# NTSB investigations, UT: Aircraft power plant

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 1 of 2 · 51 cases

## Latest cases

- [NTSB WPR25LA027](https://openairdocs.org/ntsb/WPR25LA027.md): Cirrus Design SR20 · St. George, UT · Accident · No injuries · Class 3 · Limited · Final report · Oct 28, 2024 · N27WF · Destroyed
  > A partial loss of power for reasons that could not be determined due to postimpact fire damage.
- [NTSB WPR24LA254](https://openairdocs.org/ntsb/WPR24LA254.md): Piper PA-34-220T · Roy, UT · Accident · Serious injuries · Class 3 · Limited · Final report · Jul 24, 2024 · N134MG · Substantial damage
  > The flight instructor’s decision to shut down an engine on an extended leg of the airport traffic pattern, which led to a loss of performance and inability to maintain altitude.
- [NTSB WPR24LA241](https://openairdocs.org/ntsb/WPR24LA241.md): Robinson Helicopter R44 II · Herriman, UT · Accident · No injuries · Class 3 · Limited · Final report · Jul 13, 2024 · N6960 · Substantial damage
  > A hard landing following a total loss of engine power due to fuel starvation as a result of the improper idle setting of the helicopter’s engine. Contributing to the loss of engine power was the instructor’s reduction of engine power past that recommended by…
- [NTSB WPR24LA161](https://openairdocs.org/ntsb/WPR24LA161.md): Aerospatiale SA315B · Hildale, UT · Accident · Minor injuries · Class 3 · Limited · Final report · May 27, 2024 · N57948 · Substantial damage
  > Maintenance personnel’s failure to properly secure the EGT thermocouples, which resulted in catastrophic overtemperature of the engine and a total loss of engine power.
- [NTSB WPR24LA127](https://openairdocs.org/ntsb/WPR24LA127.md): Schleicher Alexander ASH 26 E · Heber, UT · Accident · No injuries · Class 3 · Limited · Final report · Apr 21, 2024 · N644CC · Substantial damage
  > Reduced takeoff performance for reasons that could not be determined, which resulted in a forced landing.
- [NTSB WPR24LA064](https://openairdocs.org/ntsb/WPR24LA064.md): Diamond Aircraft Ind DA 40 · Spanish Fork, UT · Accident · No injuries · Class 3 · Limited · Final report · Dec 21, 2023 · N453DS · Substantial damage
  > Maintenance personnel’s improper installation of the left magneto, which resulted in oil starvation to the engine and a subsequent total loss of engine power.
- [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 WPR23LA278](https://openairdocs.org/ntsb/WPR23LA278.md): Aerospatiale AS-355E Twin Star · Farmington, UT · Accident · No injuries · Class 3 · Limited · Final report · Jul 19, 2023 · N102UM · Substantial damage
  > The premature failure of one of the No. 2 engine compressor bleed valve, which resulted in a partial loss of power to that engine.
- [NTSB WPR23LA134](https://openairdocs.org/ntsb/WPR23LA134.md): Harris Robert W Zenith CH 801 · Brigham City, UT · Accident · No injuries · Class 3 · Limited · Final report · Mar 11, 2023 · N639BH · Substantial damage
  > The pilot’s improper flare, which resulted in a hard landing following a reported loss of engine thrust for undetermined reasons.
- [NTSB WPR22LA363](https://openairdocs.org/ntsb/WPR22LA363.md): Robinson Helicopter R44 · Cedar City, UT · Accident · No injuries · Class 3 · Limited · Final report · Sep 30, 2022 · N297SU · Substantial damage
  > A partial loss of engine power due to a damaged cylinder intake valve and subsequent collision with terrain during an autorotation.
- [NTSB WPR22LA127](https://openairdocs.org/ntsb/WPR22LA127.md): Piper PA-32R-300 · St. George, UT · Accident · Serious injuries · Class 3 · Limited · Final report · Mar 24, 2022 · N111NW · Substantial damage
  > The total loss of engine power for undetermined reasons.
- [NTSB WPR22LA117](https://openairdocs.org/ntsb/WPR22LA117.md): Six Chuter Legend · Toquerville, UT · Accident · Serious injuries · Class 4 · Limited · Final report · Mar 2, 2022 · N290TQ · Destroyed
  > The pilot’s improper throttle input which resulted in a loss of engine power and subsequent impact with terrain.
