The Bargo River is a river located in New South Wales, Australia. It is a tributary of the Nepean River and flows through the Bargo region, which is known for its natural beauty and outdoor recreational activities. The river is approximately 30 kilometers long and is an important water source for the surrounding areas. The Bargo River is popular for activities such as fishing, kayaking, and bushwalking. Its banks are lined with native vegetation, providing habitat for various wildlife species. The river plays a significant role in the local ecosystem and contributes to the overall health of the Nepean River system.