Advanced Oxidation Processes in Water Treatment Market - Global Industry Size, Share, Trends, Opportunity, and Forecast, Segmented By Technology, By Reactor Type, By Application, By Region & Competition, 2020-2030F

Description

The Global Advanced Oxidation Processes (AOPs) in Water Treatment Market was valued at USD 724.11 million in 2024 and is projected to reach USD 934.12 million by 2030, growing at a CAGR of 4.18% during the forecast period. AOPs are chemical treatment technologies that utilize powerful oxidizing agents-primarily hydroxyl radicals-to break down complex organic and inorganic pollutants in water. These processes are particularly effective in treating contaminants that are resistant to conventional water treatment methods, such as pharmaceuticals, pesticides, endocrine-disrupting chemicals, and industrial solvents. As global water scarcity concerns intensify and environmental regulations become more stringent, AOPs are being adopted by both municipal utilities and industrial facilities to ensure compliance and enhance water reuse potential.

Market Overview
Forecast Period	2026-2030
Market Size 2024	USD 724.11 Million
Market Size 2030	USD 934.12 Million
CAGR 2025-2030	4.18%
Fastest Growing Segment	Non-hydroxyl Radical-Based AOPs
Largest Market	North America

The growing occurrence of emerging contaminants, coupled with increased awareness about the limitations of conventional treatment systems, has boosted the deployment of AOP systems across sectors including municipal wastewater treatment, industrial effluent processing, and drinking water purification. Additionally, heightened demand for reliable and safe water supplies in regions with limited freshwater resources is reinforcing the market's growth. Industrial sectors like textiles, chemicals, and pharmaceuticals are incorporating AOPs to improve water quality, meet discharge standards, and enable internal recycling of treated effluents.

Key Market Drivers

Rising Contamination from Emerging Pollutants

The proliferation of emerging pollutants-such as pharmaceutical residues, personal care chemicals, and endocrine disruptors-has raised serious environmental and health concerns. These compounds are not effectively removed by conventional water treatment systems, prompting increased investment in more advanced technologies. AOPs are well-suited to tackle these pollutants by generating hydroxyl radicals that can break down complex molecular structures into harmless end-products. As regulatory frameworks evolve to address these contaminants, particularly in Europe and North America, AOPs are being positioned as a critical component of modern water treatment strategies.

Key Market Challenges

High Operational and Capital Costs

The implementation of AOP systems presents considerable cost-related challenges, especially for small- and mid-sized utilities. Equipment such as UV reactors, ozone generators, and dosing systems for oxidizing agents (e.g., hydrogen peroxide, persulfates) require substantial capital investment. Ongoing operational expenses-including energy consumption, chemical usage, and frequent maintenance-further increase the total cost of ownership. Retrofitting existing treatment facilities with AOP infrastructure also adds to the complexity and financial burden. These high costs limit the widespread adoption of AOPs in developing regions or cost-sensitive sectors, despite their environmental advantages.

Key Market Trends

Rising Adoption of AOPs in Industrial Wastewater Reuse

A growing number of industrial operations are turning to AOPs for wastewater reuse applications, especially in regions experiencing water scarcity. Sectors such as textiles, pharmaceuticals, food and beverage, and chemicals are deploying AOPs to remove high-load organics, colorants, and micro-contaminants from effluents, enabling internal water recycling and reducing freshwater dependency. AOPs are often integrated into Zero Liquid Discharge (ZLD) systems to meet strict environmental discharge norms and maximize water recovery. Countries like India, China, and those in the Middle East are witnessing increased on-site installation of AOP systems in industrial zones to support sustainable manufacturing practices and meet regulatory demands.

