Wellington Dam is a large earth-fill dam located in Western Australia, approximately 15 kilometers from the town of Collie. Constructed in the 1930s, it serves primarily for water supply and flood control, helping to manage the flow of the Collie River. The dam creates a reservoir that is vital for irrigation and supports local agriculture. The dam is also a popular recreational area, offering activities such as fishing, boating, and picnicking. Its scenic surroundings attract visitors who enjoy nature and outdoor activities. Additionally, the dam plays a role in the region's hydroelectric power generation, contributing to the local energy supply.