Pavel #4 is a state-owned dam in Larimer, Colorado, with a primary purpose of water supply. Completed in 1969, this earth-type dam stands at a height of 32 feet and has a length of 217 feet. It has a storage capacity of 24 acre-feet, with a normal storage level of 15 acre-feet. The dam is located on the MANHATAN-TR stream, 2 miles from ELKHORN, and is regulated by the Colorado Department of Water Resources.

Despite being classified as low hazard potential, an inspection in 2013 found the condition of Pavel #4 to be unsatisfactory. The dam has an uncontrolled spillway with a width of 59 feet, and it poses a moderate risk level according to the risk assessment. The inspection frequency for Pavel #4 is every 6 years, with the last assessment conducted in September 2013. The dam is not owned or funded by any federal agency, and it does not have any associated structures or locks.

Water resource and climate enthusiasts interested in the management and condition of dams will find Pavel #4 an intriguing case study. With its historical significance and current risk assessment, this state-owned dam serves as a focal point for discussions on water supply infrastructure and regulatory oversight. As climate change impacts water resources, understanding the state of dams like Pavel #4 becomes increasingly crucial for ensuring the safety and reliability of our water supply systems.