Water Treatment Ozone Generator Market Size - By Technology (Ultraviolet, Cold Plasma, Corona Discharge, Electrolytic), By Application, By End Use & Forecast, 2025 - 2034

Water Treatment Ozone Generator Market Size

The global water treatment ozone generator market was valued at USD 101.1 million in 2024 and is set to reach USD 209.5 million by 2034, growing at a CAGR of 7.7% from 2025 to 2034. The requirement for powerful disinfectant generators which can destroy a vast array of microorganisms, such as bacteria, viruses, and protozoan cysts contained within municipal and industrial water, is expected to influence the adoption of the product. An increase in global initiatives to adopt eco-friendly practices of water treatment is expected to facilitate favorable opportunities for product penetration as well.
 

The demand for technological advancement in treatment processes including the use of ozone generators will be boosted by increasing investments in the modernization and construction of water treatment plants. In April 2021, the U.S. EPA began funding water infrastructure projects and made available an additional USD 6.5 billion, thereby expanding investment in critical water infrastructure across many communities.
 

Rising governments enforcement of stricter environmental laws to ensure safe drinking water and proper wastewater management will enhance the product adoption due to its high efficiency in eliminating a broad range of contaminants. Furthermore, ongoing global shift towards environmentally sustainable practices will increase the product adoption. This treatment reduces the reliance on chemical disinfectants including chlorine, which can form harmful byproducts.
 

The elevation of industrial waste discharge, agriculture runoff and urban waste has resulted in the pollution of surface and ground water. Advanced treatment techniques are required to remove contaminants such as pesticides, pharmaceuticals, heavy metals and micro plastics from the water. The United Nations' World Water Development Report 2024 states that around 2.2 billion people do not have access to drinking water, while 3.5 billion lack proper sanitation services.
 

Water Treatment Ozone Generator Market Trends

• Growing pressure on utilities and industries to adopt advanced water treatment technologies in line with rising public health initiatives advocating for the elimination of harmful pathogens and pollutants will accelerate the product growth. Furthermore, ongoing innovations in ozone generation technology, such as improved energy efficiency, compact designs, and automated control systems to make the product more reliable and cost-effective will further bolster the water treatment ozone generator market scenario.
   
• Rising cases of waterborne diseases such as cholera, dysentery, and giardiasis uplift advanced products adoption. Each year, approximately 829,000 people worldwide lose their lives to diarrheal diseases caused by unsafe or insufficient drinking water, sanitation, and hygiene. In the WHO European Region, inadequate WASH conditions contribute to the deaths of seven people daily from diarrheal illnesses. These statistics propel ozone generator adoption to disinfect water without producing harmful byproducts making it a preferred solution for municipal and industrial water treatment facilities.
   
• The increasing demand for water treatment solutions that can reduce the production of disinfection byproducts including trihalomethanes and haloacetic acids, typically using chlorine-based techniques, will support the product adoption to lessen problems with regulatory compliance and improve the general quality of treated water.
   
• Furthermore, growing popularity of generators coupled with their efficient use in various processes such as municipal water treatment, wastewater recycling, industrial effluent treatment, and bottled water production will enhance the business outlook. Toshiba Infrastructure Systems & Solutions Corporation has contracted with Larsen and Toubro Limited for the supply of three ozone generators at Chandrawal Water Treatment Plant in Delhi, India. The 477 MLD plant, replacing older facilities, will incorporate Toshiba’s ozone generators, each with a capacity of 31 kg per hour.
   

Water Treatment Ozone Generator Market Analysis

• The water treatment ozone generator industry was valued at USD 90.6 million, USD 95.5 million and USD 101.1 million in 2022, 2023 and 2024 respectively. The industry is segmented in ultraviolet, cold plasma, corona discharge and electrolytic based on technology.
   
• The corona discharge segment is anticipated to reach more than USD 75.1 million by 2034. Rising demand for technology having high ozone product efficiency, particularly required in large-scale water treatment applications will accelerate corona discharge adoption. From small-scale domestic water treatment installations to large-scale systems for commercial and industrial usage, an increasing trend toward low-cost technologies that may be utilized for a number of reasons will boost the water treatment ozone generator market outlook.
   
