East Rodrock Lake is a privately owned reservoir located in Overland Park, Kansas, with a primary purpose of recreation. Built in 2010 by Payne & Brockway, P.A., this Earth-type dam stands at 23 feet high and boasts a storage capacity of 299 acre-feet. The lake covers a surface area of 19 acres and has a drainage area of 0.34 square miles, with a maximum discharge of 4750 cubic feet per second.

Despite its high hazard potential, East Rodrock Lake has a satisfactory condition assessment and a moderate risk assessment score of 3 out of 5. The dam is inspected every 3 years, with the last inspection conducted in December 2009. The spillway, with a width of 115 feet, is uncontrolled, and there are no outlet gates or associated structures. The reservoir is managed by the state regulatory agency, the Kansas Department of Agriculture, ensuring compliance with state permitting, inspection, and enforcement requirements.

East Rodrock Lake offers a serene recreational escape in Johnson County, Kansas, attracting water resource and climate enthusiasts alike. Its strategic location, just 3 miles from Overland Park, makes it a popular spot for fishing, boating, and wildlife observation. With its modern design and sustainable management practices, this reservoir serves as a valuable water resource for the local community while enhancing the natural beauty of the surrounding area.