Report of a study by ActionAid India on the sewage treatment plants of BWSSB.
It details the state of the STPs, the standards they are aiming for, and how that compares to that of KSPCB.
Bengaluru Rainfall data from IMD for the 100 year period from 1901-2023.
You can read an analysis of the data here: https://bengaluru.citizenmatters.in/some-lessons-for-bengaluru-from-100-years-of-rain-data-8013