# NTSB ANC89LA107: Cessna 180H, N2435F, Naknek, AK, June 26, 1989

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: June 25, 1989, 20:00 local (Jun 26, 1989, 04:00 UTC)
- Place: Naknek, AK
- Location: 58.7283° N, 157.0139° W: Placed by OpenAirDocs: center of Naknek, AK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=58.7283&lon=-157.0139&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report March 29, 1991
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 5210
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC89LA107
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/5210/pdf
- Page: https://openairdocs.org/ntsb/ANC89LA107

## Probable cause

THE PILOT'S SELECTION OF AN UNSUITABLE LANDING AREA.

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of control - on ground/water, landing - roll
  - unsuitable terrain or takeoff/landing/taxi area - selected, pilot in command (cause)
- Main gear collapsed, landing - roll
  - landing gear,main gear - overload

## Aircraft

- Registration: [N2435F](https://openairdocs.org/aircraft/N2435F), registered now, S/N 180-51635 (OpenAirDocs)
- Reported make and model: CESSNA 180H
- Registry model: [Cessna 180H](https://openairdocs.org/model/cessna-180h) (registry code 2072618) (OpenAirDocs)
- Registry engine: [Continental O-470 series](https://openairdocs.org/engine/continental-o-470-series) (registry code 17026, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 180-51635
- Airframe hours: 10325
- Engines: CONTINENTAL O-470 230 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Armstrong, Neil C.
- Registered owner: Richard K Armstrong
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, September 2, 1988, 27 hours before
- Departed: DLG, DILLINGHAM, AK
- Airport: NONE, runway 15, 2,500 × 50 ft, dirt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 31; commercial; airplane ratings: single-engine land, single-engine sea; instrument ratings: airplane; medical: class 2, valid medical--w/ waivers/lim; flight hours: 6,500 total, 3,000 in this make and model, 6,500 as pilot in command, 50 in the last 90 days, 20 in the last 30 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 150° at 10 knots
- Visibility: 20 statute miles
- Lowest ceiling: none
- Temperature: -0 °F, dew point -0 °F

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19890625018199A](https://openairdocs.org/incident/19890625018199A), Jun 25, 1989: Cessna 180H, Naknek, AK, Substantial damage. Struck a fishing line while landing on a beach. Main wheels rolled over line but caught tail wheel causing crash.

## Other investigations on N2435F (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 ANC79DA075](https://openairdocs.org/ntsb/ANC79DA075), Jul 13, 1979: Cessna 180 (N2435F), Togiak, AK, substantial damage

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.

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