Thiruvananthapuram Launches Drainage Line Extension and Treatment Plant Projects

Fast Summary

• The Thiruvananthapuram corporation has initiated steps to address sewage-related issues by setting up a tertiary treatment plant at the Muttathara sewage plant.
• Plans are underway to expand the city’s drainage network to additional wards, with projects tendered accordingly.
• Expansion includes extending sewage lines totaling 11.7 km to Chakka, Pettah, Perunthanni, kadakampally, Attukal, Ambalathara, and Kalady wards. Currently,less than 50 of Thiruvananthapuram’s 101 wards have access to the drainage network.
• The tertiary treatment plant will further purify treated water for reuse in industrial and construction sectors. It is expected to purify around 15 million litres per day.
• The Detailed Project report for these initiatives has been prepared; funding had already been sanctioned earlier this year.

Indian Opinion Analysis

Thiruvananthapuram’s efforts to improve its sewage infrastructure represent a proactive step toward addressing urban sanitation challenges. Expanding the drainage network is expected to substantially benefit underserved areas of the city while reducing environmental health risks tied to inadequate waste management systems.

The introduction of a tertiary treatment plant provides long-term sustainability by making wastewater reusable for industries and construction-critical sectors in urban growth frameworks. This move aligns with environmental goals like resource optimization and reducing dependency on freshwater sources.

While these initiatives are promising in concept and planning stages-with funding secured-it will be essential for authorities to ensure timely execution without delays or overspending on resources. If accomplished, this model could serve as an example for other Indian cities confronting similar infrastructural challenges.Read more: Published – August 28, 2025