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LAX83LA219

1983-05-09 · MARYSVILLE, California, United States · Minor · 1 aircraft · Status: Completed

Airport MYV

N21579 has since been reassigned. It is now registered to a different aircraft (PIPER J5A, built 1955), which was not involved in this event.

Aircraft involved

Factual narrative

DURING THE PREVIOUS 7 MOS, THE ACFT HAD BEEN FLOWN ONLY ABOUT 2.5 HRS & HAD BEEN PARKED OUTDOORS WHEN NOT IN USE. ANTICIPATING THE FLT, THE STUDENT PLT & HER HUSBAND HAD STARTED THE ENGINE TO MAKE SURE THE BATTERY WAS OPERATIONAL. THE INSTRUCTOR PLT REPORTED THAT PRIOR TO THE FLT, THE SUMPS WERE DRAINED & FUEL SAMPLES WERE EXAMINED, BUT NO WATER OR OTHER CONTAMINATION WAS FOUND. REPORTEDLY, THE ENG FUNCTIONED NORMALLY DURING START, TAXI & THE 'BEFORE TAKEOFF' CHECK & HAD BEEN OPERATING APRX 15 MIN BEFORE COMMENCING THE TAKEOFF. HOWEVER, WHILE CLIMBING THRU APRX 300 FT AGL, THE ENG SUDDENLY LOST POWER. DURING A FORCED LANDING ROLL-OUT, THE ACFT HIT A LEVEE & WAS DAMAGED. AN EXAMINATION OF THE ACFT REVEALED WATER IN THE FUEL SYS. A MECHANIC ESTIMATED OVER 1/2 PINT IN THE CARBURETOR, APRX 1 PINT DRAINED FROM THE RIGHT TANK & APRX 1/2 PINT DRAINED FROM THE LEFT TANK. THE FUEL CAP O-RINGS WERE FOUND WORN & WOULD ALLOW WATER TO SEEP THRU. ALSO, WRINKLES RISING APRX 3/8 INCH WERE FOUND IN THE BOTTOMS OF THE FUEL TANK BLADDERS. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1983_LAX83LA219.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.