Fallout from Iranian strike on Dimona plant could be symbolic, not radioactive

[ad_1] Iran’s ballistic missile strike this weekend on the southern metropolis of Dimona, which left dozens injured, sparked fears of a special form of destruction because the US-Israeli marketing campaign in opposition to Iran went into its fourth week.

Saturday’s strike closely broken residential buildings within the dusty desert metropolis. Nevertheless it additionally raised pressing questions concerning the ostensible vulnerability of the Shimon Peres Negev Nuclear Analysis Heart, which lies 9 kilometers (5.6 miles) away, and Iran’s willingness to focus on it.

Regardless of these fears, a missile strike on the power, even a direct hit on its underground reactor, could be unlikely to provide a radiological catastrophe — although it might actually be a serious symbolic win for Tehran.

Israeli nuclear consultants confused to The Instances of Israel that the Dimona plant homes a small analysis reactor reasonably than an enormous industrial energy reactor, and that it's closely defended by each lively and passive protection measures.

Specialists based mostly their evaluation solely on open sources concerning the analysis middle, as a result of largely labeled nature of the power.

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International governments and media imagine Israel to be the Center East’s sole nuclear energy, however Jerusalem has lengthy refused to substantiate or deny that it has nuclear weapons, and formally maintains that the Dimona plant focuses on analysis and power provision.

The scene the place a missile fired from Iran impacted within the southern Israeli metropolis of Dimona, March 22, 2026. (Chaim Goldberg/Flash90) Bodily hazard “Probably the most harmful factor to bomb is an lively nuclear reactor used for power manufacturing. That’s not what exists in Israel,” defined Ori Nissim Levy, Chairman of the World Nuclear Discussion board and lecturer at Afeka Educational Faculty of Engineering.

The Dimona reactor is estimated to be round 150 megawatts. For comparability, the Soreq Nuclear Analysis Heart exterior the central city of Yavne has a reactor of about 5 megawatts. Each fall far beneath the size of enormous electricity-producing reactors, which usually have a manufacturing capability of round 1,000 megawatts or extra.

The scene the place a missile fired from Iran at Israel induced harm to residential buildings within the southern metropolis of Dimona, March 22, 2026. (Chaim Goldberg/Flash90) Assaults on lively nuclear reactors in Iran’s Bushehr, or in nations like France, the USA, Canada and others, “could be way more harmful,” Nissim Levy stated, however for Israel, “probably the most harmful factor is definitely the gasoline — particularly spent gasoline after use, which is probably the most radioactive materials.”

Even when the gasoline provide had been attacked, “the hazard shouldn't be very nice,” he added, noting that “these programs are very closely protected” each by bodily safety of infrastructure and layered air protection programs like Arrow 2, Arrow 3 and others.

If radiation did leak, it might most likely solely have an effect on a radius of lots of of meters at most, relying on the character and dimension of the explosion, Nissim Levy estimated. The leakage would stay confined to 1 space inside the facility the place workers are unlikely to be current, he stated.

“In wartime, what is often completed [at nuclear plants] is to scale down or shut down exercise. That reduces the severity of potential harm,” Nissim Levy added.

Staff in protecting fits and masks wait to enter the emergency operation middle on the crippled Fukushima Dai-ichi nuclear energy station in Okuma, Japan, November 12, 2011. (AP Picture/David Guttenfelder, Pool, File) Nonetheless, Residence Entrance Command may instruct individuals inside a kilometer to evacuate, extra as a precaution than as a response to confirmed hazard, he stated.

Israel additionally has sensors in place that exactly monitor the outcomes of such a leak and the way important it's based mostly on the extent of radioactivity, so as to decide whether or not broader evacuation is critical.

“The radiological harm would possible be very localized,” Nissim Levy stated, in contrast to the Chernobyl catastrophe in 1986 or the 2011 Fukushima nuclear accident. “It’s not going to be some large disaster… as a result of there’s a basic distinction between incidents in giant, lively energy reactors and what we’re speaking about right here.”

Satellite tv for pc picture offered by Planet Labs PBC reveals the Shimon Peres Negev Nuclear Analysis Heart close to the town of Dimona, Israel, July 5, 2025. (Planet Labs PBC by way of AP) Even when a missile did hit the reactor, there’s no motive to worry that it might trigger a nuclear explosion.

“If Israel has any [nuclear] weapons, they're nearly actually not saved [in Dimona]. That’s practically sure. It is a website for manufacturing, analysis and technological growth — not storage of completed weapons,” he confused.

Even when a nuclear bomb had been hit in an assault, it might not set off a nuclear blast.

“A uranium, plutonium, or hydrogen bomb can't be triggered by an exterior explosion,” defined Nissim Levy. “It requires a really exact inner detonation system.”

Solely “a really complicated and exact warhead system” constructed into the bomb can set it off, he stated.

Shimon Peres, proper and David Ben-Gurion go to Israel’s nuclear reactor in Dimona (Protection Ministry Archives) Symbolic blow For Israel, the best hazard of a strike on the Dimona website would possible be a byproduct of the power’s standing as a logo of Israel’s power.

“The first significance of a strike on the reactor wouldn't lie in bodily hazard, however in a serious psychological and symbolic achievement for Iran,” stated Zaki Shalom, senior fellow on the Misgav Institute for Nationwide Safety & Zionist Technique.

The reactor has lengthy been singled out as a main goal for Hezbollah, Hamas and different Iranian proxies, in addition to the Islamic Republic itself.

Israel would want to reply in an distinctive method. It could not have the ability to suffice with a parallel strike on nuclear websites in Iran.

In 2018, in uncommon public remarks, the top of the Israeli Atomic Power Fee, Ze’ev Snir, stated the nation had been reinforcing the Dimona nuclear reactor in gentle of threats made by Iran and Hezbollah.

“We can't ignore the repeated and express threats made by Iran and its proxies to assault Israel’s nuclear websites,” he stated.

Display screen seize from a video launched by the army wing of the Gaza-based Islamic Jihad terror group threatening rocket assaults on the nuclear reactor in Dimona and different delicate websites in Israel, Could 4, 2019. (Display screen seize) In response to Shalom, the Iranians “would possible declare — with appreciable justification — that they'd succeeded in hanging one of many central pillars of Israel’s safety doctrine.”

“The status of Israel’s extremely subtle protection system, constructed over a few years with monumental funding, could be severely broken if missiles had been to hit the Dimona reactor.”

That, Shalom argued, would possible warrant an excessive response from Israel.

A cleric and different individuals pray on the graves of Iranian nuclear scientists, their households and a Revolutionary Guard commander who had been primarily killed in Israeli strikes in June 2025, on the shrine of Saint Saleh throughout the Muslim holy fasting month of Ramadan in northern Tehran, Iran, on February 19, 2026. (AP Picture/Vahid Salemi) If such a delicate safety website had been broken, even minimally, “it may be assumed that Israel would want to reply in an distinctive method. It could not have the ability to suffice with a parallel strike on nuclear websites in Iran, since it's already doing so in any case,” Shalom stated.

Whereas the character of such a response is tough to foretell, strikes on Iran’s energy vegetation may turn out to be a robust consideration, “ought to the Dimona undertaking, heaven forbid, be broken in any method,” he stated.

Judah Ari Gross contributed to this text.

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