NTSB investigations: Lycoming 0-320 series, CO
416 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 | 5 |
|---|---|
| 1965 | 6 |
| 1966 | 9 |
| 1967 | 9 |
| 1968 | 15 |
| 1969 | 14 |
| 1970 | 15 |
| 1971 | 10 |
| 1972 | 6 |
| 1973 | 9 |
| 1974 | 14 |
| 1975 | 9 |
| 1976 | 11 |
| 1977 | 10 |
| 1978 | 12 |
| 1979 | 10 |
| 1980 | 8 |
| 1981 | 9 |
| 1982 | 7 |
| 1983 | 10 |
| 1984 | 6 |
| 1985 | 6 |
| 1986 | 2 |
| 1987 | 6 |
| 1988 | 9 |
| 1989 | 7 |
| 1990 | 6 |
| 1991 | 13 |
| 1992 | 8 |
| 1993 | 5 |
| 1994 | 5 |
| 1995 | 6 |
| 1996 | 7 |
| 1997 | 9 |
| 1998 | 7 |
| 1999 | 10 |
| 2000 | 4 |
| 2001 | 7 |
| 2002 | 11 |
| 2003 | 3 |
| 2004 | 8 |
| 2005 | 3 |
| 2006 | 5 |
| 2007 | 5 |
| 2008 | 6 |
| 2009 | 3 |
| 2010 | 2 |
| 2011 | 2 |
| 2012 | 3 |
| 2013 | 5 |
| 2014 | 3 |
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 10 |
| 2019 | 1 |
| 2020 | 4 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 4 |
| 2025 | 5 |
| 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\" = 'CO' 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" = 'CO' 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 CEN27LA003Accident · No injuriesClass 3 · LimitedPreliminary reportSocata TB 9 Tampico · Loveland, COOn October 13, 2026, at 1412 mountain daylight time, a Socata TB 9 Tampico, N167GT, sustained substantial damage when it was involved in an accident near Loveland, Colorado. The private pilot and a passenger were uninjured. The airplane was operated as a…NTSB ANC26LA027Accident · No injuriesClass 4 · LimitedFinal reportCessna 172P · Centennial, COThe student pilot’s failure to maintain adequate airspeed during the flare which resulted in the airplane exceeding its critical angle of attack and aerodynamic stall at a low altitude and loss of airplane control.NTSB CEN26LA151Accident · No injuriesClass 4 · LimitedFinal reportChampion 7GCB · Colorado Springs, COThe pilot’s failure to maintain directional control of the airplane during takeoff in gusty wind conditions, which resulted in a hard landing.NTSB WPR25FA268Accident · 1 fatalClass 3 · FieldPreliminary reportCessna 172M · Fort Morgan, COOn August 31, 2025, about 1040 mountain daylight time, a Cessna 172M, N61657, and an Extra Flugzeugproduktions-UND EA 300/LC, N330AN, were both destroyed when they collided midair near Fort Morgan, Colorado. The pilot and safety pilot of the Cessna received…NTSB CEN25LA332Accident · No injuriesClass 4 · LimitedFinal reportCessna 172 · Air Force Academy, COThe student pilot’s failure to perform an adequate preflight inspection.NTSB CEN25LA236Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Meeker, COThe student pilot’s failure to maintain directional control during landing. Contributing to the accident was the flight instructor’s delayed remedial action.NTSB CEN25LA168Accident · No injuriesClass 3 · LimitedFinal reportCessna 172N · Longmont, COThe disconnected throttle control that resulted in a loss of engine power due to improper maintenance.NTSB CEN25LA146Accident · No injuriesClass 4 · LimitedFinal reportPiper PA28 · Ault, COThe flight instructor’s failure to maintain terrain clearance during an attempted go-around, which resulted in a collision with a fence post.NTSB CEN25LA027Accident · No injuriesClass 4 · LimitedFinal reportCessna 172P · Falcon, COThe student pilot’s failure to maintain aircraft control and the flight instructor’s delayed remedial action during takeoff, which resulted in a collision with a taxiway sign.NTSB CEN24LA373Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Delta, COThe pilot’s loss of aircraft control during a bounced landing and go-around, during which the right main landing gear struck a large rock, which damaged it such that it collapsed during the following landing, which caused the airplane to impact the ground…NTSB CEN24LA362Accident · Serious injuriesClass 3 · LimitedFinal reportCessna 172N · Arboles, COA loss of engine power due to carburetor ice.NTSB CEN24LA344Accident · Serious injuriesClass 3 · LimitedFinal reportBellanca 7GCAA · Rifle, COA total loss of engine power for undetermined reasons.NTSB CEN23LA085Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Brush, COThe pilot’s failure to maintain directional control during the landing roll with strong gusty surface winds.NTSB CEN22LA414Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 172M · Fort Collins, COThe pilot’s failure to maintain clearance from rising terrain while intentionally maneuvering the airplane at low altitudes, which