Work on new sewage therapy plant that can use sequencing batch reactors know-how at Panjapur beneath manner. | Photo Credit: M. MOORTHY
The facility is being established beneath the Atal Mission for Rejuvenation and Urban Transformation (AMRUT) 2.0, at an estimated price of ₹220 crore, geared toward assembly the town’s future sewage therapy wants.
The new STP, which can change the present facility, is designed to deal with about 100 million litres a day (MLD) of sewage collected from 50 of the 65 wards within the metropolis. Currently, Tiruchi generates round 50 MLD of sewage.
With the town’s sewage era projected to succeed in 140 MLD by 2031, the present STP at Panjapur, which has a capability of 58.64 MLD, is taken into account insufficient. The upcoming plant will due to this fact cater to each the town and close by village panchayats which are to be included throughout the company limits, officers mentioned.
Construction of the power started in March 2024, and the civic physique goals to finish the mission by February 2026, with partial commissioning of the STP. Officials have been conducting frequent inspections to watch progress, and the contractor has been instructed to additional expedite the works.
The new plant will make use of sequencing batch reactor (SBR) know-how to make sure environment friendly therapy and forestall seepage. The handled wastewater will meet the requirements prescribed by National Green Tribunal (NGT) and the Tamil Nadu Pollution Control Board (TNPCB), making it appropriate for reuse, in accordance with Corporation officers.
The current STP, established a couple of many years in the past beneath the National River Conservation Programme (NRCP), makes use of a waste stabilisation pond system and occupies about 247.5 acres. It at the moment treats solely 58.64 MLD of sewage. In distinction, the brand new 100 MLD plant is being constructed on simply 20 acres, reflecting the effectivity of the fashionable design.
Once the brand new STP turns into operational, the Corporation plans to dismantle the outdated plant and repurpose the land for different developmental tasks.
Published – October 27, 2025 06:38 pm IST








