# 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 29 of 35 · 1,713 cases

## Cases, newest first

- [NTSB ERA15WA159](https://openairdocs.org/ntsb/ERA15WA159.md): Piper PA-34-200T · Macas, Ecuador · Accident · 1 fatal · Foreign investigation · Mar 15, 2015 · HC-CNC · Destroyed
  > On March 15, 2015, at an unknown time, a Piper PA-34, Ecuadorian registration HC-CNC, impacted terrain under unknown circumstances shortly after takeoff from Edmundo Carvajal Airport, Macas, Ecuador. The pilot, the sole occupant, was fatally injured. The…
- [NTSB CEN15WA173](https://openairdocs.org/ntsb/CEN15WA173.md): Eipper Quicksilver - GT500 · Illes Balears, Spain · Accident · 1 fatal · Foreign investigation · Mar 14, 2015 · EC-DK6 · Substantial damage
  > This is preliminary information, subject to change, and may contain errors. The foreign authority was the source of this information. On March 14, 2015, about 1145 UTC, an Eipper Quicksilver GT-500 airplane, EC-DK6, (s/n 0085) impacted terrain after an…
- [NTSB CEN15WA176](https://openairdocs.org/ntsb/CEN15WA176.md): Beech 390 · Lancashire, United Kingdom · Accident · No injuries · Foreign investigation · Mar 12, 2015 · G-OOMC · Substantial damage
  > On March 12, 2015, at 1148 universal coordinated time (UTC), a United Kingdom registered Beech 390 airplane, G-OOMC, overran the runway end, at the Blackpool Airport, Lancashire, United Kingdom. The two crewmembers and two passengers were not injured. The…
- [NTSB CEN15WA152](https://openairdocs.org/ntsb/CEN15WA152.md): Avions Robin Robin DR 400/140 B · Yverdon LSGY, Switzerland · Accident · 2 fatal · Foreign investigation · Feb 23, 2015 · HB-KDD · Destroyed
- [NTSB WPR15WA108](https://openairdocs.org/ntsb/WPR15WA108.md): Robinson R44 II · Queenstown, New Zealand, New Zealand · Accident · 2 fatal · Foreign investigation · Feb 19, 2015 · ZK-IPY · Substantial damage
  > On February 19, 2015, at 0244 universal coordinated time, a Robinson R44 II, ZK-IPY, operated by Over the Top Limited, collided with terrain under unknown circumstances near Queenstown, New Zealand. The two occupants on board were fatally injured and the…
- [NTSB CEN15FA141](https://openairdocs.org/ntsb/CEN15FA141.md): Richard Lacourse Wheeler Express · Kersey, CO · Accident · 2 fatal · Field investigation · Final report · Feb 11, 2015 · N564ER · Destroyed
  > The pilot's failure to maintain airplane control during an off-airport forced landing following a total loss of engine power for reasons that could not be determined during postaccident examination of the engine. Contributing to the accident was the pilots'…
- [NTSB CEN15WA133](https://openairdocs.org/ntsb/CEN15WA133.md): Piper PA 46 350P · Meyrin, Switzerland · Accident · 1 fatal · Foreign investigation · Jan 30, 2015 · N246PR · Destroyed
- [NTSB CEN15FA127](https://openairdocs.org/ntsb/CEN15FA127.md): Eagleston John H Vans RV9A · Kingston, OK · Accident · 1 fatal · Field investigation · Final report · Jan 28, 2015 · N708JE · Substantial damage
  > The pilot’s continuation of a banked turn following the loss of engine power, which resulted in his failure to maintain adequate airspeed and the airplane exceeding its critical angle of attack and entering an accelerated stall at low altitude. Contributing…
- [NTSB CEN15WA124](https://openairdocs.org/ntsb/CEN15WA124.md): Piper PA-30 · Rockenhausen, Germany · Accident · 1 fatal · Foreign investigation · Jan 26, 2015 · D-GHFW · Substantial damage
  > On January 26, 2015, about 1032 coordinated universal time, a Piper PA-30 airplane, D-GHFW, crashed under unknown circumstances near Rockenhausen, Germany. The airplane was substantially damaged, and the pilot fatally injured. The airplane departed Annemasse…
- [NTSB CEN15WA148](https://openairdocs.org/ntsb/CEN15WA148.md): Piper PA-24-260 · Rechberghausen, Germany · Accident · 2 fatal · Foreign investigation · Jan 18, 2015 · D-EERZ · Substantial damage
  > On January 18, 2015, about 1455 coordinated universal time, a Piper PA-24-260 airplane, German registration D-EERZ, collided with a house near Rechberghausen, Germany. The pilot and passenger were both fatally injured. The airplane was destroyed. The accident…
