DPR prepared for Nadanthai Vaazhi Cauvery scheme (STPs and CETPs) in Tamil Nadu February 10, 2026 | Announced/Approved, Key Segments, Municipal Wastewater, Project Updates, Wastewater The Detailed Project Report (DPR) for the Nadanthai Vaazhi Cauvery schemes, covering STPs and CETPs in Tamil Nadu, has been … This content is restricted.