Fraser River flood of 1948
The Fraser River flood of 1948 was the most devastating flooding to hit Greater Vancouver in living memory. That year's floods had more than 2,300 homes were destroyed, 16,000 people displaced, and a great number of livestock killed. The population of the Lower Fraser Valley at the time was only around 50,000. At the flood's height, the water level measured 7.6 m. The areas of Abbotsford and northern Langley were particularly hard hit. The Canadian National Railway line and the Trans-Canada Highway rail lines were flooded, cutting southwestern BC off from the rest of Canada. When the waters receded, 10 were dead and 1,500 were left homeless, and between $150 and 210 million in damage had been inflicted on the area.
Timeline
May 26th
A district engineer with the Dominion Power and Water Bureau, CW Webb, warns that unless there is a large change in temperature within ten days, floods will consume the Lower Fraser Valley.May 28th
Residents began to worry about the high water levels in late May, and on May 28, the dikes at Agassiz and Nicomen Island broke. The Nicomen Island dike is described as bursting "like an atom bomb." The decision is made to evacuate Barnston Island, which is home to 35 families and over 1,000 livestock. The evacuation barges struggle in the angry river, but the operation is a success, with all but two horses making it off the island.May 30th
On May 30, the Queensborough dike is handed over to the military, with over 70,000 sandbags already in place.May 31st
Premier Byron Johnson declares a state of emergency in the province.The Matsqui District declares a state of emergency. Parts of Fraser Mills and Colony Farm are flooded.
June 3rd
The Hatzic dike breaks and floods the area around Lougheed Highway.The Association of Ontario Mayors and Reeves adopted a motion urging the Government of Ontario to fund relief efforts in BC.