Answer: Karnataka
Notes: The National Green Tribunal (NGT) directed the Udupi District Collector (DC) and Karnataka Urban Water Supply and Drainage Board (KUWSDB) Chairman to submit an action plan to stop wastewater flow into the Souparnika River. The Souparnika, also called Sowparnika, is a west-flowing river in Karnataka. It flows through dense forests of the Western Ghats. The river originates from the Kodachadri Hills in the Western Ghats.
