Water Treatment Equipment Market Size & Share 2026-2035

Water Treatment Equipment Market Size

The water treatment equipment market was estimated at USD 72.5 billion in 2025. The market is expected to grow from USD 76.4 billion in 2026 to USD 131.7 billion in 2035, at a CAGR of 6.2% according to latest report published by Global Market Insights Inc.

The demand for advanced water treatment technologies is driven by the increasing focus on water scarcity management, rising environmental requirements on water quality in global markets, and increasing demands for efficient water purification for industrial process water applications. The rising number of strategic mergers and acquisitions by prominent firms dealing with water technology products is one more factor that is driving the demand for advanced treatment technologies. The rising consolidation activities among key players in the industry have helped bring about many technological advancements in the field of membrane technology and filtration, enabling players to enhance their footprint across various industries such as chemicals, food & beverages, pharmaceuticals, and municipal water supply systems.

Conventional treatment systems based on traditional filtration and chemical dosing processes are being gradually replaced by advanced systems equipped with sensors, automation systems, and IoT capabilities. Advanced water treatment systems with built-in sensors, automated control systems, and other features are helpful in managing water quality parameters effectively and maintaining stability in different water source conditions. Advanced water treatment systems play an essential role in promoting sustainable and energy-efficient water treatment operations.

Urbanization trends, the adoption of water reuse strategies in North America and Europe, and investments in water infrastructure in the Asia-Pacific region are essential drivers behind the business case for the deployment of next-generation water treatment equipment. The rising trend of relying on advanced technology-based equipment, such as membranes, and filtration units is an important driver that promotes market growth due to their superior efficiency, long lifespan, and cost-effectiveness. Furthermore, technological advancements in equipment design, particularly the implementation of durable materials, including advanced anti-corrosive coatings, stainless steel, and highly resistant polymers, ensure reliable and safe performance under harsh operating conditions. The evolution of the water treatment equipment market towards the incorporation of more advanced water treatment equipment, such as membranes, and smart-enabled treatment plants is driven by major developments in material science, including reinforced composites and membranes that are highly durable and operate reliably at high pressures and extreme temperatures.

Water Treatment Equipment Market Trends

There is an increasing demand for water treatment equipment in various industrial sectors because of the need for clean water in different sectors like the food and beverages industry, pharmaceutical industry, electronics industry, and municipal water sector. Advanced water treatment processes require accurate and dependable purifying measures to ensure that there is safe water. As such, the water treatment industry is being subjected to the use of advanced equipment for the purposes of treating water of varying quality. This includes membrane filtration systems, advanced filtration systems, and advanced disinfecting mechanisms that handle water of varying quality and contamination levels.

These pieces of equipment come with advanced features such as remote monitoring, automation, and self-cleaning capabilities that make them efficient and effective in their operations. The other factor that affects the water treatment equipment industry is the increased concern and legislation about water quality. Untreated water poses potential risks to people's health and the environment. Therefore, the water treatment industry is faced with the challenge of using equipment that uses less energy, reduces chemical usage, and creates minimal amounts of waste.

• Sustainability and energy-efficient treatment: There has been a paradigm shift towards sustainability and water conservation. This has increased the need for efficient membrane systems and advanced treatment plants. Leading companies such as Xylem and Sulzer are leading the way in developing highly efficient treatment plants for water reuse and energy-saving operations. The pressure on companies to develop advanced R&D in low-pressure membranes, advanced oxidation techniques, and energy recovery methods is rising to provide highly efficient treatment plants using minimum energy input.
• Digitalization and smart water infrastructure: There has been a revolution in the treatment process due to the digitization era. Industries are now using “Smart Treatment Systems” with IoT and sensors. Top-notch manufacturers are now offering advanced treatment systems that utilize AI-based water quality sensors which automatically regulate the dosage of chemicals according to the water source quality and flow rate.
• Diversification of products into industrial and specialty Applications: Due to the development of advanced industries like semiconductors and pharma industries, there is now a rapid expansion in product categories. Treatment systems for ultra-pure applications have gained significant traction along with traditional municipal water treatment units.

Water Treatment Equipment Market Analysis

Based on product type, the market is segmented into sedimentation tanks, filtration systems, disinfection equipment, softening equipment, membrane systems, and others. The membrane systems segment reached USD 18.7 billion in 2025 and is expected to reach USD 35.8 billion by 2035.

