The pilot initiated a "pan-pan" distress call, a step below a "mayday" emergency.
A pilot from the Air Corps issued an emergency call over Celbridge yesterday due to a malfunction in the aircraft's oxygen supply.
The pilot was flying a PC-9 aircraft over Celbridge when an alarm in the cockpit indicated the issue at 12:45 pm.
The pilot initiated a "pan-pan" distress call, a step below a "mayday" emergency.
According to the Journal.ie, the pilot descended below 5,000 feet to mitigate the risk of hypoxia and successfully returned to Casement Aerodrome.
The incident occurred during a routine training mission.
A spokesperson for the Irish Defence Forces confirmed the event, stating, "The pilot safely landed, and technicians are currently investigating the malfunction."

Speed Enforcement To Increase In Kildare With 21 New Camera Zones To Be Rolled Out In January
Over 400 Motorists Caught Speeding So Far Today, Including A Driver In Kilcock
Transport Minister In Discussions With Irish Rail About Extending Late-Night Trains Beyond Christmas
Bus Shelters Treated As Luxury Rather Than Standard, With 500 Kildare Bus Stops In Need Of Upgrades
Recruitment Announcements Don’t Add Up As Garda Numbers Stagnant In Kildare South, Says Local TD
Court Orders Demolition Of 29 Unauthorised Modular Homes Built By Kildare Developer
170 People Arrested In Past Week For Driving Under Influence Of Alcohol Or Drugs
€239k For Clane Playground As Kildare Secures Funding For Just Two Projects