The 40th Street Detention Basin in Pueblo, Colorado, designed by CH2MHILL, serves as a crucial flood risk reduction infrastructure in the area. Completed in 1998, this earth dam stands at a height of 21 feet and has a hydraulic height of 19 feet, with a length of 961 feet and a storage capacity of 82 acre-feet. Situated on an unnamed tributary of the Fountain-OS River, this state-regulated basin plays a significant role in managing stormwater and reducing the risk of flooding in the region.

With a satisfactory condition assessment and a significant hazard potential, the 40th Street Detention Basin is equipped with an uncontrolled spillway and has a maximum discharge capacity of 1189 cubic feet per second. The basin covers a surface area of 6 acres and holds a normal storage volume of 77 acre-feet. The dam's associated structures include stone core types and soil foundations, emphasizing its reliability in flood risk mitigation. Regular inspections and a moderate risk assessment ensure the basin's effectiveness in addressing potential emergencies and maintaining public safety.

The 40th Street Detention Basin represents a critical piece of infrastructure in the flood management system of Pueblo, Colorado. With its strategic location and state-of-the-art design, this basin not only provides flood risk reduction but also contributes to the overall resilience of the community in the face of changing climate conditions. As water resource and climate enthusiasts, understanding and appreciating the significance of structures like the 40th Street Detention Basin is essential in safeguarding our communities against the impacts of extreme weather events and ensuring sustainable water management practices for the future.