Secondary Water And Wastewater Treatment Equipment Market - Global Industry Size, Share, Trends, Opportunity, and Forecast, Segmented By Equipment Type (Biological Treatment Equipment, Clarification Equipment, Filtration Equipment, Disinfection Equipment), By Application (Municipal Wastewater Treatment, Industrial Wastewater Treatment), By Region, and By Competition, 2020-2030F

Market Overview

The Global Secondary Water And Wastewater Treatment Equipment Market was valued at USD 24.64 Billion in 2024 and is expected to reach USD 32.88 Billion by 2030 with a CAGR of 4.77% during the forecast period.

The global secondary water and wastewater treatment equipment market is witnessing significant growth driven by the increasing demand for efficient and sustainable water treatment solutions across various sectors worldwide. Secondary treatment plays a critical role in the wastewater management process by biologically degrading organic matter and removing suspended solids, thereby improving water quality before it is discharged or further treated. Rapid urbanization, industrial expansion, and stringent environmental regulations are compelling municipalities and industries to invest heavily in advanced secondary treatment technologies. These factors have led to widespread adoption of equipment such as activated sludge systems, trickling filters, membrane bioreactors, and rotating biological contactors, which are integral to secondary treatment processes.

Industries such as manufacturing, pharmaceuticals, chemicals, and food and beverages are major consumers of secondary treatment equipment due to their substantial wastewater discharge. Increasing awareness about water conservation and environmental sustainability has accelerated investments in secondary treatment facilities, especially in developing economies where water scarcity and pollution are pressing concerns. Additionally, government initiatives and funding programs aimed at improving wastewater infrastructure are fueling market expansion. For instance, several countries have implemented policies to upgrade aging treatment plants to meet modern effluent quality standards, driving demand for retrofit and new equipment.

Technological advancements are also shaping the market by enhancing the efficiency and operational reliability of secondary treatment systems. Innovations such as automated process controls, energy-efficient aeration technologies, and integration with tertiary treatment units are enabling end-users to achieve cost-effective compliance with environmental norms. Furthermore, the shift towards modular and compact treatment plants offers flexibility and scalability, making secondary treatment equipment accessible to smaller communities and remote industrial sites.

Despite the growth prospects, the market faces challenges such as high capital expenditure, complexity in operation and maintenance, and the need for skilled personnel to manage advanced systems. Additionally, variability in wastewater composition and flow rates can affect treatment performance, requiring customized solutions that can increase costs. Nevertheless, the increasing emphasis on circular economy principles, where treated wastewater is reused for agriculture, industrial processes, or groundwater recharge, presents substantial opportunities for secondary treatment equipment providers.

Key Market Drivers

Increasing Stringency of Environmental Regulations Worldwide

The escalating enforcement of stringent environmental regulations globally is a key driver for the secondary water and wastewater treatment equipment market. Governments across developed and developing regions are implementing stricter discharge standards to curb pollution, leading industries and municipalities to invest heavily in secondary treatment technologies. For instance, the U.S. Environmental Protection Agency (EPA) requires facilities to meet rigorous Biological Oxygen Demand (BOD) and Total Suspended Solids (TSS) limits before discharge, pushing widespread adoption of advanced activated sludge and membrane bioreactor systems. In the European Union, the Urban Waste Water Treatment Directive mandates comprehensive treatment of urban wastewater to reduce pollutants, resulting in mandatory upgrades of existing treatment plants.

By 2023, over 75% of urban wastewater treatment facilities in North America were operating under regulations requiring secondary treatment or better. In Asia Pacific, countries like China and India are rapidly updating their environmental frameworks. China’s Water Pollution Prevention and Control Action Plan targets the treatment of over 90% of urban wastewater with secondary treatment or higher by 2025. This regulatory push compels industries such as chemicals, pharmaceuticals, and food processing to adopt compliant secondary treatment equipment, fueling market demand.

Moreover, penalties for non-compliance are increasing; fines have risen by an average of 20% annually in key regions, motivating companies to invest proactively in treatment infrastructure. This regulatory pressure ensures consistent demand for reliable secondary treatment equipment to achieve required effluent quality, thus acting as a primary growth driver in this market.

