Aircraft Accident/Incident Report

Cimarron, New Mexico 87120
Thursday, March 24, 1988 10:20 CST

NTSB Narrative Summary Released at Completion of Accident

WHILE IN NORMAL CRUISE FLIGHT AT FL 370, THE FLT CREW WAS ADVISED BY ARTCC PERSONNEL THAT OTHER AIRCRAFT WERE EXPERIENCING OCCASIONAL SEVERE TURBULENCE AT FL 370 ALONG THEIR ROUTE OF FLIGHT. A DESCENT WAS MADE TO FL 330 TO AVOID TURBULENCE. LATER, AS THE AIRCRAFT WAS CRUISING AT FL 330 WITH THE SEAT BELT SIGN OFF, IT ENCOUNTERED 'SEVERE CHOP WITH SEVERE TURBULENCE, IN CLEAR AIR.' ONE FLIGHT ATTENDANT AND TWO PASSENGERS WERE INJURED DURING THE TURBULENCE ENCOUNTER. THE AIRCRAFT CONTINUED TO ITS DESTINATION WITHOUT FURTHER INCIDENT.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Incident
Event Date 3/24/1988
Event Day of the Week Thursday
Time of Event 1020
Event Time Zone Central Standard Time
Event City CIMARRON
Event State NEW MEXICO
Event Country --
Zipcode of the event site 87120
Event Date Year 1988
Event Date Month 3
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 0
Weather Briefing Completeness Unknown
Investigator's weather source Pilot
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 15
Air Temperature at event time (in degrees celsius) --
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 270
Variable Wind Indicator Unknown
Wind Speed (knots) 95
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Minor
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor 3
Injury Total None 208
Injury Total Serious --
Injury Total All 3
Investigating Agency NTSB
NTSB Docket Number (internal use) 5062
NTSB Notification Source --
NTSB Notification Date Mar 24 1988 12:00AM
NTSB Notification Time 1325
Fiche Number and/or location -used to find docket information 37975
Date of most recent change to record Dec 13 2000 11:36AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N308AA
NTSB Number CHI88IA081
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 121: Air Carrier
Type of Flight Plan filed IFR
Flight plan Was Activated? --
Damage None
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name BOEING
Aircraft Model 767-200
Aircraft Series Identifier 767-200
Aircraft Serial Number 22314
Certified Max Gross Weight 300000
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 225
Number of Engines 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Unknown
Date of Last Inspection --
Airframe hours since last inspection --
Airframe Hours --
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name AMERICAN AIRLINES
Aircraft Owner Street Address P.O. BOX 619616
Aircraft Owner City FORT WORTH
Aircraft Owner State TX
Aircraft Owner Country
Aircraft Owner Zipcode 75261
Operator is an individual? --
Operator Name AMERICAN AIRLINES
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address DALLAS/FT. WORTH AIRPORT
Operator City FORT WORTH
Operator State TX
Operator Country
Operator Zip code 75261
Operator Code AALA
Owner has at least one certificate Yes - certificate holder
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not Scheduled
Indicates Domestic or International Flight Domestic
Operator carrying Pax/Cargo/Mail Passenger/Cargo
Type of Flying (Per_Bus / Primary) Unknown
Second Pilot on Board Yes
Departure Point Same as Event No
Departure Airport Code PHX
Departure City PHOENIX
Departure State AZ
Departure Country
Departure Time 915
Departure Time Zone CST
Destination Same as Local Flt --
Destination Airport Code ORD
Destination City CHICAGO
Destination State IL
Destination Country
Specific Phase of Flight Cruise
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:30AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --