Big Sandy Creek Watershed S-16, also known as Sharps Flat, is a vital flood risk reduction structure located in Elbert, Colorado. This earth dam, completed in 1959 by USDA NRCS, stands at a height of 25 feet and has a length of 1345 feet. With a normal storage capacity of 405 acre-feet and a maximum discharge of 4591 cubic feet per second, the dam plays a crucial role in protecting the surrounding area from potential flooding events.

Owned and regulated by local government authorities, Big Sandy Creek Watershed S-16 is inspected regularly to ensure its structural integrity and functionality. The dam's hazard potential is classified as low, with a satisfactory condition assessment as of October 2020. In case of emergencies, the structure is equipped with an uncontrolled spillway and needle outlet gates. The risk assessment for the dam is moderate, with measures in place to manage potential risks effectively.

The picturesque location of Big Sandy Creek Watershed S-16, situated in the scenic surroundings of Elbert County, Colorado, adds to its significance as a crucial water resource management infrastructure. With its history dating back to the late 1950s, this dam continues to serve its primary purpose of flood risk reduction, protecting the local community and natural habitat along the Big Sandy Creek-TR. As climate change impacts water resources, structures like S-16 play a crucial role in safeguarding communities and ecosystems from the adverse effects of extreme weather events.