Water Quality Monitoring Market Size & Share 2026-2035

Water Quality Monitoring Market Size

The global water quality monitoring market was valued at USD 5.9 billion in 2025. The market is expected to grow from USD 6.2 billion in 2026 to USD 8.2 billion in 2031 & USD 11 billion in 2035, at a CAGR of 6.7% during the forecast period according to the latest report published by Global Market Insights Inc.

The growth of the water quality monitoring industry is attributed to the tightening of global water quality regulations, increasing concerns over water pollution and emerging contaminants, growing investments in safe drinking water and wastewater treatment infrastructure, rapid adoption of IoT-enabled real-time monitoring technologies and smart sensors, and the rising need for continuous environmental monitoring to support sustainable water resource management and public health protection.

Growing stringent water quality regulations, along with government support, initiatives to protect the quality of drinking water and aquatic habitats, is fueling market growth The governing bodies are increasing the water quality monitoring needs for different types of contaminants, such as, PFAS, nutrients, heavy metals and microbes, hence, a need for enhanced water quality monitoring solutions. For instance, in May 2026, the U.S. Environmental Protection Agency (EPA) announced a comprehensive PFAS strategy that includes nearly USD 1 billion in funding to help states improve drinking water quality, while reinforcing national drinking water protections and expanding monitoring efforts for emerging contaminants. This regulatory push is accelerating the adoption of continuous water quality monitoring technologies across public and private water infrastructure.^{[1]Comprehensive PFAS Strategy, epa.gov}

Additionally, the global market is further boosted by high adoption of real-time surveillance systems and IoT sensors and smart water networks which enable efficiency in water distribution systems and provide earlier monitoring of contamination and leakage incidents. In addition, to manual sampling the water companies are adopting water monitoring systems that can help to monitor several parameters of the water such as pH, dissolved oxygen, nutrient, turbidity and conductivity. For instance, the U.S. EPA's Water Quality Surveillance and Response (SRS) framework promotes the implementation of online water quality monitoring, advanced metering infrastructure, and integrated surveillance systems to help drinking water utilities rapidly detect and respond to water quality incidents. These initiatives are accelerating investments in digital water monitoring infrastructure worldwide.^{[2]Water Quality Surveillance, epa.gov}

The market has been witnessing consistent growth over the past few years, due to increased environmental concerns on pollution of water bodies, extensive investment in drinking and wastewater treatment infrastructure, and increased focus on sustainability in water resource management. Factors such as increased implementation of smart city initiatives, climate resilience projects, strict industrial wastewater compliance standards, and ongoing environmental surveillance efforts, support this growth. Additionally, government agencies and water utilities have been keenly focusing on maintaining public health standards, enhancing operational efficiency, and working toward various sustainable development goals across the globe.

Water Quality Monitoring Market Trends

• Water quality and utility management is incorporating Artificial Intelligence (AI), cloud technologies and predictive analytics within water quality monitoring systems. These will allow utilities and industries to process real time data, identify unusual readings, provide predictive maintenance and quickly react to contamination incidences to minimize operational costs and maximize efficiency. This trend began in from 2022 with increasing implementation of digital water and will continue up to 2032.
• Increased monitoring of PFAS and emerging contaminants regulatory agencies are constantly monitoring contaminants e.g., pharmaceuticals, microplastics, endocrine-disrupting chemicals and conducting regulatory requirements and surveillance, thus fueling demand for high-precision analytical instrumentation and online monitoring devices. For instance, in April 2024, the U.S. Environmental Protection Agency (EPA) finalized the first-ever National Primary Drinking Water Regulation for PFAS, establishing enforceable limits for six PFAS chemicals and requiring public water systems to monitor and report compliance. This regulation is expected to significantly accelerate deployment of advanced water quality monitoring technologies across North America.^{[3]Per- and Polyfluoroalkyl Substances, epa.gov}
• Deployment of IoT sensors in smart water networks is growing. The use of IoT-enabled sensors, wireless telemetry, edge computing and SCADA monitoring systems for continuous measurements of parameters such as pH, turbidity, DO, EC, or nutrient concentrations by water utilities have been accelerated since 2021 when they looked at digital transformation of systems and will be accelerated through 2032 due to smart cities and resilient water infrastructure investment.
• Rising focus on wastewater-based epidemiology (WBE) as governments are increasingly utilizing wastewater monitoring to detect pathogens, antimicrobial resistance, and public health threats. For instance, the U.S. Centers for Disease Control and Prevention (CDC) continue to expand the National Wastewater Surveillance System (NWSS), enabling state and local health departments to monitor wastewater for infectious diseases and support public health decision-making. The growing use of wastewater surveillance is creating new opportunities for advanced water quality monitoring technologies beyond traditional environmental applications.^{[4]U.S. Centers for Disease Control and Prevention,cdc.gov}

Water Quality Monitoring Market Analysis

Based on offering type, the water quality monitoring market is divided into hardware, software, and services.

• The hardware segment led the market in 2025, holding a 62.3% share. This segment leads the market due to deployment of water quality sensors, analyzers, probes, transmitters, data loggers, and monitoring station at municipal water supply, industrial organizations, environmental monitoring bodies and wastewater treatment plants. Stringent regulations pertaining to the constant monitoring of water quality parameters like pH, dissolved oxygen, conductivity, turbidity and chlorine at industrial units, wastewater plant and potable water infrastructure as well as rising investments in smart water initiatives are poised to bolster market for the advanced monitoring hardware.
• The software segment is anticipated to grow at a CAGR of 10.6% over the forecast period. This growth is driven by increasing adoption of cloud monitoring platforms, AI, ML, IoT connectivity and complex data analytics for real-time water quality management drives this growth. These software applications provide solutions for predictive maintenance, automated regulatory compliance reporting, remote operations, contamination detection and process optimization.

Based on parameter type, the water quality monitoring market is divided into physical parameters, chemical parameters, and biological parameters.

• The chemical parameters segment dominated the market in 2025 and was valued at USD 2.8 billion owing to its widespread demand for more sophisticated monitoring of key water quality parameters like pH, dissolved oxygen, conductivity, residual chlorine, ammonia, nitrates, phosphates, heavy metals and PFAS for drinking water, wastewater, industrial process and environmental monitoring applications. More rigorous regulatory compliance requirements, increasing volume of wastewater from industries and growing awareness regarding the new-age contaminants contribute to rise in demand for chemical parameter monitoring systems worldwide.
• The biological parameters segment is expected to witness growth at a CAGR of 6.8% during the forecast period due to increasing bacteria, virus, algae, coliform, pathogen, and other contaminant detection and measurement, for safer drinking water, and public health are powering up the overall growth. Increased adoption of fast microbiological detection methods, molecular detection, biosensors, and other biological real-time analysis techniques, in conjunction with a significant surge in investment in water security initiatives, and wastewater monitoring is likely to foster the rapid deployment of biological parameters monitoring.

Based on end-user, the water quality monitoring market is divided into municipal sector, industrial sector, environmental & research sector, and commercial sector.

• The municipal sector segment led the market in 2025 with a market share of 42.3% as governments and public utilities toward improving drinking water treatment, wastewater disposal, and monitoring of the distribution network. Local governments are widely installing water quality monitoring systems for measurement of various parameters like pH, turbidity, dissolved oxygen, conductivity, chlorine, and micro-organisms, to ensure adherence to the national standards for drinking water and ultimately protecting the population from the threat of drinking waterborne infections.
• The industrial sector segment is expected to witness growth at a CAGR of 7.7% during the forecast period. The growth of this segment is being catalyzed by enhanced environmental regulations concerning the disposal of industrial wastewater. Also, widespread adoption of real-time water quality measurement technology in sectors such as power generation, oil & gas, chemicals, pharmaceuticals, food & beverages, mining and semiconductors. Increased efforts towards water recycling and reuse, process improvement, sustainability practices and regulatory compliance, have been driving industries toward investing in modern online monitors, automated water analyzers and IoT-based water quality solutions.

