The Magog River is a waterway located in southern Quebec, Canada. It flows from Lake Magog and travels approximately 30 kilometers before emptying into the St. Francis River. The river is known for its scenic beauty and is a popular spot for recreational activities such as kayaking and fishing. The river's watershed is part of the larger Saint Lawrence River system, contributing to the region's ecology. The surrounding area features various parks and natural reserves, making it an attractive destination for nature enthusiasts and tourists alike.