Lake Byllesby, located in Cannon Falls, Minnesota, is a captivating destination for water resource and climate enthusiasts. This hydroelectric reservoir, completed in 1911, offers a unique blend of hydroelectric power generation and recreational activities. With a dam height of 60 feet and a maximum storage capacity of 24,000 acre-feet, this reservoir covers a surface area of 1,430 acres and has a drainage area of 1,160 square miles.

Managed by the Federal Energy Regulatory Commission, Lake Byllesby serves as a vital source of renewable energy while providing opportunities for boating, fishing, and other water-based activities. The controlled spillway, with a width of 526 feet, ensures the safe release of excess water during periods of high discharge. Despite its high hazard potential, the dam is regularly inspected and maintained to ensure public safety and environmental protection.

With its stunning natural beauty and important role in energy production, Lake Byllesby stands as a testament to the harmonious coexistence of human development and environmental conservation. Visitors can explore the reservoir's waters and surrounding areas while gaining a deeper appreciation for the interconnectedness of water resources, climate dynamics, and sustainable infrastructure.