# 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 8 of 40 · 1,978 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 DCA24WA106](https://openairdocs.org/ntsb/DCA24WA106.md): Airbus A319 · Barcelona, Spain · Incident · Class 5 · Foreign · Jan 8, 2024 · D-AGWD · 2 aircraft · No damage
- [NTSB GAA24WA062](https://openairdocs.org/ntsb/GAA24WA062.md): Cessna A185 · Dorotea, Colombia · Accident · 1 fatal · Class 5 · Foreign · Dec 30, 2023 · HK1658G · Substantial damage
- [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 GAA24WA036](https://openairdocs.org/ntsb/GAA24WA036.md): Cessna 172 · Dinslaken, Germany · Accident · 1 fatal · Class 5 · Foreign · Nov 17, 2023 · D-EDJL · Destroyed
- [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 GAA24WA023](https://openairdocs.org/ntsb/GAA24WA023.md): Robinson R66 · Williamtown, Australia · Accident · 2 fatal · Class 5 · Foreign · Oct 26, 2023 · VH-KFT · 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 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 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 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 GAA23WA257](https://openairdocs.org/ntsb/GAA23WA257.md): Robinson R44 · Guatemala City, Guatemala · Accident · Class 5 · Foreign · Sep 15, 2023 · YS-1000P · Substantial damage
- [NTSB GAA23WA280](https://openairdocs.org/ntsb/GAA23WA280.md): Cessna 172N · Mountains, Iceland · Accident · 3 fatal · Class 5 · Foreign · Aug 31, 2023 · TF-KLO · Destroyed
- [NTSB GAA23WA242](https://openairdocs.org/ntsb/GAA23WA242.md): Piper PA28 · Holstead Hall, Essex, United Kingdom · Accident · 1 fatal · Class 5 · Foreign · Aug 21, 2023 · G-AYUH · Destroyed
- [NTSB CEN23LA376](https://openairdocs.org/ntsb/CEN23LA376.md): Sixchuter Spirit XL · Hovland, MN · Accident · 1 fatal · Class 4 · Limited · Final report · Aug 18, 2023 · N538DR · Destroyed
  > The collision with the lake by a noncertificated pilot for reasons that could not be determined.
- [NTSB CEN23FA352](https://openairdocs.org/ntsb/CEN23FA352.md): Cessna 150 · Caddo Mills, TX · Accident · 1 fatal · Class 3 · Field · Final report · Aug 7, 2023 · N5610E · Destroyed
  > The pilot’s loss of airplane control during an attempted forced landing following a loss of engine power.
- [NTSB GAA23WA233](https://openairdocs.org/ntsb/GAA23WA233.md): Piper 28 · Seaton, United Kingdom · Accident · No injuries · Class 5 · Foreign · Aug 1, 2023 · G-AVSC · Substantial damage
- [NTSB GAA23WA227](https://openairdocs.org/ntsb/GAA23WA227.md): Cessna 177 · Frejus (in water), France · Accident · No injuries · Class 5 · Foreign · Jul 30, 2023 · F-HKLA · Destroyed
- [NTSB GAA23WA221](https://openairdocs.org/ntsb/GAA23WA221.md): Cessna 150 · Alexandria, Canada · Accident · Class 5 · Foreign · Jul 26, 2023 · C-GFFG · Substantial damage
- [NTSB GAA23WA207](https://openairdocs.org/ntsb/GAA23WA207.md): Cessna 210 · Bradda Head, United Kingdom · Accident · 1 fatal · Class 5 · Foreign · Jul 17, 2023 · G-TOTN · Substantial damage
- [NTSB GAA23WA194](https://openairdocs.org/ntsb/GAA23WA194.md): Lancair 360 · Habsheim, France · Accident · 2 fatal · Class 5 · Foreign · Jul 5, 2023 · PH-KER · Destroyed
- [NTSB GAA23WA193](https://openairdocs.org/ntsb/GAA23WA193.md): Bell 47 · Sainte-Marthe, France · Accident · 1 fatal · Class 5 · Foreign · Jul 4, 2023 · F-GKTR · Destroyed
- [NTSB GAA23WA173](https://openairdocs.org/ntsb/GAA23WA173.md): Bell 412 · Gom, Mexico · Accident · 2 fatal · Class 5 · Foreign · Jun 21, 2023 · XA-EHI · Substantial damage
- [NTSB GAA23WA172](https://openairdocs.org/ntsb/GAA23WA172.md): Robinson R44 · San Carlos de Boliva-Buenos Aires, Argentina · Accident · No injuries · Class 5 · Foreign · Jun 18, 2023 · LV-KBH · Substantial damage
- [NTSB GAA23WA171](https://openairdocs.org/ntsb/GAA23WA171.md): Reims F · Herten-Rheinfelden, Germany · Accident · No injuries · Class 5 · Foreign · Jun 17, 2023 · D-EGLP · Substantial damage
- [NTSB CEN23FA204](https://openairdocs.org/ntsb/CEN23FA204.md): Luce Buttercup · Lyndonville, NY · Accident · 2 fatal · Class 3 · Field · Final report · May 28, 2023 · N18263 · Destroyed
  > An in-flight breakup due to structural overload of the airplane for undetermined reasons.
- [NTSB GAA23WA153](https://openairdocs.org/ntsb/GAA23WA153.md): Avions Robin DR400 · Les Ponts-de-Martel, Switzerland · Accident · 3 fatal · Class 5 · Foreign · May 20, 2023 · HB-EQD · Destroyed
