# Accident 20110601010959A: Hiller UH-12E, Stockton, CA, June 1, 2011

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: June 1, 2011, 16:30 local time
- Place: Stockton, CA
- Damage: Destroyed
- Phase of flight: Hover/Holding
- Operating rules: Agricultural (Part 137)
- Operator: LWZG
- Location: 38.0914° N, 121.3592° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=38.0914&lon=-121.3592&mi=10
- Aircraft: N68012, a cancelled registration (https://openairdocs.org/deregistered/N68012-2013-07-29) (OpenAirDocs)
- Registry model: Hiller UH-12E (registry code 4360122, https://openairdocs.org/model/hiller-uh-12e) (OpenAirDocs)
- Reported make and model: HILLER UH-12E
- Reported engine: LYCOMING VO-540-C2A
- People aboard: 1
- Fatal injuries: 0
- Other injuries: 0
- Pilot certificates: Commercial pilot
- Pilot flight hours: 2,356 total, 1,375 in this make and model, 70 in the last 90 days
- NTSB investigation: [NTSB WPR11LA244](https://openairdocs.org/ntsb/WPR11LA244) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20110601010959A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

PILOT WAS PERFORMING LOW LEVEL AGRICULTURAL OPERATIONS DRYING CHERRY TREES. HEAVY VIBRATION OCCURRED AND PILOT INITIATED A PRECAUTIONARY LANDING WHEN THE HELICOPTER YAWED TO THE LEFT. THE PILOT IMMEDIATELY APPLIED RIGHT PEDAL AND ENTERED A SHORT AUTOROTATION THROUGH THE TREES AND HIT THE GROUND HARD IN A LEVEL POSITION. HELICOPTER DESTROYED. PILOT SUSTAINED NO INJURIES AND WALKED AWAY FROM WRECKAGE.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB WPR11LA244](https://openairdocs.org/ntsb/WPR11LA244), Jun 1, 2011: Hiller UH-12E (N68012), Stockton, CA, substantial damage. Probable cause: The pilot's failure to maintain clearance from obstacles.

## Other reports on N68012 (1)

Matched to the same aircraft by N-number and date.

- [Accident 19870620020989A](https://openairdocs.org/incident/19870620020989A), Jun 20, 1987: Hiller UH12E (N68012), Ray, ND, Substantial damage. The helicopter hit a wire during takeoff. The wire and poles were hidden by trees.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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