North America Water Quality Monitoring Market

North America held a share of 32.3% of the market in 2025.

• The market for water quality monitoring in North America has seen accelerated growth as a result of increased environmental compliance, infrastructure investment in water and wastewater, and emerging issues such as PFAS, heavy metals, and microplastics in water sources. Such issues have forced cities, utilities and industries to invest in state-of-the-art real-time monitoring to address water quality standards being established by government agencies, including EPA and Environment and Climate Change Canada (ECCC).

• Water utilities and government organizations are spending significantly on smart water systems, connected monitoring and IoT based sensors for better water resource monitoring and water related regulations compliance. It is projected that the market would continue to register considerable growth throughout 2035 due to ageing water infrastructure and refurbishment activities, increase in AI based analytics adoption, industrial wastewater management initiatives as well as due to on-going investments for sustainable water resources.

The U.S. water quality monitoring market size reached USD 1.65 billion in 2025, growing from USD 1.58 billion in 2024.

• The U.S. market is particularly strong due to the enforcement of the safe drinking water act (SDWA) and clean water act (CWA), along with increasing federal and state investments in drinking water treatment, wastewater management, and PFAS monitoring. Municipal utilities are rapidly deploying online analyzers, multiparameter sensors, and cloud-based monitoring platforms to ensure continuous compliance with water quality regulations.
• Additionally, the increasing integration of smart water management technology like the integration of IoT-based sensors, real-time remote telemetry, AI, and predictive analysis will also drive market expansion in municipal water supply, industrial water supply, and environment monitoring sectors. Growing investments from the federal infrastructure bill programs, the rising need for industrial discharge monitoring and focus on water recycling and sustainability will enable North America to be led by the USA in the water quality monitoring system market.

Europe Water Quality Monitoring Market

Europe market accounted for USD 1.5 billion in 2025 and is anticipated to show lucrative growth over the forecast period.

• With growing investment in drinking and wastewater treatment facilities, increasing environmental regulation standards in Europe and growing worries regarding novel contaminants such as microplastics, PFAS, and pharmaceuticals in water, the Europe water quality monitoring industry size seems poised for significant growth. As per the new EU directives like the water framework directive, the drinking water directive and the urban wastewater treatment directive, both the urban and the industrial wastewater will move forward. This is expected to accelerate the uptake of innovative real time monitoring water quality systems from municipalities and businesses.

• Additionally, the region is witnessing rapid adoption of smart water management technologies, including IoT-enabled sensors, cloud-based monitoring platforms, AI-driven analytics, and automated water quality stations. Growing investments in digital water infrastructure, sustainable resource management, and climate adaptation programs are further supporting demand for continuous monitoring solutions across municipal, industrial, and environmental applications.

Germany dominates the Europe water quality monitoring market, showcasing strong growth potential.

• Germany leads the European market due to its advanced water treatment infrastructure, strict environmental compliance framework, and significant investments in digital water management technologies. The country has extensively deployed continuous monitoring systems across drinking water facilities, industrial plants, rivers, and wastewater treatment facilities to maintain high water quality standards.
• Additionally, the German Environment Agency (Umweltbundesamt – UBA) operates nationwide water monitoring programs that continuously assess the ecological and chemical status of surface water and groundwater under the European Union Water Framework Directive, supporting evidence-based water resource management and pollution control. Germany's continued investments in smart environmental monitoring, industrial sustainability, and digital water technologies position it as the largest market for water quality monitoring systems in Europe.^{[5]Water Management & Water Framework Directive, umweltbundesamt.de}

Asia Pacific Water Quality Monitoring Market

The Asia Pacific market is anticipated to grow at the highest CAGR of 7.8% during the forecast period.

