# NTSB investigations: Piper PA-18-150, CO

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 · 69 cases

## Latest cases

- [NTSB CEN25LA236](https://openairdocs.org/ntsb/CEN25LA236.md): Piper PA-18-150 · Meeker, CO · Accident · No injuries · Class 4 · Limited · Final report · Jul 3, 2025 · N66898 · Substantial damage
  > The student pilot’s failure to maintain directional control during landing. Contributing to the accident was the flight instructor’s delayed remedial action.
- [NTSB CEN24LA373](https://openairdocs.org/ntsb/CEN24LA373.md): Piper PA-18-150 · Delta, CO · Accident · No injuries · Class 4 · Limited · Final report · Sep 28, 2024 · N4155W · Substantial damage
  > The 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 CEN23LA085](https://openairdocs.org/ntsb/CEN23LA085.md): Piper PA-18-150 · Brush, CO · Accident · No injuries · Class 4 · Limited · Final report · Jan 17, 2023 · N41529 · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll with strong gusty surface winds.
- [NTSB GAA19CA572](https://openairdocs.org/ntsb/GAA19CA572.md): Piper PA18 · Boulder, CO · Accident · No injuries · Data collection · Final report · Sep 23, 2019 · N4785F · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll, which resulted in a ground loop.
- [NTSB GAA19CA045](https://openairdocs.org/ntsb/GAA19CA045.md): Piper PA18 · Denver, CO · Accident · No injuries · Data collection · Final report · Oct 27, 2018 · N4500W · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during landing in gusting wind conditions.
- [NTSB CEN16LA348](https://openairdocs.org/ntsb/CEN16LA348.md): Piper PA 18-180 · Colorado Springs, CO · Accident · No injuries · Limited investigation · Final report · Aug 25, 2016 · N66898 · Substantial damage
  > The pilot's failure to maintain directional control after encountering a wind gust during the landing roll, which resulted in a ground loop.
- [NTSB GAA15CA011](https://openairdocs.org/ntsb/GAA15CA011.md): Piper PA18 - 150 · Boulder, CO · Accident · No injuries · Data collection · Final report · Mar 16, 2015 · N4785F · Substantial damage
  > The pilot's loss of directional control during a bounced landing, which resulted in a runway excursion.
- [NTSB CEN14LA361](https://openairdocs.org/ntsb/CEN14LA361.md): Piper PA 18-150 · Monte Vista, CO · Accident · No injuries · Limited investigation · Final report · Jul 12, 2014 · N91106 · Substantial damage
  > The 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 CEN12LA522](https://openairdocs.org/ntsb/CEN12LA522.md): Piper PA18 · Peyton, CO · Accident · No injuries · Limited investigation · Final report · Aug 1, 2012 · N7808Z · Substantial damage
  > The pilot's failure to maintain airplane control during taxi in gusting wind conditions.
- [NTSB CEN12CA183](https://openairdocs.org/ntsb/CEN12CA183.md): Piper PA-18-150 · Fort Collins, CO · Accident · Minor injuries · Data collection · Final report · Mar 8, 2012 · N2986P · Substantial damage
  > The pilot did not maintain adequate airspeed and airplane control during the go-around, which resulted in the airplane impacting trees.
- [NTSB CEN10CA473](https://openairdocs.org/ntsb/CEN10CA473.md): Piper PA-18-150 · Watkins, CO · Accident · No injuries · Data collection · Final report · Aug 5, 2010 · N8576Y · Substantial damage
  > The pilot's failure to maintain aircraft control during the landing, resulting in a ground-loop.
- [NTSB CEN09CA079](https://openairdocs.org/ntsb/CEN09CA079.md): Piper PA18-150 · Colorado Springs, CO · Accident · No injuries · Data collection · Final report · Nov 2, 2008 · N18338 · Substantial damage
  > Loss of directional control due to an encounter with a weather phenomena at rotation.