- [NTSB WPR22LA080](https://openairdocs.org/ntsb/WPR22LA080.md): Walter Tachiki Tachiki 750 Cruzer · Spanish Fork, UT · Accident · Serious injuries · Class 3 · Limited · Final report · Jan 14, 2022 · N145WT · Substantial damage
  > A partial loss of engine power due to an obstructed catalytic converter, which most likely resulted from the pilot’s failure to properly repair or replace it after it was likely damaged during a previous incident. Contributing to the accident was the pilot’s…
- [NTSB WPR22LA046](https://openairdocs.org/ntsb/WPR22LA046.md): Vans RV10 · Hurricane, UT · Accident · Minor injuries · Class 3 · Limited · Final report · Nov 22, 2021 · N54CT · Substantial damage
  > The total loss of engine power due to a loose fuel line at the fuel servo outlet port.
- [NTSB WPR21FA243](https://openairdocs.org/ntsb/WPR21FA243.md): Feraca Edward M Searey LSX · Logan, UT · Accident · 1 fatal · Class 3 · Field · Final report · Jun 27, 2021 · N62EF · Substantial damage
  > The pilot’s loss of airplane control while maneuvering at a low altitude, which resulted in a collision with a house.
- [NTSB WPR21LA078](https://openairdocs.org/ntsb/WPR21LA078.md): Cessna P210N · Moab, UT · Accident · No injuries · Class 3 · Limited · Final report · Jan 2, 2021 · N833RT · Substantial damage
  > The pilot’s improper application of full throttle during takeoff, which resulted in loss of engine power due to an excessive fuel flow and overly rich fuel mixture.
- [NTSB WPR21LA079](https://openairdocs.org/ntsb/WPR21LA079.md): Piper PA-20-135 · Riverside, UT · Accident · No injuries · Class 4 · Limited · Final report · Jan 1, 2021 · N1571A · Substantial damage
  > A failure of the throttle control during a landing roll, which resulted in a loss of control and collision with a fence.
- [NTSB WPR21LA068](https://openairdocs.org/ntsb/WPR21LA068.md): Cirrus Design SR22 · Ogden, UT · Accident · Serious injuries · Class 3 · Limited · Final report · Dec 10, 2020 · N577CP · Substantial damage
  > The partial loss of engine power for reasons that cannot be determined due to lack of available evidence.
- [NTSB WPR20LA258](https://openairdocs.org/ntsb/WPR20LA258.md): Cessna T210 · Hanna, UT · Accident · Serious injuries · Class 3 · Limited · Final report · Aug 7, 2020 · N761RG · Substantial damage
  > The pilot’s failure to maintain sufficient airspeed after a partial loss of power for undetermined reasons, which resulted in an exceedance of the airplane’s critical angle of attack and an aerodynamic stall from which the pilot could not recover.
- [NTSB WPR20LA239](https://openairdocs.org/ntsb/WPR20LA239.md): Vans RV7 · Henefer, UT · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 26, 2020 · N514BS · Substantial damage
  > The total loss of engine power due to the separation of the idler gear shaft bolts as a result of improper installation, which allowed for the idler gear to become disengaged.
- [NTSB WPR20CA158](https://openairdocs.org/ntsb/WPR20CA158.md): Cessna P210 · Heber City, UT · Accident · No injuries · Class 4 · Data collection · Final report · May 31, 2020 · N5404W · Substantial damage
  > The pilots failure to switch the fuel pump to the 'OFF' position during landing, resulting in a loss of engine power and subsequent collision with a fence during landing. Contributing to the accident was a modified before landing checklist which omitted the…
- [NTSB WPR20LA145](https://openairdocs.org/ntsb/WPR20LA145.md): Czech Sport Sport Cruiser · Logan, UT · Accident · No injuries · Class 3 · Limited · Final report · Apr 22, 2020 · N802PS · Substantial damage
  > A partial loss of engine power during takeoff due to vapor lock.
- [NTSB WPR20LA116](https://openairdocs.org/ntsb/WPR20LA116.md): TL Ultralight Sro Stingsport · Hurricane, UT · Accident · No injuries · Class 3 · Limited · Final report · Mar 28, 2020 · N7997N · Substantial damage
  > A total loss of engine power due to the failure of the ignition system as a result of foreign object damage.
- [NTSB WPR20LA012](https://openairdocs.org/ntsb/WPR20LA012.md): Czech Sport Sportcruiser · Holden, UT · Accident · No injuries · Class 3 · Limited · Final report · Oct 23, 2019 · N204BF · Substantial damage
  > The fatigue failure of the No. 2 cylinder intake valve spring retainer due to air trapped in the lubrication system, which resulted in a total loss of engine power. Contributing to the severity of the damage was the improper deployment of the ballistic…
- [NTSB WPR19LA195](https://openairdocs.org/ntsb/WPR19LA195.md): Cessna T210 · Hurricane, UT · Accident · Serious injuries · Class 3 · Limited · Final report · Jul 15, 2019 · N6330N · Substantial damage
  > Maintenance personnel's improper installation of a throttle cable to the throttle body arm, which resulted in a throttle detachment during takeoff and subsequent loss of power. Contributing to the accident was the inadequate inspection of the throttle…
- [NTSB WPR19LA065](https://openairdocs.org/ntsb/WPR19LA065.md): Piper PA28 · Salt Lake City, UT · Accident · No injuries · Class 3 · Limited · Final report · Jan 15, 2019 · N1697J · Substantial damage
  > A partial loss of engine power due to the mechanic’s failure to properly secure the throttle lever locking nut and cotter pin.
