# Accident 19911221060529A: Arctic S1B2, Lysite, WY, December 21, 1991

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: December 21, 1991, 08:30 local time
- Place: Lysite, WY
- Damage: Substantial damage
- Phase of flight: Low Level Operations
- Operating rules: General operating rules (Part 91)
- Operator: BZHA
- Location: 43.2510° N, 107.7109° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=43.2510&lon=-107.7109&mi=10
- Aircraft: N71AT, a cancelled registration (https://openairdocs.org/deregistered/N71AT-2013-03-25) (OpenAirDocs)
- Registry model: Arctic S-1B2 (registry code 0790208, https://openairdocs.org/model/arctic-s-1b2) (OpenAirDocs)
- Registry engine: Lycoming 0-320 series (registry code 41508, https://openairdocs.org/engine/lycoming-0-320-series) (OpenAirDocs)
- Reported make and model: ARCTIC S1B2
- Reported engine: LYC O320B2B
- People aboard: 1
- Fatal injuries: 0
- Pilot flight hours: 7,400 total, 2,000 in this make and model, 210 in the last 90 days
- NTSB investigation: [NTSB SEA92LA030](https://openairdocs.org/ntsb/SEA92LA030) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19911221060529A

## Narrative

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

ON AERIAL GAME SURVEY ENCOUNTERED A SEVERE DOWNDRAFT. BEGAN TURN AWAY FROM RIDGE. UNABLE RECOVER. IMPACT DEEP SNOW.

## 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 SEA92LA030](https://openairdocs.org/ntsb/SEA92LA030), Dec 21, 1991: Artic S-1B2 (N71AT), Lysite, WY, substantial damage. Probable cause: THE PILOT'S FAILURE TO MAINTAIN CLEARANCE WITH TERRAIN. FACTORS CONTRIBUTING TO THE ACCIDENT WERE RISING TERRAIN, DOWNDRAFTS, AND THE PILOT'S INADEQUATE COMPENSATION FOR WIND CONDITIONS.

## Other reports on N71AT (2)

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

- [Accident 20020816023429A](https://openairdocs.org/incident/20020816023429A), Aug 16, 2002: Arctic S1B2 (N71AT), Meeteetse, WY, No damage, 1 fatal. (-23) Causal factors to the fatal accident are the pilots limited experience in this make and model as well as in the game counting operations he was engaged…
- [Accident 19971206037459A](https://openairdocs.org/incident/19971206037459A), Dec 6, 1997: Arctic S1B2 (N71AT), Worland, WY, Substantial damage. (Tty) acft made emer landing due to loss of power acft sustained damage on landing. Worland, WY. (.4)the pilot landed on a dirt road, picked up his passenger,…

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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