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

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 · 87 cases

## Latest cases

- [NTSB WPR26LA348](https://openairdocs.org/ntsb/WPR26LA348.md): Piper PA-18-150 · Roundup, MT · Accident · No injuries · Class 4 · Limited · Investigation open · Sep 15, 2026 · N4500W · Substantial damage
- [NTSB WPR25LA074](https://openairdocs.org/ntsb/WPR25LA074.md): Piper PA-18-150 · Red Rock, MT · Accident · No injuries · Class 4 · Limited · Final report · Jan 6, 2025 · N4644Y · Substantial damage
  > The pilot's failure to maintain directional control during takeoff, which resulted in an impact with deep snow and vegetation.
- [NTSB WPR24LA271](https://openairdocs.org/ntsb/WPR24LA271.md): Piper PA-18-150 · Manhattan, MT · Accident · No injuries · Class 4 · Limited · Final report · Aug 11, 2024 · N8576Y · Substantial damage
  > A total loss of engine power due to carburetor icing.
- [NTSB WPR21LA163](https://openairdocs.org/ntsb/WPR21LA163.md): Piper PA-18-150 · Wilsall, MT · Accident · No injuries · Class 4 · Limited · Final report · Apr 18, 2021 · N83359 · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll with a crosswind.
- [NTSB WPR21LA137](https://openairdocs.org/ntsb/WPR21LA137.md): Piper PA-18-150 · Three Forks, MT · Accident · No injuries · Class 4 · Limited · Final report · Mar 17, 2021 · N82479 · Substantial damage
  > The pilot’s improper landing flare, which resulted in a loss of directional control, runway excursion and impact with terrain.
- [NTSB GAA16CA265](https://openairdocs.org/ntsb/GAA16CA265.md): Piper PA 18-150 · Laurel, MT · Accident · Minor injuries · Data collection · Final report · May 30, 2016 · N41553 · Substantial damage
  > The pilot's loss of directional control during the landing touchdown, resulting in a runway excursion and substantial damage to the both wings.
- [NTSB WPR15FA062](https://openairdocs.org/ntsb/WPR15FA062.md): Piper PA 18-150 · Ronan, MT · Accident · 1 fatal · Field investigation · Final report · Dec 16, 2014 · N5989Z · Substantial damage
  > The pilot’s failure to maintain clearance from terrain while performing an intentional, abrupt low-level maneuver.
- [NTSB WPR11FA390](https://openairdocs.org/ntsb/WPR11FA390.md): Piper PA-18-150 · Forsyth, MT · Accident · 2 fatal · Field investigation · Final report · Aug 18, 2011 · N7666D · Substantial damage
  > The pilot’s failure to maintain adequate airspeed while maneuvering, which resulted in a stall/mush, loss of control, and impact with terrain.
- [NTSB WPR10CA469](https://openairdocs.org/ntsb/WPR10CA469.md): Piper PA-18-150 · White Sulphur Springs, MT · Accident · No injuries · Data collection · Final report · Sep 24, 2010 · N4036E · Substantial damage
  > The pilot's failure to maintain control of the airplane during a go-around in turbulent wind conditions, which resulted in a collision with trees.
- [NTSB WPR10TA335](https://openairdocs.org/ntsb/WPR10TA335.md): Piper PA-18-150 · Dillon, MT · Accident · No injuries · Final report · Jul 5, 2010 · N6110A · Substantial damage
  > The pilot's failure to maintain directional control during landing.
- [NTSB SEA07CA194](https://openairdocs.org/ntsb/SEA07CA194.md): Piper PA-18-150 · Jordan, MT · Accident · No injuries · Data collection · Final report · Jul 13, 2007 · N7145Z · Substantial damage
  > The pilot's failure to maintain aircraft control during a go-around. Contributing factors were the pilot's selection of unsuitable terrain for landing and the rough/uneven terrain.
- [NTSB SEA04LA098](https://openairdocs.org/ntsb/SEA04LA098.md): Piper PA-18-150 · Columbus, MT · Accident · Minor injuries · Limited investigation · Final report · Jun 5, 2004 · N82172 · Substantial damage
  > The pilot's failure to maintain directional control of the aircraft during the landing and subsequent go-around. Inadequate compensation for the gusting winds and an airport hangar were factors.
