# NTSB investigations, 2023, UT

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.

## Latest cases

- [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 WPR24FA035](https://openairdocs.org/ntsb/WPR24FA035.md): Cessna 172G · Provo, UT · Accident · 2 fatal · Class 3 · Field · Final report · Nov 14, 2023 · N3971L · Substantial damage
  > The pilot's exceedance of the airplane's critical angle of attack during a chandelle maneuver, which resulted in an aerodynamic stall and descent into trees and terrain. Contributing to the accident was the pilot’s decision to maneuver into a canyon and…
- [NTSB WPR24FA024](https://openairdocs.org/ntsb/WPR24FA024.md): Cessna T206H · Orangeville, UT · Accident · 1 fatal · Class 3 · Field · Final report · Oct 27, 2023 · N915DV · Substantial damage
  > The pilot's controlled flight into mountainous terrain for reasons that could not be determined.
- [NTSB WPR24LA026](https://openairdocs.org/ntsb/WPR24LA026.md): Zlin Aviation Sro Savage · Fairfield, UT · Accident · No injuries · Class 4 · Limited · Final report · Oct 13, 2023 · N866SA · Substantial damage
  > The pilot’s failure to maintain airplane control during the landing, which resulted in a ground loop.
- [NTSB WPR24LA016](https://openairdocs.org/ntsb/WPR24LA016.md): Maule M-7-235C · Provo, UT · Accident · No injuries · Class 4 · Limited · Final report · Oct 12, 2023 · N235PR · Substantial damage
  > The pilot’s failure to maintain directional control during landing.
- [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 WPR24FA002](https://openairdocs.org/ntsb/WPR24FA002.md): Piper PA-28-140 · Moab, UT · Accident · 4 fatal · Class 3 · Field · Final report · Oct 2, 2023 · N7153R · Substantial damage
  > The pilot’s loss of visual reference to the horizon while departing during dark night, which resulted in the pilot experiencing spatial disorientation and subsequent controlled flight into terrain.
- [NTSB WPR23LA358](https://openairdocs.org/ntsb/WPR23LA358.md): Cirrus Design SR20 · Salt Lake City, UT · Accident · No injuries · Class 4 · Limited · Final report · Sep 27, 2023 · N190BM · Substantial damage
  > The student pilot’s failure to maintain directional control during landing.
- [NTSB WPR23LA353](https://openairdocs.org/ntsb/WPR23LA353.md): Cessna 180K · Monument Valley, UT · Accident · No injuries · Class 4 · Limited · Final report · Sep 21, 2023 · N63130 · Substantial damage
  > The pilot’s failure to maintain directional control after encountering a wind gust on the landing roll, which resulted in a ground loop.
- [NTSB WPR23LA343](https://openairdocs.org/ntsb/WPR23LA343.md): Boeing A75N1(PT17) · Monticello, UT · Accident · Minor injuries · Class 3 · Limited · Final report · Sep 13, 2023 · N10KP · Substantial damage
  > A partial loss of engine power for reasons that could not be determined.
- [NTSB WPR23LA329](https://openairdocs.org/ntsb/WPR23LA329.md): Piper PA-28-180 · Kanab, UT · Accident · No injuries · Class 3 · Limited · Final report · Aug 30, 2023 · N33094 · Substantial damage
  > The pilot's decision to take off in high density altitude conditions, which resulted in a loss of control and subsequent impact with terrain.
- [NTSB WPR23LA324](https://openairdocs.org/ntsb/WPR23LA324.md): Diamond DA20 · Fairfield, UT · Accident · No injuries · Class 4 · Limited · Final report · Aug 23, 2023 · N989PA · Substantial damage
  > The flight pilots improper fuel management, which resulted a total loss of engine power, and impact with terrain during an off-airport landing. Contributing to the accident was the flight instructor’s failure to follow the airplane checklist.
