# NTSB investigations: Schweizer SGS 2-33A: Hard landing

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.

## Latest cases

- [NTSB WPR26LA273](https://openairdocs.org/ntsb/WPR26LA273.md): Schweizer SGS 2-33A · Boulder, CO · Accident · Minor injuries · Class 4 · Limited · Final report · Jul 7, 2026 · N2793H · Substantial damage
  > The pilot’s improper landing flare which resulted in a stall and a hard bounced landing.
- [NTSB ERA21LA248](https://openairdocs.org/ntsb/ERA21LA248.md): Schweizer SGS 2-33A · Nellysford, VA · Accident · Serious injuries · Class 4 · Limited · Final report · Jun 13, 2021 · N33929 · No damage
  > The student pilot's failure to maintain an appropriate glide path to the runway.
- [NTSB GAA19CA399](https://openairdocs.org/ntsb/GAA19CA399.md): Schweizer SGS233 · Blairstown, NJ · Accident · Serious injuries · Data collection · Final report · Jun 29, 2019 · N2894H · No damage
  > The student pilot's improper landing flare and the flight instructor's delayed remedial action, which resulted in a hard landing and the instructor sustaining a serious injury.
- [NTSB CEN15CA010](https://openairdocs.org/ntsb/CEN15CA010.md): Schweizer SGS 2 33A · Waynesville, OH · Accident · Serious injuries · Data collection · Final report · Oct 12, 2014 · N36135 · Minor damage
  > The pilot's inadequate flare, which resulted in a hard landing.
- [NTSB WPR12CA084](https://openairdocs.org/ntsb/WPR12CA084.md): Schweizer SGS 2-33A · Peoria, AZ · Accident · Minor injuries · Data collection · Final report · Jan 28, 2012 · N17873 · Substantial damage
  > The glider pilot released from the tow airplane at a lower altitude than the planned altitude, which resulted in an off-airport landing.
- [NTSB WPR09CA359](https://openairdocs.org/ntsb/WPR09CA359.md): Schweizer SGS-2-33A · Truckee, CA · Accident · No injuries · Data collection · Final report · Jul 19, 2009 · N65825 · Substantial damage
  > The student pilot's failure to maintain adequate airspeed to avoid a stall during final approach to land. Contributing to the accident was the pilot’s lack of experience.

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8051606')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '092' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/092/sequence?model=8051606

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