What is the size of the wastewater treatment market in India | Key Players & Strategic Developments 2026

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Code: MTA11705

Publication Date: Dec 2025

What is the growth rate of the India Wastewater Treatment Market?

According to 6Wresearch internal database and industry insights, India Wastewater Treatment Market is expanding at a CAGR of around 10.6% during the forecast period 2026-2032.

The multiple growth drivers are supporting the market expansion, including rising demand for industrial effluent treatment, increasing urban wastewater generation, rising adoption of advanced filtration and membrane systems, tightening environmental discharge regulations, and growing investment in municipal water infrastructure.

Key Growth Drivers of the India Wastewater Treatment Market

The adoption of advanced treatment technologies in industrial sectors is increasing
The demand is rising for recycled and reclaimed water in agriculture and manufacturing
Urbanization growth is creating higher municipal wastewater loads
Technological advancements in membrane bioreactors and aeration systems
Rising emphasis on water conservation and sustainable resource management

India Wastewater Treatment Market Trends

India Wastewater Treatment Market is witnessing notable trends such as higher deployment of membrane-based purification systems and increased adoption of automated monitoring and SCADA-integrated treatment facilities. The market is experiencing a rising shift toward zero-liquid-discharge systems for industrial operations. Adoption of compact and modular treatment plants is increasing to support space-constrained urban environments. The demand for energy-efficient wastewater treatment equipment is rising across sectors. More and more people are using digital analytics and IoT-enabled performance tracking tools. The growth of the market is being helped by the expansion of sewage treatment facilities in tier-2 and tier-3 cities. Additionally, commercial participation and project outsourcing models are becoming increasingly common in the delivery of therapeutic services.

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Emerging Developments in the India Wastewater Treatment Market

India Wastewater Treatment Market is progressing with advancements in biological treatment technologies, improved sludge management processes, and innovative nutrient removal systems. Increasing R&D in chemical-free purification solutions and smart treatment automation is accelerating market development. Collaborations between water utility providers, engineering firms, and technology developers are expanding. The rise of circular water reuse systems in industrial clusters is enhancing efficiency. Decentralized treatment deployment in residential and commercial establishments is becoming more widespread. Growth in wastewater-to-energy conversion initiatives is opening new opportunities. Additionally, rising investment in smart water networks and digital plant optimization is contributing to market expansion.