# NTSB SEA84LA187: Cessna A188B, N731YZ, Palouse, WA, July 31, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: July 31, 1984, 10:20 local (17:20 UTC)
- Place: Palouse, WA
- Coordinates: 46.879604, -117.149238 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=46.8796&lon=-117.1492&mi=10
- 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 case key (mKey): 39979
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA84LA187
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/39979/pdf
- Page: https://openairdocs.org/ntsb/SEA84LA187

## Sequence of events

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

- Undershoot, landing - flare/touchdown
  - in-flight planning/decision - inadequate, pilot in command (cause)
  - proper touchdown point - misjudged, pilot in command (cause)
- Nose over, landing - roll
  - terrain condition - soft (contributing factor)

## Analysis

PIC STATED HE LANDED IN S0FT DIRT SHORT OF THE 1600 FT AG STRIP. THE ACFT NOSED OVER.

## Aircraft

- Registration: [N731YZ](https://openairdocs.org/deregistered/N731YZ-2014-03-18), registration cancelled 2014-03-18, S/N 18803274T, built 1978 (OpenAirDocs)
- Reported make and model: CESSNA A188B
- Registry model: [Cessna A188B](https://openairdocs.org/model/cessna-a188b) (registry code 2073005) (OpenAirDocs)
- Registry engine: [Continental IO-520 series](https://openairdocs.org/engine/continental-io-520-series) (registry code 17032, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 18803274T
- Airframe hours: 1955
- Engines: CONTINENTAL IO-520-D 300 horsepower reciprocating
- Damage: Substantial damage
- Flight: Aerial application, Part 137
- Registered owner: Dale E. Schoepflin
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: 100 hour, January 15, 1984, 55 hours before
- Airport: None

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 36; commercial; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 2, valid medical--no waivers/lim.; seat: center; flight hours: 5,000 total, 2,500 in this make and model, 350 in the last 90 days, 6 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 50 statute miles
- Lowest ceiling: none
- Temperature: 81 °F
- Altimeter: 30.00 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 19840731036679A](https://openairdocs.org/incident/19840731036679A), Jul 31, 1984: Cessna A188B, Palouse, WA, Substantial damage. Landed short of Private ag strip in soft plowed ground. Aircraft nosed over.

## Other investigations on N731YZ (2)

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 SEA04LA057](https://openairdocs.org/ntsb/SEA04LA057), Mar 25, 2004: Cessna A188B (N731YZ), Palouse, WA, substantial damage. Probable cause: The pilot's decision to takeoff downwind resulting in his inability to achieve a positive climb rate and an in-flight collision with terrain. Factors contributing to the accident included the rising…
- [NTSB SEA91LA179](https://openairdocs.org/ntsb/SEA91LA179), Jul 18, 1991: Cessna 188B (N731YZ), Palouse, WA, substantial damage. Probable cause: THE PILOT'S FAILURE TO MAINTAIN PROPER RUNWAY ALIGNMENT.

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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