Atlas / NTSB / ANC71DAA10

NTSB CAROL · Event

Event ANC71DAA10

1970-08-16 NENANA, Alaska, United States None 1 aircraft Status: Completed

Registry · N7561D

FAA Aircraft Registry record.

Make / Model

PIPER PA-18A

Year of manufacture

1957 · 13 years old at event

Engine

LYCOMING 0-360 SERIES (180 hp)

Seats / Engines

2 seats · 1 engine

Last airworthiness date

20170420

ADS-B equipped

Yes — Mode-S AA32D2

Registrant of record

PATRICK HALLETT

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N7561D Piper PA-18A None

Historical record (pre-1982)

NTSB recorded this accident in the pre-1982 coded-field schema — structured fields rather than free-text narrative. Decoded codes use established NTSB single-letter taxonomies; cause factors remain verbatim pending the Form 6120.4 codebook lookup.

Aircraft

PIPER PA-18A · N7561D

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

D1

Operator type

D

Kind of flying

B0

Weather at impact

Sky

SCATTERED-ABOVE 1000 FEET

Temp

65° F

Aircraft history

Serial number

000000185838

Pilot

Certificate

Commercial

Total hours

3,300

Age

40

Investigator remarks

FLOAT EQPD,LNDD ON TUNDRA.FUSELAGE,FLOAT DMGD.

Cause factors

74/C/KA C
POWERPLANT POWERPLANT FAILURE FOR UNDETERMINED REASONS Cause
83/B/Y B
TERRAIN OTHER

Decoded against the NTSB Form 6120.4 cause-factor codebook (ct_Pre1982 table). Each row shows the raw triplet, modifier (Cause / Factor / etc.), category, and specific code.

Source: NTSB pre-1982 historical archive. Docket 3 3503. Source file NTSB_1970_3_3503.txt. Modern CAROL record on data.ntsb.gov ↗.

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