Davis Subwatershed M-14077 is a local government-owned earth dam located in Woodbury County, Iowa, specifically in the city of Turin. Completed in 1958 by the USDA NRCS, this dam serves multiple purposes including fire protection, stock, small fish pond, and flood risk reduction. With a height of 34 feet and a storage capacity of 131 acre-feet, this dam covers a surface area of 7.1 acres and drains a watershed area of 0.53 square miles along the Cottonwood Hollow river or stream.

Managed by the Iowa Department of Natural Resources, Davis Subwatershed M-14077 has a low hazard potential and is currently rated as not assessed for condition. Despite being uncontrolled, the spillway of this dam ensures the safety of the surrounding area in case of overflow. As a crucial infrastructure for water resource management, this dam contributes to the local ecosystem and provides essential services to the community, while being subject to regular state inspection, permitting, and enforcement to ensure its integrity and functionality for years to come.