Investigation reveals cause of massive apartment fire

Smoke can be seen at the site of a apartment fire near 134 Avenue and 49 Street on May 6, 2025. (Darcy Seaton/CTV News Edmonton)

Edmonton Fire Rescue Services on Thursday revealed the cause of an apartment fire that displaced 250 people earlier this week.

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Investigators say the blaze at Wyndham Crossing at 50 Street and 134 Avenue was the result of a person smoking while using home oxygen in one of the suites.

A damage estimate has not been finalized.

• Residents return to survey damage after fire at north Edmonton apartments

The fire originated on the second floor.

One person was hospitalized.

Almost all units were expected to have sustained either fire or water damage from the firefighting effort.