PBO estimates that the average annual cost to the Disaster Financial Assistance Arrangements (DFAA) due to weather events over the next five years is $902 million. Three-quarters of this cost is due to floods. The average annual cost for the previous five and 10 years had been $850 million $489 respectively. Over the past 10 years, weather events on the Prairies have been responsible for 81% of the DFAA costs.
Reports published before 2016 have been archived and are available in the Report Archive.