- [NTSB WPR23FA323](https://openairdocs.org/ntsb/WPR23FA323.md): Hensler Howard Cassutt · West Jordan, UT · Accident · 1 fatal · Class 3 · Field · Final report · Aug 23, 2023 · N6291N · Substantial damage
  > A loss of control during the initial climb for reasons that could not be determined.
- [NTSB WPR23LA319](https://openairdocs.org/ntsb/WPR23LA319.md): Cessna 180J · Moab, UT · Accident · No injuries · Class 4 · Limited · Final report · Aug 15, 2023 · N9977N · Substantial damage
  > The pilot’s loss of directional control during landing, which resulted in a ground loop.
- [NTSB WPR23LA308](https://openairdocs.org/ntsb/WPR23LA308.md): Piper PA-28-180 · Ritchfield, UT · Accident · No injuries · Class 4 · Limited · Final report · Aug 8, 2023 · N8823J · Substantial damage
  > The pilot’s improper preflight planning that resulted in the loss of engine power due to fuel exhaustion.
- [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 WPR23LA260](https://openairdocs.org/ntsb/WPR23LA260.md): Cessna 170B · Fremont Island, UT · Accident · No injuries · Class 4 · Limited · Final report · Jul 7, 2023 · N1664D · Substantial damage
  > The pilot undergoing instruction’s excessive application of asymmetrical braking during landing, which resulted in a ground loop.
- [NTSB WPR23LA240](https://openairdocs.org/ntsb/WPR23LA240.md): Cessna 140 · Cedar Mountain, UT · Accident · No injuries · Class 4 · Limited · Final report · Jun 25, 2023 · N2358V · Substantial damage
  > The pilot’s decision to depart with a high density altitude, which degraded the airplane’s climb performance and resulted in an impact with trees.
- [NTSB WPR23LA228](https://openairdocs.org/ntsb/WPR23LA228.md): Benoit Leclair Rans S-7S · Bryce Canyon, UT · Accident · No injuries · Class 4 · Limited · Final report · Jun 9, 2023 · N56QC · Substantial damage
  > The pilot's failure to maintain control of the airplane during the landing roll and subsequent impact with terrain during go-around.
- [NTSB WPR23LA220](https://openairdocs.org/ntsb/WPR23LA220.md): Piper PA-30 · Nephi, UT · Accident · No injuries · Class 3 · Limited · Final report · Jun 8, 2023 · N7318Y · Substantial damage
  > A total loss of engine power due to fuel contamination as a result of the inadequate removal of fuel system corrosion during previous maintenance.
- [NTSB WPR23LA203](https://openairdocs.org/ntsb/WPR23LA203.md): Piper PA-28-181 · West Jordan, UT · Accident · No injuries · Class 3 · Limited · Final report · May 29, 2023 · N456Y · Substantial damage
  > Loss of engine power due to fuel starvation as a result of the mechanic’s failure to properly secure the fuel system gascolator strainer bowl.
- [NTSB WPR23LA204](https://openairdocs.org/ntsb/WPR23LA204.md): Cessna 175A · Enterprise, UT · Accident · No injuries · Class 4 · Limited · Final report · May 28, 2023 · N5089 · Substantial damage
  > The pilot’s inability to maintain altitude during an initial climbout in mountainous terrain after encountering a suspected downdraft.
- [NTSB WPR23LA194](https://openairdocs.org/ntsb/WPR23LA194.md): Cubcrafters CCX-2300 · Spanish Fork, UT · Accident · No injuries · Class 4 · Limited · Final report · May 21, 2023 · N668LD · Substantial damage
  > The pilot's decision to attempt an unfamiliar takeoff technique, his failure to maintain pitch control during takeoff, and his subsequent decision to retract flaps at a low altitude, which resulted in a descent into a building.
- [NTSB WPR23LA191](https://openairdocs.org/ntsb/WPR23LA191.md): Robinson Helicopter R22 · Spanish Fork, UT · Accident · No injuries · Class 4 · Limited · Final report · May 15, 2023 · N227WM · Substantial damage
