# NTSB MIA84FA197: Consolidated Aeronautics Lake LA-4-200, N1211L, Marathon, FL, June 30, 1984

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Field investigation · Final report
- Date: June 30, 1984, 16:40 local (20:40 UTC)
- Place: Marathon, FL
- Coordinates: 24.709512, -81.080558 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=24.7095&lon=-81.0806&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious, 1 minor
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 31002
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA84FA197
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/31002/pdf
- Page: https://openairdocs.org/ntsb/MIA84FA197

## Sequence of events

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

- In flight collision with terrain/water, maneuvering
  - judgment - poor, pilot in command (cause)
  - impairment(alcohol), pilot in command (cause)
  - buzzing - performed, pilot in command (contributing factor)
  - altitude - misjudged, pilot in command (cause)
  - terrain condition - water,rough (contributing factor)

## Analysis

THE PLT REPORTED THAT HE WAS FLYING LOW & IN LEVEL FLT OVER THE OCEAN WHEN THE ACFT HIT THE WAKE FROM A LARGE BOAT & FLIPPED OVER. ACCORDING TO WITNESSES, THE ACFT BEGAN A RIGHT TURN WHILE FLYING LOW, THEN THE RIGHT WING HIT THE WATER & THE ACFT CARTWHEELED & CRASHED. A CHECK OF THE PLT'S BLOOD SHOWED AN ALCOHOL LEVEL OF 0.16%.

## Aircraft

- Registration: [N1211L](https://openairdocs.org/deregistered/N1211L-2013-04-10), registration cancelled 2013-04-10, S/N 715, built 1975 (OpenAirDocs)
- Reported make and model: Consolidated Aeronautics Inc. LAKE LA-4-200 (LAKE LA-4-)
- Registry model: [Consolidated Aeronautics LAKE LA-4](https://openairdocs.org/model/consolidated-aeronautics-lake-la-4) (registry code 2400102) (OpenAirDocs)
- Registry engine: [Lycoming I0360 series](https://openairdocs.org/engine/lycoming-i0360-series) (registry code 41515, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 715
- Airframe hours: 480
- Engines: LYCOMING IO-360-A1B 200 horsepower reciprocating
- Damage: Destroyed
- Flight: Personal, Part 91
- Operator: Richard Causley
- Registered owner: Reef Hopper Airlines Inc.
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, May 1, 1984
- Departed: MTH, MORATHON, FL

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 37; commercial, flight instructor; airplane ratings: single-engine sea, single-engine land; medical: class 2, valid medical--w/ waivers/lim; seat: left; toxicology performed; flight hours: 3,370 total, 1,050 in this make and model, 3,200 as pilot in command, 60 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 160° at 4 knots
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 88 °F, dew point 73 °F
- Altimeter: 29.00 inHg
- Observed at: EYW, 40 nm away

## 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 19840630028099A](https://openairdocs.org/incident/19840630028099A), Jun 30, 1984: Conaer LA4200, Marathon, FL, Destroyed. Attempted turn while flying low over water. Wingtip struck water and cartwheeled. Pilot had been drinking alcohol.

## Other investigations on N1211L (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 FTW76DQG96](https://openairdocs.org/ntsb/FTW76DQG96), Jul 2, 1976: Lake LA-4 (N1211L), Littlefield, TX, 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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