Afmscs Subwatershed Site 22, located in Cherokee, Iowa, is a dam constructed in 1988 by the USDA NRCS for purposes including fire protection, stock, or as a small fish pond. This earth dam stands at a height of 29 feet and has a NID storage capacity of 30 acre-feet, with a low hazard potential and a moderate risk assessment rating. The dam is regulated by the Iowa DNR and falls under state jurisdiction for permitting, inspection, and enforcement.

Situated in the TR-FOURMILE CREEK watershed, Afmscs Subwatershed Site 22 covers a drainage area of 0.1 square miles and has a normal storage capacity of 15 acre-feet. With a surface area of 3 acres, this dam serves as a vital water resource in the region for various purposes. The dam features an uncontrolled spillway and is designed to prevent flooding while providing essential water storage for local communities.

Owned by the local government, Afmscs Subwatershed Site 22 is a key component of water resource management in the area, ensuring adequate water supply for firefighting, livestock, and recreational purposes. With its strategic location and functionality, this dam plays a crucial role in enhancing the resilience of the region's water infrastructure in the face of changing climate patterns.