 Despite never officially reaching typhoon strength, Bilis was responsible for $4.4 billion (2006 USD) in damage and 859 fatalities in the Philippines, Taiwan, and China.Most of the damage was caused by heavy rain, which triggered widespread flash flooding and landslides.Many of the areas Bilis flooded were later affected by Typhoon Kaemi, Typhoon Prapiroon, and intense Typhoon Saomai.