- [NTSB CEN15WA120](https://openairdocs.org/ntsb/CEN15WA120.md): Bell 206 - L1 · Santa Catarina Ixtahuacan, Guatemala · Accident · Minor injuries · Foreign investigation · Jan 17, 2015 · TG-TOL · Destroyed
  > On January 17, 2015, about 1545 coordinated universal time (UTC), a Bell 206L-1 helicopter, TG-GOL, was destroyed after impacting terrain near Santa Catarina Ixtahuacán, Sololá, Guatemala. The pilot and three passengers received minor injuries. The accident…
- [NTSB CEN15WA145](https://openairdocs.org/ntsb/CEN15WA145.md): Pioneer 400 · Blackwood Forest, Hampshire, U.K., United Kingdom · Accident · 2 fatal · Foreign investigation · Jan 3, 2015 · G-CVGO · Destroyed
  > On January 3, 2015, about 1530 UTC, a Pioneer 400 airplane, G-CVGO (s/n LAA 364-15006) impacted terrain near Blackwood Forest, Hampshire. Two persons on board were fatally injured and one was seriously injured. The airplane was destroyed. This investigation…
- [NTSB CEN15WA455](https://openairdocs.org/ntsb/CEN15WA455.md): Rans S6 · Beja, Portugal · Accident · Serious injuries · Foreign investigation · Jan 1, 2015 · CS-UJF · Destroyed
  > On January 1, 2015, about 1700 local time, a Rans S-6 Coyote II, Portuguese registration CS-UJF, impacted terrain after departure from the Beja Civil Aerodrome (LPBE), Beja, Portugal. The pilot and passenger were seriously injured and the airplane was…
- [NTSB WPR15WA075](https://openairdocs.org/ntsb/WPR15WA075.md): Cessna 172 - S · Port Arthur, Australia, Australia · Accident · 2 fatal · Foreign investigation · Dec 29, 2014 · VH-PFT · Substantial damage
  > On December 29, 2014, at 1747 local, a Cessna 172S, VH-PFT, collided with water near Port Arthur, Australia during an aerial photography flight. The airplane was operating under the pertinent civil regulations of the government of Australia. The airplane was…
- [NTSB DCA15WA046](https://openairdocs.org/ntsb/DCA15WA046.md): Airbus A320 - 216 · Pangkalan Bun, Indonesia · Accident · 162 fatal · Foreign investigation · Dec 28, 2014 · PK-AXC · Destroyed
  > The National Transportation Safety Committee (NTSC) of Indonesia, has notified the NTSB of an accident involving an Airbus A320-216 that occurred on December 28, 2014. The NTSB has appointed a U.S. Accredited Representative to assist the NTSC investigation…
- [NTSB CEN15WA082](https://openairdocs.org/ntsb/CEN15WA082.md): Gates Learjet 25D · Champoton, Mexico · Accident · 2 fatal · Foreign investigation · Dec 19, 2014 · N265TW · Substantial damage
- [NTSB CEN15WA108](https://openairdocs.org/ntsb/CEN15WA108.md): Airbus Helicopter EC135T2+ · Lake Siutghiol, Romania · Accident · 4 fatal · Foreign investigation · Dec 15, 2014 · N348 · Substantial damage
  > On December 14, 2014, about 1615 local time, an Airbus Helicopter EC135T2+ helicopter, Romanian registration number 348, impacted Lake Siutghiol, Romania. The four occupants, flight and medical crew, were all fatally injured. The helicopter sustained…
- [NTSB ERA15WA078](https://openairdocs.org/ntsb/ERA15WA078.md): Cessna U206F · Campo Grande, Brazil · Accident · 2 fatal · Foreign investigation · Dec 6, 2014 · PT-JSM · Substantial damage
- [NTSB ERA15WA070](https://openairdocs.org/ntsb/ERA15WA070.md): Piper PA-31-350 · Mariquita, Colombia · Accident · 10 fatal · Foreign investigation · Dec 3, 2014 · HK4464 · Destroyed
- [NTSB WPR15WA065](https://openairdocs.org/ntsb/WPR15WA065.md): Ayres Thrush S2R-T34 · Manado, Indonesia, Indonesia · Accident · 2 fatal · Foreign investigation · Dec 2, 2014 · PK-ELR · Destroyed
  > On December 2, 2014, about 0250 universal coordinated time, an Ayres Trush, S2R-T34, PK-ELR, ditched in the sea under unknown circumstances. A tail wheel tire, elevator, both main landing gears, and some personal equipment were located 1 mile from the…
- [NTSB WPR15LA048](https://openairdocs.org/ntsb/WPR15LA048.md): Air Tractor AT 502B · Somerton, AZ · Accident · 1 fatal · Limited investigation · Final report · Nov 30, 2014 · N946TR · Destroyed
  > A loss of airplane control for reasons that could not be determined based on available evidence.
