There is a possibility that, during an earthquake, the dykes could rupture and the alluvial soil may liquefy, causing extensive damage.
Richmond is also at risk of a major flood if the Fraser River has an unusually high spring freshet.
The Township of Richmond, Lennox County, Ontario was named for Governor General for British North America, Charles Lennox, 4th Duke of Richmond, Richmond, Yorkshire, England.
The first published reference to "Richmond" was a pamphlet about the local farmstead established on Sea Island by Hugh Mc Roberts.
Both Steveston and Burkeville were independent villages until they were annexed by Richmond.
Since all of Richmond occupies islands in a river delta, the city has plenty of rich, alluvial soil for agriculture, and was one of the first areas in British Columbia to be farmed by Europeans in the 19th century.
The next largest island, Sea Island, is home to the Vancouver International Airport (YVR).