Dissolved Oxygen Sensors Market Trends

  • Report ID: 3945
  • Published Date: Nov 20, 2025
  • Report Format: PDF, PPT

Dissolved Oxygen Sensors Market - Growth Drivers and Challenges

Growth Drivers

  • An Increasing Prevalence Of Contamination Of Water - According to the World Health Organization (WHO), 785 million people lack basic access to drinking water, while 2 billion consume contaminated water. As water contamination increases, it affects the dissolved oxygen levels in the water. This, in turn, has a significant impact on aquatic life and the surrounding environment. Dissolved oxygen sensors can help detect water contamination levels, and therefore the demand for these sensors is increasing.
  • Growing Industrial Activities Worldwide - A comparison of December 2022 with December 2021 reveals that global industrial production, excluding the United States, increased by 1.2%. As industrial activities increase, wastewater contaminated with chemicals and other pollutants is generated in large volumes. To monitor the quality of wastewater, dissolved oxygen sensors are used to detect the presence of pollutants and measure oxygen levels in the water.
  • The Presence of Large Water Treatment Plants- It is estimated that there are 14,740 public-owned water treatment plants serving 235 million people across the country. Water treatment plants need to monitor the levels of dissolved oxygen in the water they are treating, and the sensors enable them to do this quickly and accurately. This in turn helps to ensure that the water is safe for consumption.
  • Rapid Growth of Biotechnology And Pharmaceutical Industries In Developing Economies- A 15% increase over the previous year was recorded in the Indian biotechnology industry in 2022, surpassing USD 80 billion. As of 2021, there were 5,360 biotech startups registered in India, an increase of 1125 from the previous year. The number of startups is expected to increase to 10,000 by 2024. The need for precise and accurate measurements of dissolved oxygen for biotech and pharma industries is essential for their production processes, as any variation in oxygen levels can lead to quality and safety issues with the products.
  • Rapid Urbanization Worldwide - As per World Bank, there are 4.4 billion people living in cities around the world today, representing 56% of the population. In the next few decades, this trend is expected to continue, with a population of more than double its current size expected in the cities by 2050, a time when almost 7/10 of the world's population will live in cities. As more people move to cities, the demand for water increases and the quality of the water decreases. Therefore, these sensors are used to monitor the quality of the water and detect any changes in the oxygen level so that corrective action can be taken.

Challenges

  • High Cost Associated with The Installation of Dissolved Oxygen Sensors- The high cost of installing these sensors is owing to the fact that they are delicate and require specialized knowledge to install and maintain. Additionally, the sensors are sensitive to changes in temperature and pH, so they need to be monitored regularly and recalibrated, which adds to the cost.
  • Poor Awareness amongst Wastewater Treatment Facilities regarding the importance of dissolved oxygen sensors and the lack of technical expertise to operate and maintain them
  • Wastewater-related Diseases that are Susceptible to Aerobic Bacteria

Base Year

2025

Forecast Year

2026-2035

CAGR

5.9%

Base Year Market Size (2025)

USD 430.04 million

Forecast Year Market Size (2035)

USD 762.9 million

Regional Scope

  • North America (U.S., and Canada)
  • Asia Pacific (Japan, China, India, Indonesia, Malaysia, Australia, South Korea, Rest of Asia Pacific)
  • Europe (UK, Germany, France, Italy, Spain, Russia, NORDIC, Rest of Europe)
  • Latin America (Mexico, Argentina, Brazil, Rest of Latin America)
  • Middle East and Africa (Israel, GCC North Africa, South Africa, Rest of the Middle East and Africa)

Browse key industry insights with market data tables & charts from the report:

Frequently Asked Questions (FAQ)

In the year 2026, the industry size of dissolved oxygen sensors is evaluated at USD 452.88 million.

The global dissolved oxygen sensors market size was worth over USD 430.04 million in 2025 and is poised to grow at a CAGR of around 5.9%, reaching USD 762.9 million revenue by 2035.

The Asia Pacific region is anticipated to command a 34% share of the dissolved oxygen sensors market by 2035, underpinned by rising water quality monitoring needs and substantial governmental investments in treatment and environmental protection systems.

Key players in the market include Dow Water & Process Solutions, Financials, Ecolab, 3M Purification, Siemens, Veolia, GDF SUEZ, Aquatech International, Xylem, GE Water & Process Technologies, Calgon Carbon.
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