- [NTSB CEN15FA056](https://openairdocs.org/ntsb/CEN15FA056.md): Aero Commander 500A · McDade, TX · Accident · 1 fatal · Field investigation · Final report · Nov 23, 2014 · N14AV · Substantial damage
  > The pilot's failure to maintain adequate airspeed and his exceedance of the airplane's critical angle-of-attack for reasons that could not be determined based on the available evidence, which resulted in an aerodynamic stall/spin. Contributing to the accident…
- [NTSB CEN15FAMS1](https://openairdocs.org/ntsb/CEN15FAMS1.md): Cessna 172K · Lake Pontchartrain, LA · Accident · 2 fatal · Missing aircraft · Final report · Nov 13, 2014 · N46707 · Destroyed
  > The airplane's collision with water for reasons that could not be determined because the wreckage was not located.
- [NTSB WPR15WA064](https://openairdocs.org/ntsb/WPR15WA064.md): Liberty Aerospace XL2 · Sumbawa, Indonesia, Indonesia · Accident · 2 fatal · Foreign investigation · Oct 30, 2014 · PK-LLC · Substantial damage
  > On October 30, 2014, about 0330 universal coordinated time, a Liberty Aerospace XL2, PK-LLC, was reported missing after contact was lost with the airplane. A search was initiated and the wreckage was subsequently located on December 15, 2014, South of Moyo…
- [NTSB DCA15RA018](https://openairdocs.org/ntsb/DCA15RA018.md): Short Bros Shorts SD3 60 · Sint Maartin -Juliana, NT · Accident · 2 fatal · Foreign investigation · Oct 29, 2014 · N380MQ · Destroyed
  > import
- [NTSB ERA15LA028](https://openairdocs.org/ntsb/ERA15LA028.md): Piper PA-28-140 · Valley Point, WV · Accident · Serious injuries · Limited investigation · Final report · Oct 26, 2014 · N5601U · Substantial damage
  > Undetermined based on a lack of available information.
- [NTSB CEN15WA129](https://openairdocs.org/ntsb/CEN15WA129.md): Siai-Marchetti S.205 18R · Speck-Fehraltorf, Switzerland · Accident · No injuries · Foreign investigation · Oct 19, 2014 · N108MW · Substantial damage
- [NTSB CEN15TA019](https://openairdocs.org/ntsb/CEN15TA019.md): BAE Systems Hawk MK 67 · Oklahoma City, OK · Accident · No injuries · Final report · Oct 18, 2014 · N509XX · Substantial damage
  > The loss of directional control during the takeoff roll for reasons that could not be determined during postaccident examinations and testing.
- [NTSB CEN15CA065](https://openairdocs.org/ntsb/CEN15CA065.md): Hughes Aero Predator · Branson, MO · Accident · Serious injuries · Data collection · Final report · Oct 16, 2014 · N912AM · Substantial damage
  > The pilot's failure to maintain aircraft control when executing a landing with a tailwind, resulting in impact with a retaining wall.
