Calgary Woman Dies After Medical Emergency at Mabel Lake Provincial Park

A 45-year-old woman from Calgary has died following a medical emergency while swimming at Mabel Lake Provincial Park, located north of Lumby, British Columbia.

According to the RCMP, the incident occurred Sunday evening when the woman began experiencing difficulty breathing while in the water and quickly went into medical distress. Lumby RCMP responded to the park to assist the B.C. Ambulance Service, who were already on scene attempting to resuscitate her.

The woman was rushed ashore, where a retired nurse immediately began cardiopulmonary resuscitation (CPR). Paramedics continued advanced life-saving efforts upon arrival, including CPR for approximately 30 minutes. Despite the combined efforts of bystanders and emergency responders, the woman could not be revived and was pronounced dead at the scene.

Cpl. Trevor Tribes of the Lumby RCMP confirmed that the incident is not considered suspicious. The case has been handed over to the B.C. Coroners Service for further review. The woman’s name has not been released.

More details about the incident can be found in the original news report, available here:
👉 Calgary woman dies in Mabel Lake Provincial Park

Why Water Safety and CPR Training Matter

Medical emergencies can happen suddenly, especially during recreational activities such as swimming. This tragic incident highlights how quickly a situation can escalate and how important immediate action can be.

Cardiopulmonary resuscitation (CPR) is a critical life-saving skill that helps maintain blood flow and oxygen to vital organs during cardiac or respiratory emergencies. When CPR is started quickly, it can significantly improve survival chances while waiting for emergency medical services.

Having trained individuals nearby—such as the retired nurse in this situation—can make a meaningful difference during the most critical moments.

Learn How You Can Help

Being prepared can save lives. Enrolling in a recognized CPR and AED training program ensures you have the skills and confidence to respond effectively during emergencies at lakes, pools, beaches, and other public spaces.

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About The Author

Mark Kascha

Certified First Aid Instructor Trainer with 30+ years of real-world experience, including lifeguarding, workplace emergency response, and first aid program development across Canada. Has worked with WorkSafeBC, WSIB, and Manitoba Health.

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Last reviewed: March 2026

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