Rapid Urbanization and Industrialization Boosting Wastewater Generation

The rapid pace of urbanization and industrialization globally is substantially increasing wastewater generation, driving demand for secondary water and wastewater treatment equipment. Urban populations are expected to grow by over 2 billion by 2050, with nearly 68% of the world’s population living in cities. This surge elevates domestic wastewater volumes, requiring enhanced municipal secondary treatment capacity. For example, India’s urban wastewater generation increased by approximately 8% annually over the past decade, stressing the need for expanded secondary treatment infrastructure.

Industrial growth in sectors such as manufacturing, petrochemicals, and pharmaceuticals also contributes heavily to wastewater volumes. In China, industrial wastewater discharge reached 30 billion cubic meters annually in recent years, with a growing share requiring biological treatment to meet discharge standards. Secondary treatment equipment is vital for managing this volume while reducing organic load and pollutants.

Municipal wastewater, accounting for nearly 70% of total wastewater globally, often contains biodegradable organics that secondary treatment effectively removes. Additionally, industries producing high biochemical oxygen demand (BOD) wastewater rely on secondary biological processes to achieve compliance. The combination of increasing municipal and industrial wastewater production ensures robust demand growth for equipment such as activated sludge reactors, biofilters, and sequencing batch reactors.

Rising Water Scarcity and Focus on Wastewater Reuse

Increasing global water scarcity is intensifying the focus on wastewater reuse, significantly driving the secondary water and wastewater treatment equipment market. As freshwater sources become stressed, treated wastewater is increasingly viewed as a valuable resource for agricultural irrigation, industrial processes, and groundwater recharge. Secondary treatment provides the necessary water quality improvements to enable safe and cost-effective reuse.

Currently, nearly 30% of treated wastewater worldwide is reused, with higher reuse rates in water-scarce regions such as the Middle East, North Africa, and parts of Asia. For instance, Israel reuses more than 85% of its treated wastewater, largely relying on secondary treatment technologies to meet agricultural quality standards. In India, government initiatives like the Atal Bhujal Yojana emphasize wastewater recycling to mitigate water stress, boosting secondary treatment adoption.

Secondary treatment equipment removes organic matter and suspended solids, reducing pollutants that affect reuse suitability. The increased adoption of membrane bioreactors in regions promoting water reuse highlights this trend, offering compact solutions with high effluent quality.

Water scarcity affects over 40% of the global population, with projections indicating worsening conditions due to climate change and population growth. As industries and municipalities seek sustainable water management strategies, investments in secondary treatment systems designed to enable reuse continue to grow, positioning this driver as a major market growth catalyst.

Technological Advancements Enhancing Operational Efficiency

Technological advancements in secondary water and wastewater treatment equipment are driving market growth by improving treatment efficiency, reducing operational costs, and enabling compliance with tighter regulations. Innovations such as energy-efficient aeration systems, automation controls, and membrane-based biological reactors have revolutionized secondary treatment processes.

For example, the adoption of advanced membrane bioreactors (MBRs) combines biological degradation with membrane filtration, producing superior effluent quality while reducing plant footprint. MBR installations grew by over 15% annually worldwide, driven by demand for compact, high-performance secondary treatment solutions. Similarly, improvements in aeration technology, such as fine bubble diffusers, have cut energy consumption by up to 30% compared to conventional systems, making treatment plants more sustainable.

Automation and IoT integration enable real-time monitoring and process optimization, reducing downtime and maintenance costs by 20–25%. These technologies help operators maintain consistent biological activity despite variable wastewater loads, enhancing treatment reliability.

Moreover, modular and containerized secondary treatment units offer scalability and rapid deployment, catering to small communities and industrial sites with space or budget constraints. These innovations collectively boost adoption rates by improving system robustness and cost-effectiveness, serving as a significant growth driver in the secondary water and wastewater treatment equipment market.

Increasing Public and Private Investments in Wastewater Infrastructure

Robust investments by governments and private sectors in wastewater infrastructure development are fueling growth in the secondary water and wastewater treatment equipment market. As urban centers and industrial hubs expand, upgrading or building new treatment facilities is essential to meet environmental goals and public health requirements.

In recent years, global public spending on water infrastructure, including wastewater treatment, has surged, with governments in the U.S., Europe, and Asia allocating billions annually. For instance, the U.S. Infrastructure Investment and Jobs Act dedicates over $55 billion to water infrastructure over five years, with a significant portion earmarked for wastewater treatment plant upgrades incorporating secondary treatment technologies.

