Incident Overview
Date: Friday 3 April 1981
Aircraft Type: McDonnell Douglas DC-10-10
Owner/operator: United Airlines
Registration Number: N1809U
Location: near Hannibal, MO –
ÿ United States of America
Phase of Flight: En route
Status: Minor, repaired
Casualties: Fatalities: 0 / Occupants: 166
Component Affected: The aircraft itself.The aircraft itself.
Investigating Agency: NTSBNTSB
Category: Accident

A severe and extreme clear air turbulence (CAT) event occurred during a flight from Los Angeles to Newark. Two passengers and nine crew members sustained injuries, some requiring serious treatment, resulting in a diversion to Chicago O?Hare for medical assistance.A severe and extreme clear air turbulence (CAT) event occurred during a flight from Los Angeles to Newark. Two passengers and nine crew members sustained injuries, some requiring serious treatment, resulting in a diversion to Chicago O?Hare for medical assistance.
Description
Encountered severe to extreme clear air turbulence (CAT) en route from Los Angeles to Newark, 20 passengers and 9 crew members were injured, some seriously. Flight diverted to Chicago O?Hare for medical assistance.
Source of Information
https://ntsb.gov/safety/safety-recs/RecLetters/A84_108.pdfhttps://ntsb.gov/safety/safety-recs/RecLetters/A84_108.pdfPrimary Cause
Severe to extreme clear air turbulence (CAT) conditions.Severe to extreme clear air turbulence (CAT) conditions.Share on: