Incident at RED DEER REGIONAL AB (CYQF) (ATM - operations)
2021-11-23: The air traffic service (ATS) unit was not operating as per published hours; flight service station (FSS) service was unavailable from 2200Z to 2225Z.
|Occurred At||- 2200 Z|
|Day or Night?|
|TSB Occurrence Number|
|TSB Class of Investigation|