As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ASH 9702 CAE, EN COUNTERED SEVERE TURBULENCE CAUSING A DUCT DETERIORATE RESULTING IN A LOSS OF CABIN PRESSURIZATION. THE LOSS OF CABIN PRESSURIZATION CAUSED THE PAX O2 SYSTEM TO AUTO DEPLOY. MX COMPLIED WITH TURBULENCE INSPECTION. RESTOWED O2 MASKS. REPLACED DUCT ASSY.