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All News and Pages Related to "Iowa Flood Center"

Geologic Hazards

Posted on April 30th, 2014

Earthquakes Iowa Geological Survey geologists have information on historic Iowa earthquakes and significant earthquakes in other areas of the midcontinent. Only 12 earthquakes with epicenters in Iowa are known in historic times. The first known occurred in 1867 near Sidney in southwest Iowa, the most recent in 1948 near Oxford in the east-central part of […]

About

Posted on April 10th, 2014

Surface to Subsurface Iowa’s groundwater supplies a natural water storage and distribution system that provides drinking water for more than 80 percent of Iowa’s population and helps to support Iowa’s important agricultural economy. Thousands of wells across the state provide access to these groundwater resources. Over the decades, well-drillers have collected more than 35,000 samples […]