Private sector participation is also increasing through public-private partnerships (PPPs), particularly in emerging markets. These collaborations provide much-needed capital for constructing and modernizing secondary treatment facilities. In countries like Brazil and South Africa, PPPs have accelerated wastewater treatment capacity expansion, boosting demand for advanced treatment equipment.

Additionally, international organizations such as the World Bank and Asian Development Bank are financing wastewater projects in developing regions, emphasizing sustainable technologies including secondary treatment systems.

This influx of capital facilitates modernization of aging infrastructure and adoption of cutting-edge equipment, making investment trends a vital driver for market growth in the coming years.

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Key Market Challenges

High Capital and Operational Costs

One of the foremost challenges facing the global secondary water and wastewater treatment equipment market is the high capital expenditure and ongoing operational costs associated with installing and maintaining advanced treatment systems. Secondary treatment typically involves biological processes such as activated sludge or membrane bioreactors, which require sophisticated equipment, energy-intensive aeration systems, and skilled labor for operation and maintenance. These factors collectively contribute to elevated costs.

For municipalities and industries, especially in developing regions, the initial investment can be prohibitive. Many regions lack sufficient funding or budget allocations to upgrade aging infrastructure or install new secondary treatment plants. Furthermore, operational expenses—particularly energy consumption—constitute a significant portion of treatment costs. Aeration alone can account for 50-60% of the total energy used in wastewater treatment facilities, raising long-term expenses.

The need for trained personnel to manage complex biological processes adds another layer of cost and challenge. Skilled operators must monitor biological health and system performance to prevent failures and ensure compliance, but a shortage of qualified professionals exists in many markets.

Additionally, maintenance of equipment such as pumps, blowers, and membranes requires regular replacement and service, increasing lifecycle costs. These financial and operational burdens slow adoption rates, particularly in regions where wastewater management budgets are constrained, limiting market growth potential.

Complexity of Biological Treatment Processes

Secondary wastewater treatment relies heavily on biological processes to degrade organic pollutants. However, the complexity and sensitivity of these biological systems pose a significant challenge. Maintaining stable microbial populations requires careful control of environmental conditions such as temperature, pH, dissolved oxygen, and nutrient levels.

Fluctuations in influent wastewater quality, toxic shocks, or temperature variations can disrupt microbial activity, leading to suboptimal treatment performance or system failure. For example, industrial discharges with high concentrations of heavy metals, toxic chemicals, or fluctuating pH can inhibit the microorganisms responsible for biodegradation.

Operators must continuously monitor and adjust process parameters, often relying on advanced instrumentation and control systems. In regions lacking adequate technical expertise or automation, maintaining optimal biological treatment can be difficult, causing inefficiencies or regulatory non-compliance.

Furthermore, secondary treatment systems generate biological sludge that requires proper handling and disposal, adding complexity and cost. Poor sludge management can lead to environmental hazards or regulatory penalties.

The intricacy of these biological processes limits the ease of adoption and requires ongoing training and investment in monitoring technologies, challenging market expansion, particularly in developing countries.

Aging Infrastructure and Integration Issues

Aging water and wastewater infrastructure in many parts of the world presents a significant obstacle to deploying modern secondary treatment equipment. Many existing treatment plants were originally designed for primary treatment only and lack the space or configuration to incorporate secondary treatment systems easily.

Retrofitting old plants with secondary treatment technologies involves complex engineering challenges, including structural modifications, integration with existing pipelines, and ensuring compatibility with older mechanical and electrical systems. These upgrades can be disruptive, time-consuming, and costly, deterring municipalities and industries from pursuing them.

In addition, outdated infrastructure often suffers from corrosion, leakage, and mechanical failures that complicate installation and operation of advanced treatment equipment. Upgrading or replacing ancillary systems such as sludge handling and aeration may be necessary, further increasing project scope and costs.

The inability to seamlessly integrate new secondary treatment solutions with legacy infrastructure slows modernization efforts, impeding market growth. This challenge is especially pronounced in developing regions with limited infrastructure budgets and technical resources.

Regulatory Uncertainty and Compliance Difficulties

While stricter environmental regulations drive market demand, regulatory uncertainty and varying compliance requirements across regions create challenges. Secondary treatment standards, permissible discharge limits, and monitoring protocols differ widely between countries and sometimes within regions, complicating equipment design and deployment.

Manufacturers and end-users must navigate a complex regulatory landscape, adapting equipment to meet diverse standards, which increases costs and operational complexity. Inconsistent enforcement or frequent changes to regulations add risk, deterring investment.

