Blog

  • Beach Advisories Hit an All-Time High: 2025 Monitoring Recap

    posted by Sarah Howe on Friday, September 5, 2025 Since 2014, IEC has monitored and reported beach advisory statistics to promote public safety and awareness of harmful pollutants to Iowa's recreational water bodies. Since IEC began tracking advisories in 2014, this year has had the highest number of state advisories, and 20 more advisories than the 2024 beach season. Read on to learn more.

    View More

  • Managing Water Quality Issues with Ecosystem Restoration

    posted by Sarah Howe on Friday, August 29, 2025 While Iowa has long been a productive agricultural state, intensive manipulation of the land has degraded Iowa's air, water, and soil. More than 90% of Iowa's landscape is privately owned agricultural land, with the majority used for row cropping. Farmers are expected to produce a strong yield and raise more livestock year after year, regardless of environmental impacts. Read on to learn more.

    View More

  • Iowa's Blazing Temps are Driving Rise in Heat-Related Illnesses

    posted by Cody Smith on Friday, July 25, 2025 Extreme heat has dangerous impacts on our health and our infrastructure. Heat waves are the deadliest form of natural disasters in the U.S., and Iowa has not been spared from this growing threat.

    View More

  • Addressing CAFO Pollution Through Enhanced Waste Management and Research Initiatives

    posted by Guest Blogger on Tuesday, July 15, 2025 After World War II, American meat production shifted towards industrial farms due to high demand, antibiotics, and the mechanization of agriculture. This increase in Concentrated Animal Feeding Operations (CAFOs), an industrialization of livestock production that keeps large groups of animals in a small area and generates massive quantities of manure. Read on to learn more.

    View More

  • Time to Update Iowa's Water Plan

    posted by Michael Schmidt on Tuesday, July 1, 2025 Iowa adopted a state water plan in 1985, but has not developed a comprehensive plan since then. The term "water plan" refers to the state's system of regulating the use of its surface and groundwater resources. A state water plan should address all aspects of the water cycle, including precipitation, soil moisture, stream flow, and flooding. We focus here on one important aspect of a plan, groundwater management.

    View More

  • Early Prenatal Nitrate Exposure and Birth Outcomes: A Study of Iowa's Public Drinking Water

    posted by Guest Blogger on Friday, June 27, 2025 Iowa is currently facing an unprecedented drinking water crisis. Recent reports indicate alarming nitrate levels in the Raccoon River; so high that city officials enacted emergency measures such as lawn water bans, to ensure water treatment facilities could comply with regulatory standards for safe drinking water. Unfortunately, at least for pregnant women, any level of nitrate in drinking water appears unsafe.

    View More

  • IEC Explainer: Nitrates and Public Health

    posted by Colleen Fowle on Friday, June 20, 2025 Nitrates are naturally occurring chemicals found in soil, water, and air. They contain nitrogen and oxygen, which are required by plants and animals for growth and development. Nitrates are negatively charged particles (ions), so they bond to other substances in the environment and dissolve easily in water. Read more about nitrates here.

    View More

  • Know Your Flood Risks-Iowa Flood Center Tools

    posted by Guest Blogger on Thursday, June 12, 2025 In response to catastrophic flooding in 2008, Iowa legislators established the Iowa Flood Center (IFC) at the University of Iowa's IIHR-Hydroscience and Engineering (IIHR) department, a world-renowned institute for education, research, and public service dedicated to solving some of the world's greatest water resources challenges. Read on to learn more.

    View More

  • Berkshire Hathaway Leadership Called Out for Coal at 2025 Shareholder Meeting

    posted by Jordan Oster on Monday, May 19, 2025 Warren Buffett is retiring, but what about the coal plants? While Berkshire Hathaway's leadership is changing, Iowans are still living with the daily impacts of Berkshire running one of the largest and dirtiest coal fleets in the country through its subsidiary MidAmerican Energy.

    View More

  • Elevated Nitrate in Iowa's Public Water Systems Disproportionately Affects Vulnerable Populations

    posted by Guest Blogger on Tuesday, April 22, 2025 Iowa, a major agricultural producer of corn and swine in the US, has grappled with decades-long nitrate (NO3-) pollution in its rivers, lakes, and groundwater due to intensive farming practices and animal feeding operations. Nitrate originating from agricultural activities, industrial discharges, and wastewater treatment processes can contaminate drinking water sources such as groundwater and surface water bodies. Read the entire guest blog here.

    View More