Across the Gulf region, facilities critical to water and power—including desalination plants—have been impacted or targeted amid escalating Iranian strikes. Despite concerns, experts assert that a single attack on one desalination unit is unlikely to disrupt the overall water supply, thanks to the system’s built-in redundancies and capacity buffers.
Infrastructure Designed for Resilience
The Gulf’s water supply relies heavily on desalination plants that convert seawater into potable water continuously. These plants operate in multiple locations with interconnected distribution systems, enabling water output to be adjusted and redistributed as needed. Storage reservoirs and tanks at both central and building levels provide short-term buffers that can absorb temporary disruptions, delaying any immediate impact on consumers.
According to Veolia, the company responsible for nearly one-fifth of the region’s desalination capacity, this interconnected network ensures plants can support each other to maintain steady service. In the UAE, water storage can last about a week, while elsewhere in the Gulf it typically covers two to three days.
Strategic Importance and Legal Protections
Experts in regional security emphasize desalination as a strategic resource integral to civilian survival, public health, sanitation, and even state legitimacy. Attacking such infrastructure not only risks crossing critical moral and legal boundaries but also represents a significant escalation in conflict dynamics due to the essential nature of water provision.
International humanitarian law offers special protections to civilian assets indispensable to population survival, underlining the gravity of any offensive measures targeting water facilities.
Signs of Disruption and System Limits
Residents in the Gulf likely would not notice immediate effects of disruptions due to internal building storage and pumping systems that maintain water pressure. However, larger-scale or prolonged attacks affecting multiple plants could overwhelm the system’s redundancy, leading to shortages that impact homes and vital services such as hospitals, sanitation, and industry.
Experts highlight critical vulnerabilities, including seawater intake points, power supply to the plants, and distribution networks, which have layers of monitoring and backup. While the system can cope with localized and brief interruptions by slowing operations or tapping into reserves, sustained or widespread disruptions pose significant risks to water security.
Desalination’s Central Role in the Gulf
Unlike most regions that source water from natural bodies like rivers or rainfall, the Gulf’s water supply hinges almost entirely on desalination. The region operates over 400 plants, supplying roughly 40% of the world’s desalinated water. Dependence is particularly high in Gulf states, with desalination accounting for over 40% of water supply in the UAE, around 70% in Saudi Arabia, and approximately 90% in Kuwait.
This heavy dependency renders the desalination infrastructure a vital but fragile lifeline that must continuously operate to ensure the survival and day-to-day functioning of the Gulf’s populations and economies.
Image credit: Illustration: WIRED Middle East; Getty Images
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