A sustained Israeli air campaign against Iranian electricity infrastructure has left major Iranian cities facing prolonged outages and shortages of basic services, deepening the civilian toll of the conflict and complicating the regional mediation efforts now underway. Iranian state media reported that strikes overnight had damaged transmission substations serving several urban centers, including parts of Tehran, Isfahan, and Mashhad, building on earlier strikes that had degraded generating capacity at major thermal power plants.

Israeli officials, speaking on background, said the strikes were targeted at infrastructure with direct military utility, including power supply to facilities involved in missile production, drone assembly, and command and control. They acknowledged that the strikes had secondary effects on civilian power supply but said every reasonable precaution had been taken to minimize harm. Independent assessments by international energy analysts and humanitarian organizations have raised concerns that the cumulative effect of the strikes was producing extensive impacts on hospitals, water treatment facilities, and food cold-chain systems across multiple Iranian provinces.

The Iranian Ministry of Health reported a sharp rise in admissions of patients suffering from conditions exacerbated by power outages, including dialysis patients whose treatment schedules had been disrupted and elderly residents requiring oxygen support. Hospitals across the country were operating on emergency generator power for extended periods, but fuel for generators was reportedly becoming scarce in some areas as supply chains came under strain. International humanitarian organizations have called for protected corridors for the delivery of medical supplies and fuel to civilian medical facilities.

The strikes on electricity infrastructure have followed a familiar pattern of escalation seen in earlier Middle East conflicts, where targeting of dual-use infrastructure has produced significant civilian impacts even when strikes are nominally directed at military-related capacity. Legal scholars and former military lawyers said the proportionality calculations involved in such strikes were among the most contested in modern military law and that the international community would face significant questions about the application of the laws of armed conflict to the current campaign.

Iranian retaliation continued at a steady tempo through the past 48 hours, with missile and drone strikes targeting Israeli population centers and military facilities. Israel’s air defense systems intercepted the majority of incoming projectiles, but several strikes produced casualties and damage in residential areas of central and northern Israel. Israeli authorities have continued to urge residents to maintain access to protected spaces and to follow guidance from the Home Front Command.

Strikes on American bases in the Gulf have also continued, with reported drone incursions against facilities in Saudi Arabia, the UAE, and Qatar over the past two days. American air defenses have intercepted most incoming threats but a small number of strikes have produced damage to equipment and injuries to personnel. The Pentagon has continued to characterize the level of activity as significant but manageable while emphasizing the costs being imposed on Iranian forces by ongoing American and Israeli counter-strikes.

The intensifying civilian impact of the campaign has complicated the diplomatic environment in which Qatari and Omani mediators are working. Iranian negotiators have made clear that any path to talks would require an end to strikes on civilian infrastructure, while Israeli and American officials have argued that strikes on dual-use infrastructure are central to degrading Iranian military capacity. The gap between these positions has narrowed only marginally despite intensive shuttle diplomacy.

International humanitarian agencies have begun positioning resources in neighboring countries to provide support to civilians displaced by the conflict, both within Iran and across the broader region. The Iranian government has historically been wary of accepting international humanitarian assistance, viewing it as a vector for foreign influence, but officials in Tehran have signaled some openness to receiving technical assistance for restoring critical civilian infrastructure even as the political dimensions of any large-scale international engagement remain difficult.

Iranian opposition voices in exile have expressed mixed reactions to the unfolding civilian impact. Some have argued that the strikes are accelerating the political weakening of the Islamic Republic, while others have warned that the visible damage to ordinary Iranian life is generating a defensive nationalist response that could strengthen the regime in the short term. Independent analysts of Iranian politics have cautioned that public opinion inside Iran is difficult to assess accurately under current conditions but that some patterns of past Iranian conflicts suggested that external attack tended to produce at least temporary rallying around the existing political order.

European governments, increasingly uneasy about the scale and trajectory of the campaign, have called for more transparency about target selection and proportionality calculations. The European Union’s foreign policy chief said in a statement on Tuesday that European officials had raised concerns through diplomatic channels about the cumulative effect of strikes on civilian infrastructure and that the EU was prepared to support any mediation initiative that could produce humanitarian relief.

For ordinary Iranians, the daily reality of life under sustained aerial attack has become one of intermittent power, water shortages in some neighborhoods, anxiety about food and medicine supply, and disruption to schooling and work. International observers have noted that the resilience of Iranian civil society in absorbing these conditions has been significant but that the cumulative pressures appeared to be growing as the conflict moved into its fourth week without clear prospects for resolution.