# NTSB SEA84LA128: Cessna 172K, N84153, Pendleton, OR, June 7, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: June 7, 1984, 14:30 local (21:30 UTC)
- Place: Pendleton, OR
- Coordinates: 45.729835, -118.791 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=45.7298&lon=-118.7910&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 39931
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA84LA128
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/39931/pdf
- Page: https://openairdocs.org/ntsb/SEA84LA128

## Sequence of events

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

- In flight encounter with weather, takeoff - initial climb
  - planning/decision - improper, pilot in command (cause)
  - weather condition - thunderstorm (contributing factor)
  - weather condition - high wind (contributing factor)
  - weather condition - crosswind (contributing factor)
  - weather condition - gusts (contributing factor)
  - weather condition - windshear (contributing factor)
- Loss of control - in flight, takeoff - initial climb
  - airspeed - inadequate, pilot in command (cause)
  - stall/mush - uncontrolled, pilot in command
- In flight collision with terrain/water, takeoff - initial climb
  - terrain condition - soft (contributing factor)
- Nose gear collapsed, other
  - landing gear,nose gear - overload

## Analysis

THE PLT SAID HE INITIATED HIS TAKEOFF ON RWY 25 WITH THE WIND FROM 220 DEG AT 35 GUSTING 42 KTS. JUST AFTER LIFTING OFF, AT ABOUT 10 FT AGL, THE STALL WARNING HORN SOUNDED & THE PLT NOTICED THAT THE AIRSPEED HAD DROPPED TO ABOUT 45 MPH. THE ACFT THEN DRIFTED TO THE RIGHT & TOUCHED DOWN IN A PLOWED FIELD WHERE THE NOSE GEAR COLLAPSED & THE RIGHT WING WAS DAMAGED. THE PLT STATED THERE WERE THUNDERSTORMS TO THE SOUTHEAST. HE SUSPECTED THAT HE HAD ENCOUNTERD WINDSHEAR AFTER LIFT-OFF.

## Aircraft

- Registration: [N84153](https://openairdocs.org/aircraft/N84153), registered now, S/N 17258360, built 1969 (OpenAirDocs)
- Reported make and model: CESSNA 172K
- Registry model: [Cessna 172K](https://openairdocs.org/model/cessna-172k) (registry code 2072430) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 17258360
- Airframe hours: 4607
- Engines: LYCOMING O-320-E2D 150 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Yankee Flying Club
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, March 3, 1984, 42 hours before
- Destination: SFF, SPOKANE, WA
- Flight plan: IFR
- Airport: PDT, Pendleton Municipal, runway 25, 6,301 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 32; commercial; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 2, valid medical--w/ waivers/lim; seat: left; flight hours: 830 total, 830 in this make and model, 720 as pilot in command, 52 in the last 90 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 200° at 35 knots, gusting 42
- Visibility: 15 statute miles
- Lowest ceiling: 10,000 ft broken
- Temperature: 64 °F, dew point -0 °F
- Altimeter: 29.00 inHg

## 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 19840607023559A](https://openairdocs.org/incident/19840607023559A), Jun 7, 1984: Cessna 172K, Pendleton, OR, Substantial damage. Gusting winds forced aircraft back into ground after takeoff.

## Other investigations on N84153 (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 SEA71FWG21](https://openairdocs.org/ntsb/SEA71FWG21), Sep 22, 1970: Cessna 172K (N84153), Moses Lake, WA, 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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