- [NTSB SEA03CA102](https://openairdocs.org/ntsb/SEA03CA102.md): Piper PA-18 · Silver City, MT · Accident · No injuries · Data collection · Final report · Jun 14, 2003 · N82946 · Substantial damage
  > Proper descent rate not maintained while on final approach. A wind gust is a factor in the accident.
- [NTSB SEA02FA063](https://openairdocs.org/ntsb/SEA02FA063.md): Piper PA-18-150 · Silesia, MT · Accident · 2 fatal · Field investigation · Final report · Apr 6, 2002 · N4389A · Destroyed
  > The non-certificated pilot's inadvertent entry into a stall condition at low altitude.
- [NTSB SEA02LA058](https://openairdocs.org/ntsb/SEA02LA058.md): Piper PA-18-150 · Fort Peck, MT · Accident · Serious injuries · Limited investigation · Final report · Mar 25, 2002 · N22EV · Substantial damage
  > The pilot's inability to maintain aircraft control and foreign object damage to the aileron and wing. The restricted movement of the flight controls was a factor.
- [NTSB SEA01LA117](https://openairdocs.org/ntsb/SEA01LA117.md): Piper PA-18 · Billings, MT · Accident · No injuries · Limited investigation · Final report · Jun 11, 2001 · N83464 · Substantial damage
  > The pilot-in-command's failure to maintain directional control of the aircraft during the landing roll. A contributing factor was the gusty crosswind conditions.
- [NTSB SEA01LA019](https://openairdocs.org/ntsb/SEA01LA019.md): Piper PA-18 · Broadus, MT · Accident · Serious injuries · Limited investigation · Final report · Nov 14, 2000 · N8415Y · Substantial damage
  > The pilot's failure to maintain aircraft control during the takeoff phase of the flight.
- [NTSB SEA99LA118](https://openairdocs.org/ntsb/SEA99LA118.md): Piper PA-18-150 · Opheim, MT · Accident · 1 fatal · Limited investigation · Final report · Jul 14, 1999 · N4385Z · Substantial damage
  > The pilot's failure to maintain an airspeed above stall speed (Vs), resulting in a stall/mush into the terrain during a course reversal at the end of an aerial application run. Factors include hilly terrain and high density altitude.
- [NTSB SEA99LA050](https://openairdocs.org/ntsb/SEA99LA050.md): Piper PA-18 · Boulder, MT · Accident · No injuries · Limited investigation · Final report · Apr 10, 1999 · N4036E · Substantial damage
  > The pilot-in-command's failure to maintain directional control after encountering a dust-devil during landing rollout, resulting in a ground loop and collapse of the main landing gear. Factors include the dust-devil.
- [NTSB SEA99LA004](https://openairdocs.org/ntsb/SEA99LA004.md): Piper PA-18-150 · Billings, MT · Accident · No injuries · Limited investigation · Final report · Oct 20, 1998 · N335PA · Substantial damage
  > Directional control was not maintained. Inadequate remedial action was a factor.
- [NTSB SEA94LA140](https://openairdocs.org/ntsb/SEA94LA140.md): Piper PA-18 · Culbertson, MT · Accident · No injuries · Limited investigation · Final report · Jun 5, 1994 · N4509Y · Substantial damage
  > The pilot's failure to maintain directional control. Factors include gusty crosswinds, and a fence near the point of takeoff.
- [NTSB SEA94LA048](https://openairdocs.org/ntsb/SEA94LA048.md): Piper PA-18-150 · Missoula, MT · Accident · No injuries · Limited investigation · Final report · Jan 11, 1994 · N82166 · Substantial damage
  > The pilot/passenger's failure to maintain directional control and the pilot in command's failure to properly supervise the landing.
- [NTSB SEA93LA068](https://openairdocs.org/ntsb/SEA93LA068.md): Piper PA-18-150 · Winnett, MT · Accident · No injuries · Limited investigation · Final report · Feb 28, 1993 · N789FG · Substantial damage
  > The student pilot's failure to maintain directional control. Factors contributing to the accident were the snowbank and lack of total experience in type operation.
- [NTSB SEA90LA144](https://openairdocs.org/ntsb/SEA90LA144.md): Piper PA-18-150 · Jordan, MT · Accident · Serious injuries · Limited investigation · Final report · Jul 24, 1990 · N4184Z · Substantial damage
  > Pilot's failure to switch fuel tanks and the unsuitable terrain available for a forced landing.
