NTSB investigations: Lycoming 0-320 series, UT
149 cases on aircraft whose registry engine model is Lycoming 0-320 series. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases per year
| 1964 | 3 |
|---|---|
| 1965 | 2 |
| 1966 | 2 |
| 1967 | 2 |
| 1968 | 4 |
| 1969 | 5 |
| 1970 | 3 |
| 1971 | 2 |
| 1972 | 1 |
| 1973 | 1 |
| 1974 | 2 |
| 1975 | 4 |
| 1976 | 4 |
| 1977 | 1 |
| 1978 | 2 |
| 1979 | 3 |
| 1980 | 5 |
| 1981 | 3 |
| 1982 | 1 |
| 1984 | 2 |
| 1985 | 4 |
| 1986 | 4 |
| 1987 | 1 |
| 1988 | 4 |
| 1990 | 2 |
| 1991 | 2 |
| 1992 | 1 |
| 1993 | 4 |
| 1994 | 2 |
| 1995 | 2 |
| 1996 | 3 |
| 1997 | 4 |
| 1998 | 3 |
| 1999 | 3 |
| 2000 | 2 |
| 2001 | 2 |
| 2002 | 5 |
| 2003 | 2 |
| 2004 | 5 |
| 2006 | 2 |
| 2007 | 3 |
| 2008 | 5 |
| 2009 | 1 |
| 2010 | 2 |
| 2011 | 4 |
| 2012 | 1 |
| 2013 | 2 |
| 2014 | 2 |
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 1 |
| 2026 | 3 |
Where
Open the mapLatest cases
Query with SQL
duckdb -csv -c "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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41508'))
ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41508'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB WPR26LA285Accident · Serious injuriesClass 3 · LimitedPreliminary reportCessna 172 · Layton, UTOn July 30, 2026, at 2356 mountain daylight time, a Cessna 172M airplane, N9650V, was substantially damaged when it was involved in an accident near Layton, Utah. The flight instructor was seriously injured, and the private pilot sustained minor injuries. The…NTSB WPR26LA174Accident · Minor injuriesClass 4 · LimitedFinal reportAmerican Champion 7GCBC · Big Water, UTThe pilot’s failure to maintain adequate airspeed and exceedance of the airplanes critical angle of attack while maneuvering at a low altitude, which resulted in a subsequent stall and impact with trees during stall recovery.NTSB WPR26LA132Accident · No injuriesClass 3 · LimitedPreliminary reportPiper PA-28-140 · West Valley City, UTOn March 21, 2026, about 1610 mountain daylight time, a Piper PA-28-140, N7328J, was substantially damaged when it was involved in an accident near West Valley City, Utah. The pilot and passenger were not injured. The airplane was operated as a Title 14 Code…NTSB WPR25LA142Accident · No injuriesClass 4 · LimitedFinal reportPiper PA28 · West Jordan, UTThe pilot's failure to maintain directional control during takeoff. Contributing to the accident was the pilot inadvertently using a runway that resulted in a tailwind condition and the flight instructors delayed remedial action.NTSB WPR25LA056Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA-12 · Marysvale, UTThe pilot’s failure to maintain clearance from snow covered terrain while maneuvering at low altitude.NTSB ANC24LA034Accident · Minor injuriesClass 4 · LimitedFinal reportBellanca 7GCBC · Wellsville, UTThe pilot's improper landing flare and subsequent improper recovery from a bounced landing, which resulted in a nose over.NTSB WPR24FA002Accident · 4 fatalClass 3 · FieldFinal reportPiper PA-28-140 · Moab, UTThe 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 WPR23LA114Accident · No injuriesClass 4 · LimitedFinal reportCessna 172K · Ephraim, UTThe pilot’s improper landing flare and loss of directional control.NTSB WPR22LA161Accident · Minor injuriesClass 4 · LimitedFinal reportCessna 172I · Blanding, UTThe pilot’s improper landing flare which, resulted in a bounced landing and loss of airplane control during an aborted landing in gusty wind conditions.NTSB WPR21LA319Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-28-140 · Panguitch, UTThe airplane’s inability to maintain altitude during the initial climb due to a degradation in the airplane’s performance due to high-density altitude conditions. Contributing to the accident was the pilot’s failure to conduct preflight performance planning…NTSB WPR21FA231Accident · 2 fatalClass 3 · FieldFinal reportPiper PA-28-140 · Rush Valley, UTThe pilot’s misidentification of a mountain pass at night, which resulted in controlled flight into terrain. Contributing to the accident were the pilot’s overconfidence based on her previous aviation experience and fatigue due to both the time of the flight…NTSB WPR21LA112Accident · No injuriesClass 4 · LimitedFinal reportMaule M-5-180C · Price, UTThe pilot’s failure to maintain directional control during the takeoff roll, which resulted in a ground loop, runway excursion and collision with terrain.NTSB WPR20LA203Accident · 4 fatalClass 3 · LimitedFinal reportCessna 172 · Alpine, UTThe pilot’s exceedance of the airplane’s critical angle-of-attack while maneuvering in a canyon, which resulted in a loss of airplane control.NTSB WPR20CA134Accident · Minor injuriesData collectionFinal reportPiper PA18 · Bountiful, UTThe pilot's failure to maintain directional control during the landing roll in gusting wind conditions, which resulted in a roll-over.NTSB WPR19LA065Accident · No injuriesClass 3 · LimitedFinal reportPiper PA28 · Salt Lake City, UTA partial loss of engine power due to the mechanic’s failure to properly secure the throttle lever locking nut and cotter pin.NTSB GAA18CA553Accident · Minor injuriesData collectionFinal reportPiper PA28 · Spanish Fork, UTThe student pilot’s failure to maintain the runway heading during takeoff and the flight instructor’s decision to conduct primary flight instruction in an airplane without dual controls.NTSB WPR18FA063Accident · 2 fatalField investigationFinal reportCessna 172M · Ogden, UTThe pilot's failure to maintain clearance from the water while flying over a lake with glassy surface conditions. Contributing to the accident was the pilot's use of three impairing medications.NTSB GAA17CA276Accident · No injuriesData collectionFinal reportCessna 172 · Monument Valley, UTThe pilot’s improper landing flare, which resulted in a bounced landing.NTSB GAA16CA358Accident · No injuriesData collectionFinal reportCessna 172 · Bountiful, UTThe pilot's decision to fly into a canyon without sufficient room to reverse course if necessary, which resulted in an emergency landing, loss of directional control, collision with terrain, and a post-crash fire.NTSB GAA15CA156Accident · No injuriesData collectionFinal reportCessna 172N · Vernal, UTThe pilot's failure to maintain directional control during landing in crosswind conditions, which resulted in a runway excursion and an impact with an airport sign.NTSB WPR14CA228Accident · No injuriesData collectionFinal reportPiper PA 18A 150 · Leeds, UTThe pilot's failure to confirm the flaps had been retracted during takeoff, which resulted in a loss of lift and subsequent collision with terrain.NTSB WPR14FA183Accident · 2 fatalField investigationFinal reportCessna 150 - F · Santa Clara, UTThe flight instructor’s failure to arrest the airplane’s descent and maintain clearance from mountainous terrain while maneuvering at a low altitude.NTSB WPR13LA307Accident · Serious injuriesLimited investigationFinal reportBoson RV-4 · Hurricane, UTThe pilot’s incorrect approach/descent path with a tailwind, which resulted in a long landing at an excessive groundspeed and a subsequent runway excursion.NTSB WPR13FA294Accident · 1 fatalField investigationFinal reportCessna 172 · Birdseye, UT***This report was modified on August 18, 2015. Please see the docket for this accident to view the original report.*** The operator's improper installation of a supplemental electrical power supply, which caused a short circuit due to inadequate vibration…NTSB WPR12LA198Accident · Minor injuriesLimited investigationFinal reportCessna 177A · Hanksville, UTThe pilot’s failure to maintain adequate airspeed while maneuvering at a low altitude in high density altitude conditions, which resulted in the airplane’s inability to climb or maintain clearance from terrain.NTSB WPR11FA450Accident · 1 fatalField investigationFinal reportCone James A RV-6A · West Jordan, UTThe pilot’s execution of an abrupt maneuver, likely to avoid birds, which resulted in a stall and spin.NTSB WPR11CA449Accident · No injuriesData collectionFinal reportCessna 172M · Wendover, UTThe pilot's selection of unsuitable terrain for landing, which resulted in a nose over.NTSB WPR11FA429Accident · 1 fatalField investigationFinal reportBrewster LONG-EZ · Kanab, UTThe pilot's loss of airplane control during cruise flight.NTSB WPR11LA175Accident · Serious injuriesLimited investigationFinal reportCessna 172N · Spanish Fork, UTThe student pilot's inadequate compensation for the gusting wind, which resulted in a loss of airplane control during landing. Contributing to the accident was the pilot's decision to depart with a high gusting wind.NTSB WPR10LA302Accident · No injuriesLimited investigationFinal reportPiper PA-28-140 · Richfield, UTThe 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 WPR10LA207Accident · No injuriesLimited investigationFinal reportPiper PA-22-160 · Fruitland, UTThe pilot’s improper landing flare.NTSB WPR09CA136Accident · No injuriesData collectionFinal