PUBLISHER: Global Market Insights Inc. | PRODUCT CODE: 1928881
PUBLISHER: Global Market Insights Inc. | PRODUCT CODE: 1928881
The Global Zero Liquid Discharge (ZLD) Systems Market was valued at USD 6.8 billion in 2025 and is estimated to grow at a CAGR of 7.1% to reach USD 13 billion by 2035.

Market momentum is strengthening as industries increasingly prioritize water stewardship, regulatory compliance, and long-term sustainability goals. Organizations across manufacturing sectors are adopting zero liquid discharge solutions to minimize wastewater disposal risks, support environmental responsibility, and ensure consistent access to reusable water resources. This transition is particularly strong in regions facing mounting water stress, where dependable water recovery systems are essential for operational continuity. As companies work to lower waste generation and improve resilience, ZLD technologies are becoming an integral part of broader sustainability and efficiency strategies. Ongoing improvements in membrane separation, evaporation, and crystallization are enhancing system performance and reliability, making ZLD more practical for long-term industrial use. Both conventional and hybrid system configurations are gaining attention as industries seek solutions that balance proven performance with operational flexibility. Sectors such as chemicals, pharmaceuticals, and power generation are accelerating adoption, viewing ZLD investments to meet environmental expectations while reinforcing supply security and operational stability.
| Market Scope | |
|---|---|
| Start Year | 2025 |
| Forecast Year | 2026-2035 |
| Start Value | $6.8 Billion |
| Forecast Value | $13 Billion |
| CAGR | 7.1% |
In 2025, the conventional systems generated USD 4.1 billion. Their leadership is supported by long-standing industrial familiarity with established thermal processes that deliver consistent and predictable outcomes. Many organizations continue to favor these systems due to their proven reliability and ease of integration into existing water treatment infrastructure.
The thermal-based solutions accounted for 60% share in 2025. These systems remain the preferred option for treating highly saline and complex industrial effluents, as they can recover water effectively even under challenging conditions. Their ability to handle extreme wastewater compositions supports continued demand from heavy industrial users.
United States Zero Liquid Discharge (ZLD) Systems Market held 88% share generating USD 1.25 billion. The region benefits from strict environmental oversight and heightened focus on sustainable wastewater management across industrial sectors, which continues to encourage adoption of advanced ZLD technologies.
Key companies active in the Global Zero Liquid Discharge (ZLD) Systems Market include Veolia Water Technologies, Aquatech International, Alfa Laval, GEA Group, Thermax, Toshiba, IDE Water Technologies, Evoqua Water Technologies, Saltworks Technologies, Mitsubishi Power, Praj Industries, Petro Sep Corporation, Aquarion, SafBon Water Technology, and H2O. Companies in the Global Zero Liquid Discharge (ZLD) Systems Market are strengthening their market position by investing in technology innovation to improve energy efficiency and reduce operational costs. Many players are developing modular and hybrid system designs to address diverse industrial wastewater profiles. Strategic partnerships with industrial clients help tailor solutions and secure long-term service contracts. Firms are also expanding regional footprints to serve water-stressed markets more effectively. Emphasis on lifecycle services, digital monitoring, and predictive maintenance enhances system reliability and customer retention.