- [NTSB WPR15LA001](https://openairdocs.org/ntsb/WPR15LA001.md): Gaston Thomas D Thunder Mustang · Council, ID · Accident · 1 fatal · Limited investigation · Final report · Oct 3, 2014 · N51TG · Destroyed
  > The pilot's failure to maintain control while maneuvering for landing following a loss of oil pressure. Contributing to the accident was foreign material contamination of the oil system due to improper maintenance.
- [NTSB ERA15LA001](https://openairdocs.org/ntsb/ERA15LA001.md): Air Command 582 · Monongahela, PA · Accident · 1 fatal · Limited investigation · Final report · Oct 1, 2014 · UNREG · Substantial damage
  > The amateur-built gyroplane’s collision with terrain for reasons that could not be determined based on the available information. Contributing to the accident was the pilot’s decision to conduct the flight without obtaining additional training.
- [NTSB CEN14LA504](https://openairdocs.org/ntsb/CEN14LA504.md): Saccio Thomas A Seawind 3000 · Bloomington, IN · Accident · 2 fatal · Limited investigation · Final report · Sep 18, 2014 · N516SW · Destroyed
  > An in-flight fire for reasons that could not be determined because the examination of the airplane did not reveal the source of the fire.
- [NTSB CEN15WA102](https://openairdocs.org/ntsb/CEN15WA102.md): Boeing PT-17 · San Jose, Guatemala · Accident · No injuries · Foreign investigation · Sep 14, 2014 · TG-JEN · Destroyed
  > On September 14, 2014, at 2314 coordinated universal time, a Boeing PT-17, Guatemalian registration TG-JEN, operated by KEHA S.A., was destroyed when it impacted water while performing aerobatic maneuvers near San Jose, Guatemala. The pilot was not injured.…
- [NTSB CEN14WA502](https://openairdocs.org/ntsb/CEN14WA502.md): Diamond Aircraft Ind DA 40 · Kulusuk, Greenland · Accident · 1 fatal · Foreign investigation · Sep 11, 2014 · N39SE · Substantial damage
  > On September 11, 2014, about 1600 coordinated universal time, a Diamond Aircraft Industries Inc. DA 40 airplane, N39SE, owned and operated by Milou 1 LLC, was substantially damaged when it impacted terrain near Kulusuk, Greenland. Visual meteorological…
- [NTSB DCA14WA181](https://openairdocs.org/ntsb/DCA14WA181.md): Agusta AW109 · La Mojonera, Mexico · Accident · 2 fatal · Foreign investigation · Sep 2, 2014 · XC-ALM · Destroyed
  > The government of Mexico has notified the NTSB of an accident involving a AgustaWestland AW109 helicopter that occurred on September 02, 2014. The NTSB has appointed a U.S. Accredited Representative to assist the government of Mexico's investigation under the…
- [NTSB CEN14WA478](https://openairdocs.org/ntsb/CEN14WA478.md): Cessna A185F · Baie-Comeau, Canada · Accident · 1 fatal · Foreign investigation · Sep 2, 2014 · N4446C · Substantial damage
- [NTSB DCA14WA159](https://openairdocs.org/ntsb/DCA14WA159.md): Fokker F27 - 50 · Mugumu, Tanzania · Accident · No injuries · Foreign investigation · Sep 1, 2014 · 5Y-SXP · Destroyed
- [NTSB CEN14FA468](https://openairdocs.org/ntsb/CEN14FA468.md): Schafer Rick W Foxtrot 4 · Abilene, TX · Accident · 2 fatal · Field investigation · Final report · Aug 31, 2014 · N729AR · Substantial damage
  > The pilot's decision to attempt a steep turn to return to the airport after reporting an emergency. The reason for the emergency could not be determined because postaccident examination of the airframe and engine did not reveal any mechanical anomalies that…
- [NTSB CEN14WA452](https://openairdocs.org/ntsb/CEN14WA452.md): Nasdalla Vans RV-7 · Modrava, Czechia · Accident · 1 fatal · Foreign investigation · Aug 23, 2014 · LN-DSF · Substantial damage
  > On August 23, 2014, an experimental amateur-built Nasdalla model Vans RV-7 airplane, Norwegian registration LN-DSF, serial number 71683, sustained substantial damage when it collided with wooded terrain within Šumava National Park, near Modrava, Czech…
- [NTSB ERA14FA396](https://openairdocs.org/ntsb/ERA14FA396.md): Mcdonnell Douglas Helicopter 369E · Northport, AL · Accident · 2 fatal · Field investigation · Final report · Aug 19, 2014 · N444RS · Substantial damage
  > An inadvertent collision with a utility wire for reasons that could not be determined from recorded data and examination of the helicopter and accident site.
