Every day, thousands of residential homes and apartment complexes across suburban Chennai, which are not connected to the underground drainage network of the Chennai Metropolitan Water Supply and Sewerage Board (CMWSSB), are at the mercy of the private sewage lorries which remove the sewage water from their septic tanks. The lorry-owners demand anywhere between Rs 750 - 1000 per tanker load. Not satisfied with this, and driven by the sole objective of maximising their profits, they illegally dump the entire raw sewage water from the lorries into open fields, lake beds and storm water drains. The capacity of a tanker…
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