NTSB investigations: Schleicher ASW-27, CA

5 cases on aircraft the registry lists as Schleicher ASW-27. 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

20032026
NTSB investigations: Schleicher ASW-27, CA per year, 2003–2026: 5 cases
20031
20091
20131
20201
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\" = 'CA' 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 ('3801501'))
  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 WPR26LA263Accident · No injuriesClass 4 · LimitedFinal reportSchleicher ASW-27 · Montague, CAThe pilot’s inability to see and avoid a piece of loose wire in a field during an off-airport landing in a glider, which resulted in a ground loop. Contributing to the accident was the pilot’s inability to maintain a safe position behind the tow airplane…Jul 15, 2026 · N920KB · Substantial damageNTSB WPR21LA040Accident · Serious injuriesClass 4 · LimitedFinal reportSchleicher ASW20C · Clayton, CAThe failure of both pilots of each glider to see an avoid one another while maneuvering, which resulted in a mid-air collision.Nov 7, 2020 · N18MA · 2 aircraft · Substantial damageNTSB WPR13CA218Accident · No injuriesData collectionFinal reportSchleicher ASW-27 · Middletown, CAThe glider’s encounter with atmospheric lift conditions not sufficient to maintain flight, which resulted in a forced landing on rough terrain.Apr 12, 2013 · N503CW · Substantial damageNTSB WPR10FA068Accident · 2 fatalField investigationFinal reportSchleicher ASW-27 · Middletown, CAThe failure of both pilots to see and avoid the other airplane. Contributing to the accident was the pilot's failure to yield right of way to the glider.Nov 28, 2009 · N127AL · 2 aircraft · Substantial damageNTSB LAX03FA206Accident · 1 fatalField investigationFinal reportSchleicher ASW-27B · Valyermo, CAThe pilot's failure to maintain adequate terrain clearance altitude and his delayed remedial action by not turning away from the ridge when a lack of lift became apparent..Jun 19, 2003 · N271EC · Destroyed