Home Environmental Research to Improve the Health Of Iowans Dedicated to supporting and conducting research to identify, measure, and prevent adverse health outcomes related to exposure to environmental toxins. Learn More Water Testing CHEEC conducts water testing across the state of Iowa Environmental Data CHEEC maintains several water quality databases, including public dashboards Research CHEEC actively engages in environmental health research to identify, measure and study adverse health outcomes related to exposure to environmental toxins. News Presentation on September 19: Agricultural Exposures and Cancer Risk Tuesday, September 2, 2025 CHEEC Supports Water Quality Monitoring Across Eastern Iowa Watersheds Monday, August 25, 2025 Study Links Nitrate and Disinfection By-Products in Drinking Water to Increased Risk of Ovarian Cancer Tuesday, July 1, 2025 View more