Frd No 4-B, also known as the Turkey Creek Watershed Dam Frd4b, is a flood risk reduction structure located in Enterprise, Kansas. Built in 1969 by the USDA NRCS, this earth dam stands at a height of 25 feet and has a storage capacity of 130 acre-feet. Its primary purpose is flood risk reduction, specifically along the East Turkey Creek-TR river or stream.

With a low hazard potential and a moderate risk assessment rating of 3, Frd No 4-B is designed to handle a maximum discharge of 650 cubic feet per second through an uncontrolled spillway that is 104 feet wide. Despite not being state regulated, inspected, or permitted, this dam provides essential protection to the surrounding area. While its condition assessment is listed as "Not Rated," its risk management measures and emergency action plan status are currently unknown.

Water resource and climate enthusiasts will appreciate the critical role that Frd No 4-B plays in mitigating flood risks in Dickinson County, Kansas. As part of the local government's flood control infrastructure, this dam serves as an important asset in protecting the community from potential water-related disasters. Its construction by the USDA NRCS and its operational history since 1969 highlight the ongoing commitment to water resource management and climate resilience in the region.