# NTSB ANC85LA091: Cessna 180, N180SL, Kenai Lake, AK, June 9, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: June 9, 1985, 10:45 local (18:45 UTC)
- Place: Kenai Lake, AK
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 4498
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC85LA091
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/4498/pdf
- Page: https://openairdocs.org/ntsb/ANC85LA091

## Sequence of events

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

- Dragged wing,rotor,pod,float or tail/skid, landing - flare/touchdown
  - aircraft handling - improper, pilot in command (cause)
  - flare - improper, pilot in command (cause)
- Nose over, landing - flare/touchdown

## Analysis

THE PLT STATED THAT THE FLOAT STRUCK THE WATER DURING LANDING RESULTING IN THE ACFT NOSING OVER AND SINKING IN 25 FT OF WATER.

## Aircraft

- Registration: [N180SL](https://openairdocs.org/deregistered/N180SL-2015-05-13), registration cancelled 2015-05-13, S/N 18051644, built 1966 (OpenAirDocs)
- Reported make and model: CESSNA 180
- 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: 18054644
- Airframe hours: 3636
- Engines: CONTINENTAL O-470-R 230 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Richard E. Thrall
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, March 23, 1985, 26 hours before
- Departed: LHD, ANCHORAGE, AK
- Airport: runway 1

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 33; private; airplane ratings: single-engine sea, single-engine land; medical: class 2, valid medical--w/ waivers/lim; seat: left; flight hours: 382 total, 94 in this make and model, 306 as pilot in command, 26 in the last 90 days, 15 in the last 30 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 170° at 4 knots
- Visibility: 40 statute miles
- Lowest ceiling: none
- Temperature: 55 °F, dew point 19 °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 19850609023379A](https://openairdocs.org/incident/19850609023379A), Jun 9, 1985: Cessna 180H, Kenai Lake, AK, Substantial damage. Float struck water as turn was being made to final. Aircraft cartwheeled and came to rest upside down in lake.

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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