- [NTSB DEN08CA025](https://openairdocs.org/ntsb/DEN08CA025.md): Piper PA-18-150 · Cortez, CO · Accident · No injuries · Data collection · Final report · Nov 5, 2007 · N6ZT · Substantial damage
  > The passenger's inadvertent application of brakes, causing the airplane to nose over on landing. A contributing factor was the pilot's failure top adequately brief the passenger.
- [NTSB DEN06LA011](https://openairdocs.org/ntsb/DEN06LA011.md): Piper PA-18-150 · Cortez, CO · Accident · No injuries · Limited investigation · Final report · Oct 26, 2005 · N4055Z · Substantial damage
  > the pilot's failure to maintain directional control of the airplane, resulting in a ground loop. Contributing factors were the excessive descent rate, the obstacle (horse), the high density altitude, and the tailwind.
- [NTSB DEN04LA042](https://openairdocs.org/ntsb/DEN04LA042.md): Piper PA-18-150 · Glade Park, CO · Accident · No injuries · Limited investigation · Final report · Jan 8, 2004 · N57534 · Substantial damage
  > the pilot's inadequate in-flight planning/decision. Contributing factors include the pilot's selection of unsuitable terrain for landing and the snow covered terrain.
- [NTSB DEN01LA078](https://openairdocs.org/ntsb/DEN01LA078.md): Piper PA-18-150 · Grand Junction, CO · Accident · Minor injuries · Limited investigation · Final report · Mar 29, 2001 · N9464D · Substantial damage
  > Failure by the pilot to maintain directional control during takeoff roll. A factor was a crosswind.
- [NTSB DEN00LA126](https://openairdocs.org/ntsb/DEN00LA126.md): Piper PA-18-150 · Erie, CO · Accident · No injuries · Limited investigation · Final report · Jul 8, 2000 · N4785F · Substantial damage
  > Aircraft control was not possible by the flight instructor due to the inadequate maintenance adjustment of the tail wheel steering system by maintenance personnel. Factors were the inadequate aircraft preflight by the second pilot who was receiving a…
- [NTSB DEN99LA172](https://openairdocs.org/ntsb/DEN99LA172.md): Piper PA-18-150 · Telluride, CO · Accident · No injuries · Limited investigation · Final report · Sep 30, 1999 · N3799Z · Substantial damage
  > An encounter with a sudden tailwind gust windshift during landing roll, resulting in an inadvertent ground loop.
- [NTSB DEN99LA124](https://openairdocs.org/ntsb/DEN99LA124.md): Piper PA-18-150 · Lamar, CO · Accident · No injuries · Limited investigation · Final report · Jul 20, 1999 · N400MA · Substantial damage
  > The left brake locked during takeoff roll for undetermined reasons.
- [NTSB DEN99LA111](https://openairdocs.org/ntsb/DEN99LA111.md): Piper PA-18-150 · Boulder, CO · Accident · No injuries · Limited investigation · Final report · Jul 1, 1999 · N4785F · Substantial damage
  > The pilot's failure to maintain control of the aircraft during landing roll.
- [NTSB DEN99LA052](https://openairdocs.org/ntsb/DEN99LA052.md): Piper PA-18 · Leadville, CO · Accident · No injuries · Limited investigation · Final report · Mar 14, 1999 · N90995 · Substantial damage
  > The pilot's inadequate compensation for the gusty crosswind conditions. A factor was the gusting crosswind
- [NTSB FTW98LA398](https://openairdocs.org/ntsb/FTW98LA398.md): Piper PA-18-150 · Watkins, CO · Accident · No injuries · Limited investigation · Final report · Sep 13, 1998 · N4037E · Substantial damage
  > Gusting winds which blew the aircraft inverted during taxi.
- [NTSB FTW96FA250](https://openairdocs.org/ntsb/FTW96FA250.md): Piper PA-18-150 · Monument, CO · Accident · 1 fatal · Field investigation · Final report · Jun 15, 1996 · N111BF · Destroyed
  > The pilot's VFR flight into instrument meteorological conditions in an aircraft which not instrument-equipped. Factors were clouds, low ceiling, and rain.
