Casualties unknown

Floatplane Nose Over and Sinking During Water Landing (N555HM)

Montauk, NY, US

On June 25, 1984, a Cessna 206 (registration N555HM) operated by Shoreline Aviation,inc. was involved in an aviation accident near Montauk, NY. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive; 8 related events involving the same aircraft type or operator are linked below.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-07-04Data APIEditorial standards

A floatplane nosed over and sank during a water landing after a nose-high approach and bounce. Post-accident inspection found the landing gear was up, but no abnormalities in the landing area.

Incident Overview

A floatplane nosed over and sank while attempting a water landing on a lake. The aircraft approached with a nose-high attitude, and upon initial touchdown, it skipped or bounced. A witness reported that the pilot appeared to be trying to extend the touchdown point. During the second touchdown, the floats landed squarely, but the right wing dipped, causing the aircraft to cartwheel and subsequently sink.

Post-Accident Examination

After the accident, an inspection revealed that the aircraft's landing gear was in the retracted (up) position. An examination of the landing area found no unusual conditions or obstructions.

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Frequently asked questions

What happened in the 25 Jun 1984 Cessna 206 accident near Montauk, NY?

A floatplane nosed over and sank during a water landing after a nose-high approach and bounce. Post-accident inspection found the landing gear was up, but no abnormalities in the landing area.

What aircraft was involved and where did it happen?

The accident on 25 Jun 1984 involved a Cessna 206, registration N555HM, operated by Shoreline Aviation,inc., at Montauk, NY.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001214X40121. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.