Some developing countries lack comprehensive wastewater treatment regulations or enforcement mechanisms, reducing incentives to upgrade systems. Conversely, in highly regulated markets, meeting stringent effluent quality standards can require advanced, costly treatment technologies that strain budgets.

Additionally, compliance monitoring demands continuous data collection and reporting, which may overwhelm facilities with limited technical capabilities, resulting in penalties and legal liabilities. This regulatory complexity challenges market players and slows adoption.

Limited Public Awareness and Funding Constraints

Limited public awareness about the importance of effective secondary wastewater treatment hampers funding and prioritization. Many communities underestimate the environmental and health risks associated with untreated or inadequately treated wastewater, leading to insufficient political will to invest in advanced treatment infrastructure.

In developing regions, competing social and economic priorities often overshadow wastewater treatment, resulting in underfunded projects and delayed upgrades. Even where regulations exist, enforcement may be weak due to limited resources.

Public-private partnerships and international funding help bridge gaps but are often insufficient to meet the large-scale needs of wastewater infrastructure. The lack of widespread education and advocacy reduces community support for tariff increases or taxes needed to finance secondary treatment facilities.

Moreover, the intangible benefits of wastewater treatment—such as pollution reduction and public health improvement—are less visible than other infrastructure investments, making it difficult to justify high upfront costs to stakeholders.

This challenge limits market penetration in many regions and underscores the need for greater awareness and funding mechanisms to drive adoption of secondary water and wastewater treatment equipment globally.

Key Market Trends

Increasing Emphasis on Water Reuse and Circular Economy

The push for sustainable resource utilization and the emergence of the circular economy concept are driving a trend toward wastewater reuse in industries and municipalities. Secondary wastewater treatment equipment is at the heart of this transition, enabling the purification of wastewater to a level suitable for non-potable—and in some cases potable—reuse.

Governments worldwide are implementing policies that promote treated wastewater reuse for irrigation, landscaping, industrial cooling, and even indirect potable use. For example, Singapore's NEWater program reclaims over 40% of its total water demand through advanced secondary and tertiary treatment. Similarly, California mandates water reuse strategies in new development projects.

This trend is pushing manufacturers to develop equipment that supports high-quality effluent production with minimal environmental impact. Biological treatment systems with advanced nutrient removal capabilities, energy-efficient aeration blowers, and smart monitoring tools are in high demand to meet reuse standards.

Industrial users, especially in water-scarce regions, are investing in secondary treatment systems to minimize freshwater withdrawal and reduce discharge penalties. Companies in sectors such as textiles, oil & gas, and power generation are integrating closed-loop water systems, supported by efficient secondary treatment.

In addition, international organizations like the World Bank and UN are funding wastewater reuse projects, particularly in developing nations facing acute water shortages. The increasing emphasis on water reuse is expected to continue accelerating investments in reliable secondary treatment equipment globally.

Digitalization and Smart Monitoring Integration

A growing trend transforming the secondary water and wastewater treatment equipment market is the integration of digital technologies. Smart monitoring, IoT sensors, AI-based analytics, and SCADA systems are being increasingly incorporated to optimize treatment efficiency, reduce energy consumption, and ensure compliance with regulatory standards.

These digital tools enable real-time monitoring of critical parameters like Biological Oxygen Demand (BOD), Chemical Oxygen Demand (COD), pH, turbidity, and nutrient levels, allowing operators to make immediate adjustments to maintain optimal biological treatment performance. Predictive maintenance systems are also being employed to minimize equipment downtime and reduce OPEX.

For instance, wastewater treatment plants using AI-based decision support systems can improve energy efficiency by 10–20% and reduce sludge generation significantly. Digital twins—virtual replicas of physical treatment plants—are also gaining popularity, as they allow engineers to simulate scenarios, optimize processes, and forecast equipment behavior under varying load conditions.

Smart solutions are especially beneficial in decentralized and remote treatment systems, where workforce availability may be limited. With remote access and automated alerts, operators can manage multiple sites more efficiently.

Governments and funding agencies are also encouraging digital adoption through smart city initiatives and infrastructure modernization programs. For example, the U.S. EPA promotes the Water Infrastructure Finance and Innovation Act (WIFIA), which supports projects that incorporate smart infrastructure.

