海水淡水化市場の市場規模、シェア、成長分析、技術別、用途別、水源別、地域別-2025～2032年産業予測

海水淡水化の世界市場規模は2023年に204億米ドルと評価され、2024年の229億5,000万米ドルから2032年には588億8,000万米ドルに成長し、予測期間（2025～2032年）のCAGRは12.5％で成長する展望です。

世界の海水淡水化市場は、都市化、人口増加、気候変動に起因する水不足の深刻化に対応しています。この海水淡水化と代替水源に対する需要の急増は、熱技術と膜技術を組み合わせたハイブリッド海水淡水化システムへのシフトを浮き彫りにしており、効率と水質を向上させながらエネルギー消費と生産コストを削減することで性能を最適化しています。こうしたハイブリッドアプローチは、従来型システムよりも持続可能でコスト効率に優れていることが証明されつつあります。しかし、市場は膜のファウリングやスケーリングといった課題に取り組んでおり、これらは膜表面の塩類を飽和させることで経済性や運転効率に悪影響を与えます。これらの問題に対処することは、水資源の確保に不可欠な海水淡水化技術の成長を促進し、長寿命を確保する上で極めて重要です。

目次

イントロダクション

• 調査の目的
• 調査範囲
• 定義

調査手法

• 情報調達
• 一次と二次データの方法
• 市場規模予測
• 市場の前提条件と制限

エグゼクティブサマリー

• 世界市場の展望
• 供給と需要の動向分析
• セグメント別機会分析

市場力学と展望

• 市場概要
• 市場規模
• 市場力学
  • 促進要因と機会
  • 抑制要因と課題
• ポーターの分析

主要市場の考察

• 重要成功要因
• 競合の程度
• 主要投資機会
• 市場エコシステム
• 市場の魅力指数（2024年）
• PESTEL分析
• マクロ経済指標
• バリューチェーン分析
• 価格分析

海水淡水化市場規模：技術別&CAGR（2025～2032年）

• 市場概要
• 膜技術
  • 逆浸透（RO）
  • 電気透析
  • 電気透析の逆転
  • 膜蒸留
  • ナノ濾過
  • その他の膜技術
• 熱技術
  • 多段フラッシュ蒸留
  • 多重効果蒸留
  • 蒸気圧縮蒸留

海水淡水化市場規模：用途別&CAGR（2025～2032年）

• 市場概要
• 自治体
• 産業
• その他

海水淡水化市場規模：水源別&CAGR（2025～2032年）

• 市場概要
• 海水
• 汽水
• 地表水
  • 川
  • 水流
• 廃水
• その他

海水淡水化市場規模&CAGR（2025～2032年）

• 北米
  • 米国
  • カナダ
• 欧州
  • ドイツ
  • スペイン
  • フランス
  • 英国
  • イタリア
  • その他の欧州
• アジア太平洋
  • 中国
  • インド
  • 日本
  • 韓国
  • その他のアジア太平洋
• ラテンアメリカ
  • ブラジル
  • その他のラテンアメリカ
• 中東・アフリカ
  • GCC諸国
  • 南アフリカ
  • その他の中東・アフリカ

競合情報

• 上位5社の比較
• 主要企業の市場ポジショニング（2024年）
• 主要市場企業が採用した戦略
• 最近の市場動向
• 企業の市場シェア分析（2024年）
• 主要企業の企業プロファイル
  • 企業の詳細
  • 製品ポートフォリオ分析
  • 企業のセグメント別シェア分析
  • 収益の前年比比較（2022～2024年）