  > The instructor pilot’s improper landing flare during a straight-in autorotation, which resulted in a hard landing.
- [NTSB WPR23LA149](https://openairdocs.org/ntsb/WPR23LA149.md): Stevens Kelly C RV-7 · Morgan, UT · Accident · No injuries · Class 3 · Limited · Final report · Apr 9, 2023 · N17NK · Substantial damage
  > The pilot/builder improperly torqued the propeller attachment bolts while reinstalling the propeller, which resulted in the fatigue failure of the bolts and the separation of the propeller assembly.
- [NTSB WPR23LA147](https://openairdocs.org/ntsb/WPR23LA147.md): Robinson Helicopter R22 Beta · Midway, UT · Accident · No injuries · Class 4 · Limited · Final report · Apr 8, 2023 · N7530D · Substantial damage
  > The pilot’s failure to maintain aircraft control during a pinnacle landing that resulted in a hard landing and subsequent roll over.
- [NTSB WPR23LA136](https://openairdocs.org/ntsb/WPR23LA136.md): Cessna 177RG · Spanish Fork, UT · Accident · No injuries · Class 3 · Limited · Final report · Mar 15, 2023 · N2572V · Substantial damage
  > The retraction of the main landing gear for undetermined reasons.
- [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 WPR23LA126](https://openairdocs.org/ntsb/WPR23LA126.md): Trendak Taurus · Strawberry Reservoir, UT · Accident · Minor injuries · Class 4 · Limited · Final report · Mar 11, 2023 · N553AT · Substantial damage
  > The pilot’s failure to maintain clearance from the snow-covered lake while flying at a low altitude.
- [NTSB WPR23LA114](https://openairdocs.org/ntsb/WPR23LA114.md): Cessna 172K · Ephraim, UT · Accident · No injuries · Class 4 · Limited · Final report · Feb 24, 2023 · N84717 · Substantial damage
  > The pilot’s improper landing flare and loss of directional control.
- [NTSB WPR23LA109](https://openairdocs.org/ntsb/WPR23LA109.md): Stinson 108-1 · Morgan, UT · Accident · No injuries · Class 4 · Limited · Final report · Feb 12, 2023 · N8135K · Substantial damage
  > The pilot’s failure to maintain directional control during landing.
- [NTSB WPR23LA103](https://openairdocs.org/ntsb/WPR23LA103.md): Piper PA-12 · Porterville, UT · Accident · Minor injuries · Class 4 · Limited · Final report · Feb 4, 2023 · N3969B · Substantial damage
  > The pilot’s failure to maintain clearance from snow covered terrain while maneuvering at low altitude.
- [NTSB WPR23LA099](https://openairdocs.org/ntsb/WPR23LA099.md): Beech C23 · Rich County, UT · Accident · No injuries · Class 4 · Limited · Final report · Jan 25, 2023 · N23FD · Substantial damage
  > The pilot’s inability to maintain altitude following an encounter with turbulence and adverse wind conditions.
- [NTSB WPR23FA083](https://openairdocs.org/ntsb/WPR23FA083.md): Piper PA-34-220T · New Harmony, UT · Accident · 1 fatal · Class 3 · Field · Final report · Jan 4, 2023 · N814WT · Destroyed
  > The pilot’s decision to continue visual flight rules flight into instrument meteorological conditions, which resulted in a loss of airplane control due to spatial disorientation.
- [NTSB WPR23FA080](https://openairdocs.org/ntsb/WPR23FA080.md): Embraer Executive EMB-505 · Provo, UT · Accident · 1 fatal · Class 3 · Field · Final report · Jan 2, 2023 · N555NR · Substantial damage
  > The pilot’s failure to deice the airplane before takeoff in weather conditions conducive to ice accumulation, which resulted in an ice-contaminated wing and subsequent stall during takeoff.

## 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 year(c."eventDate") = 2023
  AND c."eventStateOrRegion" = 'UT' AND c."eventCountry" = 'USA'
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?state=UT&year=2023

---
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.
