U.S. Water Treatment System Market Size & Outlook, 2026-2033
Global Market
Related Markets
U.S. water treatment system market highlights
- The U.S. water treatment system market generated a revenue of USD 5,794.8 million in 2025 and is expected to reach USD 10,605.3 million by 2033.
- The U.S. market is expected to grow at a CAGR of 8% from 2026 to 2033.
- In terms of segment, pou was the largest revenue generating installation in 2025.
- PoU is the most lucrative installation segment registering the fastest growth during the forecast period.
Water treatment system market data book summary
| Market revenue in 2025 | USD 5,794.8 million |
| Market revenue in 2033 | USD 10,605.3 million |
| Growth rate | 8% (CAGR from 2026 to 2033) |
| Largest segment | Pou |
| Fastest growing segment | PoU |
| Historical data | 2021 - 2024 |
| Base year | 2025 |
| Forecast period | 2026 - 2033 |
| Quantitative units | Revenue in USD million |
| Market segmentation | PoE, PoU |
| Key market players worldwide | 3M Co, Honeywell International Inc, DuPont de Nemours Inc, Panasonic Industry, Pentair PLC, Watts Water Technologies Inc Class A, Calgon Carbon, Pure Aqua, Inc., EcoWater Systems, Beiersdorf AG, Filtersmart Water Systems, Water Control Corporation |
Other key industry trends
- In terms of revenue, U.S. accounted for 12.9% of the global water treatment system market in 2025.
- Country-wise, U.S. is expected to lead the global market in terms of revenue in 2033.
- In North America, U.S. water treatment system market is projected to lead the regional market in terms of revenue in 2033.
- U.S. is the fastest growing regional market in North America and is projected to reach USD 10,605.3 million by 2033.
Through the Safe Drinking Water Act, of 1974, the Environment Protection Agency (EPA) has set standards for the quality of drinking water supply, and along with its partners, the agency implements numerous financial and technical programs to safeguard drinking water quality.
Furthermore, The Clean Water Act establishes the fundamental framework for controlling the discharge of pollutants into waters and for regulating surface water quality standards. Thus, growing emphasis on the quality of water will drive the market for water treatment systems in the U.S. To encourage investments in upgrading current domestic water purification facilities and establishing new ones, the U.S. passed a new Public-Private Partnership (PPP) law.
Over the forecast period, the favorable initiative to encourage domestic investments in the water treatment industry is anticipated to positively affect market growth.
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Publish Date: Oct 15, 2025
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Water Treatment System Market Scope
Water Treatment System Market Companies
| Name | Profile | # Employees | HQ | Website |
|---|---|---|---|---|
| 3M Co | View profile | 85,000 | 3M Center, St. Paul, MN, United States, 55144 | www.3m.com |
| Honeywell International Inc | View profile | 95,000 | 855 South Mint Street, Charlotte, NC, United States, 28202 | www.honeywell.com |
| Beiersdorf AG | View profile | 21,958 | Unnastrasse 48, Hamburg, Germany, 22529 | www.beiersdorf.com |
| DuPont de Nemours Inc | View profile | 24,000 | 974 Centre Road, Building 730, Wilmington, DE, United States, 19805 | www.dupont.com |
| Watts Water Technologies Inc Class A | View profile | 5,100 | 815 Chestnut Street, North Andover, MA, United States, 01845 | www.wattswater.com |
| Pentair PLC | View profile | 10,500 | 70 London Road, Regal House, Twickenham, London, United Kingdom, TW13QS | www.pentair.com |
| Panasonic Industry | View profile | 1001-5000 | Ottobrunn, Bayern, Germany, Europe | www.panasonic-electric-works.co.uk |
| Calgon Carbon | View profile | 1001-5000 | Pittsburgh, Pennsylvania, United States, North America | calgoncarbon.com |
| Pure Aqua, Inc. | View profile | 11-50 | Santa Ana, California, United States, North America | www.pureaqua.com/ |
| EcoWater Systems | View profile | 101-250 | Olen, Antwerpen, Belgium, Europe | www.ecowater.be/nl |
U.S. Water Treatment System Market Outlook
The databook is designed to serve as a comprehensive guide to navigating this sector. The databook focuses on market statistics denoted in the form of revenue and y-o-y growth and CAGR across the globe and regions. A detailed competitive and opportunity analyses related to Water Treatment System Market Outlook will help companies and investors design strategic landscapes.
Pou was the largest segment with a revenue share of 84.02% in 2025.
Horizon Databook has segmented the U.S. water treatment system market based on poe, pou covering the revenue growth of each sub-segment from 2021 to 2033.
Through the Safe Drinking Water Act, of 1974, the Environment Protection Agency (EPA) has set standards for the quality of drinking water supply, and along with its partners, the agency implements numerous financial and technical programs to safeguard drinking water quality.
Furthermore, The Clean Water Act establishes the fundamental framework for controlling the discharge of pollutants into waters and for regulating surface water quality standards. Thus, growing emphasis on the quality of water will drive the market for water treatment systems in the U.S. To encourage investments in upgrading current domestic water purification facilities and establishing new ones, the U.S. passed a new Public-Private Partnership (PPP) law.
Over the forecast period, the favorable initiative to encourage domestic investments in the water treatment industry is anticipated to positively affect market growth.
- U.S. Water Treatment System Market Installation Outlook (Revenue, USD Million , 2021-2033)
- PoU
- PoE
- U.S. Water Treatment System Market Technology Outlook (Revenue, USD Million , 2021-2033)
- Reverse Osmosis Systems
- Distillation Systems
- Disinfection Methods
- Filtration Methods
- Water Softeners
- Other Technology
- U.S. Water Treatment System Market Application Outlook (Revenue, USD Million , 2021-2033)
- Residential
- Commerical
- Industrial
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Horizon Databook provides a detailed overview of country-level data and insights on the U.S. Water Treatment System Market Outlook, including forecasts for subscribers. This country databook contains high-level insights into U.S. Water Treatment System Market Outlook from 2021 to 2033, including revenue numbers, major trends, and company profiles.
U.S. Water Treatment System Market, 2021-2033 (US$M)
U.S. water treatment system market statistics, by installation, 2021-2033 (US$M)