reportPiper PA-22-160 · Ogden, UTThe loss of directional control during the landing roll due to the separation of the tailwheel spring retaining clip for unknown reasons.NTSB LAX08CA297Accident · Minor injuriesData collectionFinal reportBellanca 7GCBC · American Fork, UTThe pilot's selection of an inadequate altitude to enter a box canyon, which resulted in an in-flight collision with terrain.NTSB LAX08LA240Accident · Minor injuriesLimited investigationFinal reportCessna 172M · Bountiful, UTA partial loss of engine power for undetermined reasons.NTSB LAX08CA232Accident · No injuriesData collectionFinal reportPiper PA-22-150 · Ogden, UTThe pilot's failure to maintain directional control of the airplane during landing.NTSB SEA08LA160Accident · Serious injuriesLimited investigationFinal reportPiper PA-28-140 · East Carbon, UTThe pilot's inadequate in-flight planning and decision to continue flight into a canyon area with questionable aircraft performance. Contributing to the accident was the lack of suitable terrain for the precautionary landing and a high density altitude…NTSB LAX08CA074Accident · Minor injuriesData collectionFinal reportCessna 172M · Richfield, UTThe pilot's improper use of the flight controls and failure to maintain directional control.NTSB SEA08CA004Accident · No injuriesData collectionFinal reportPiper PA 28-151 · Salt Lake City, UTThe leak at the fuel line fitting, which resulted in a fire during engine start.NTSB SEA07LA251Accident · No injuriesLimited investigationFinal reportCessna 172M · Thompson, UTThe pilot's failure to maintain terrain clearance while maneuvering in a box canyon.NTSB LAX07CA201Accident · No injuriesData collectionFinal reportCessna 172K · Newcastle, UTThe pilot's inadequate compensation for the gusty and crosswind condition, and his failure to maintain control of the airplane during takeoff.NTSB SEA07FA012Accident · 1 fatalField investigationFinal reportCessna 172M · Escalante, UTThe pilot's failure to maintain aircraft control. Contributing factors were the pilot's lack of experience of flying on instruments on a dark night and in rainy weather.NTSB SEA06CA181Accident · No injuriesData collectionFinal reportCessna 172M · Moab, UTThe pilot's failure to obtain current NOTAMS which resulted in an on-ground collision with a construction berm while landing.NTSB DEN04LA147Accident · Minor injuriesLimited investigationFinal reportCessna 172 · Provo, UTthe pilot's premature liftoff which resulted in failure to attain airspeed which resulted in a stall.NTSB DEN04LA123Accident · Serious injuriesLimited investigationFinal reportCessna 172P · Spanish Fork, UTthe pilot's improper inflight planning and decision making, and his failure to maintain terrain clearance. Contributing factors were his intentional low altitude flight and maneuvering, the aircraft's climb performance being exceeded, and the trees.NTSB DEN04LA114Accident · No injuriesLimited investigationFinal reportCessna 172N · Hurricane, UTthe student pilot's failure to maintain aircraft control during the landing. Contributing factors include the crosswind, the wind gusts, and the exceeded maximum demonstrated crosswind component.NTSB DEN04LA069Accident · Minor injuriesLimited investigationFinal reportBranham Vans RV-6 · Paragonah, UTThe pilot's inadequate preflight and in-flight planning/decision which resulted in fuel exhaustion and the loss of engine power. The berm and the pilot not stopping to refuel the airplane were contributing factors.NTSB DEN04LA046Accident · No injuriesLimited investigationFinal reportPiper PA-28-151 · Bountiful, UTthe pilot's failure to maintain aircraft control and adequate visual outlook during the landing flare. Contributing factors include the pilot's lack of recent experience, the snow bank, and the snow-covered runway.NTSB DEN03LA145Accident · No injuriesLimited investigationFinal reportR. I. Woods Bushby Mustang II · Logan, UTthe pilot's failure to maintain aircraft control, and his inadequate recovery from the bounced landing. A contributing factor was the wind gust.NTSB DEN03LA093Accident · No injuriesLimited investigationFinal reportPiper PA-28-150 · Price, UTthe pilot's failure to maintain directional control and his inadequate compensation for the wind condition. A related factor was the crosswind.NTSB DEN02LA077Accident · No injuriesLimited investigationFinal reportCessna 150L · Hurricane, UTpilot's failure to maintain directional control during landing roll, resulting in an inadvertent ground loop.