"When Delta islands flood, seawater is drawn toward intakes for water supply projects that serve parts of the Bay Area, the San Joaquin Valley and Southern California."
By Mike Taugher, Contra Costa Times
The odds are even that a major earthquake or flood will take out 30 or more Delta islands sometime in the next 25 years, with most of the threat coming from earthquakes, the most comprehensive assessment ever on the Delta's levees concludes.
The report, the first phase of a $13 million study on Delta levees, finds widespread flooding on 30 or more islands is all but inevitable in the next 100 years — a finding that carries major implications for one of California's most important sources of water for 23 million residents and the health of the West Coast's largest estuary.
"Under business as usual practices, the Delta region as it exists today is unsustainable," the report concluded.
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