Located in Hebron, Iowa, the Tapken Dam is a private-owned structure designed by USDA NRCS and completed in 1976. With a dam height of 28 feet and a length of 445 feet, this Earth-type dam serves multiple purposes, including fire protection and creating a small fish pond. The dam has a storage capacity of 42 acre-feet and covers a surface area of 3.8 acres, with a drainage area of 0.12 square miles.

Regulated by the Iowa DNR, the Tapken Dam is classified as having a low hazard potential and a moderate risk level. Despite not being rated for its condition, the dam is inspected periodically by state authorities and is equipped with an uncontrolled spillway. The structure is located on TR-Nine Mile Run, a tributary in Adair County, Iowa, and is situated in close proximity to Cindy Axne's district.

Water resource and climate enthusiasts will appreciate the Tapken Dam for its role in providing fire protection and maintaining a small fish pond while also being mindful of the potential risks associated with its operation. With its low hazard potential and moderate risk level, this privately-owned Earth-type dam in Hebron, Iowa serves as an important piece of infrastructure regulated by the Iowa DNR. Its strategic location and design by USDA NRCS make it a noteworthy structure for those interested in water resource management and climate adaptation efforts.