# NTSB SEA87LA138: Cessna 185, N8593Q, Lake Chelan, WA, July 11, 1987

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: July 10, 1987, 18:20 local (Jul 11, 1987, 01:20 UTC)
- Place: Lake Chelan, WA
- Coordinates: 47.889778, -119.989028 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=47.8898&lon=-119.9890&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report November 8, 1988
- Report: Approved by Office Director
- NTSB case key (mKey): 40658
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA87LA138
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/40658/pdf
- Page: https://openairdocs.org/ntsb/SEA87LA138

## Sequence of events

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

- On ground/water collision with object, takeoff - roll/run
  - object - submerged object (contributing factor)
  - preflight planning/preparation - inadequate, pilot in command (cause)
- In flight collision with terrain/water, descent - uncontrolled
  - lift-off - premature, pilot in command (cause)

## Analysis

DURING TAKEOFF FROM THE WATER THE PLT NOTICED A LOG PROTRUDING OUT OF THE WATER. THE ACFT STRUCK THE LOG AND THE PLT ROTATED PREMATURELY, BECAME AIRBORNE, AND THEN DESCENDED STRIKING THE WATER HARD.

## Aircraft

- Registration: N8593Q (not matched to a registry record)
- Reported make and model: CESSNA 185
- Category: Airplane
- Serial number: 18503749
- Airframe hours: 3300
- Engines: CONTINENTAL IO-540-D 300 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Nordic Marine Inc.
- Registered owner: Nordic Marine, Inc.
- Airworthiness certificate: Standard, Normal
- Departed: LAKE CHELAN, WA

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 38; private; airplane ratings: single-engine land, single-engine sea; medical: class 3, expired; seat: left; flight hours: 860 total, 200 in this make and model, 60 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 50 statute miles
- Lowest ceiling: none
- Temperature: 75 °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 19870710066079A](https://openairdocs.org/incident/19870710066079A), Jul 10, 1987: Cessna A185F, Lake Chelan, WA, Substantial damage. Saw log in water takeoff. Pulled aircraft off but not enough speed. Floats struck the log.

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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