Madrid WWTP - Boone County, Iowa Wastewater Treatment Plant

Madrid WWTP is a municipal wastewater treatment facility located in Douglas Township, Boone County, Iowa. It serves a population of approximately 2,418 residents, placing it in the small community category under U.S. regulatory frameworks. As a small-scale plant, Madrid WWTP is subject to the U.S. Clean Water Act and Iowa Department of Natural Resources (DNR) permitting requirements. Treatment processes for plants of this size typically include primary and secondary treatment, often with lagoon or activated sludge systems, to meet state and federal effluent standards. The plant discharges treated wastewater to local waterways within the Des Moines River basin, which ultimately flows to the Mississippi River and the Gulf of Mexico. Its operations contribute to protecting downstream water quality and aquatic habitats in this agriculturally intensive region.

Madrid WWTP discharges into tributaries of the Des Moines River, which flows southeast to the Mississippi River and eventually the Gulf of Mexico. The local watershed supports diverse aquatic life and is part of a region with significant agricultural runoff concerns. The plant's treatment helps mitigate nutrient loading and protect downstream ecosystems.