NTSB investigations, CO

13 cases where the defining event was Landing gear not configured.

Cases per year

20102026
NTSB investigations, CO per year, 2010–2026: 13 cases
20101
20122
20131
20172
20191
20211
20233
20241
20261

Latest 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 e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.\"isDefiningEvent\" AND e.\"tier2Number\" = '095')
  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.

NTSB ANC26LA060Accident · No injuriesClass 4 · LimitedInvestigation openBeech E33 · Steamboat Springs, COJun 13, 2026 · N8475N · Substantial damageNTSB CEN24LA375Accident · No injuriesClass 4 · LimitedFinal reportBellanca 14 19 · Cortez, COThe pilot’s failure to extend the landing gear before landing.Sep 29, 2024 · N8851R · DestroyedNTSB CEN23LA407Accident · No injuriesClass 3 · LimitedFinal reportBeech 95-B55 (T42A) · Greeley, COThe pilot’s failure to extend the landing gear. Contributing to the accident was a malfunction of the landing gear warning horn for undetermined reasons.Aug 30, 2023 · N2KM · Substantial damageNTSB CEN23LA274Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-24-250 · Durango, COThe pilot’s failure to extend the landing gear before landing.Jul 2, 2023 · N7525P · Substantial damageNTSB CEN23LA253Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-24-250 · Watkins, COThe pilot’s failure to extend the landing gear before landing. Contributing to the accident was the pilot’s failure to utilize the prelanding checklist to ensure the landing gear was extended before landing.Jun 10, 2023 · N6886P · Substantial damageNTSB CEN21LA248Accident · No injuriesClass 3 · LimitedFinal reportBeech 1900 · Denver, COThe pilot’s failure to properly configure the airplane for landing, which resulted in a gear-up landing.Jun 3, 2021 · N219VP · Substantial damageNTSB GAA20CA084Accident · No injuriesData collectionFinal reportBeech 55 · Broomfield, COThe pilot's unintentional retraction of the landing gear during the landing roll.Nov 9, 2019 · N6206V · Substantial damageNTSB GAA17CA221Accident · No injuriesData collectionFinal reportCessna P210 · Granby, COThe pilot's failure to extend the landing gear before landing.Apr 6, 2017 · N829BA · Substantial damageNTSB CEN17LA091Accident · No injuriesLimited investigationFinal reportBeech 95-C55 · Delta, COThe failure of the landing gear to extend during landing approach due to the interference between the landing gear motor's sector and worm gears.Jan 18, 2017 · N303QB · Substantial damageNTSB CEN13LA488Accident · No injuriesLimited investigationFinal reportGriffith E/Boyd W E Lancair 360 · Nucla, COThe pilot’s failure to extend the airplane’s landing gear before landing.Aug 12, 2013 · N15EG · Substantial damageNTSB CEN12LA473Accident · No injuriesLimited investigationFinal reportCessna TR182 · Steamboat Springs, COThe pilot's failure to extend the landing gear before landing.Jul 24, 2012 · N73VX · Substantial damageNTSB CEN12CA157Accident · Minor injuriesData collectionFinal reportCessna R182 · Colorado Springs, COThe pilot did not extend the landing gear before landing.Feb 4, 2012 · N2696C · Substantial damageNTSB CEN10LA524Accident · No injuriesLimited investigationFinal reportPiper PA-46-350P · Greeley, COA loss of engine power for undetermined reasons.Aug 24, 2010 · N4167A · Substantial damage