• By 2034, the ultraviolet market is anticipated to expand at a compound annual growth rate of more than 8% due to its improved efficacy and chemical-free disinfection. This makes it a safer and more eco-friendly alternative for industries prioritizing sustainable water treatment. Companies are coming together to boost the product adoption. In February 2024, Pinnacle and BIO-UV Group have teamed up to improve ozone water treatment capabilities. Incorporating Pinnacle's advanced proprietary ozone methodology will penetrate new markets worldwide by scaling the ozone production capacity to over 30kg/h for BIO-UV Group.
   
• The cold plasma segment is projected to surpass USD 58.74 million by 2034 due to its high energy efficiency and low heat generation, resulting in decreased energy usage and operational costs in comparison to traditional approaches. Furthermore, an increase in worries on water contaminations together with tougher environmental controls, local authorities and businesses are pursuing cleaner and more energy effective treatment procedures which expand the use of cold plasma technologies.
   
• The electrolytic segment is set to grow at a CAGR of over 6.7% through 2034 due to its compact and decentralized treatment property, reducing infrastructure costs and enabling decentralized water treatment for industries and municipalities. Companies are coming up with advanced product lineup including Membrel electrolytic ozone generators offered by Veolia with production ranging from 3 g O3/h to 9 g O3/h and applications in pharmaceuticals, personal care products, cosmetics, and microelectronics.
   

• Based on application, the industrial water treatment segment holds a market share of 46.4% in 2024. Increasing need for generators with superior disinfection and oxidation properties, capable of effectively eliminating bacteria, viruses, and other microorganisms, surpassing the disinfection potential of chlorine will uplift the product adoption in municipal water treatment applications.
   
• Municipal water treatment segment is set to grow at a CAGR of over 8.2% till 2034. Increasing stringent regulatory frameworks, such as the Safe Drinking Water Act in the U.S. and Indian water directives, mandate advanced treatment methods to meet water quality standards, driving the product demand. In June 2023, the new headquarters of Bhopal Municipal Corporation will feature an ozone generation plant for water disinfection and polishing. The facility, set up on Link Road No. 2, will have a 100 gms/hr capacity, including an oxygen generator, concentrator, venturi, pump, and piping system.
   
• Rising demand for modern ozone generators offering energy-efficient solutions, reducing operational costs while supporting sustainability goals in municipal water treatment will bolster the product adoption. Furthermore, unlike traditional methods relying on chlorine or other chemicals, ozone treatment reduces chemical dependency, minimizing residual contaminants and improving water quality thereby driving business outlook.
   

• As of 2024, North America holds more than 31.8% of the market share, which is expected to improve further by 2034. The U.S. water treatment ozone generator market was valued at USD 26.5 million, 27.8 million, and 29.2 million in 2022, 2023 and 2024 respectively.
   
• Rising stringent water quality standards including the Safe Drinking Water Act and Clean Water Act enforced for potable and wastewater quality will foster the product demand to remove pathogens and organic pollutants without leaving harmful residues.
   
• Increased funding aimed at improving obsolete municipal water scrubbers to modern efficiency and safety standards will enhance the use of ozone generators to modernize treatment systems while still meeting all compliance requirements. In October 2024, the U.S. Environmental Protection Agency has allocated USD 3.6 billion through the Biden-Harris Administration’s Bipartisan Infrastructure Law to enhance water infrastructure and safeguard communities.
   
• Asia Pacific water treatment ozone generator market is expected to cross more than USD 118.6 million by 2034. The accelerated pace of urbanization and industrial development within India, China, and other Southeast Asian countries increased water pollution, raising the need to treat industrial effluents and municipal wastewater. The increasing water scarcity in highly populated areas together with rising water recycling efforts will drive the adoption of the product to treat effluent water by removing contaminants, odor, and color, rendering it safe for reuse.
   
• Developing countries including India are set to invest in the business to overcome the growing pollution concerns. In May 2024, Under the direction of Shimla Jal Prabandhan Nigam, Shimla is about to embark on its first ozone water treatment project. Expected to be completed by May 2025, this project will improve water resources management in the area and bring 67 million liters of water per day from the Sutlej River to Shimla with an estimated cost of around USD 5 billion.
   
