Vollmar Dam, located in Correctionville, Iowa, was completed in 1957 and is owned by a private entity. The dam, designed by USDA NRCS, serves multiple purposes including fire protection, stock, small fish pond, and flood risk reduction. With a height of 33 feet and a length of 382 feet, Vollmar Dam has a normal storage capacity of 6 acre-feet and a maximum storage capacity of 87 acre-feet.

Managed by the Iowa Department of Natural Resources, Vollmar Dam is primarily an earth dam with a soil foundation, situated on the TR-Bacon Creek. The dam's hazard potential is rated as low, with a moderate risk assessment score of 3. While the last inspection date was in 1968, Vollmar Dam is state-regulated and has state-permitting, inspection, and enforcement in place to ensure its safety and functionality for the surrounding area.

This dam plays a crucial role in managing water resources and providing essential services to the community. For water resource and climate enthusiasts, Vollmar Dam represents a vital infrastructure piece that contributes to flood risk reduction and supports local wildlife habitats. Its unique design and purpose make it an interesting case study for those interested in sustainable water management practices and the intersection of human development with natural ecosystems.