Offshore Helicopter Occurrence
ExxonMobil Canada Ltd (ExxonMobil) reported a helicopter occurrence with respect to a flight that was enroute with 2 pilots and 11 passengers to the Thebaud platform.
On July 24, 2019, a Sikorsky S-92 helicopter operated by Canadian Helicopters Offshore (CHO) experienced an unexplained drop in altitude as it approached the Thebaud platform. Once serviceability was confirmed, the helicopter pilots made the decision to return to the heliport at the Halifax International Airport with its passengers.