Lewis is a privately owned earth dam located in Bells, Tennessee, on the Forked Deer River. Constructed in 1962 by the USDA NRCS, this dam serves primarily as a Fish and Wildlife Pond, with additional purposes including Fire Protection, Stock, Recreation, and Small Fish Pond. With a hydraulic height of 13.1 feet and a structural height of 16.3 feet, Lewis has a storage capacity of 50 acre-feet and covers a surface area of 5.8 acres. The dam has a spillway type of Uncontrolled and has been classified as having a significant hazard potential.

Despite its age, Lewis has not been inspected since January 2016 and is rated as Not Rated in terms of condition assessment. The risk assessment for the dam is moderate, with a DSAC assigned date of None. Emergency plans, including inundation maps and contacts, have not been updated, raising concerns about the dam's readiness in case of a potential hazard event. With a Risk Management Measures status of None, it is crucial for authorities to revisit the safety and maintenance of Lewis to ensure its integrity and address any potential risks associated with its operation.