This growing trend toward digitalization is expected to continue reshaping the industry, making secondary treatment systems more resilient, cost-efficient, and environmentally compliant.

Shift Toward Energy-Efficient Biological Treatment Systems

As energy costs rise and environmental sustainability becomes a core concern, there is a notable trend toward the adoption of energy-efficient secondary wastewater treatment equipment. Biological processes, especially those involving aeration, are among the most energy-intensive stages in wastewater treatment. In some facilities, aeration alone accounts for 50–70% of the total energy consumption.

To combat this, manufacturers are introducing energy-saving equipment like fine-bubble diffusers, variable frequency drives (VFDs), and energy-optimized blowers. These technologies enhance oxygen transfer efficiency and reduce unnecessary energy use during low inflow periods.

Another development gaining traction is the use of advanced control algorithms to modulate aeration based on real-time demand. These systems can reduce electricity use by up to 30%, depending on plant design and inflow variability. Additionally, innovations such as Integrated Fixed-Film Activated Sludge (IFAS) and Moving Bed Biofilm Reactor (MBBR) systems offer better treatment with reduced energy input and smaller footprints.

Renewable energy integration—like using biogas generated from sludge digestion to power treatment plants—is also part of the broader move toward energy neutrality. In Europe, several plants are operating on net-zero or even net-positive energy balances due to such integration.

This trend is aligned with global carbon reduction targets and corporate ESG goals. As more utilities and industrial users seek to lower operational costs and their carbon footprints, energy-efficient secondary treatment equipment will play a central role in shaping the future of the market.

Rise of Modular and Prefabricated Treatment Systems

Another key trend gaining momentum in the secondary water and wastewater treatment equipment market is the rise of modular and prefabricated systems. These solutions are gaining preference due to their quick deployment, scalability, and suitability for decentralized treatment applications.

Modular treatment systems are designed as factory-built units that can be easily transported and assembled on-site. These systems significantly reduce construction time, labor costs, and project delays, making them ideal for remote locations, temporary installations, or rapidly urbanizing areas where infrastructure expansion is urgently needed.

Industries such as oil & gas, mining, and manufacturing are adopting these plug-and-play systems for on-site treatment, ensuring regulatory compliance and water reuse without relying on centralized utilities. Modular systems also allow for phased capacity expansion, which is particularly beneficial for small municipalities and industrial zones with fluctuating wastewater volumes.

Manufacturers are offering containerized MBR, MBBR, and SBR systems with integrated automation, remote monitoring, and compact footprints. Some models offer energy savings of up to 20% due to optimized flow paths and smart process controls.

The COVID-19 pandemic also accelerated interest in modular systems due to labor shortages and supply chain disruptions affecting traditional construction projects. Furthermore, governments and aid organizations are deploying prefabricated wastewater treatment units in emergency relief and humanitarian applications.

This shift toward modularization is enabling rapid infrastructure deployment, particularly in developing nations where conventional projects are hindered by financial and logistical barriers. The trend is expected to reshape market dynamics by opening new applications and geographic opportunities.

Segmental Insights

Equipment Type Insights

Disinfection Equipment segment dominates in the Global Secondary Water And Wastewater Treatment Equipment market in 2024 due to increasing regulatory mandates, rising public health concerns, and the critical role disinfection plays in ensuring water safety post-biological treatment. Secondary treatment processes effectively reduce organic content and nutrients but do not completely eliminate pathogens. Disinfection is essential to inactivate remaining bacteria, viruses, and protozoa before water is either discharged into the environment or reused.

Government bodies worldwide are enforcing stricter effluent standards to prevent waterborne disease outbreaks and protect ecosystems. For instance, the U.S. EPA, the European Commission, and China’s Ministry of Ecology and Environment all mandate residual microbial limits in treated effluent, driving demand for disinfection technologies. Chlorination, ultraviolet (UV) irradiation, and ozone systems are the most widely adopted disinfection methods. Among these, UV systems are gaining popularity due to their chemical-free operation, compact design, and ability to inactivate chlorine-resistant pathogens like Cryptosporidium.

Rapid urbanization, particularly in Asia-Pacific and Africa, has expanded municipal wastewater infrastructure, further boosting demand for scalable, reliable disinfection systems. Simultaneously, the growth of water reuse programs in industries such as food and beverage, pharmaceuticals, and textiles has driven the installation of high-efficiency disinfection systems to meet reuse quality standards.

