSB GAA22WA039](https://openairdocs.org/ntsb/GAA22WA039.md): Cessna 401 · Tapachula, Mexico · Accident · 1 fatal · Class 5 · Foreign · Oct 19, 2021 · XB-RQE
- [NTSB GAA22WA012](https://openairdocs.org/ntsb/GAA22WA012.md): Robinson R44 · Buchen-Sturzenhardt, Germany · Accident · Class 5 · Foreign · Oct 17, 2021 · D-HALR · Destroyed
- [NTSB GAA22WA003](https://openairdocs.org/ntsb/GAA22WA003.md): Kaman K1200 · Whistler, Canada · Accident · Class 3 · Foreign · Oct 4, 2021 · C-FZVM · Substantial damage
- [NTSB WPR21LA366](https://openairdocs.org/ntsb/WPR21LA366.md): Sharp Ralph R Zenith Stol CH 701 · Bishop, CA · Accident · No injuries · Class 4 · Limited · Final report · Sep 24, 2021 · N701SA · Substantial damage
  > A loss of airplane control for undetermined reasons.
- [NTSB GAA22WA020](https://openairdocs.org/ntsb/GAA22WA020.md): Bely lebed · Sovetsky, Russia · Accident · 2 fatal · Class 5 · Foreign · Sep 16, 2021 · RA-1815G · Substantial damage
- [NTSB GAA21WA231](https://openairdocs.org/ntsb/GAA21WA231.md): Mooney M20J · Sundridge, Canada · Accident · 1 fatal · Class 5 · Foreign · Sep 16, 2021 · C-FLJL
- [NTSB GAA21WA225](https://openairdocs.org/ntsb/GAA21WA225.md): Piper J3C · Mauricie, Canada · Accident · 1 fatal · Class 5 · Foreign · Sep 12, 2021 · C-FSVT
- [NTSB CEN21LA414](https://openairdocs.org/ntsb/CEN21LA414.md): Cessna 172S · LaSalle, CO · Accident · Minor injuries · Class 3 · Limited · Final report · Sep 10, 2021 · N2099J · Substantial damage
  > A loss of engine power for undetermined reasons.
- [NTSB CEN21LA404](https://openairdocs.org/ntsb/CEN21LA404.md): Cessna 182 · Delta, CO · Accident · No injuries · Class 3 · Limited · Final report · Sep 3, 2021 · N9114W · Substantial damage
  > A total loss of engine power that resulted in a forced landing and subsequent noseover. The reason for the total loss of engine power could not be determined based on the available evidence.
- [NTSB GAA21WA211](https://openairdocs.org/ntsb/GAA21WA211.md): Piper PA24 · Maldonado, Uruguay · Accident · 2 fatal · Class 5 · Foreign · Aug 22, 2021 · LV-CVT
- [NTSB CEN21FA380](https://openairdocs.org/ntsb/CEN21FA380.md): Piper J3C-65 · Adrian, MO · Accident · 1 fatal · Class 3 · Field · Final report · Aug 22, 2021 · N70643 · Substantial damage
  > The pilot’s failure to maintain control of the airplane which resulted in an aerodynamic stall and impact with terrain.
- [NTSB GAA21WA208](https://openairdocs.org/ntsb/GAA21WA208.md): Rockwell 690 · Thunder Bay, Canada · Accident · 1 fatal · Class 5 · Foreign · Aug 17, 2021 · C-GYLD · Destroyed
- [NTSB GAA21WA214](https://openairdocs.org/ntsb/GAA21WA214.md): Air Tractor AT802 · Popple Depot-New Brunswick, Canada · Accident · Minor injuries · Class 5 · Foreign · Aug 11, 2021 · C-GJJX · Substantial damage
- [NTSB CEN21LA367](https://openairdocs.org/ntsb/CEN21LA367.md): Pulsar Sport 150 · Osceola, WI · Accident · Minor injuries · Class 3 · Limited · Final report · Aug 9, 2021 · N997EM · Substantial damage
  > The total loss of engine power for undermined reasons based on available information
- [NTSB CEN21LA450](https://openairdocs.org/ntsb/CEN21LA450.md): Cessna 140 · Caddo Mills, TX · Accident · No injuries · Class 4 · Limited · Final report · Jul 22, 2021 · N84BC · Substantial damage
  > The missing vertical stabilizer hardware, which resulted in a severe uncommanded yawing motion that necessitated an emergency landing, during which the airplane nosed over and sustained substantial damage to the vertical stabilizer.
- [NTSB GAA21WA193](https://openairdocs.org/ntsb/GAA21WA193.md): Sikorsky S92 · South Havra, United Kingdom · Accident · Class 5 · Foreign · Jul 15, 2021 · G-MCGI
