The South Loup River is a tributary of the Loup River located in central Nebraska, USA. It flows through several counties, including Custer County and Buffalo County, and is known for its scenic landscapes and recreational opportunities. The river is approximately 100 miles long and is an important water source for the surrounding agricultural areas. The South Loup River is part of the larger Loup River system, which eventually joins the Platte River. The river supports various wildlife habitats and offers activities such as fishing, kayaking, and hiking along its banks. Its natural beauty attracts both locals and visitors seeking outdoor experiences.