In addition, the COVID-19 pandemic raised awareness about microbial contamination, reinforcing the need for robust disinfection across municipal and industrial settings. Investments in decentralized treatment systems also favor compact, modular disinfection equipment that can be deployed independently of large infrastructure.

Technological advancements in low-pressure high-output UV systems, advanced ozone generators, and automated dosing controls have improved operational efficiency and reduced OPEX, making disinfection equipment more accessible even for small- to mid-scale users.

Application Insights

Municipal Water Treatment segment dominates in the Global Secondary Water And Wastewater Treatment Equipment market in 2024 due to increasing urbanization, rising population, and stringent government regulations on effluent discharge. Municipalities are under pressure to treat larger volumes of wastewater efficiently while ensuring compliance with environmental standards. Investments in centralized treatment plants and upgrades of aging infrastructure, especially in developed and emerging economies, further boost equipment demand. Additionally, public health concerns and initiatives promoting water reuse and sustainability drive municipalities to adopt advanced secondary treatment technologies, solidifying their position as the leading application segment in the global market.

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Regional Insights

Largest Region

North America dominates the Global Secondary Water And Wastewater Treatment Equipment market in 2024 due to its stringent environmental regulations, well-established infrastructure, and strong government focus on sustainable water management. The United States Environmental Protection Agency (EPA) and Canada’s federal and provincial authorities impose strict limits on wastewater discharge, which compels industries and municipalities to adopt advanced secondary treatment solutions. These regulations mandate biological treatment and disinfection processes that require specialized equipment, thereby fueling demand across the region.

Additionally, North America’s advanced industrial landscape, especially in sectors such as chemicals, pharmaceuticals, and food & beverage, generates significant wastewater volumes that require rigorous secondary treatment. As industries upgrade their facilities to align with sustainability goals and meet discharge norms, the demand for high-efficiency equipment such as disinfection systems, aeration tanks, and biological reactors continues to grow.

The region also benefits from robust public and private investments in water infrastructure modernization. The U.S. Infrastructure Investment and Jobs Act, which earmarks billions of dollars for water systems, includes provisions specifically aimed at wastewater treatment improvements. This funding accelerates the deployment of energy-efficient and high-performance secondary treatment equipment across municipal and industrial projects.

North America's emphasis on water reuse, especially in water-stressed regions like California, is another critical driver. Secondary treatment equipment plays a vital role in reclaiming wastewater for irrigation, industrial use, and even potable reuse, pushing adoption rates higher.

Furthermore, the presence of major global equipment manufacturers and technology innovators headquartered in North America ensures continuous innovation and availability of cutting-edge solutions. These companies drive market growth through local support, training programs, and rapid deployment capabilities.

Emerging Region

Europe is the emerging region in the Global Secondary Water And Wastewater Treatment Equipment market in the coming period due to its aggressive sustainability goals, circular economy initiatives, and tightening wastewater discharge regulations under the EU Urban Wastewater Treatment Directive. Increasing investments in upgrading aging treatment infrastructure, especially in Eastern and Southern Europe, are driving demand for advanced secondary treatment technologies. Additionally, the EU’s Green Deal and NextGenerationEU recovery plan prioritize water resilience, encouraging municipalities and industries to adopt efficient wastewater solutions. The region’s commitment to climate adaptation and water reuse further positions it for significant market growth in the coming years.

