Multiple explosions were reported on Iran's Qeshm Island on Monday, according to the state-run IRNA news agency, although their cause remains unknown.
Iranian authorities have yet to issue an official statement confirming the source of the reported blasts.
The latest development came hours after Donald Trump indicated that a possible agreement with Iran could be within reach.
Trump signals progress in Iran talks
On Monday, the US president suggested that diplomatic efforts were making progress towards preventing a renewed conflict, while Tehran confirmed that "intensive" negotiations were taking place. Iran also expressed willingness to reopen the strategically important Strait of Hormuz, although it attached strict conditions to the proposal.
Taking to Truth Social a day before the crucial US midterm elections, Trump expressed optimism about the prospects of reaching an agreement, writing that a deal with Tehran "could happen."
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He further claimed that "Iran wants a settlement, as soon as possible."
Iran ties Strait of Hormuz reopening to concessions
{{/usCountry}}He further claimed that "Iran wants a settlement, as soon as possible."
Iran ties Strait of Hormuz reopening to concessions
{{/usCountry}}A senior Iranian official indicated that Tehran could reopen the Strait of Hormuz within the next two days, provided Washington agrees to a series of conditions put forward by Iran. The waterway serves as a crucial export route for energy supplies from the oil-rich Gulf region.
"The possibility of implementing this plan in two days is another indication of Iran's good-faith approach," Foreign Ministry spokesperson Esmaeil Baqaei told reporters during a briefing.
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Iran had previously presented a seven-day proposal in September, offering to restore access to the strait in exchange for several concessions from the United States. These included ending hostilities across all fronts, releasing frozen Iranian assets, removing oil-related sanctions and lifting the US blockade of Iranian ports.
(With AFP report inputs)