JERUSALEM — March 22, 2026 : A preliminary investigation has identified operational failures in the Terminal High Altitude Area Defense (THAAD) system during recent ballistic missile attacks on southern Israel, according to a report by the Israeli newspaper Maariv. The system, deployed to strengthen Israel’s missile defence coverage, reportedly failed to intercept incoming missiles targeting the cities of Arad and Dimona.
The incidents occurred amid the ongoing conflict between Israel and Iran, which escalated on February 28, 2026. Iranian ballistic missiles struck populated areas in Dimona and subsequently Arad within a short timeframe, resulting in injuries to nearly 200 people and triggering emergency response operations across both locations.
Details of Interception Failures
According to the Maariv report, the THAAD system, supplied by the United States and deployed to protect strategic sites in southern Israel, did not successfully engage the incoming ballistic missiles during the attacks. The findings are part of an initial investigation, with further technical analysis still underway.
The report also noted that Israel’s Arrow missile defence system, designed for high-altitude interception, failed to neutralise the same incoming threats in these specific incidents. In addition, the Patriot surface-to-air missile system has recorded repeated interception failures in similar engagements during the current conflict.
Sources cited in the investigation indicated that the missiles used in the strikes were of the same type as those previously launched toward Beit Shemesh, suggesting consistent threat characteristics across multiple attacks.
Operational Context and System Limitations
Defence officials and analysts have emphasised that ballistic missile defence remains inherently complex. Even advanced, multi-layered systems combining radar tracking, interceptor missiles, and networked command structures cannot ensure complete interception success.
Factors such as high missile velocities, manoeuvrability, decoys, and saturation tactics—where multiple projectiles are launched simultaneously—place significant strain on interception systems. These challenges are amplified in high-intensity conflict environments involving repeated launches over short durations.
The THAAD system is specifically designed to intercept short- and medium-range ballistic missiles at high altitudes, including outside the atmosphere. It was deployed by the United States to Israel in late 2024 to augment the country’s layered air defence network.
Structure of Israel’s Air Defence Network
Israel operates a multi-tiered missile defence architecture integrating several systems with distinct roles. The Arrow-2 and Arrow-3 systems provide exo-atmospheric interception of long-range ballistic threats, while David’s Sling is designed to counter medium-range missiles. The Iron Dome system focuses on short-range rockets and artillery threats.
Patriot batteries, operated by both Israeli and U.S. forces, provide an additional defensive layer for lower-altitude engagements. THAAD was integrated into this framework to strengthen high-altitude interception capabilities, particularly for strategic locations in southern Israel, including areas near the Dimona nuclear research facility.
According to official data from the Israel Defense Forces, the overall interception success rate during the current conflict remains above 92% across more than 400 ballistic missiles launched toward Israel. However, a limited number of missiles have penetrated defences and caused direct impacts, including in the recent Arad and Dimona incidents.
Ongoing Investigations
The Israel Defense Forces and the Israeli Air Force have initiated parallel investigations to determine the precise causes of the interception failures. Preliminary assessments point to possible technical or operational issues affecting system performance during specific engagements, though no definitive conclusions have been released.
The findings are expected to inform adjustments in deployment strategies, system coordination, and engagement protocols within Israel’s integrated air defence network.
Implications for Missile Defence Strategy
The reported limitations of interception systems have renewed attention on broader missile defence strategies. Military planners note that no existing system globally can guarantee a 100% interception rate, particularly against advanced or high-volume missile attacks.
These operational realities have influenced defence planning in multiple countries facing complex threat environments.
India’s Mission Sudarshan Chakra Approach
In response to evolving missile threats from regional adversaries, including Pakistan and China, India has initiated Mission Sudarshan Chakra, a long-term programme aimed at establishing an integrated, multi-layered air and missile defence architecture.
The initiative combines defensive interception systems with offensive counter-strike capabilities. It integrates assets such as the S-400 air defence system (locally referred to as Sudarshan Chakra), Akash missile system, Barak-8, and components of India’s ballistic missile defence programme, including Project Kusha.
Mission Sudarshan Chakra is structured around a dual framework that incorporates both interception and response. The system is designed to track incoming threats, identify launch origins, and enable rapid countermeasures through integrated strike capabilities, including coordination with India’s Integrated Rocket Force (IRF).
The architecture also includes space-based surveillance, airborne early warning systems, and ground-based radar networks, supported by artificial intelligence for real-time data processing and decision-making.
Phase I of the programme focuses on integrating existing systems to counter regional missile threats, while Phase II is expected to address emerging challenges such as hypersonic glide vehicles and advanced manoeuvring missiles.
Broader Strategic Context
The developments highlighted by the preliminary investigation reinforce the evolving nature of missile warfare, where layered defence systems are increasingly complemented by offensive deterrence measures.
As investigations into the THAAD system’s performance continue, defence authorities are expected to assess both technical factors and broader operational coordination within integrated air defence networks.
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