• Membrane systems offer superior separation efficiency and are increasingly preferred for applications requiring high-quality treated water. Their ability to remove dissolved contaminants makes them essential for water reuse and desalination applications.
• Filtration systems represent the largest segment, serving as the backbone of most treatment processes. They are widely used across municipal and industrial applications for removing suspended solids and particulates.
•  Disinfection equipment is critical for ensuring microbiological safety of treated water. Advanced UV and ozone-based systems are gaining market share due to their effectiveness without chemical residuals.
• Sedimentation tanks and softening equipment continue to play important roles in primary treatment and water conditioning, particularly in municipal applications and industrial boiler feed water preparation.
• The shift toward membrane systems reflects the industry's move toward more compact, efficient treatment solutions that can handle complex water quality challenges and enable water reuse at scale.

Based on technology, the market can be categorized into reverse osmosis, microfiltration, clarifier, distillation, ion exchange, and others. In 2025, the reverse osmosis segment accounted for a market share of about 31% and is expected to reach 32.4% by 2035.

• Reverse osmosis maintains strong growth due to its effectiveness in desalination, water reuse, and high-purity water production. It provides comprehensive contaminant removal and is increasingly adopted for both municipal and industrial applications.
• Microfiltration and clarifier technologies serve important roles in pre-treatment and primary separation processes, with microfiltration seeing growth in membrane bioreactor applications and drinking water treatment.
• Ion exchange technology remains essential for specialized applications requiring selective removal of specific ions, particularly in industrial water softening and ultra-pure water production.
• The growing share of reverse osmosis reflects increasing water scarcity challenges and the need for advanced treatment solutions capable of treating diverse water sources including seawater and contaminated groundwater.

North America Water Treatment Equipment Market

North America remains one of the strongest markets for water treatment equipment, reaching USD 18.44 billion in 2025. This steady expansion is primarily driven by aging infrastructure replacement needs and stringent water quality regulations.

• The United States continues to dominate with 76% share in 2025 due to strict water quality standards enforced by the EPA and state agencies, which mandate advanced treatment technologies for both drinking water and wastewater applications.
• The rapid growth of industrial water reuse projects and expansion of high-tech manufacturing sectors further contribute to regional growth.
• Additionally, strong investments in smart water infrastructure and digital monitoring systems support continuous demand for advanced membrane systems and automated treatment equipment

Europe Water Treatment Equipment Market

Europe demonstrates consistent growth, reaching USD 16.13 billion in 2025, supported by strict regulatory frameworks and a major push toward circular economic principles in water management.

• Countries such as Germany, France, and the UK are investing heavily in water reuse infrastructure and zero liquid discharge systems, requiring advanced treatment technologies.
• The region's strong chemical processing, food & beverage, and pharmaceutical industries drive additional demand for high-purity water treatment equipment.
• Furthermore, EU-wide standards emphasizing energy efficiency and water conservation are pushing industries to upgrade treatment systems with advanced membrane and filtration technologies

Asia Pacific Water Treatment Equipment Market

Asia-Pacific is the fastest-growing region, reaching USD 25.73 billion in 2025, driven by rapid urbanization and industrial expansion.

• China and India are major contributors with combined share of ~59% of the region, with substantial growth in electronics, textiles, and pharmaceutical production requiring intensive water treatment.
•  APAC's massive urban population growth and expanding manufacturing base significantly increase demand for both municipal and industrial water treatment equipment.
•  Water scarcity challenges in many Asian countries are driving investments in desalination and water reuse technologies, making Asia-Pacific the most dynamic market

Latin America Water Treatment Equipment Market

Latin America shows moderate but steady growth, reaching USD 4.56 billion in 2025.

• Key regional markets—Brazil and Mexico—are witnessing gradual upgrades in water infrastructure, especially within mining, agriculture, and food processing sectors.
• Despite economic fluctuations, LATAM's demand for reliable treatment equipment is increasing due to rising water quality concerns and regulatory requirements.
• Brazil leads the region with expanding industrial sectors, while Mexico sees rising adoption driven by manufacturing growth and cross-border industrial development.

Water Treatment Equipment Market Share

Xylem is leading the market with approximately 8% of the revenue share. Top players including Xylem Inc., Pentair, Veolia Water Tech, Suez, and DuPont Water collectively held a substantial 38% market share. The market is highly fragmented. These industry leaders are actively engaged in strategic initiatives, such as mergers & acquisitions, facility expansions, and partnerships, to broaden their product portfolios, reach a wider customer base, and strengthen their market presence. These companies continuously invest in research & development to improve their products and incorporate new technologies, allowing them to stay ahead of the competition.