    主要企業プロファイル

    • Veolia Water Technologies（フランス）
    • ACCIONA（スペイン）
    • SUEZ（フランス）
    • IDE Technologies（イスラエル）
    • Doosan Enerbility（韓国）
    • Aquatech International LLC（米国）
    • Xylem Inc.（米国）
    • Evoqua Water Technologies LLC（米国）
    • Biwater Holdings Limited（英国）
    • Gradiant（米国）
    • Toray Industries, Inc.（日本）
    • DuPont de Nemours, Inc.（米国）
    • TOYOBO CO., LTD.（日本）
    • Fisia Italimpianti S.p.A.（イタリア）
    • Genesis Water Technologies, Inc.（米国）
    • Metito（アラブ首長国連邦）
    • Abengoa S.A.（スペイン）
    • ACWA Power（サウジアラビア）
    • Kubota Corporation（日本）
    • VA Tech Wabag Ltd.（インド）

結論と提言

Global Water Desalination Market size was valued at USD 20.4 billion in 2023 and is poised to grow from USD 22.95 billion in 2024 to USD 58.88 billion by 2032, growing at a CAGR of 12.5% during the forecast period (2025-2032).

The global water desalination market is responding to escalating water scarcity attributed to urbanization, population growth, and climate change. This surge in demand for desalinated and alternative water sources highlights a shift towards hybrid desalination systems that combine thermal and membrane technologies, optimizing performance by reducing energy consumption and production costs while enhancing efficiency and water quality. These hybrid approaches are proving to be more sustainable and cost-effective than traditional systems. However, the market grapples with challenges such as membrane fouling and scaling, which adversely impact economic viability and operational efficiency by saturating salts on membrane surfaces. Addressing these issues is crucial for fostering growth and ensuring longevity in desalination technologies, which are essential for securing water resources.

Top-down and bottom-up approaches were used to estimate and validate the size of the Global Water Desalination market and to estimate the size of various other dependent submarkets. The research methodology used to estimate the market size includes the following details: The key players in the market were identified through secondary research, and their market shares in the respective regions were determined through primary and secondary research. This entire procedure includes the study of the annual and financial reports of the top market players and extensive interviews for key insights from industry leaders such as CEOs, VPs, directors, and marketing executives. All percentage shares split, and breakdowns were determined using secondary sources and verified through Primary sources. All possible parameters that affect the markets covered in this research study have been accounted for, viewed in extensive detail, verified through primary research, and analyzed to get the final quantitative and qualitative data.

Global Water Desalination Market Segments Analysis

Global Water Desalination Market is segmented by Technology, Application, Water Source and region. Based on Technology, the market is segmented into Membrane Technology and Thermal Technology. Based on Application, the market is segmented into Municipal, Industrial and Others. Based on Water Source, the market is segmented into Seawater, Brackish Water, Surface Water, Wastewater and Others. Based on region, the market is segmented into North America, Europe, Asia Pacific, Latin America and Middle East & Africa.

Driver of the Global Water Desalination Market

The growth of the global water desalination market is significantly influenced by the diminishing availability of freshwater resources. Water scarcity is increasingly prevalent in numerous regions as pollution, over-extraction, and climate change contribute to the decline of rivers, lakes, and groundwater. This critical situation has led to a heightened demand for sustainable alternatives, with desalination emerging as a viable solution to convert saltwater into potable water. In response to this escalating need, both governmental and private sectors are amplifying their investments in desalination technologies, particularly in areas experiencing severe water shortages, thereby propelling the market's advancement.

Restraints in the Global Water Desalination Market

The growth of the global water desalination market faces significant challenges, primarily due to the issues of scaling and fouling in Reverse Osmosis (RO) membranes. These complications lead to a decrease in overall system efficiency and an increase in operating costs. The accumulation of salts and other particulates on the membrane surface restricts water flow, diminishes output capacity, and necessitates frequent cleaning or replacement of membranes. Consequently, this results in a reduced lifespan of the membranes alongside higher energy consumption and maintenance costs. Such obstacles render desalination less economically viable, discouraging certain regions or sectors from adopting this technology and ultimately hindering market growth.