- [NTSB SEA90LA142](https://openairdocs.org/ntsb/SEA90LA142.md): Piper PA-18-150 · Dupuyer, MT · Accident · Minor injuries · Limited investigation · Final report · Jul 21, 1990 · N4153Z · Substantial damage
  > Pilot's misjudged touchdown and delay in initiating the balked landing.
- [NTSB DEN90LA108](https://openairdocs.org/ntsb/DEN90LA108.md): Piper PA-18-150 · Powderville, MT · Accident · No injuries · Limited investigation · Final report · May 10, 1990 · N62672 · Substantial damage
  > Pilot failed to maintain terrain clearance during descent on an aerial application swath run, resulting in an in flight collision with the terrain. That the pilot misjudged the pull up altitude is considered a contributing factor.
- [NTSB DEN90LA032](https://openairdocs.org/ntsb/DEN90LA032.md): Piper PA-18-150 · Powderville, MT · Accident · 1 fatal · Limited investigation · Final report · Dec 3, 1989 · N62672 · No damage
  > The pilot in command left the airplane unattended with the engine running. That the pilot's son did not understand the unsafe condition is considered a contributing factor.
- [NTSB DEN89LA094](https://openairdocs.org/ntsb/DEN89LA094.md): Piper PA-18-150 · Great Falls, MT · Accident · No injuries · Limited investigation · Final report · Mar 25, 1989 · N4273Z · Substantial damage
  > The failure of the pilot in compensate adequately for wind conditions, and landing despite having been alerted to wind conditions.
- [NTSB DEN89LA065](https://openairdocs.org/ntsb/DEN89LA065.md): Piper PA-18-150 · Medicine Lake, MT · Accident · No injuries · Limited investigation · Final report · Jan 19, 1989 · N83596 · Substantial damage
  > Selection of unsuitable terrain by the pilot, resulting in a collision with snowdrifts during landing ground run.
- [NTSB DEN87LA139](https://openairdocs.org/ntsb/DEN87LA139.md): Piper PA-18-150 · Wolf Point, MT · Accident · No injuries · Limited investigation · Final report · May 30, 1987 · N9128D · Substantial damage
  > The pilot was on approach to his private strip at approxiamtely 25 feet AGL when the aircraft stalled. The aircraft dropped onto the runway, the pilot added full power attempting to recover, the left wing dipped and struck the ground.
- [NTSB DEN87LA029](https://openairdocs.org/ntsb/DEN87LA029.md): Piper PA-18-150 · Havre, MT · Accident · Serious injuries · Limited investigation · Final report · Dec 6, 1986 · N7087D · Substantial damage
  > The plt inadvertently stalled the acft during pull-up after making a pass 20 ft above coyotes on the ground. The acft impacted level terrain and slid through a wire fence.
- [NTSB DEN86LA143](https://openairdocs.org/ntsb/DEN86LA143.md): Piper PA-18 · Decker, MT · Accident · Minor injuries · Limited investigation · Final report · May 26, 1986 · N4043E · Substantial damage
  > The plt attempted to make a downwind landing in a grass covered pasture, landed long and attempted to make a go-around. During the go-around with the flaps retracted the aircraft struck a wire fence and impacted a horse trailer. The aircraft was destroyed.…
- [NTSB DEN85LA076](https://openairdocs.org/ntsb/DEN85LA076.md): Piper PA-18 · Thompson Falls, MT · Accident · No injuries · Limited investigation · Final report · Feb 11, 1985 · N3777P · Substantial damage
  > The acft nosed over during a forced lndg on terrain covered by 20 inches of snow. The flt was on deer survey flt the plt told of improper use of the carb heat control during a period of'perfect' icing conditions. The plts reduction of power during maneuvering…
- [NTSB DEN85LA013](https://openairdocs.org/ntsb/DEN85LA013.md): Piper PA-18 · Loring, MT · Accident · No injuries · Limited investigation · Final report · Oct 19, 1984 · N7478L · Destroyed
  > Acft stalled while making a downwind turn during slow flight at a low alt while on a cattle survey flt. Acft descended, impacted the terrain and was destroyed by fire.
