Located in Wood County, Wisconsin, Gallagher Flowage Controls is a state-owned structure regulating the flow of Kert Creek Ditch No. 1. Built in 1969 for recreation purposes, this earth dam stands at a height of 10 feet with a hydraulic height of 7 feet. With a storage capacity of 1,170 acre-feet and a drainage area of 16 square miles, Gallagher Flowage Controls covers a surface area of 700 acres and boasts a maximum discharge capacity of 200 cubic feet per second.

Despite its age, Gallagher Flowage Controls maintains a fair condition assessment and a low hazard potential. Regular inspections are conducted every 10 years, with the last inspection occurring in October 2014. The structure is regulated, permitted, and inspected by the Wisconsin Department of Natural Resources, ensuring its safety and compliance with state standards. Although the risk assessment indicates a moderate level of risk, the structure has not been assigned a Dam Safety Action Classification (DSAC) date, suggesting that risk management measures are under control.

Overall, Gallagher Flowage Controls serves as a vital asset for both water resource management and recreational activities in the area. With its consistent regulatory oversight and fair condition, this structure continues to provide essential functions while ensuring the safety of surrounding communities and the environment. As a prime example of effective state-owned infrastructure, Gallagher Flowage Controls stands as a testament to the importance of proper maintenance and oversight in preserving water resources for future generations.