Waterways

The U.S. Environmental Protection Agency said nitrate and nitrite levels in six sections of the Cedar, Des Moines, Iowa, Raccoon and South Skunk rivers exceed safe drinking water standards and need to be curtailed.

Four months after historic flooding forced hundreds from their homes in Rock Valley, work is underway to provide more long-term housing for those still displaced.

Retired national television journalist Harry Smith is teaching a college course in Iowa.

Officials with the Iowa DNR investigated a jellyfish native to China in rural Guthrie County. Meanwhile, Oskaloosa Schools reported a student found the freshwater creatures while fishing in Mahaska County.

Iowa has struggled to reduce pollutants in its waterways.

A controlled operation took place Monday to start the demolition of a Burlington Northern Santa Fe Railway bridge destroyed by floodwaters in northwest Iowa.

For thousands of years, dugout canoes were a vital form of transportation for Indigenous Americans.

Iowa is expected to receive about $174 million in opioid settlement funds over the next 18 years.

On this week's Newsbuzz, a regional domestic violence intervention program is looking to fill the gap left by the impending closure of the University of Iowa's Rape Victim Advocacy Program.

DeSoto National Wildlife Refuge didn’t see as many waterfowl fly through this year, but the dry conditions that are to blame could actually benefit birds in the future.