BRISBANE, Australia (AP) _ A heat wave in eastern Australia has killed 22 people in four days, a city weather bureau spokesman said Monday.

The victims all died from heat stress as Queensland state sweltered in temperatures of up to 106 degrees.

Most who died were elderly residents of Brisbane, the capital of Queensland.

Ambulance officers treated 280 people for heat stress in Brisbane, and more than 100 were admitted to hospital.

The Brisbane Weather Bureau said Brisbane was experiencing its highest January temperatures since records began in 1935. The bureau said temperatures were expected to ease Monday.