Atlas / NTSB / SEA71FWA14

NTSB CAROL · Event

Event SEA71FWA14

1970-08-21 NEWBERG, Oregon, United States None 1 aircraft Status: Completed

Aircraft involved

N17081 HELIO ACFT H-391B 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

HELIO ACFT H-391B · N17081

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Cruise — descent (EF)

Operator type

Personal/private

Airport

SPORTSMAN AIRPARK

Kind of flying

A0

Weather at impact

Sky

CLEAR

Aircraft history

Serial number

000000000068

Total time

597 hrs

Pilot

Certificate

Flight instructor (CFI)

Total hours

22,300

Age

52

Investigator remarks

COMB TEST/DUAL INST FLT.STDNT L SEAT,MADE LDG.

Cause factors

64/C/30 C
PILOT IN COMMAND INADEQUATE SUPERVISION OF FLIGHT Cause
66/C/79 C
DUAL STUDENT Cause
88/K/94 K
MISCELLANEOUS ACTS,CONDITIONS OVERLOAD FAILURE Joint factor

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 3304. Source file NTSB_1970_3_3304.txt. Modern CAROL record on data.ntsb.gov ↗.

Beyond the agency record

Search this event elsewhere.

Pre-filled searches into the sources where news + community discussion of aviation events lives. External sources are reported, not agency. Treat them as signal that something happened, not as fact about what happened.

TallyAero Live Wire Aviation press

Entity-clustered aviation events in the press — last 24 hr + 30-day archive.

NTSB CAROL Agency ↗

Official agency record + docket.

NTSB Docket Agency ↗

Investigative docket: factual reports, photos, transcripts.

Aviation Safety Network Aviation press ↗

Long-running aviation incident database (Flight Safety Foundation).

Kathryn's Report Aviation press ↗

Community NTSB synthesis blog — often has photos and witness reports.

Aviation Herald Aviation press ↗

Gold-standard aviation incident blog.