Key Market Players

Veolia Water Technologies
Xylem Inc.
AQUAFINE Corporation
Trojan Technologies
Kurita Water Industries Ltd.
Calgon Carbon Corporation
Advanced Oxidation Technologies
Pall Corporation
Lenntech B.V.
Aquatech International

Report Scope:

In this report, the Global Advanced Oxidation Processes in Water Treatment Market has been segmented into the following categories, in addition to the industry trends which have also been detailed below:

Advanced Oxidation Processes in Water Treatment Market, By Technology:

Hydroxyl Radical-Based AOPs
Non-hydroxyl Radical-Based AOPs
Electrochemical AOPs
Photocatalysis

Advanced Oxidation Processes in Water Treatment Market, By Reactor Type:

Batch Reactors
Continuous Flow Reactors
Fixed-Bed Reactors
Suspension Reactors

Advanced Oxidation Processes in Water Treatment Market, By Application:

Drinking Water Treatment
Industrial Wastewater Treatment
Municipal Wastewater Treatment
Groundwater and Soil Remediation
Recycled Water Treatment
Others

Advanced Oxidation Processes in Water Treatment Market, By Region:

North America
- United States
- Canada
- Mexico
Europe
- Germany
- France
- United Kingdom
- Italy
- Spain
South America
- Brazil
- Argentina
- Colombia
Asia-Pacific
- China
- India
- Japan
- South Korea
- Australia
Middle East & Africa
- Saudi Arabia
- UAE
- South Africa

Competitive Landscape

Company Profiles: Detailed analysis of the major companies present in the Global Advanced Oxidation Processes in Water Treatment Market.

Available Customizations:

Global Advanced Oxidation Processes in Water Treatment Market report with the given market data, TechSci Research offers customizations according to a company's specific needs. The following customization options are available for the report:

1. Product Overview

1.1. Market Definition
1.2. Scope of the Market
- 1.2.1. Markets Covered
- 1.2.2. Years Considered for Study
- 1.2.3. Key Market Segmentations

2. Research Methodology

2.1. Objective of the Study
2.2. Baseline Methodology
2.3. Key Industry Partners
2.4. Major Association and Secondary Sources
2.5. Forecasting Methodology
2.6. Data Triangulation & Validation
2.7. Assumptions and Limitations

3. Executive Summary

3.1. Overview of the Market
3.2. Overview of Key Market Segmentations
3.3. Overview of Key Market Players
3.4. Overview of Key Regions/Countries
3.5. Overview of Market Drivers, Challenges, and Trends

4. Voice of Customer

5. Global Advanced Oxidation Processes in Water Treatment Market Outlook

5.1. Market Size & Forecast
- 5.1.1. By Value
5.2. Market Share & Forecast
- 5.2.1. By Technology (Hydroxyl Radical-Based AOPs, Non-hydroxyl Radical-Based AOPs, Electrochemical AOPs, Photocatalysis)
- 5.2.2. By Reactor Type (Batch Reactors, Continuous Flow Reactors, Fixed-Bed Reactors, Suspension Reactors)
- 5.2.3. By Application (Drinking Water Treatment, Industrial Wastewater Treatment, Municipal Wastewater Treatment, Groundwater and Soil Remediation, Recycled Water Treatment, Others)
- 5.2.4. By Region (North America, Europe, South America, Middle East & Africa, Asia Pacific)
5.3. By Company (2024)
5.4. Market Map

6. North America Advanced Oxidation Processes in Water Treatment Market Outlook

6.1. Market Size & Forecast
- 6.1.1. By Value
6.2. Market Share & Forecast
- 6.2.1. By Technology
- 6.2.2. By Reactor Type
- 6.2.3. By Application
- 6.2.4. By Country
6.3. North America: Country Analysis
- 6.3.1. United States Advanced Oxidation Processes in Water Treatment Market Outlook
  - 6.3.1.1. Market Size & Forecast
    - 6.3.1.1.1. By Value
  - 6.3.1.2. Market Share & Forecast
    - 6.3.1.2.1. By Technology
    - 6.3.1.2.2. By Reactor Type
    - 6.3.1.2.3. By Application
- 6.3.2. Canada Advanced Oxidation Processes in Water Treatment Market Outlook
  - 6.3.2.1. Market Size & Forecast
    - 6.3.2.1.1. By Value
  - 6.3.2.2. Market Share & Forecast
    - 6.3.2.2.1. By Technology
    - 6.3.2.2.2. By Reactor Type
    - 6.3.2.2.3. By Application
- 6.3.3. Mexico Advanced Oxidation Processes in Water Treatment Market Outlook
  - 6.3.3.1. Market Size & Forecast
    - 6.3.3.1.1. By Value
  - 6.3.3.2. Market Share & Forecast
    - 6.3.3.2.1. By Technology
    - 6.3.3.2.2. By Reactor Type
    - 6.3.3.2.3. By Application