- [NTSB GAA23WA146](https://openairdocs.org/ntsb/GAA23WA146.md): Engineering & Research 415-C · St. Mary, Jamaica · Accident · 2 fatal · Class 5 · Foreign · May 5, 2023 · N3254B · Substantial damage
- [NTSB GAA23WA145](https://openairdocs.org/ntsb/GAA23WA145.md): Cirrus SR22 · Joanopolis, Brazil · Accident · No injuries · Class 5 · Foreign · Apr 28, 2023 · PR-DSC · Substantial damage
- [NTSB GAA23WA135](https://openairdocs.org/ntsb/GAA23WA135.md): Cessna 150 · St-Rémi-de-Laprairie, France · Accident · Class 5 · Foreign · Apr 21, 2023 · C-FWGF · Destroyed
- [NTSB GAA23WA093](https://openairdocs.org/ntsb/GAA23WA093.md): Robinson 44 · Boro Area, Okavango Delta, Botswana · Accident · 1 fatal · Class 5 · Foreign · Mar 12, 2023 · A2-HEX · Destroyed
- [NTSB DCA23WA225](https://openairdocs.org/ntsb/DCA23WA225.md): Boeing 737 · Nuremberg, Germany · Incident · No injuries · Class 5 · Foreign · Mar 11, 2023 · PH-BGF · No damage
- [NTSB GAA23WA118](https://openairdocs.org/ntsb/GAA23WA118.md): Sud Aviation/Eurocopter Alouette II SE313B · Mangsee Island, Philippines · Accident · 4 fatal · Class 5 · Foreign · Mar 1, 2023 · N45VX
- [NTSB CEN23LA136](https://openairdocs.org/ntsb/CEN23LA136.md): Cessna 150F · Hillsboro, TX · Accident · Class 4 · Limited · Final report · Mar 1, 2023 · N3090X · Substantial damage
  > Substantial damage for reasons undetermined based on the available evidence.
- [NTSB GAA23WA082](https://openairdocs.org/ntsb/GAA23WA082.md): Robinson 44 · Xian, China · Accident · 1 fatal · Class 5 · Foreign · Feb 17, 2023 · B-7683 · Substantial damage
- [NTSB GAA23WA073](https://openairdocs.org/ntsb/GAA23WA073.md): Cessna 340 · Mount Mayon, Philippines · Accident · Class 5 · Foreign · Feb 17, 2023 · RP-C2080 · Destroyed
- [NTSB GAA23WA091](https://openairdocs.org/ntsb/GAA23WA091.md): Cessna 206 · Barangay Ditarum, Philippines · Accident · 6 fatal · Class 5 · Foreign · Jan 24, 2023 · RP-C1174 · Substantial damage
- [NTSB GAA23WA056](https://openairdocs.org/ntsb/GAA23WA056.md): Aero Eli Servizi Yoyo · Lesna Jania, Poland · Accident · 1 fatal · Class 5 · Foreign · Jan 10, 2023 · SP HEYO · Destroyed
- [NTSB GAA23WA063](https://openairdocs.org/ntsb/GAA23WA063.md): Eurocopter EC130 B4 · Gold Coast, Australia · Accident · Class 5 · Foreign · Jan 2, 2023 · VH-XKQ · 2 aircraft · Substantial damage
- [NTSB GAA23WA062](https://openairdocs.org/ntsb/GAA23WA062.md): Sling 4 TSI · Meyerton, South Africa · Accident · 2 fatal · Class 5 · Foreign · Jan 2, 2023 · ZU-PPA · Substantial damage
- [NTSB GAA23WA051](https://openairdocs.org/ntsb/GAA23WA051.md): Cessna 210N · Bulman, Australia · Accident · 2 fatal · Class 5 · Foreign · Dec 25, 2022 · VH-TFT · Destroyed
- [NTSB GAA23WA045](https://openairdocs.org/ntsb/GAA23WA045.md): Bell 412EP · Ocean, Mexico · Accident · 2 fatal · Class 5 · Foreign · Dec 22, 2022 · XA-BNA
- [NTSB GAA23WA038](https://openairdocs.org/ntsb/GAA23WA038.md): Beech 95-B55 · Jraber township, Armenia · Accident · No injuries · Class 5 · Foreign · Dec 1, 2022 · OM-KVV · Destroyed
- [NTSB GAA23WA037](https://openairdocs.org/ntsb/GAA23WA037.md): Robinson R22 · Ramingining, Australia · Accident · 1 fatal · Class 5 · Foreign · Nov 14, 2022 · VH-LOS · Substantial damage
- [NTSB GAA23WA026](https://openairdocs.org/ntsb/GAA23WA026.md): Beech 33 · San Felipe, Venezuela · Accident · Class 5 · Foreign · Nov 3, 2022 · YV-2052 · Substantial damage
- [NTSB GAA23WA060](https://openairdocs.org/ntsb/GAA23WA060.md): Airbus AS350 · Trøndelag county, Norway · Accident · 2 fatal · Class 5 · Foreign · Nov 1, 2022 · LN-OBP · Substantial damage
- [NTSB CEN23LA022](https://openairdocs.org/ntsb/CEN23LA022.md): Piper PA-32R-300 · Evansville, IN · Accident · Serious injuries · Class 3 · Limited · Final report · Oct 30, 2022 · N349SB · Substantial damage
  > The total loss of engine power for reasons that could not be determined based on the available evidence.
- [NTSB WPR23LA025](https://openairdocs.org/ntsb/WPR23LA025.md): Airborne Windsports Edge X · Alturas, CA · Accident · 1 fatal · Class 3 · Limited · Final report · Oct 26, 2022 · N354MB · Substantial damage
  > The non-certificated pilot’s loss of control for undetermined reasons.

Next page: https://openairdocs.org/ntsb-phases/990/cases.md?page=9

## 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=8

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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.