DCA23WA463

NTSB incident investigation · Boeing 737 · Guayaquil, Ecuador · September 24, 2023

Incident · No injuriesClass 5 · Foreign
Date
September 24, 2023, 18:30 local (18:30 UTC)
Place
Guayaquil, Ecuador
Injuries
36 uninjured
Damage
No damage
Phase of flight
Enroute
Aircraft
HC-CUHBoeing 737
Defining event
Enroute-climb to cruise: Pressure/environ sys malf/fail
Investigation class
Class 5 - No publish
NTSB office
Major Investigations Division
Lead agency
Other
Case key
193145

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the incident.

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Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event is the one that best describes the accident. Under each, the cases with the same event anywhere in their sequence.

Pressure/environ sys malf/failEnroute-climb to cruiseAll aircraft: 116 casesDefining event

Aircraft

Registration
HC-CUH
Reported as
Boeing 737 (5Y0)
Category
Airplane
Serial number
24900
Damage
No damage
Flight
Part 121
Operator
Aeroregional
Registered owner
Aeroregional