The Santiam River is a major tributary of the Willamette River in the state of Oregon. It flows approximately 140 miles through the Cascade Range, providing vital water resources for the surrounding ecosystems and communities. The river is known for its scenic beauty, featuring lush forests and diverse wildlife along its banks. The Santiam River is popular for recreational activities such as fishing, kayaking, and hiking. It is also home to several parks and campgrounds, making it a favored destination for outdoor enthusiasts. The river's watershed plays a crucial role in supporting local agriculture and maintaining water quality in the region.