- [NTSB CEN14WA531](https://openairdocs.org/ntsb/CEN14WA531.md): Piper PA-31 · Manan, Canada · Accident · 2 fatal · Foreign investigation · Aug 16, 2014 · C-GKWE · Substantial damage
- [NTSB CEN14LA415](https://openairdocs.org/ntsb/CEN14LA415.md): Bell 47G 2 · Jeanerette, LA · Accident · 1 fatal · Limited investigation · Final report · Aug 10, 2014 · N4690 · Destroyed
  > The pilot’s improper decision to operate an unairworthy helicopter, which resulted in a loss of control and subsequent impact with terrain.
- [NTSB ANC14FA062](https://openairdocs.org/ntsb/ANC14FA062.md): Piper PA-24-250 · Big Lake, AK · Accident · 1 fatal · Field investigation · Final report · Aug 10, 2014 · N5158P · Substantial damage
  > The pilot's impairment due to alcohol consumption, which resulted in his failure to maintain clearance from trees.
- [NTSB CEN14WA416](https://openairdocs.org/ntsb/CEN14WA416.md): Cessna 182P · Lake of the Woods, Canada · Accident · 3 fatal · Foreign investigation · Aug 8, 2014 · N1292S · Destroyed
- [NTSB CEN14WA407](https://openairdocs.org/ntsb/CEN14WA407.md): Socata TBM 700 · Saint Jean les Deux Jumeaux, France · Accident · 2 fatal · Foreign investigation · Aug 6, 2014 · N129AG · Destroyed
- [NTSB ERA14WA356](https://openairdocs.org/ntsb/ERA14WA356.md): Robinson R44 · Ivashka Township, Russia · Accident · 2 fatal · Foreign investigation · Jul 23, 2014 · RA-1975G · Substantial damage
  > On July 23, 2014, at 0809 Coordinated Universal Time (UTC), a Robinson R44, Russian registration RA-1975G, impacted the waters of the Ivashka River, under unknown circumstances, near Ivashka Township, Russia. The pilot and one passenger were fatally injured.…
- [NTSB CEN14WA394](https://openairdocs.org/ntsb/CEN14WA394.md): MD Helicopter 600N · Kungsangen, Sweden · Accident · No injuries · Foreign investigation · Jul 14, 2014 · SE-JKJ · Substantial damage
  > On July 14, 2014, at 1333 coordinated universal time, an MD Helicopters MD600N, SE-JKJ, was substantially damaged following an autorotation near Kungsängen, Stockholm, Sweden. The pilot was not injured. Visual meteorological conditions prevailed for the…
- [NTSB CEN14WA363](https://openairdocs.org/ntsb/CEN14WA363.md): Piper PA 28R-201T · Urtaca, France · Accident · 3 fatal · Foreign investigation · Jul 12, 2014 · N717ND · Destroyed
- [NTSB CEN14LA346](https://openairdocs.org/ntsb/CEN14LA346.md): Buckeye Dream Machine · Ansley, NE · Accident · 1 fatal · Limited investigation · Final report · Jul 8, 2014 · N4394V · No damage
  > The powered parachute's reduced takeoff performance in tailwind conditions for reasons that could not be determined because a postaccident examination of the airframe and engine did not reveal any preimpact anomalies that would have precluded normal…
- [NTSB ERA14LA325](https://openairdocs.org/ntsb/ERA14LA325.md): Piper PA 24-250 · Monroeville, AL · Accident · Minor injuries · Limited investigation · Final report · Jul 3, 2014 · N5923P · Substantial damage
  > A loss of engine power for reasons that could not be determined because postaccident examination of the engine and fuel system revealed no anomalies.

Next page: https://openairdocs.org/ntsb-events/000/sequence.md?page=30

## 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=29

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