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Atlas / NTSB / SEA90LA022

NTSB CAROL · Event

Event SEA90LA022

1989-11-25 BOULDER CITY, Nevada, United States Airport · BLD None 1 aircraft Status: Completed

Registry · N416CP

FAA Aircraft Registry record.

Make / Model

CESSNA 172S

Year of manufacture

2020

Engine

LYCOMING IO-360-L2A (180 hp)

Seats / Engines

4 seats · 1 engine

Last airworthiness date

20200622

ADS-B equipped

Yes — Mode-S A4EAAA

Registrant of record

CHRISTIANSEN AVIATION LLC

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

Probable cause & findings

THE PILOT DID NOT ATTAIN PROPER ALIGNMENT WITH THE RUNWAY. CONTRIBUTING TO THE ACCIDENT WAS THE DITCH AND THE PILOT'S DIVERTED ATTENTION.

Factual narrative

THE PILOT REPORTED THAT WHILE MAKING AN APPROACH TO THE RUNWAY IN TWILIGHT CONDITIONS, HE WAS MORE FIXATED ON ALTITUDE, SPEED AND THE LOCATION OF THE THRESHOLD. THE PILOT DID NOT NOTICE THAT THE AIRPLANE WAS MISALIGNED WITH THE RUNWAY, AS THE RUNWAY IS ONLY EQUIPPED WITH THRESHOLD LIGHTS. THE AIRPLANE TOUCHED DOWN BETWEEN THE THRESHOLD LIGHTS AND TRAVELED OFF THE LEFT SIDE OF THE RUNWAY AND RAN INTO A DITCH. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1989_SEA90LA022.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.