- [NTSB WPR19LA010](https://openairdocs.org/ntsb/WPR19LA010.md): Piper PA46 · Hurricane, UT · Accident · Serious injuries · Limited investigation · Final report · Oct 21, 2018 · N413LL · Substantial damage
  > The mechanic’s failure to properly align the engine exhaust crossover pipe during replacement, and his supervisor’s failure to properly inspect the installation, which resulted in an in-flight fire and the loss of engine power.
- [NTSB WPR18LA136](https://openairdocs.org/ntsb/WPR18LA136.md): Cessna 182F · Boulder, UT · Accident · Minor injuries · Class 3 · Limited · Final report · Apr 28, 2018 · N3377U · Substantial damage
  > A partial loss of engine power for reasons that could not be determined due to the available evidence.
- [NTSB WPR18LA102](https://openairdocs.org/ntsb/WPR18LA102.md): Macdonald Craig MAC CUB · Ogden, UT · Accident · No injuries · Class 3 · Limited · Final report · Mar 5, 2018 · N669WH · Substantial damage
  > The pilot’s failure to use carburetor heat during the flight, which resulted in a partial loss of engine power due to carburetor icing.
- [NTSB WPR18LA009](https://openairdocs.org/ntsb/WPR18LA009.md): Barber Warren D Turbine Cubs P A 18 · Skull Valley, UT · Accident · No injuries · Limited investigation · Final report · Oct 15, 2017 · N181TJ · Substantial damage
  > The activation of the wheel brakes during landing, which resulted in a nose-over. The reason for the wheel brake activation could not be determined.
- [NTSB WPR17LA187](https://openairdocs.org/ntsb/WPR17LA187.md): Cessna 310I · Salt Lake City, UT · Accident · Minor injuries · Class 3 · Limited · Final report · Aug 24, 2017 · N8170M · Substantial damage
  > A loss of engine power for reasons that could not be determined based on the available information.
- [NTSB WPR17LA157](https://openairdocs.org/ntsb/WPR17LA157.md): Cirrus Design SR22 · Ogden, UT · Accident · No injuries · Class 3 · Limited · Final report · Jul 15, 2017 · N754AP · Substantial damage
  > The failure of the No. 4 cylinder exhaust valve head, which resulted in a total loss of engine power due to oil starvation.
- [NTSB WPR16LA129](https://openairdocs.org/ntsb/WPR16LA129.md): Burkes BR-1 · Brigham City, UT · Accident · No injuries · Class 3 · Limited · Final report · Jun 22, 2016 · N677DB · Substantial damage
  > A loss of engine power as a result of a failure of the primary and backup ignition system.
- [NTSB WPR15LA170](https://openairdocs.org/ntsb/WPR15LA170.md): Duenas Pulsar III · Hurricane, UT · Accident · Serious injuries · Limited investigation · Final report · May 29, 2015 · N747N · Substantial damage
  > An elevated oil temperature and subsequent total loss of engine power for reasons that could not be determined based on the available information.
- [NTSB WPR14LA118](https://openairdocs.org/ntsb/WPR14LA118.md): Cessna P210N · Bountiful, UT · Accident · No injuries · Limited investigation · Final report · Feb 23, 2014 · N18DP · Substantial damage
  > Fuel starvation due to the in-flight loosening of the fuel lines attached to the fuel flow indicator as a result of inadequate maintenance.
- [NTSB WPR14CA020](https://openairdocs.org/ntsb/WPR14CA020.md): L Goldner Zenith 701 · Milford, UT · Accident · No injuries · Data collection · Final report · Oct 17, 2013 · N67MG · Substantial damage
  > The pilot's improper decision to execute a precautionary landing to unsuitable terrain.
- [NTSB WPR13LA108](https://openairdocs.org/ntsb/WPR13LA108.md): Cessna 175B · Wellsville, UT · Accident · No injuries · Limited investigation · Final report · Feb 2, 2013 · N8125T · Substantial damage
  > A loss of engine power during cruise flight due to carburetor ice.
- [NTSB WPR12LA147](https://openairdocs.org/ntsb/WPR12LA147.md): Beech 35-C33 · St. George, UT · Accident · No injuries · Limited investigation · Final report · Mar 21, 2012 · N866P · Substantial damage
  > The total loss of engine power due to the loose mixture control arm.