7. Europe Advanced Oxidation Processes in Water Treatment Market Outlook

7.1. Market Size & Forecast
- 7.1.1. By Value
7.2. Market Share & Forecast
- 7.2.1. By Technology
- 7.2.2. By Reactor Type
- 7.2.3. By Application
- 7.2.4. By Country
7.3. Europe: Country Analysis
- 7.3.1. Germany Advanced Oxidation Processes in Water Treatment Market Outlook
  - 7.3.1.1. Market Size & Forecast
    - 7.3.1.1.1. By Value
  - 7.3.1.2. Market Share & Forecast
    - 7.3.1.2.1. By Technology
    - 7.3.1.2.2. By Reactor Type
    - 7.3.1.2.3. By Application
- 7.3.2. France Advanced Oxidation Processes in Water Treatment Market Outlook
  - 7.3.2.1. Market Size & Forecast
    - 7.3.2.1.1. By Value
  - 7.3.2.2. Market Share & Forecast
    - 7.3.2.2.1. By Technology
    - 7.3.2.2.2. By Reactor Type
    - 7.3.2.2.3. By Application
- 7.3.3. United Kingdom Advanced Oxidation Processes in Water Treatment Market Outlook
  - 7.3.3.1. Market Size & Forecast
    - 7.3.3.1.1. By Value
  - 7.3.3.2. Market Share & Forecast
    - 7.3.3.2.1. By Technology
    - 7.3.3.2.2. By Reactor Type
    - 7.3.3.2.3. By Application
- 7.3.4. Italy Advanced Oxidation Processes in Water Treatment Market Outlook
  - 7.3.4.1. Market Size & Forecast
    - 7.3.4.1.1. By Value
  - 7.3.4.2. Market Share & Forecast
    - 7.3.4.2.1. By Technology
    - 7.3.4.2.2. By Reactor Type
    - 7.3.4.2.3. By Application
- 7.3.5. Spain Advanced Oxidation Processes in Water Treatment Market Outlook
  - 7.3.5.1. Market Size & Forecast
    - 7.3.5.1.1. By Value
  - 7.3.5.2. Market Share & Forecast
    - 7.3.5.2.1. By Technology
    - 7.3.5.2.2. By Reactor Type
    - 7.3.5.2.3. By Application

8. Asia Pacific Advanced Oxidation Processes in Water Treatment Market Outlook

8.1. Market Size & Forecast
- 8.1.1. By Value
8.2. Market Share & Forecast
- 8.2.1. By Technology
- 8.2.2. By Reactor Type
- 8.2.3. By Application
- 8.2.4. By Country
8.3. Asia Pacific: Country Analysis
- 8.3.1. China Advanced Oxidation Processes in Water Treatment Market Outlook
  - 8.3.1.1. Market Size & Forecast
    - 8.3.1.1.1. By Value
  - 8.3.1.2. Market Share & Forecast
    - 8.3.1.2.1. By Technology
    - 8.3.1.2.2. By Reactor Type
    - 8.3.1.2.3. By Application
- 8.3.2. India Advanced Oxidation Processes in Water Treatment Market Outlook
  - 8.3.2.1. Market Size & Forecast
    - 8.3.2.1.1. By Value
  - 8.3.2.2. Market Share & Forecast
    - 8.3.2.2.1. By Technology
    - 8.3.2.2.2. By Reactor Type
    - 8.3.2.2.3. By Application
- 8.3.3. Japan Advanced Oxidation Processes in Water Treatment Market Outlook
  - 8.3.3.1. Market Size & Forecast
    - 8.3.3.1.1. By Value
  - 8.3.3.2. Market Share & Forecast
    - 8.3.3.2.1. By Technology
    - 8.3.3.2.2. By Reactor Type
    - 8.3.3.2.3. By Application
- 8.3.4. South Korea Advanced Oxidation Processes in Water Treatment Market Outlook
  - 8.3.4.1. Market Size & Forecast
    - 8.3.4.1.1. By Value
  - 8.3.4.2. Market Share & Forecast
    - 8.3.4.2.1. By Technology
    - 8.3.4.2.2. By Reactor Type
    - 8.3.4.2.3. By Application
- 8.3.5. Australia Advanced Oxidation Processes in Water Treatment Market Outlook
  - 8.3.5.1. Market Size & Forecast
    - 8.3.5.1.1. By Value
  - 8.3.5.2. Market Share & Forecast
    - 8.3.5.2.1. By Technology
    - 8.3.5.2.2. By Reactor Type
    - 8.3.5.2.3. By Application

