LUCKNOW: It was a partial relief for the heavily polluted Gomti, as Asia's largest sewage treatment plant (STP) got operational on chief minister Mayawati's birthday on Saturday.

Around 290 million litres per day (mld) of sewage was pumped into the 342 mld STP situated in Bharwara, around 20 kilometre from the heart of the state capital.

Dedicating the project to the people of Lucknow, Mayaw