• Asia Pacific market to grow at robust rate. Asia Pacific water quality monitoring industry is set to grow on the backdrop of rising expenditure on drinking water infrastructure, industrialization in the region, high rate of urbanization, and growing awareness on water pollution. Various governments in the region are expanding water quality monitoring rules and investing in smart water management technologies for safe drinking water, proper wastewater treatment and monitoring water resources.

• Additionally, the growing adoption of IoT-enabled sensors, cloud-based monitoring platforms, and AI-driven analytics is accelerating the deployment of real-time water quality monitoring systems across municipal, industrial, and environmental applications. Government initiatives promoting sustainable water resource management, coupled with increasing investments in desalination, water reuse, and industrial wastewater treatment, are expected to further drive market growth across the region.

India water quality monitoring market is estimated to grow with a significant CAGR, in the Asia Pacific market.

• India is to become an important market given growing government support for river conservation, drinking water quality monitoring and wastewater treatment. Demand for discharge monitoring from industries has grown, coupled with the ongoing growth in urban water networks and the deployment of digital water monitoring systems that push industrial users and utilities to install monitoring solutions.
• Additionally, the Central Pollution Control Board (CPCB), under the National Water Quality Monitoring Programme (NWMP), operates one of the world's largest water quality monitoring networks, regularly monitoring rivers, lakes, canals, groundwater, and other water bodies across the country to assess pollution levels and support regulatory actions. These initiatives, along with programs such as Jal Jeevan Mission and Namami Gange, continue to strengthen the adoption of advanced water quality monitoring technologies throughout India.

Middle East and Africa Water Quality Monitoring Market

Saudi Arabia market to experience substantial growth in the Middle East and Africa.

• Saudi Arabia’s water quality monitoring industry on high gear with huge investments for Vision 2030. The market for water quality monitoring is experiencing significant growth in Saudi Arabia, primarily driven by large-scale investments in desalination, wastewater reuse, and smart water infrastructure as part of the Saudi Vision 2030 initiative. Growing adoption of modern monitoring devices within desalination plants, municipal water systems and industries is making the management of water quality and regulations better.

• Additionally, the Saudi Water Authority (formerly the Saline Water Conversion Corporation – SWCC) is implementing advanced digital monitoring and smart water management technologies across desalination facilities to enhance water quality, operational efficiency, and sustainable freshwater production. The country's continued investment in digital water infrastructure and environmental sustainability is positioning Saudi Arabia as one of the leading markets in the Middle East.

Water Quality Monitoring Market Share

The market is led by players such as Hach (Danaher), Xylem (YSI + WTW), Thermo Fisher Scientific, Endress+Hauser, and HORIBA. These five companies cumulatively accounted for 54.5% market share in 2025. Their leadership is supported by comprehensive product portfolios comprising online analyzers, multiparameter sensors, laboratory instruments, portable testing equipment, and digital water monitoring platforms. Their strong global presence across municipal, industrial, environmental, and research applications enables them to serve a broad customer base while addressing evolving regulatory requirements.

These companies maintain a competitive advantage through continuous investment in sensor innovation, IoT-enabled monitoring technologies, cloud-based analytics, and automation solutions. Their focus on improving measurement accuracy, enabling real-time remote monitoring, expanding smart water management capabilities, and strengthening global distribution and service networks positions them to capitalize on increasing demand driven by stricter water quality regulations, infrastructure modernization, and sustainable water resource management initiatives worldwide.