- [NTSB GAA21WA252](https://openairdocs.org/ntsb/GAA21WA252.md): Diamond HK36 · Locarno, Switzerland · Incident · No injuries · Class 5 · Foreign · Jul 9, 2021 · HB-2314 · Minor damage
- [NTSB GAA21WA169](https://openairdocs.org/ntsb/GAA21WA169.md): De Havilland DHC2 · Örebro, Sweden · Accident · 9 fatal · Class 5 · Foreign · Jul 8, 2021 · SE-KKD · Destroyed
- [NTSB CEN21LA307](https://openairdocs.org/ntsb/CEN21LA307.md): Quad City Challenger · Ste. Genevieve, MO · Accident · Serious injuries · Class 4 · Limited · Final report · Jul 5, 2021 · UNREG · Substantial damage
  > An impact with terrain for reasons that could not be determined based on available evidence.
- [NTSB ANC21LA047](https://openairdocs.org/ntsb/ANC21LA047.md): Piper J3C-65 · Sterling, AK · Accident · No injuries · Class 3 · Limited · Final report · Jun 28, 2021 · N98109 · Substantial damage
  > A partial loss of engine power for reasons that could not be determined based on the available information.
- [NTSB GAA21WA167](https://openairdocs.org/ntsb/GAA21WA167.md): Cessna 152 · Lima, Peru · Accident · Minor injuries · Class 5 · Foreign · Jun 27, 2021 · OB-2171
- [NTSB GAA21WA147](https://openairdocs.org/ntsb/GAA21WA147.md): North American T28 · Jickovice, Czechia · Accident · 2 fatal · Class 5 · Foreign · Jun 20, 2021 · OE-ESA · Substantial damage
- [NTSB GAA21WA145](https://openairdocs.org/ntsb/GAA21WA145.md): Robinson R44 · Eidanger, Norway · Accident · 1 fatal · Class 5 · Foreign · Jun 17, 2021 · LN-OGT · Substantial damage
- [NTSB GAA21WA122](https://openairdocs.org/ntsb/GAA21WA122.md): Cessna F172 · Abzac, France, France · Accident · 1 fatal · Class 5 · Foreign · May 23, 2021 · F-GCNK · Destroyed
- [NTSB GAA21WA126](https://openairdocs.org/ntsb/GAA21WA126.md): Piper PA38 · Ganderkesee, Germany · Accident · No injuries · Class 5 · Foreign · May 21, 2021 · PH-TMH · Substantial damage

Next page: https://openairdocs.org/ntsb-phases/990/cases.md?page=11

## The whole list in SQL

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

```sql
WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
  crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
  current_codes AS (
    SELECT e.case_mkey, TRY_CAST(e."tier1Number" AS INTEGER) AS code,
      row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e."isDefiningEvent", false) DESC, e.position) AS n
    FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
    WHERE e.aircrafts_position = 1 AND e."tier1Number" GLOB '[1-9][0-9]*'
      AND (e."isDefiningEvent" OR e.case_mkey IN (SELECT "mKey" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE "isPre1982"))
  ),
  phases AS (
    SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
    FROM current_codes WHERE n = 1
    UNION ALL
    SELECT o.case_mkey, 'older', o."phaseOfFlightCode", w.main
    FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o."phaseOfFlightCode"
    WHERE o.aircrafts_position = 1 AND o."occurrenceNumber" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
  ),
  case_phases AS (
    SELECT p.*, c."eventDate", c."highestInjuryLevel" = 'Fatal' AS fatal, a.aircraft_model_code
    FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = p.case_mkey
    LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
    WHERE c."eventDate" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
  )
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 case_mkey FROM case_phases WHERE main = 990)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-phases/990/cases?page=10

---
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.