The Alblas River is a small waterway located in the Netherlands, primarily flowing through the province of South Holland. It is a tributary of the larger Alblasserwaard region, which is known for its rich agricultural land and scenic landscapes. The river plays a vital role in local drainage and irrigation systems. The Alblas River is approximately 10 kilometers long and connects to the Noord River. It is surrounded by picturesque villages and farmland, making it a popular spot for recreational activities such as boating and fishing. The river also contributes to the area's biodiversity, supporting various plant and animal species.