U.S. Water And Wastewater Treatment Equipment Market Size & Outlook

The water and wastewater treatment equipment market in the United States is expected to reach a projected revenue of US$ 9,732.3 billion by 2033. A compound annual growth rate of 3.5% is expected of the United States water and wastewater treatment equipment market from 2025 to 2033.
Revenue, 2024 (US$B)
$7,201.3
Forecast, 2033 (US$B)
$9,732.3
CAGR, 2025 - 2033
3.5%
Report Coverage
U.S.

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U.S. water and wastewater treatment equipment market, 2021-2033 (US$B)

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U.S. water and wastewater treatment equipment market highlights

  • The U.S. water and wastewater treatment equipment market generated a revenue of USD 7,201.3 billion in 2024 and is expected to reach USD 8,645.9 billion by 2030.
  • The U.S. market is expected to grow at a CAGR of 3.2% from 2025 to 2030.
  • In terms of segment, municipal was the largest revenue generating application in 2024.
  • Industrial is the most lucrative application segment registering the fastest growth during the forecast period.

Water and wastewater treatment equipment market data book summary

Market revenue in 2024USD 7,201.3 billion
Market revenue in 2030USD 8,645.9 billion
Growth rate3.2% (CAGR from 2025 to 2030)
Largest segmentMunicipal
Fastest growing segmentIndustrial
Historical data2018 - 2023
Base year2024
Forecast period2025 - 2030
Quantitative unitsRevenue in USD billion
Market segmentationMunicipal, Industrial
Key market players worldwideXylem Inc, Pentair PLC, Evoqua Water Technologies, Ecolab Inc, DuPont de Nemours Inc, Calgon Carbon, Toshiba Corporation, Vivendi SE, Evonik Industries AG, Koch Industries, GE Aerospace, Aquatech, Ecologix Environmental Systems, Parkson Corporation, Lenntech B.V., SKion Water, SAMCO Technologies

Other key industry trends

  • In terms of revenue, U.S. accounted for 10.6% of the global water and wastewater treatment equipment market in 2024.
  • Country-wise, China is expected to lead the global market in terms of revenue in 2030.
  • In North America, U.S. water and wastewater treatment equipment market is projected to lead the regional market in terms of revenue in 2030.
  • Mexico is the fastest growing regional market in North America and is projected to reach USD 1,937.3 billion by 2030.

Municipal was the largest segment with a revenue share of 62.47% in 2024. Horizon Databook has segmented the U.S. water and wastewater treatment equipment market based on municipal, industrial covering the revenue growth of each sub-segment from 2021 to 2033.


The U.S. passed a new Public-Private Partnership (PPP) law to promote investments, in terms of upgrades and new establishment of desalination facilities and water purification plants, on a domestic level.

Increased R&D in ultrafiltration and microfiltration is expected to open new markets for wastewater and water treatment services in the U.S. over the forecast period, owing to the growing importance of membrane separation technology in the manufacturing sector. 

Furthermore, increasing demand for nanofiltration-membrane separation technology due to its ability to soften water while retaining calcium and magnesium content is expected to have a positive impact on the market.

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Water And Wastewater Treatment Equipment Market Companies

Name Profile # Employees HQ Website
SAMCO Technologies View profile 11-50 Buffalo, New York, United States, North America http://www.samcotech.com/
SKion Water View profile 1-10 Bad Homburg Vor Der Höhe, Hessen, Germany, Europe https://www.skionwater.com/
Lenntech B.V. View profile 11-50 Delfgauw, Zuid-Holland, The Netherlands, Europe https://www.lenntech.com/
Parkson Corporation View profile 251-500 Fort Lauderdale, Florida, United States, North America https://www.parkson.com/
Ecologix Environmental Systems View profile 11-50 Alpharetta, Georgia, United States, North America https://www.ecologixsystems.com
Aquatech View profile 501-1000 Canonsburg, Pennsylvania, United States, North America http://www.aquatech.com
Calgon Carbon View profile 1001-5000 Pittsburgh, Pennsylvania, United States, North America http://calgoncarbon.com
Vivendi SE View profile 39200 42, Avenue de Friedland, Cedex 08, Paris, France, 75380 https://www.vivendi.com
Evoqua Water Technologies View profile 1001-5000 Pittsburgh, Pennsylvania, United States, North America http://www.evoqua.com/en
Ecolab Inc View profile 48000 1 Ecolab Place, Saint Paul, MN, United States, 55102 https://www.ecolab.com
Koch Industries View profile 10001+ Wichita, Kansas, United States, North America https://www.kochind.com
Pentair PLC View profile 10500 70 London Road, Regal House, Twickenham, London, United Kingdom, TW13QS https://www.pentair.com
Toshiba Corporation View profile 10001+ Tokyo, Tokyo, Japan, Asia http://www.toshiba.com/tai/
DuPont de Nemours Inc View profile 24000 974 Centre Road, Building 730, Wilmington, DE, United States, 19805 https://www.dupont.com
Xylem Inc View profile 23000 300 Water Street SE, Washington, DC, United States, 20003 https://www.xylem.com
GE Aerospace View profile 125000 One Financial Center, Suite 3700, Boston, MA, United States, 02111 https://www.geaerospace.com
Evonik Industries AG View profile 33409 Rellinghauser Strasse 1-11, Essen, NW, Germany, 45128 https://www.evonik.com

U.S. water and wastewater treatment equipment market size, by application, 2021-2033 (US$B)

U.S. Water And Wastewater Treatment Equipment Market Outlook Share, 2024 & 2033 (US$B)

U.S. water and wastewater treatment equipment market size, by application, 2021-2033 (US$B)

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