- [NTSB WPR12FA001](https://openairdocs.org/ntsb/WPR12FA001.md): Vaughn Pulsar · West Jordan, UT · Accident · 2 fatal · Field investigation · Final report · Oct 4, 2011 · N91BV · Substantial damage
  > The pilot’s failure to maintain sufficient airspeed and airplane control while initiating a turn during the initial climb after takeoff in a high density altitude environment, above the airplane’s maximum allowable gross weight, and with an overly rich…
- [NTSB WPR11LA362](https://openairdocs.org/ntsb/WPR11LA362.md): Cessna 172S · Syracuse, UT · Accident · Minor injuries · Limited investigation · Final report · Aug 2, 2011 · N235GW · Substantial damage
  > The failure of the maintenance technicians who installed the engine to properly tighten the fuel injection servo to a spider supply line, which caused a loss of engine power due to fuel starvation.
- [NTSB WPR11LA315](https://openairdocs.org/ntsb/WPR11LA315.md): Beech V35B · Oljato, UT · Accident · No injuries · Limited investigation · Final report · Jul 7, 2011 · N1735W · Substantial damage
  > The pilot’s failure to follow the airplane manufacturer’s mixture setting guidance while landing in high density altitude conditions.
- [NTSB WPR11CA189](https://openairdocs.org/ntsb/WPR11CA189.md): Robinson Helicopter R22 Beta · Salt Lake City, UT · Accident · Minor injuries · Data collection · Final report · Apr 6, 2011 · N268SH · Substantial damage
  > The student pilot's inadvertent action of pulling out the engine's mixture control lever to idle cutoff that resulted in a complete loss of engine power.
- [NTSB WPR11FA147](https://openairdocs.org/ntsb/WPR11FA147.md): Neefjes Lancair 360 MK-II · Milford, UT · Accident · 1 fatal · Field investigation · Final report · Feb 27, 2011 · N989TT · Substantial damage
  > The pilot's loss of control of the airplane due to spatial disorientation after inadvertently entering instrument meteorological conditions. Contributing to the accident were the pilot's inadequate preflight preparation, his en route decision-making, and his…
- [NTSB WPR10LA310](https://openairdocs.org/ntsb/WPR10LA310.md): Rice KR-2 · Richfield, UT · Accident · Serious injuries · Limited investigation · Final report · Jun 23, 2010 · N44729 · Substantial damage
  > A loss of engine power during initial climb due to a carburetor malfunction.
- [NTSB WPR10LA302](https://openairdocs.org/ntsb/WPR10LA302.md): Piper PA-28-140 · Richfield, UT · Accident · No injuries · Limited investigation · Final report · Jun 4, 2010 · N3922K · Substantial damage
  > The pilot’s decision to operate the unairworthy airplane with suspected performance deficiencies in a high density altitude and the subsequent partial loss of engine power due to low compression.
- [NTSB WPR10LA232](https://openairdocs.org/ntsb/WPR10LA232.md): Robinson Helicopter R22 Beta · Mendon, UT · Accident · No injuries · Limited investigation · Final report · May 7, 2010 · N393LE · Substantial damage
  > A loss of engine power due to a failure of the magnetos as a result of inadequate maintenance.
- [NTSB WPR09LA382](https://openairdocs.org/ntsb/WPR09LA382.md): Stinson 108-2 · Salt Lake City, UT · Accident · Minor injuries · Limited investigation · Final report · Aug 3, 2009 · N373C · Substantial damage
  > A total loss of engine power during cruise flight due to the failure of the crankshaft gear.
- [NTSB WPR09CA303](https://openairdocs.org/ntsb/WPR09CA303.md): Cessna A188B · Ogden, UT · Accident · No injuries · Data collection · Final report · Jun 20, 2009 · N731GE · Substantial damage
  > A partial loss of engine power due to the number one cylinder air induction tube becoming disconnected for undetermined reasons.
- [NTSB WPR09CA006](https://openairdocs.org/ntsb/WPR09CA006.md): Cessna 210-5(205) · Payson, UT · Accident · No injuries · Data collection · Final report · Oct 9, 2008 · N8374Z · Substantial damage
  > The total loss of engine power during cruise flight for undetermined reasons. Contributing to the accident were a dark night and a cherry orchard at the location where the pilot executed the forced landing.
- [NTSB LAX08LA240](https://openairdocs.org/ntsb/LAX08LA240.md): Cessna 172M · Bountiful, UT · Accident · Minor injuries · Limited investigation · Final report · Jul 22, 2008 · N7672 · Substantial damage
  > A partial loss of engine power for undetermined reasons.

Next page: https://openairdocs.org/ntsb-findings/0105/cases.md?state=UT&page=2

## 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."eventStateOrRegion" = 'UT' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '0105'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-findings/0105/cases?state=UT

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