Wahl Dam, located in Chickasaw, Iowa, along the TR-CRANE CREEK, is a privately-owned structure primarily used for irrigation purposes. Built in 1976 by the USDA NRCS, this Earth-type dam stands at a height of 21 feet and spans 700 feet in length. With a storage capacity of 92 acre-feet and a surface area of 12.5 acres, Wahl Dam plays a vital role in providing water resources for agricultural irrigation in the area.

Managed by the Iowa DNR, Wahl Dam is regulated, inspected, and enforced by state authorities to ensure its safe operation and compliance with regulations. With a low hazard potential and a moderate risk assessment, the dam is considered to be in good condition, although it has not been officially rated. Despite being uncontrolled, Wahl Dam serves as an essential resource for fire protection, stock watering, and small fish pond maintenance in addition to irrigation, highlighting its multi-faceted importance in water resource management in the region.

Overall, Wahl Dam stands as a crucial infrastructure for water management in Chickasaw County, Iowa, offering essential irrigation services while also providing benefits for various other purposes. With its careful regulation and maintenance, this dam continues to play a significant role in supporting agricultural activities and ensuring water availability in the surrounding area.