Recent Developments

• In February 2025, ONGC appointed bp as the Technical Services Provider (TSP) for Mumbai High, India’s largest offshore oil field. ONGC retains field ownership and operational control, while bp will initially receive a fixed fee for two years, transitioning to a performance-based fee tied to increased production. The collaboration aims to reverse production decline and drive sustainable output growth through bp’s technical expertise.
• In November 2024, Cairn Oil & Gas, a subsidiary of Vedanta Group, became the first Indian oil and gas producer to join the UN Environment Programme’s OGMP 2.0. By signing the MoU, Cairn commits to enhanced methane reporting and emission reduction practices. The move aligns with global sustainability goals and underscores Cairn’s dedication to environmental stewardship and responsible energy production.
• During India Energy Week in February 2025, bp signed an MoU with Engineers India Ltd (EIL) to explore cooperation in oil, gas, and refining sectors. The partnership will leverage EIL’s engineering capabilities to support bp’s global operations. The MoU reflects both companies’ commitment to enhancing technical collaboration and fostering innovation in energy infrastructure projects.
• In November 2024, Kent was awarded a contract by BASF to provide engineering services for its gas treatment initiatives in the UAE. Kent will support the development of Process Design Packages (PDPs) within BASF’s OASE licensed technology. The scope includes delivering optimized process designs, preparing detailed PDPs, and ensuring full compliance with industry standards. Kent’s contributions will be critical throughout both the define and execute phases, reinforcing its expertise in complex energy sector engineering solutions.
• In January 2025, Gradiant announced a strategic partnership with GF Piping Systems to enhance its delivery of high-performance water and wastewater treatment solutions across critical industries including semiconductors, pharmaceuticals, and critical minerals. The alliance leverages Gradiant’s advanced treatment technologies with GF Piping’s robust flow solutions, reinforcing Gradiant’s leadership in the global water sector while enabling scalable, reliable, and efficient solutions to meet the demands of increasingly complex industrial operations.
• In February 2025, Products for Industry (PFi) introduced a world-first pure titanium cross-flow membrane for wastewater treatment, offering improved uptime, environmental performance, and yield. To enhance operational efficiency and ease of industrial integration, PFi partnered with Rockwell Automation, utilizing the CompactLogix™ control system and PanelView Plus™ terminal. This collaboration enables the delivery of a repeatable, streamlined, and scalable wastewater treatment solution tailored to modern industrial manufacturing environments.
• In May 2024, Schneider Electric advanced its role in sustainable infrastructure by supporting India’s Namami Gange initiative. Partnering with SUEZ, the company is delivering advanced energy management and automation technologies for Delhi’s largest single-stage wastewater treatment plant. As the primary provider of NextGen automation solutions, Schneider Electric’s involvement underscores its commitment to digitizing essential utilities and contributing to large-scale, environmentally conscious water treatment initiatives aligned with government-led urban development plans.
• In May 2025, India’s rapid urban expansion is driving a sharp rise in water demand and wastewater production, making efficient sewage treatment crucial for public health, regulatory compliance, and sustainable growth. Selecting the right sewage treatment plant (STP) manufacturer is vital for project success. This guide highlights key industry insights, evaluation criteria, and how SUSBIO is pioneering innovative solutions, positioning itself as a leading partner for delivering reliable and high-performance sewage treatment systems across India.
• In February 2024, The Energy and Resources Institute (TERI) has partnered with Ion Exchange India Ltd through a TADOX Technology and Trademark License Agreement to commercialize TERI’s patented industrial wastewater treatment technology. The signing, attended by senior leaders including Shri G Asok Kumar (NMCG), Dr Vibha Dhawan (TERI), and Ion Exchange executives, marks a strategic collaboration aimed at advancing sustainable wastewater solutions and strengthening India’s industrial water management capabilities through innovative, scalable technologies.

Key Market Players

• Veolia Environnement SA
• Xylem Inc.
• SUEZ SA
• Pentair plc
• Evoqua Water Technologies LLC
• Aquatech International LLC
• Ecolab Inc.
• Ovivo Inc.
• Toshiba Water Solutions Pvt. Ltd.
• Parkson Corporation

Report Scope:

In this report, the Global Secondary Water And Wastewater Treatment Equipment Market has been segmented into the following categories, in addition to the industry trends which have also been detailed below:

• Secondary Water And Wastewater Treatment Equipment Market, By Equipment Type:

o   Biological Treatment Equipment

o   Clarification Equipment

o   Filtration Equipment

o   Disinfection Equipment

• Secondary Water And Wastewater Treatment Equipment Market, By Application:

o   Municipal Wastewater Treatment

o   Industrial Wastewater Treatment

• Secondary Water And Wastewater Treatment Equipment Market, By Region:

o   North America

§  United States

§  Canada

§  Mexico

o   Europe

§  Germany

§  France

§  United Kingdom

§  Italy

§  Spain

o   South America

§  Brazil

§  Argentina

§  Colombia

o   Asia-Pacific

§  China

§  India

§  Japan

§  South Korea

§  Australia

o   Middle East & Africa

§  Saudi Arabia

§  UAE

§  South Africa

Competitive Landscape

Company Profiles: Detailed analysis of the major companies present in the Global Secondary Water And Wastewater Treatment Equipment Market.

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Global Secondary Water And Wastewater Treatment Equipment Market report with the given market data, Tech Sci Research offers customizations according to a company's specific needs. The following customization options are available for the report:

Company Information

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