- [NTSB FTW95LA377](https://openairdocs.org/ntsb/FTW95LA377.md): Piper PA-18-150 · Westcliffe, CO · Accident · No injuries · Limited investigation · Final report · Sep 2, 1995 · N4253Z · Substantial damage
  > Failure by the pilot to maintain directional control. A factor was gusting cross winds.
- [NTSB FTW95LA221](https://openairdocs.org/ntsb/FTW95LA221.md): Piper PA-18A-180 · Westcliffe, CO · Accident · Minor injuries · Limited investigation · Final report · May 27, 1995 · N7808Z · Substantial damage
  > The loss of control due to the encounter with the dust devil.
- [NTSB DEN93LA083](https://openairdocs.org/ntsb/DEN93LA083.md): Piper PA-18-150 · Eagle, CO · Accident · No injuries · Limited investigation · Final report · Jul 20, 1993 · N1113N · Substantial damage
  > The pilot's failure to maintain directional control.
- [NTSB DEN93LA016](https://openairdocs.org/ntsb/DEN93LA016.md): Piper PA-18-150 · Boulder, CO · Accident · No injuries · Limited investigation · Final report · Dec 19, 1992 · N4384A · Substantial damage
  > The pilot's failure to evaluate changing weather conditions.
- [NTSB DEN92LA084](https://openairdocs.org/ntsb/DEN92LA084.md): Piper PA-18-150 · Littleton, CO · Accident · Minor injuries · Limited investigation · Final report · Aug 5, 1992 · N4037E · Substantial damage
  > Inadvertent stall during final approach to landing.
- [NTSB DEN92LA003](https://openairdocs.org/ntsb/DEN92LA003.md): Piper PA-18-150 · Telluride, CO · Accident · No injuries · Limited investigation · Final report · Oct 13, 1991 · N4488Z · Substantial damage
  > The pilot flying the aircraft at a height above ground level which was inadequate for recovery from an encounter with down drafts. A factor was: down draft encounter.
- [NTSB DEN91LA075](https://openairdocs.org/ntsb/DEN91LA075.md): Piper PA-18-180 · Elbert, CO · Accident · No injuries · Limited investigation · Final report · May 19, 1991 · N3182Z · Substantial damage
  > The pilot's delay in compensating for wind conditions. Factors were: high winds and a crosswind.
- [NTSB DEN91LA008](https://openairdocs.org/ntsb/DEN91LA008.md): Piper PA-18-150 · Englewood, CO · Accident · No injuries · Limited investigation · Final report · Oct 16, 1990 · N5523Z · Substantial damage
  > The failure of the pilot to maintain directional control.
- [NTSB DEN89LA148](https://openairdocs.org/ntsb/DEN89LA148.md): Piper PA-18-150 · Durango, CO · Accident · No injuries · Limited investigation · Final report · Jun 26, 1989 · N4137Z · Substantial damage
  > The pilot failed to maintain directional control, which resulted in an inadvertent groundloop/swerve. A factor related to the accident was: the adverse wind condition.
