# NTSB investigations: Hiller UH-12B, TX

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 CEN12LA650](https://openairdocs.org/ntsb/CEN12LA650.md): Hiller UH-12B · Rio Vista, TX · Accident · No injuries · Limited investigation · Final report · Sep 19, 2012 · N94735 · Substantial damage
  > The catastrophic failure and disintegration of the No. 6 engine piston, which resulted in a total loss of engine power.
- [NTSB FTW94LA147](https://openairdocs.org/ntsb/FTW94LA147.md): Hiller UH-12B · Crystal Beach, TX · Accident · No injuries · Limited investigation · Final report · May 8, 1994 · N6417V · Substantial damage
  > The pilot's improper autorotation touchdown, which rsulted in the hard landing. A factor was the power loss due to water contaminated fuel.
- [NTSB FTW94LA125](https://openairdocs.org/ntsb/FTW94LA125.md): Hiller UH-12 · Alvin, TX · Accident · Minor injuries · Limited investigation · Final report · Apr 16, 1994 · N41319 · Substantial damage
  > The pilot's failure to maintain rotor speed, delay of the flare, and the improper touchdown. A factor was the loss of engine power for undetermined reasons.
- [NTSB FTW71FPD52](https://openairdocs.org/ntsb/FTW71FPD52.md): Hiller UH12B · Arlington, TX · Accident · No injuries · Closed · Apr 28, 1971 · N10195 · Destroyed
- [NTSB FTW65A0109](https://openairdocs.org/ntsb/FTW65A0109.md): Hiller UH12B · Mcallen, TX · Accident · No injuries · Closed · May 4, 1965 · N10195 · Substantial damage
- [NTSB UNK65X1015](https://openairdocs.org/ntsb/UNK65X1015.md): Hiller UH-12B · Pharr, TX · Accident · No injuries · Closed · Dec 14, 1964 · N10195 · Substantial damage

## 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" = 'TX' 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 ('4360110'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=4360110&state=TX

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