Landslides can significantly impact water quality in several ways. When a landslide occurs, it can release sediment, debris, and pollutants into nearby water bodies such as rivers, streams, and lakes. This influx of sediment can increase turbidity in the water, leading to reduced light penetration and affecting aquatic plant growth. Additionally, the introduction of pollutants from the landslide, such as chemicals, heavy metals, and pathogens, can contaminate the water and harm aquatic life. In extreme cases, landslides can also disrupt water supply systems, leading to issues with water quality and availability for human consumption. Overall, landslides can have a detrimental effect on the water quality of affected areas.