WTP construction to commence under 24×7 Mangalore Water Supply Project October 10, 2023 | Key Segments, Municipal Wastewater, Ongoing, Project Updates, Wastewater The construction work on the 125 million litres per day (mld) water treatment plant (WTP) at Adyar under the 24×7 Mangalore Water Supply Project is likely to commence soon. This content is restricted.