Lake Chelan Dam officially known as the Lake Chelan Hydroelectric Project is located approximately 32 miles (51 km) north of the city of Wenatchee in Chelan County, near the geographic center of Washington state. The dam is located at the lower or southeasterly end of long Lake Chelan, and is within the limits of the city of Chelan. The powerhouse is located near the community of Chelan Falls. The reservoir has of usable water storage. The 10-year average generation for the Project is 365,000 megawatt hours.