Foster Pond, located in Colley Township, Sullivan County, Pennsylvania, is a privately owned Earth dam structure built across Flag Marsh Run for recreational purposes. The dam has a height of 11 feet and a length of 430 feet, providing a storage capacity of 50 acre-feet. With a surface area of 10 acres and a drainage area of 0.26 square miles, Foster Pond is a serene getaway for water resource and climate enthusiasts seeking a tranquil environment to enjoy nature.

Managed by the Pennsylvania Department of Environmental Protection, Foster Pond has a low hazard potential and is currently rated as "Not Rated" in terms of condition assessment. The dam was last inspected in June 2015, with an inspection frequency of 5 years. While the Emergency Action Plan status and risk assessment measures are not specified in the data, the pond is regulated, permitted, inspected, and enforced by the state authorities to ensure its safety and compliance with environmental standards. Despite its modest size, Foster Pond offers a valuable recreational resource for visitors to appreciate and enjoy the beauty of the surrounding landscape.

With its peaceful waters, lush surroundings, and regulated management, Foster Pond stands as a harmonious blend of human intervention and natural beauty in the heart of Pennsylvania. As a haven for recreational activities and a vital component of the local ecosystem, this Earth dam structure serves as a testament to the importance of sustainable water resource management and the preservation of natural habitats. For water resource and climate enthusiasts, Foster Pond represents a captivating opportunity to explore and appreciate the interconnectedness of water, land, and wildlife in a well-maintained and regulated environment.