• The Europe water treatment ozone generator market is set to reach more than USD 11.9 million by 2034 due to strict environmental policies, rising water pollution, and the need for sustainable approaches. Water standards’ policies of the European Union guide the use of sophisticated disinfection technologies such as ozone which eliminates contaminations without producing toxic waste.
   

Water Treatment Ozone Generator Market Share

• Top three players, including Faraday Ozone, SUEZ and Mitsubishi Electric account for nearly 37.1% of the water treatment ozone generator industry. These businesses are consistently innovating to deliver advanced and unique products. They use modern technologies to improve productivity, reduce maintenance expenditures, and enable easier interaction with services, thus increasing their competitiveness in the market.
   
• Moreover, companies are venturing into regions such as Latin America, the Middle East, and the Asia Pacific, strengthening their market presence through collaborations with local suppliers and governmental bodies.
   
• Businesses collaborates with industrial sectors, environmental organizations, and municipal water authorities to include ozone treatment in large-scale initiatives. Manufacturers are also focusing on environmentally friendly, chemical-free disinfection technologies as a result of strict environmental restrictions in places including North America and Europe.
   

Water Treatment Ozone Generator Market Companies

• Mitsubishi Electric, a growing Japanese company in water treatment ozone generator industry, reported USD 34.9 billion in 2024, with an operating profit of USD 2.1 billion. The company is actively advancing water treatment technology with its energy-efficient ozone generating equipment. These systems are designed to filter wastewater and river water, creating safe, reusable water by eliminating pathogens, smells, and color.
   
• Veolia's revenue was USD 44.6 billion in 2022 and USD 47.2 in 2023. The company is offering Membrel Electrolytic ozone generators, a brand of Ozonia. The Membrel MkV Electrolytic ozone generator provides an advanced solution for disinfection of ultrapure water systems with the aid of ozone for use in industrial and pharmaceutical applications. This system can generate ozone directly from water instead of using air or oxygen; therefore, the level of contaminants is reduced to a minimum, which guarantees exceptional disinfection.
   

Eminent players operating in the water treatment ozone generator market are:

• Chemtronics
• EBARA Technologies
• Faraday Ozone
• Lenntech Water Treatment
• Mitsubishi Electric
• Ozone Solutions
• Ozonetek
• Primozone
• SUEZ
• Toshiba
• Veolia
   

Water Treatment Ozone Generator Industry News:

• In June 2023, after completing the engineering phase in collaboration with Pannekoek GWW B.V. and Witteveen+Bos, Nijhuis Saur Industries constructed, tested, and commissioned the ozone generation plant for HDSR. Following its successful launch, experts from the HDSR Water Authority and Nijhuis Saur Industries are reviewing the data to refine and enhance the plant's performance.
   
• In June 2023, the new Bhopal Municipal Corporation (BMC) headquarters will have an ozone generation facility for disinfection and polishing of treated water. The water polishing system has an ozone production capability of 100 gms/hr which includes an oxygen generator, concentrator, venturi, and pump. This method can also be used for industrial effluent treatment, municipal sewage treatment, and other incidents of drinking water treatment.
   

This water treatment ozone generator market research report includes an in-depth coverage of the industry with estimates & forecast in terms of revenue and volume in “USD Million & Units” from 2021 to 2034, for the following segments:

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Market, By Technology

• Ultraviolet
• Cold Plasma
• Corona Discharge
• Electrolytic

Market, By Application

• Municipal Water Treatment
• Industrial Process Water Treatment
• Others

Market, By End Use

• Commercial
• Municipal
• Industrial

The above information has been provided for the following regions and countries:

• North America
  • U.S.
  • Canada 
• Europe
  • Germany
  • UK
  • France
  • Russia
• Asia Pacific
  • China
  • Australia
  • India
  • Japan
  • South Korea
• Middle East & Africa
  • Saudi Arabia
  • UAE
  • Egypt
  • Turkey
  • South Africa
• Latin America
  • Brazil
  • Argentina