Accident Piper PA-12 N2719M, Sunday 11 August 1991

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Date:	Sunday 11 August 1991
Time:	16:00 LT
Type:	Piper PA-12
Owner/operator:	Mark Kneen
Registration:	N2719M
MSN:	121216
Year of manufacture:	1946
Engine model:	Lycoming O-360-A2A
Fatalities:	Fatalities: 0 / Occupants: 3
Other fatalities:	0
Aircraft damage:	Substantial
Category:	Accident
Location:	Iliamna, AK - United States of America
Phase:	Manoeuvring (airshow, firefighting, ag.ops.)
Nature:	Executive
Departure airport:
Destination airport:
Investigating agency:	NTSB
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
WHILE MANEUVERING AT LOW LEVEL, THE ENGINE QUIT. AFTER AN EMERGENCY LANDING ON THE TUNDRA, THE AIRPLANE WAS SUBSTANTIALLY DAMAGED. EXAMINATION OF THE AIRPLANE BY THE PILOT REVEALED WATER IN BOTH FUEL TANKS AND CARBURETOR.

Probable Cause: FUEL CONTAMINATION AND THE PILOT'S FAILURE TO PERFORM AN ADEQUATE PREFLIGHT OF THE AIRPLANE. CONTRIBUTING TO THE ACCIDENT WAS THE ROUGH, UNEVEN TERRAIN OF THE TUNDRA LANDING AREA.

Accident investigation: