Knop Dam, located in Battle Creek, Iowa, is a privately owned structure designed by USDA NRCS with a primary purpose of fire protection, stock, or small fish pond. Completed in 1995, this Earth-type dam stands at a height of 34 feet and spans 390 feet in length. With a storage capacity of 40 acre-feet and a surface area of 2 acres, Knop Dam serves the community by providing essential water resources for various purposes.

Managed by the Iowa DNR, Knop Dam is regulated, permitted, inspected, and enforced by state agencies to ensure its safety and compliance with regulations. Despite being classified as having a low hazard potential, the dam is considered to have a moderate risk level, with risk management measures that maintain its integrity and functionality. Situated on the TR-Maple River, Knop Dam contributes to the local ecosystem by providing water resources and habitat for aquatic life.

Water resource and climate enthusiasts will appreciate Knop Dam for its role in water conservation, irrigation, and flood control in the region. With its controlled spillway and soil foundation, the dam serves as a vital infrastructure for the community, supporting agricultural activities and wildlife preservation. As a part of the Rock Island District, Knop Dam stands as a testament to the collaborative efforts between private owners and government agencies in managing water resources for the benefit of all stakeholders.