Bedrock aquifers are underground rock formations that can store water. The layers of limestone, dolomite and sandstone that make up Iowa's aquifers range from 5,200 feet deep in Southwest Iowa to ...

For bedrock aquifers where groundwater exploration can be expensive, groundwater budgets can be created using existing geospatial and rock core data available at Iowa Geological Survey.

With water-guzzling data centers popping up across Iowa and a multi-year drought causing more farmers to use irrigation systems, Iowa’s underground aquifers are being tapped more frequently. The ...

The project “threatens to drain our aquifers and create a looming water crisis in Iowa,” Jessica Mazour, the Sierra Club Iowa Chapter’s conservation coordinator, said Thursday in an online ...

Iowa also has alluvial aquifers, which are shallow deposits of sand and gravel beside rivers. The Iowa Legislature allocated $250,000 this year for a study of Iowa’s aquifers to make sure they ...

As near-record nitrate levels strain water supply, Central Iowa Water Works asks residents to slash watering, and ...

Nitrate levels in Iowa's Raccoon River are at their highest since 2013. ... "It doesn't go off into the Milky Way. It goes into our aquifers, the rivers and our atmosphere." ...

As many parts of Iowa are in a 4-year drought and some water systems are now requiring customers to conserve water, TV9 took an in-depth look at the state of Iowa’s water resources.

"Over the long haul, we overapply nitrogen to our crops, and that surplus has got to go somewhere," said Chris Jones, a former hydroscience engineer and researcher for the University of Iowa. "It ...

The Sierra Club says emails show the Iowa DNR erred in granting Summit Carbon Solutions a permit to draw millions of gallons of water from an aquifer ...

Iowa State researchers invented saturated buffers to capture nitrate from fertilizer, ... contributes nitrate pollution to the underground aquifers that supply drinking water to the city.