West Wolf Creek Subwatershed Site 30a, located in Woodbury County, Iowa, is a crucial water resource managed by the local government with oversight from the Iowa Department of Natural Resources. This site serves multiple purposes including fire protection, stock watering, and small fish pond creation, while also contributing to flood risk reduction. The dam, constructed in 1995 by the USDA NRCS, is an earth-type structure standing at 31 feet tall and spanning 710 feet in length, with a storage capacity of 163 acre-feet.

With a drainage area of 0.67 square miles, this dam on Wolf Creek is designed to handle moderate risk levels, providing low hazard potential to the surrounding area. Despite not being currently rated for condition assessment, the structure meets state permitting, inspection, and enforcement requirements, ensuring its functionality for water resource management. The site's location near the Missouri River underscores its importance in maintaining water quality and quantity in the region, making it a focal point for climate and water resource enthusiasts seeking sustainable management practices.