After more than four decades the state of Iowa is releasing an updated map of the state's bedrock geology. The Iowa Department of Natural Resources says the map is available to help Iowans find ...

“It also includes deeper sand and gravel bodies sitting on top of the bedrock ... maps, once completed, should help determine the long-term sustainability of each aquifer in Iowa according ...

Bedrock aquifers are underground rock formations ... finger that trails down into Southwest Iowa. If you wonder why Iowa aquifer maps show a blank circle west of Fort Dodge, that’s the Manson ...

Iowa is whittling away at one of its most valuable assets: its rich, black soil. Wind and water erosion are familiar culprits. But new modeling that adds factors including tillage and an ...

Synthetic chemicals that persist indefinitely in the environment have been detected in the water of several deep wells in parts of Iowa with porous bedrock, according to the Iowa Department of ...