- [NTSB DEN89LA074](https://openairdocs.org/ntsb/DEN89LA074.md): Piper PA-18-150 · Boulder, CO · Accident · No injuries · Limited investigation · Final report · Feb 8, 1989 · N4355Z · Substantial damage
  > Failure of the dual student to maintain directional control and the failure of the pilot in command (CFI), to provide adequate remedial action in a timely manner, to correct the swerve. A second probable cause was the cfi's failure to provide adequate…
- [NTSB DEN88LA059](https://openairdocs.org/ntsb/DEN88LA059.md): Piper PA-18-150 · Peyton, CO · Accident · No injuries · Limited investigation · Final report · Jan 30, 1988 · N62491 · Substantial damage
- [NTSB DEN84LA029](https://openairdocs.org/ntsb/DEN84LA029.md): Piper PA-18-180 · Colorado Spgs, CO · Accident · No injuries · Limited investigation · Final report · Nov 19, 1983 · N3594P · 2 aircraft · Substantial damage
  > The Piper PA-18, N3594P, was being used to tow a burkhart grob flugzeugbau G103 twin astir, N4246L. At 0950 MST, the wind was reported from 310 deg at 9 KTS. Since the terrain sloped downhill to the south, rwy 17R (covered with hard packed snow) was being…
- [NTSB DEN82DA128](https://openairdocs.org/ntsb/DEN82DA128.md): Piper PA-18-150 · Aurora, CO · Accident · No injuries · Final report · Jul 3, 1982 · N4007Z · Substantial damage
  > The pilot-in-command (PIC) was refamiliarizing himself in the Piper PA-18. He was occupying the front seat while the owner was acting as second-in-command in the backseat. On the third landing, the aircraft encountered soft terrain towards the end of the…
- [NTSB DEN81FTE19](https://openairdocs.org/ntsb/DEN81FTE19.md): Piper PA-18 · Alamosa, CO · Accident · 1 fatal · Closed · Jan 28, 1981 · N6609L · Substantial damage
- [NTSB DEN80DTE54](https://openairdocs.org/ntsb/DEN80DTE54.md): Piper PA-18 · Aspen, CO · Accident · No injuries · Closed · Jun 15, 1980 · N82635 · Substantial damage
- [NTSB DEN80FTE43](https://openairdocs.org/ntsb/DEN80FTE43.md): Piper PA-18 · Boulder, CO · Accident · No injuries · Closed · Apr 22, 1980 · N6127A · Substantial damage
- [NTSB DEN80FTE11](https://openairdocs.org/ntsb/DEN80FTE11.md): Piper PA-18 · Englewood, CO · Accident · No injuries · Closed · Dec 5, 1979 · N82065 · Substantial damage
- [NTSB DEN80FTE02](https://openairdocs.org/ntsb/DEN80FTE02.md): Piper PA-18 · Evergreen, CO · Accident · Minor injuries · Closed · Oct 15, 1979 · N5770D · Substantial damage
- [NTSB DEN79DTE71](https://openairdocs.org/ntsb/DEN79DTE71.md): Piper PA-18 · Colorado Spngs, CO · Accident · No injuries · Closed · Jul 29, 1979 · N33CB · Substantial damage
- [NTSB DEN78FTE76](https://openairdocs.org/ntsb/DEN78FTE76.md): Piper PA-18 · Durango, CO · Accident · No injuries · Closed · Jul 22, 1978 · N8268P · Substantial damage
- [NTSB DEN78FTE55](https://openairdocs.org/ntsb/DEN78FTE55.md): Piper PA-18 · Burlington, CO · Accident · No injuries · Closed · May 19, 1978 · N3687Z · Substantial damage
- [NTSB DEN77FTE78](https://openairdocs.org/ntsb/DEN77FTE78.md): Piper PA-18A · Byers, CO · Accident · Serious injuries · Closed · Jul 28, 1977 · N14303 · Substantial damage
- [NTSB DEN77DTE63](https://openairdocs.org/ntsb/DEN77DTE63.md): Piper PA-18 · Silver Cliff, CO · Accident · No injuries · Closed · Jul 3, 1977 · N8103Y · Substantial damage
- [NTSB DEN77FTE55](https://openairdocs.org/ntsb/DEN77FTE55.md): Piper PA-18 · Colorado Spgs, CO · Accident · No injuries · Closed · Jun 3, 1977 · N4386Z · Substantial damage
- [NTSB DEN76FTE55](https://openairdocs.org/ntsb/DEN76FTE55.md): Piper PA-18 · Durango, CO · Accident · No injuries · Closed · Feb 29, 1976 · N4194Z · Substantial damage
- [NTSB DEN74FTE93](https://openairdocs.org/ntsb/DEN74FTE93.md): Piper PA-18 · Lamar, CO · Accident · No injuries · Closed · Jun 25, 1974 · N4143Z · Substantial damage
- [NTSB DEN74DTE80](https://openairdocs.org/ntsb/DEN74DTE80.md): Piper PA-18 · Two Buttes, CO · Accident · No injuries · Closed · Jun 10, 1974 · N333TM · Substantial damage

Next page: https://openairdocs.org/ntsb.md?model=7101828&state=CO&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" = '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.aircraft_model_code IN ('7101828', '7104221', '7102835'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7101828&state=CO

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