resulted in substantial damage to the fuselage and both wings.NTSB CEN22LA362Accident · No injuriesClass 3 · LimitedFinal reportCessna 172N · Longmont, COThe flight instructor’s failure to properly supervise the student pilot, which resulted in a continued unstablized approach for landing, and the instructor’s delayed recovery that resulted in a loss of control and impact with terrain.NTSB CEN21LA159Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-12 · Erie, COThe pilot’s failure to maintain directional control during a full-stop landing, resulting in a runway excursion and impact with a snow berm.NTSB CEN21LA119Accident · Serious injuriesClass 3 · LimitedFinal reportCessna 172 · Silt, COThe pilot’s failure to avoid powerlines while flying at low altitude.NTSB CEN21LA099Accident · No injuriesClass 4 · LimitedFinal reportCessna 150K · Peyton, COThe student pilot did not maintain directional control of the airplane while landing. Contributing to the accident was the pilot’s diverted attention to the incorrect flap setting.NTSB CEN20CA340Accident · No injuriesClass 4 · Data collectionFinal reportCessna 172 · Englewood, COThe student pilot misjudged the landing flare which resulted in a loss of control and a hard bounced landing.NTSB CEN20CA163Accident · No injuriesClass 4 · Data collectionFinal reportPiper PA28 · Longmont, COThe pilot's loss of control during a go around.NTSB CEN20FA072Accident · 1 fatalClass 3 · FieldFinal reportPiper PA28 · Florence, COThe pilot’s decision to continue the takeoff with reduced airplane performance due to high density altitudeNTSB CEN19LA292Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 172 · Denver, COA total loss of electrical power for reasons that could not be determined, and the student pilot’s subsequent runway overrun during a no-flap landing.NTSB CEN19LA048Accident · No injuriesClass 3 · LimitedFinal reportVans RV 6 · Watkins, COThe pilot’s failure to apply adequate torque to a fuel line during recent maintenance, which allowed the line to loosen in flight and fuel to enter the hot engine compartment and resulted in an in-flight fire that consumed the airplane.NTSB WPR19TA034Accident · Minor injuriesClass 3Final reportCessna 172 · Colorado Springs, COThe pilot's decision to perform a touch-and-go landing at a high-density altitude airport, with a tailwind, and on an upsloping runway, which resulted in decreased airplane performance and the airplane’s inability to become airborne within the available…NTSB CEN19FA022Accident · 2 fatalField investigationFinal reportMustang II · Broomfield, COThe pilot's inability to maintain airplane control following an encounter with mountain wave turbulence.NTSB GAA19CA045Accident · No injuriesData collectionFinal reportPiper PA18 · Denver, COThe pilot's failure to maintain directional control of the airplane during landing in gusting wind conditions.NTSB ERA19LA027Accident · No injuriesClass 3 · LimitedFinal reportPiper PA28 · Parker, COA partial loss of engine power during initial climb due to carburetor icing, and the pilot's failure to effectively use carburetor heat in conditions conducive to the formation of carburetor ice.NTSB CEN18LA316Accident · Serious injuriesLimited investigationFinal reportChampion 7GCBC · Wiley, COThe pilot's failure to maintain proper clearance from the sprinkler guy-wire, which resulted in the airplane’s collision with the wire during a visual approach to landing.NTSB GAA18CA433Accident · No injuriesData collectionFinal reportCessna 172 · Colorado Springs, COThe student pilot’s failure to maintain directional control during landing in gusting crosswind conditions.NTSB GAA18CA135Accident · No injuriesData collectionFinal reportCessna 172 · Broomfield, COThe pilot’s failure to maintain directional control of the airplane during the landing roll in gusting wind conditions.NTSB CEN18LA102Accident · Serious injuriesLimited investigationFinal reportScheineman-Van Buren T 18 · Longmont, COThe pilot’s failure to maintain directional control during the landing roll and the flight instructor’s delayed remedial action, which resulted in a groundloop and nose over.NTSB CEN18LA068Accident · No injuriesLimited investigationFinal reportBarnes Steven D Steve Barnes RV 4 · Montrose, COThe total loss of engine power for reasons that could not be determined because a postaccident examination of the engine did not reveal any mechanical malfunctions or failures that would have precluded normal operation.NTSB CEN18LA059Accident · No injuriesLimited investigationFinal reportAmerican Champion 7GCAA · Longmont, COThe failure of the landing gear through bolt primarily due to fatigue during a hard landing, which resulted in a landing gear collapse and runway excursion. Contributing to the accident was noncompliance with the manufacturer service letter.NTSB CEN17LA274Accident · No injuriesLimited investigationFinal reportEndler Glasair/Glasair 1-Td SH2 · Colorado Springs, COThe pilot's failure to lock the castering tailwheel in accordance with the airplane Owner's Manual and a checklist item and to abort the takeoff after the airplane exceeded its normal takeoff distance and/or reached the limit of the rudder control authority…NTSB CEN16LA348Accident · No injuriesLimited investigationFinal reportPiper PA 18-180 · Colorado Springs, COThe pilot's failure to maintain directional control after encountering a wind gust during the landing roll, which resulted in a ground loop.NTSB GAA16CA058Accident · No injuriesData collectionFinal reportCessna 172 · Greeley, COThe pilot of the following airplane failed to maintain adequate spacing during the taxi to the runway, resulting in a collision with the lead airplane.NTSB CEN14LA361Accident · No injuriesLimited investigationFinal reportPiper PA 18-150 · Monte Vista, COThe pilot’s failure to maintain adequate airspeed and his exceedance of the airplane’s critical angle of attack during a go-around following impact with a barley crop, which resulted in an aerodynamic stall. Contributing to the accident was the pilot’s…NTSB CEN14LA221Accident · No injuriesLimited investigationFinal reportAmerican AA 1 · Peyton, COThe loss of directional control during takeoff for reasons that could not be determined due to the extent of fire damage.NTSB CEN14CA123Accident · Minor injuriesData collectionFinal reportCessna 172N · Boulder, COThe pilot's failure to maintain airplane control during final approach with known turbulence present.NTSB CEN14FA072Accident · 1 fatalField investigationFinal reportBiesemeier David I Smyth Sidewinder · Boulder, COThe pilot’s abrupt maneuver, which exceeded the structural limits of the left wing and resulted in its in-flight separation.NTSB CEN14CA055Accident · Minor injuriesData collectionFinal reportCessna 172N · Loveland, COA dragging right brake, which resulted in an un-commanded right turn, and subsequent ground loop.NTSB CEN14LA011Accident · No injuriesLimited investigationFinal reportDavenport Long EZ · Boulder, COThe sudden loss of tire pressure during takeoff roll, which resulted in a loss of directional control.NTSB CEN13FA327Accident · 2 fatalField investigationFinal reportPiper PA-28-140 · Mosca, COThe pilot's failure to maintain airplane control while attempting to clear a mountain pass in turbulent conditions at a high density altitude, which resulted in the airplane exceeding its critical angle-of-attack and experiencing an aerodynamic stall.NTSB CEN13FA219Accident · 1 fatalField investigationFinal reportPiper PA-28-140 · Castle Rock, COThe pilot's loss of airplane control while maneuvering between two convective storms that likely produced low-level windshear. Contributing to the accident was the pilot's relatively low overall flight experience and low night flight experience, which…NTSB CEN12LA522Accident · No injuriesLimited investigationFinal reportPiper PA18 · Peyton, COThe pilot's failure to maintain airplane control during taxi in gusting wind conditions.NTSB CEN12CA200Accident · Minor injuriesData collectionFinal reportCessna 172P · Colorado Springs, COThe pilot did not maintain control of the airplane during takeoff, which resulted in a hard landing and subsequent nose over.NTSB CEN12CA183Accident · Minor injuriesData collectionFinal reportPiper PA-18-150 · Fort Collins, COThe pilot did not maintain adequate airspeed and airplane control during the go-around, which resulted in the airplane impacting trees.NTSB CEN12CA005Accident · No injuriesData collectionFinal reportCampbell John Mustang II · Brush, COThe pilot’s failure to maintain directional control during taxi, which resulted in a runway excursion.NTSB CEN11CA261Accident · No injuriesData collectionFinal reportCessna 172N · Colorado Springs, COThe pilot loss of directional control during landing in gusty crosswind conditions.NTSB CEN10CA473Accident · No injuriesData collectionFinal reportPiper PA-18-150 · Watkins, COThe pilot's failure to maintain aircraft control during the landing, resulting in a ground-loop.