9. Middle East & Africa Advanced Oxidation Processes in Water Treatment Market Outlook

9.1. Market Size & Forecast
- 9.1.1. By Value
9.2. Market Share & Forecast
- 9.2.1. By Technology
- 9.2.2. By Reactor Type
- 9.2.3. By Application
- 9.2.4. By Country
9.3. Middle East & Africa: Country Analysis
- 9.3.1. Saudi Arabia Advanced Oxidation Processes in Water Treatment Market Outlook
  - 9.3.1.1. Market Size & Forecast
    - 9.3.1.1.1. By Value
  - 9.3.1.2. Market Share & Forecast
    - 9.3.1.2.1. By Technology
    - 9.3.1.2.2. By Reactor Type
    - 9.3.1.2.3. By Application
- 9.3.2. UAE Advanced Oxidation Processes in Water Treatment Market Outlook
  - 9.3.2.1. Market Size & Forecast
    - 9.3.2.1.1. By Value
  - 9.3.2.2. Market Share & Forecast
    - 9.3.2.2.1. By Technology
    - 9.3.2.2.2. By Reactor Type
    - 9.3.2.2.3. By Application
- 9.3.3. South Africa Advanced Oxidation Processes in Water Treatment Market Outlook
  - 9.3.3.1. Market Size & Forecast
    - 9.3.3.1.1. By Value
  - 9.3.3.2. Market Share & Forecast
    - 9.3.3.2.1. By Technology
    - 9.3.3.2.2. By Reactor Type
    - 9.3.3.2.3. By Application

10. South America Advanced Oxidation Processes in Water Treatment Market Outlook

10.1. Market Size & Forecast
- 10.1.1. By Value
10.2. Market Share & Forecast
- 10.2.1. By Technology
- 10.2.2. By Reactor Type
- 10.2.3. By Application
- 10.2.4. By Country
10.3. South America: Country Analysis
- 10.3.1. Brazil Advanced Oxidation Processes in Water Treatment Market Outlook
  - 10.3.1.1. Market Size & Forecast
    - 10.3.1.1.1. By Value
  - 10.3.1.2. Market Share & Forecast
    - 10.3.1.2.1. By Technology
    - 10.3.1.2.2. By Reactor Type
    - 10.3.1.2.3. By Application
- 10.3.2. Colombia Advanced Oxidation Processes in Water Treatment Market Outlook
  - 10.3.2.1. Market Size & Forecast
    - 10.3.2.1.1. By Value
  - 10.3.2.2. Market Share & Forecast
    - 10.3.2.2.1. By Technology
    - 10.3.2.2.2. By Reactor Type
    - 10.3.2.2.3. By Application
- 10.3.3. Argentina Advanced Oxidation Processes in Water Treatment Market Outlook
  - 10.3.3.1. Market Size & Forecast
    - 10.3.3.1.1. By Value
  - 10.3.3.2. Market Share & Forecast
    - 10.3.3.2.1. By Technology
    - 10.3.3.2.2. By Reactor Type
    - 10.3.3.2.3. By Application

11. Market Dynamics

11.1. Drivers
11.2. Challenges

12. Market Trends and Developments

12.1. Merger & Acquisition (If Any)
12.2. Product Launches (If Any)
12.3. Recent Developments

13. Company Profiles

13.1. Veolia Water Technologies
- 13.1.1. Business Overview
- 13.1.2. Key Revenue and Financials
- 13.1.3. Recent Developments
- 13.1.4. Key Personnel
- 13.1.5. Key Product/Services Offered
13.2. Xylem Inc.
13.3. AQUAFINE Corporation
13.4. Trojan Technologies
13.5. Kurita Water Industries Ltd.
13.6. Calgon Carbon Corporation
13.7. Advanced Oxidation Technologies
13.8. Pall Corporation
13.9. Lenntech B.V.
13.10. Aquatech International