# NTSB SEA88LA096: Cessna 172N, N4723J, Anacortes, WA, May 15, 1988

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: May 15, 1988, 16:30 local (23:30 UTC)
- Place: Anacortes, WA
- Coordinates: 48.459312, -122.600318 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=48.4593&lon=-122.6003&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report April 25, 1989
- Report: Approved by Office Director
- NTSB case key (mKey): 40818
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA88LA096
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/40818/pdf
- Page: https://openairdocs.org/ntsb/SEA88LA096

## Sequence of events

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

- Overrun, landing - roll
  - planned approach - misjudged, pilot in command (cause)
  - lack of recent experience, pilot in command (contributing factor)
- On ground/water collision with object, landing - roll
  - terrain condition - high obstruction(s) (contributing factor)

## Analysis

AFTER OVERFLYING THE INTENDED SEAPLANE BASE LANDING AREA. THE PILOT, WHO HAD LOGGED ONLY 1 HOUR OF FIXED WING TIME IN THE PREVIOUS 90 DAYS, MISJUDGED THE NECESSARY DOWNWIND LEG LENGTH AND LANDED WITH INSUFFICIENT SURFACE DISTANCE AVAILABLE TO STOP THE AIRCRAFT BEFORE COLLIDING WITH A BREAKWATER.

## Aircraft

- Registration: [N4723J](https://openairdocs.org/deregistered/N4723J-2014-10-20), registration cancelled 2014-10-20, S/N 17273669, built 1979 (OpenAirDocs)
- Reported make and model: CESSNA 172N
- Registry model: [Cessna 172N](https://openairdocs.org/model/cessna-172n) (registry code 2072434) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 17273669
- Engines: LYCOMING O-320-H2AD 160 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Kenmore Air Harbor, Inc.
- Airworthiness certificate: Standard, Normal
- Last inspection: Unknown, May 4, 1988
- Departed: S60, KENMORE, WA
- Destination: WA03, ANACORTES, WA
- Airport: WA03, Skyline Seaplane

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 39; commercial; airplane ratings: single-engine land, single-engine sea, multi-engine land; instrument ratings: airplane; medical: unknown; seat: left; flight hours: 382 total, 200 in this make and model, 212 as pilot in command, 5 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 0° at 5 knots
- Visibility: 20 statute miles
- Lowest ceiling: none
- Temperature: 61 °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 19880515051879A](https://openairdocs.org/incident/19880515051879A), May 15, 1988: Cessna 172N, Anacortes, WA, Substantial damage. Landed long in harbor seaplane area. Unable to stop collided with a concrete breakwall.

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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