What is treated wastewater supply service for industries in India?

A B2B service that aggregates treated non-potable water from municipal STPs and supplies it to industries, construction sites, and cooling towers. Mumbai's Colaba STP produces 10 MLD daily but sells only 7 MLD, creating a 3 MLD supply gap that can be monetized at ₹15 per 1,000 litres.

How much does it cost to start this business in India?

Estimated ₹15-25 lakhs for initial setup: ₹8-10 lakhs for delivery logistics (tankers/pipelines), ₹3-5 lakhs for water quality testing lab and IS 3025 certification, ₹2-3 lakhs for BMC trade license, GST registration, and MPCB environmental clearance, ₹2-4 lakhs for CRM/billing software and customer acquisition.

Is this business profitable in India?

Yes. Addressable market is ₹180 Cr annually (3 MLD × 365 days × ₹15/1000L). With 500+ industrial units in Mumbai as target customers and 40-50% gross margins after logistics and compliance costs, first-year revenue potential is ₹8-15 Cr with 30-35% net margins by year 2.

What regulations apply to treated wastewater supply in India?

GST (5% on water supply services under Schedule VI), Maharashtra Pollution Control Board (MPCB) environmental clearance mandatory, water quality certification per IS 3025 standards required, BMC trade license and liquor license (if applicable), and compliance with Maharashtra Water Resources Act, 1976 for water extraction and supply.

Treated Wastewater Supply Service Mumbai 2026 | Industrial Water

AI SummaryTreated wastewater supply is a ₹180 Cr annual opportunity in Mumbai, where BMC's Colaba STP wastes 3 MLD of treated water daily into the sea while 500+ industries lack reliable non-potable water sources. By 2026, regulatory push for water recycling and infrastructure development will accelerate industrial demand. Entrepreneurs with logistics expertise, regulatory compliance knowledge, and industry relationships should establish B2B aggregation between STPs and industrial end-users across Maharashtra's industrial belts.