- [NTSB DEN83FTI03](https://openairdocs.org/ntsb/DEN83FTI03.md): Piper PA-18-150 · Galen, MT · Accident · Serious injuries · Final report · Jan 15, 1983 · N4610Y · Substantial damage
  > According to witnesses, the plt circled around some ranch building, then began a steep climbing turn. The plt stated that he was momentarily distracted by an outside observation, the climb became too steep, and the plane stalled. The pilot initiated a…
- [NTSB DEN82DA069](https://openairdocs.org/ntsb/DEN82DA069.md): Piper PA-18-150 · Hardin, MT · Accident · No injuries · Final report · Apr 23, 1982 · N1759P · Substantial damage
  > The pilot and his copilot were on a flight to a private ranch strip. The pilot reported that his approach was normal, except it was hot and ground effect carried the plane a little too FAR. He stated that the field was soft, and when he applied brakes…
- [NTSB DEN82DA036](https://openairdocs.org/ntsb/DEN82DA036.md): Piper PA-18 · Plentywood, MT · Accident · Minor injuries · Final report · Feb 14, 1982 · N4380Z · Substantial damage
  > On 2/16/82, the county sheriff received information that the pilot had wrecked his aircraft on 2/13/82. He went to the scene and observed the aircraft in an inverted position on snow covered terrain. On 2/20/82, he received information that the pilot had…
- [NTSB DEN82FTA02](https://openairdocs.org/ntsb/DEN82FTA02.md): Piper PA-18 · Ekalaka, MT · Accident · No injuries · Closed · Oct 10, 1981 · N62672 · Substantial damage
- [NTSB DEN81FTA14](https://openairdocs.org/ntsb/DEN81FTA14.md): Piper PA-18 · Zortman, MT · Accident · Minor injuries · Closed · Sep 19, 1981 · N4432Z · Substantial damage
- [NTSB DEN81FTA07](https://openairdocs.org/ntsb/DEN81FTA07.md): Piper PA-18 · Billings, MT · Accident · No injuries · Closed · May 15, 1981 · N7474L · Substantial damage
- [NTSB DEN81DTI03](https://openairdocs.org/ntsb/DEN81DTI03.md): Piper PA-18 · Cascade, MT · Accident · No injuries · Closed · Jan 27, 1981 · N3981Z · Substantial damage
- [NTSB DEN81DTA03](https://openairdocs.org/ntsb/DEN81DTA03.md): Piper PA-18 · Saco, MT · Accident · No injuries · Closed · Dec 26, 1980 · N83312 · Substantial damage
- [NTSB SEA80FTA09](https://openairdocs.org/ntsb/SEA80FTA09.md): Piper PA-18 · Winifred, MT · Accident · Minor injuries · Closed · Apr 17, 1980 · N54283 · Destroyed
- [NTSB SEA79FTA21](https://openairdocs.org/ntsb/SEA79FTA21.md): Piper PA-18 · Winnett, MT · Accident · No injuries · Closed · Sep 25, 1979 · N83613 · Substantial damage
- [NTSB SEA79FTA10](https://openairdocs.org/ntsb/SEA79FTA10.md): Piper PA-18 · Terry, MT · Accident · No injuries · Closed · Feb 28, 1979 · N3803Z · Substantial damage
- [NTSB SEA79FTA03](https://openairdocs.org/ntsb/SEA79FTA03.md): Piper PA-18 · Denton, MT · Accident · Serious injuries · Closed · Oct 28, 1978 · N4053Z · Destroyed
- [NTSB SEA78FTA21](https://openairdocs.org/ntsb/SEA78FTA21.md): Piper PA-18 · Miles City, MT · Accident · No injuries · Closed · Sep 3, 1978 · N9897D · Substantial damage
- [NTSB SEA78FTI22](https://openairdocs.org/ntsb/SEA78FTI22.md): Piper PA-18 · Columbia Falls, MT · Accident · 2 fatal · Closed · Jun 7, 1978 · N3473Z · Substantial damage
- [NTSB SEA78DTA11](https://openairdocs.org/ntsb/SEA78DTA11.md): Piper PA-18 · Lewistown, MT · Accident · No injuries · Closed · Jun 4, 1978 · N54283 · Substantial damage
- [NTSB SEA78DTI04](https://openairdocs.org/ntsb/SEA78DTI04.md): Piper PA-18 · Livingston, MT · Accident · No injuries · Closed · Dec 23, 1977 · N4996P · Substantial damage

Next page: https://openairdocs.org/ntsb.md?model=7101828&state=MT&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" = 'MT' 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=MT

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