Located in Sigourney, Iowa, Cassens Dam is a privately owned structure designed by the USDA NRCS for fire protection, stock, or as a small fish pond. Completed in 1982, this earth-type dam stands at a height of 29 feet and stretches 600 feet in length, with a storage capacity of 107 acre-feet. Despite its low hazard potential, the dam is state-regulated and falls under the jurisdiction of the Iowa DNR, with regular inspections and enforcement to ensure its safety and compliance.

Sitting on the TR- Smith Creek, Cassens Dam serves as a vital resource for water management in Keokuk County, Iowa. Its primary purpose is to provide essential services such as fire protection and stock watering, while also offering recreational opportunities like fishing. The dam's location and design make it a key component in the local ecosystem, supporting wildlife and vegetation in the area.

With a moderate risk assessment rating, Cassens Dam highlights the importance of proper maintenance and management of water resources in the face of changing climate conditions. As climate enthusiasts and water resource advocates, understanding the role of structures like Cassens Dam in maintaining a sustainable water supply is crucial for preserving our environment and ensuring the resilience of communities against future challenges.