Market Trends of the Global Water Desalination Market

The Global Water Desalination market is increasingly leaning towards hybrid desalination systems, which integrate multiple desalination technologies to optimize efficiency and water quality. By combining membrane-based and thermal processes, these innovative systems leverage the strengths of each method while mitigating their weaknesses. This approach not only enhances operational effectiveness and reduces costs but also ensures the delivery of superior-quality water. Additionally, some hybrid systems are capable of simultaneous energy generation, adding a sustainable dimension to water production. As the demand for fresh water escalates globally, this trend signifies a promising evolution in overcoming water scarcity challenges.

Table of Contents

Introduction

• Objectives of the Study
• Scope of the Report
• Definitions

Research Methodology

• Information Procurement
• Secondary & Primary Data Methods
• Market Size Estimation
• Market Assumptions & Limitations

Executive Summary

• Global Market Outlook
• Supply & Demand Trend Analysis
• Segmental Opportunity Analysis

Market Dynamics & Outlook

• Market Overview
• Market Size
• Market Dynamics
  • Drivers & Opportunities
  • Restraints & Challenges
• Porters Analysis
  • Competitive rivalry
  • Threat of substitute
  • Bargaining power of buyers
  • Threat of new entrants
  • Bargaining power of suppliers

Key Market Insights

• Key Success Factors
• Degree of Competition
• Top Investment Pockets
• Market Ecosystem
• Market Attractiveness Index, 2024
• PESTEL Analysis
• Macro-Economic Indicators
• Value Chain Analysis
• Pricing Analysis

Global Water Desalination Market Size by Technology & CAGR (2025-2032)

• Market Overview
• Membrane Technology
  • Reverse Osmosis (RO)
  • Electrodialysis
  • Electrodialysis Reversal
  • Membrane Distillation
  • Nanofiltration
  • Other Membrane Technology
• Thermal Technology
  • Multi-stage Flash Distillation
  • Multi-effect Distillation
  • Vapor Compressor Distillation

Global Water Desalination Market Size by Application & CAGR (2025-2032)

• Market Overview
• Municipal
• Industrial
• Others

Global Water Desalination Market Size by Water Source & CAGR (2025-2032)

• Market Overview
• Seawater
• Brackish Water
• Surface Water
  • River
  • Streams
• Wastewater
• Others

Global Water Desalination Market Size & CAGR (2025-2032)

• North America (Technology, Application, Water Source)
  • US
  • Canada
• Europe (Technology, Application, Water Source)
  • Germany
  • Spain
  • France
  • UK
  • Italy
  • Rest of Europe
• Asia Pacific (Technology, Application, Water Source)
  • China
  • India
  • Japan
  • South Korea
  • Rest of Asia-Pacific
• Latin America (Technology, Application, Water Source)
  • Brazil
  • Rest of Latin America
• Middle East & Africa (Technology, Application, Water Source)
  • GCC Countries
  • South Africa
  • Rest of Middle East & Africa

Competitive Intelligence

• Top 5 Player Comparison
• Market Positioning of Key Players, 2024
• Strategies Adopted by Key Market Players
• Recent Developments in the Market
• Company Market Share Analysis, 2024
• Company Profiles of All Key Players
  • Company Details
  • Product Portfolio Analysis
  • Company's Segmental Share Analysis
  • Revenue Y-O-Y Comparison (2022-2024)

Key Company Profiles

• Veolia Water Technologies (France)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• ACCIONA (Spain)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• SUEZ (France)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• IDE Technologies (Israel)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Doosan Enerbility (South Korea)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Aquatech International LLC (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Xylem Inc. (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Evoqua Water Technologies LLC (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Biwater Holdings Limited (United Kingdom)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Gradiant (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Toray Industries, Inc. (Japan)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• DuPont de Nemours, Inc. (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• TOYOBO CO., LTD. (Japan)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Fisia Italimpianti S.p.A. (Italy)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Genesis Water Technologies, Inc. (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Metito (UAE)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Abengoa S.A. (Spain)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• ACWA Power (Saudi Arabia)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Kubota Corporation (Japan)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• VA Tech Wabag Ltd. (India)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments

Conclusion & Recommendations