# NTSB DEN84LA228: Piper PA-18-150, N6083A, Meeteetse, WY, July 20, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: July 20, 1984, 09:00 local (15:00 UTC)
- Place: Meeteetse, WY
- Coordinates: 44.149414, -108.869323 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=44.1494&lon=-108.8693&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 16436
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN84LA228
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/16436/pdf
- Page: https://openairdocs.org/ntsb/DEN84LA228

## Sequence of events

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

- Loss of engine power(total) - nonmechanical, cruise
  - carburetor heat - not used, pilot in command (cause)
  - weather condition - carburetor icing conditions (contributing factor)
- Forced landing, descent - emergency
- In flight collision with terrain/water, landing - flare/touchdown
  - airport/facilities - mountainous/hilly (contributing factor)
  - airport/facilities - none suitable (contributing factor)

## Analysis

PLT REPORTED FLT WAS BEING CONDUCTED IN MOUNTAINOUS TERRAIN WITH FOG PATCHES IN THE AREA. CONDITIONS CONDUCIVE TO CARB ICE EXISTED. CALCULATED TEMP AT FLIGHT ALTITUDE OF 9000 FT MSL: 62 DEGS. PLT'S ESTIMATE OF TEMP: 50 DEGS. CLOSEST REPORTED DEW PT: 57 DEGS. CALCULATED DENSITY ALT: 11000 FT. ACFT CERTIFIED SERVICE CEILING: 18500 FT. CARB HEAT NOT REPORTED IN USE. PLT CITED CARB ICE AS THE CAUSE OF THE POWER LOSS.

## Aircraft

- Registration: [N6083A](https://openairdocs.org/aircraft/N6083A), registered now, S/N 18-8009048, built 1979 (OpenAirDocs)
- Reported make and model: PIPER PA-18-150
- Registry model: [Piper PA-18-150](https://openairdocs.org/model/piper-pa-18-150) (registry code 7101828) (OpenAirDocs)
- Registry engine: [Lycoming O-320-A2B](https://openairdocs.org/engine/lycoming-o-320-a2b) (registry code 42101, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 18-8009048
- Airframe hours: 306
- Engines: LYCOMING O-320-A2A 160 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Hunt Oil Co
- Registered owner: William D. Brown
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, March 28, 1984
- Departed: CODY, WY
- Destination: HOODOO RANCH AR, WY

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 54; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: front; flight hours: 2,100 total, 2,100 in this make and model, 100 in the last 90 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 220° at 4 knots
- Visibility: 40 statute miles
- Lowest ceiling: none
- Temperature: 70 °F, dew point 57 °F
- Altimeter: 30.00 inHg
- Observed at: WRL, 280 nm away

## 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 19840720033979A](https://openairdocs.org/incident/19840720033979A), Jul 20, 1984: Piper PA18150, Meeteetse, WY, Substantial damage. Failed to use carburetor heat. Engine quit while looking for cattle. Crash landed on rocky incline at 8500 ft MSL.

## Other investigations on N6083A (3)

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 DEN06CA073](https://openairdocs.org/ntsb/DEN06CA073), May 7, 2006: Piper PA-18-150 (N6083A), Cody, WY, substantial damage. Probable cause: the pilot's failure to maintain clearance with a parked vehicle during the approach to land on a dirt road. Contributing factors were the pilot's improper decision to land near an unsuitable landing…
- [NTSB DEN88LA154](https://openairdocs.org/ntsb/DEN88LA154), Jul 12, 1988: Piper PA-18 (N6083A), Cody, WY, substantial damage
- [NTSB DEN80FTC17](https://openairdocs.org/ntsb/DEN80FTC17), May 23, 1980: Piper PA-18 (N6083A), Cheyenne, WY, 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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