NTSB investigations, MT
10 cases where the defining event was Runway excursion.
Cases per year
| 2009 | 1 |
|---|---|
| 2013 | 1 |
| 2014 | 1 |
| 2016 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
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\" = 'MT' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.\"isDefiningEvent\" AND e.\"tier2Number\" = '300')
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" = 'MT' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e."isDefiningEvent" AND e."tier2Number" = '300') ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
Run 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 WPR25FA223Accident · 2 fatalClass 3 · FieldPreliminary reportGrumman American Avn. AA-5 · West Glacier, MTOn July 26, 2025, about 0942 mountain daylight time, a Grumman AA-5, N1342R, was destroyed when it was involved in an accident near West Glacier, Montana. The pilot and passenger were fatally injured. The airplane was operated as a Title 14 Code of Federal…NTSB WPR24LA071Accident · Minor injuriesClass 4 · LimitedFinal reportLearjet 55 · Livingston, MTThe flight crew’s decision to land on a snow-covered runway with a tailwind, resulting in a runway excursion and subsequent impact with terrain. Contributing to the accident, was the failure of the airport authority to plow the runway.NTSB WPR23LA254Accident · Minor injuriesClass 4 · LimitedFinal reportMaule MX7-180C · Belgrade, MTThe pilot’s failure to maintain directional control during landing with a quartering tailwind, which resulted in a runway excursion and nose over.NTSB WPR22LA356Accident · No injuriesClass 4 · LimitedFinal reportCessna 172M · Superior, MTThe pilot’s excessive airspeed during a landing, which resulted in a runway overrun and collision with terrain.NTSB WPR22LA016Accident · No injuriesClass 3 · LimitedFinal reportCessna 180H · Kalispell, MTThe pilot’s failure to maintain directional control during landing, which resulted in a ground loop and a runway excursion.NTSB WPR20CA250Accident · No injuriesClass 4 · Data collectionFinal reportCessna A185 · Kalispell, MTThe pilot's excessive speed while landing on a wet grass runway, which resulted in a runway excursion and impact with a fence.NTSB GAA16CA353Accident · Minor injuriesData collectionFinal reportCessna 182 · Hungry Horse, MTThe pilot's decision to land on unsuitable wet terrain, and his failure to stop prior to the end of the runway, which resulted in a runway overrun and impact with tree(s).NTSB WPR14CA401Accident · No injuriesData collectionFinal reportPiper PA 22 · Roundup, MTThe pilot's delayed action to abort the takeoff. Contributing to the accident was the pilot's inadequate preflight planning and a high density altitude.NTSB WPR13CA355Accident · No injuriesData collectionFinal reportMooney M20F · Helena, MTThe flight instructor's delayed decision to instruct the pilot to abort the landing which resulted in a runway excursion and collision with a fence.NTSB WPR09CA351Accident · No injuriesData collectionFinal reportCox John Wiley Kitfox III · Laurel, MTThe pilot's failure to maintain directional control during an attempted go-around from a landing.