Water Quality Monitoring Market Companies

Prominent players operating in the water quality monitoring industry are as mentioned below:

• ABB
• Agilent
• Badger Meter
• Emerson
• Endress+Hauser
• Focused Photonics (FPI)
• Hach (Danaher)
• Hanna Instruments
• HORIBA
• In-Situ Inc.
• KUNTZE Instruments
• Mettler-Toledo
• PerkinElmer
• Shimadzu
• Teledyne ISCO
• Thermo Fisher Scientific
• Xylem (YSI + WTW)
• Yokogawa

• Hach (Danaher)

Hach is a leader in water quality analysis, offering a comprehensive portfolio of laboratory instruments, online analyzers, sensors, reagents, and digital monitoring solutions. The company is widely recognized for supporting municipal drinking water, wastewater treatment, industrial process water, and environmental monitoring applications through highly accurate and regulatory-compliant technologies.

• Xylem (YSI + WTW)

Xylem, through its YSI and WTW brands, provides advanced multiparameter water quality monitoring systems, environmental sensors, laboratory instruments, and online analyzers. The company specializes in IoT-enabled monitoring, remote telemetry, and smart water solutions for drinking water, wastewater, surface water, groundwater, aquaculture, and environmental research.

• Thermo Fisher Scientific

Thermo Fisher Scientific is a provider of analytical instruments and laboratory solutions used for water quality testing and environmental analysis. Its portfolio includes chromatography systems, mass spectrometers, spectroscopy instruments, and sample preparation technologies that enable precise detection of heavy metals, organic pollutants, PFAS, and other emerging contaminants across environmental and industrial applications.

• Endress+Hauser

Endress+Hauser specializes in industrial process automation and continuous water quality monitoring solutions. The company offers advanced sensors and analyzers for pH, conductivity, dissolved oxygen, turbidity, nutrient analysis, and flow measurement, helping utilities and industries improve operational efficiency, regulatory compliance, and process reliability.

• HORIBA

HORIBA is a leading manufacturer of environmental and water quality monitoring instruments, offering high-precision analyzers for pH, dissolved oxygen, conductivity, TOC, nutrient analysis, and other water quality parameters. The company's expertise in electrochemical sensing, optical technologies, and laboratory instrumentation enables reliable monitoring across municipal, industrial, research, and environmental applications.

Water Quality Monitoring Industry News

• In January 2026, Endress+Hauser expanded its water analysis portfolio with the launch of the Liquiline Edge Module CYY7, enabling secure edge connectivity, real-time data processing, and cloud integration for digital water and wastewater monitoring. The solution enhances predictive maintenance and supports smart water management initiatives in municipal and industrial facilities.
• In September 2025, Xylem introduced new digital water technologies and AI-enabled analytics at WEFTEC 2025, showcasing advanced monitoring, intelligent sensing, and network optimization solutions designed to improve water quality management, reduce water losses, and strengthen utility resilience through real-time monitoring and automation.

The water quality monitoring market research report includes in-depth coverage of the industry with estimates and forecast in terms of revenue (USD Million) from 2022 – 2035 for the following segments:

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Market, By Offering Type

• Hardware
• Software
• Services

Market, By Monitoring Technology

• Online/continuous monitoring systems
• Portable/field monitoring systems
• Laboratory-based monitoring systems
• Remote/telemetry monitoring systems

Market, By Parameter Type

• Physical parameters
• Chemical parameters
• Biological parameters

Market, By Application

• Drinking water monitoring
• Wastewater monitoring
• Surface water monitoring (rivers, lakes, reservoirs)
• Groundwater monitoring
• Industrial process water monitoring
• Aquaculture monitoring
• Environmental monitoring
• Recreational water monitoring

Market, By End-User

• Municipal sector
• Industrial sector
• Environmental & research sector
• Commercial sector 

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

• North America
  • U.S.
  • Canada
• Europe
  • Germany
  • UK
  • France
  • Spain
  • Italy
• Asia Pacific
  • China
  • India
  • Japan
  • Australia
  • South Korea

• Latin America
  • Brazil
  • Mexico
  • Argentina

• Middle East and Africa
  • South Africa
  • Saudi Arabia
  • UAE