|With more than twenty-five thousand tribal members, the Citizen Potawatomi Nation is the ninth largest American Indian tribe in the United States. CPN is a federally recognized tribe of Potawatomi people located in Oklahoma. The Potawatomi are traditionally an Algonquian speaking Eastern woodlands tribe. They have 29,155 enrolled tribal members of whom 10,312 live in the state of Oklahoma. The 150,000 gallon water tower is located south of Firelake Discount Foods. The tower is 168 feet tall and will supply water to the Firelake Family Resort.