Xylem Inc. announced a major expansion of its membrane manufacturing facility in the United States, investing USD 75 million to scale production of advanced reverse osmosis and ultrafiltration membranes. This upgrade is designed to significantly increase production capacity for high-efficiency membrane modules and automated treatment systems. The expansion includes new fabrication lines for anti-fouling membrane materials and automated quality testing units, supporting rising global demand for water reuse and desalination technologies.

Pentair plc completed the strategic acquisition of a specialized filtration technology company and expanded its product portfolio to address the rising demand for sustainable water treatment solutions. This expansion specifically enhances Pentair's ability to manufacture energy-efficient membrane filtration systems and advanced multi-stage treatment units.

Water Treatment Equipment Market Companies

Major players operating in the water treatment equipment industry are:

• AO Smith
• Culligan
• DuPont Water
• Ecowater
• Grundfos
• ITT Inc.
• Kurita Europe
• Ovivo Inc.
• Pall (Danaher)
• Parkson
• Pentair
• SAMCO Technologies
• Smith & Loveless
• Suez
• Trojan (Veralto)
• Veolia Water Tech
• Xylem Inc.

Veolia Water Technologies announced a massive expansion of its global service network to bring advanced water treatment expertise closer to industrial clients. This move is designed to meet the rapid growth in the Asia-Pacific region for high-reliability treatment systems used in complex industrial water purification processes.

Suez announced a strategic partnership with a major industrial consortium to develop next-generation water reuse facilities incorporating advanced membrane bioreactor (MBR) technology. This initiative introduces integrated treatment solutions that combine biological treatment with membrane filtration to provide high-efficiency water purification with significantly lower chemical and energy consumption compared to traditional treatment methods.

Water Treatment Equipment Industry News

• In February 2026, Trojan Technologies (Veralto) announced the launch of its next-generation UV disinfection systems designed for municipal water treatment applications. These TrojanUVPhox systems feature advanced monitoring and control capabilities that optimize UV dosing while minimizing energy consumption and operational costs, setting new standards for sustainable disinfection.
• In January 2026, Veolia Water Technologies signed a long-term supply agreement with multiple industrial water treatment facilities across Europe to provide integrated treatment solutions combining membrane filtration, advanced oxidation, and automated control systems. This collaboration focuses on enabling industrial water reuse and supporting circular economy initiatives in the manufacturing sector.
• In December 2025, Pentair completed the acquisition of a specialized membrane technology company to expand its product portfolio in high-efficiency filtration systems. This strategic move enhances Pentair's capabilities in providing integrated treatment solutions for both municipal and industrial applications, particularly in water reuse and zero liquid discharge projects.
• In November 2025, Grundfos launched its new intelligent pump systems specifically designed for water treatment applications, featuring AI-driven optimization that adjusts flow rates and pressure based on real-time treatment demands. These systems integrate seamlessly with existing treatment infrastructure to improve energy efficiency and reduce operational costs.
• In October 2025, Pall Corporation (Danaher) announced a major investment in expanding its microza™ ultrafiltration membrane production capacity to meet growing demand from the pharmaceutical and food & beverage industries. The expansion will support production of high-purity water treatment systems for critical applications requiring stringent quality standards.
• In September 2025, SAMCO Technologies revealed a new modular zero liquid discharge (ZLD) system designed for industrial facilities seeking to eliminate wastewater discharge. The containerized system combines advanced evaporation and crystallization technologies in a compact footprint, enabling rapid deployment and scalability for various industrial applications

The water treatment equipment market research report includes in-depth coverage of the industry with estimates & forecasts in terms of revenue (USD billion) and volume (thousand Units) from 2022 to 2035, for the following segments:

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Market, By Product type

• Sedimentation tanks
• Filtration systems
• Disinfection equipment
• Softening equipment
• Membrane systems
• Others

Market, By Technology

• Reverse osmosis
• Microfiltration
• Clarifier
• Distillation
• Ion exchange
• Others

Market, By End-User

• Residential 
• Agriculture
• Chemical manufacturing
• Food processing
• Construction
• Pharmaceutical production
• Others

Market, By Distribution channel

• Direct
• Indirect

The above information is provided for the following regions and countries:

• North America
  • U.S.
  • Canada
• Europe
  • Germany
  • UK
  • France
  • Italy
  • Spain
• Asia Pacific
  • China
  • India
  • Japan
  • Australia
  • South Korea
• Latin America
  • Brazil
  • Mexico
  • Argentina
• Middle East and Africa
  • South Africa
  • Saudi Arabia
  • UAE