FACT-CHECK: Hormuz Shipping Traffic Collapses From 110 to 15 Vessels a Day

Introduction: A number that sums up the scale of the crisis

What the maritime tracking data actually show

According to CNN, which analyzed data from maritime tracking firm MarineTraffic on July 10, 2026, only 15 commercial vessels crossed the waters surrounding the Strait of Hormuz over the preceding 24 hours — including 11 ships that entered the Persian Gulf (six cargo ships and five tankers) and four cargo ships that entered the Gulf of Oman. This figure stands in stark contrast to the average of 110 ships a day that passed through this corridor before the conflict began in February 2026, according to the same source.

This fact-check verifies the validity of this frequently cited figure, cross-referencing it against other independent maritime tracking sources, and examines its evolution over time since the crisis began, to determine whether it reflects a temporary dip or a durable structural trend for one of the world's most strategic energy corridors.

Why this corridor matters so much to the global economy

The Strait of Hormuz is no ordinary shipping chokepoint. According to the Associated Press, roughly one-fifth of the world's traded oil and gas normally passes through this bottleneck, barely forty kilometers wide at its narrowest point, between Iran and Oman. Any sustained disruption of this traffic has direct repercussions on energy prices worldwide, far beyond the countries directly involved in the conflict.

It is precisely this strategic centrality that explains why every new maritime traffic statistic for the strait is tracked so closely by energy analysts, maritime insurers, and governments around the world, each trying to gauge the real scale of the ongoing disruption.

A number as brutal as the drop from 110 to 15 ships a day should shock no one: it is the direct, predictable consequence of a war that deliberately uses civilian shipping as a strategic hostage. Responsibility for this paralysis needs to be named clearly.

Verifying the reference figure: what MarineTraffic exactly says

The precise breakdown behind the 15-ship figure

The figure of 15 ships reported by CNN on July 10 deserves to be broken down to understand its exact scope. It consists of 11 ships that specifically entered the Persian Gulf — six cargo ships and five tankers — plus four additional cargo ships that entered the Gulf of Oman, an adjacent but distinct zone from the strait itself. This methodological detail matters: the figure does not measure overall regional maritime traffic, but specifically the new ships entering these two zones over a 24-hour period.

CNN also notes that disruptions linked to GPS spoofing have been observed in the region, a phenomenon that complicates precise vessel tracking via automatic geolocation systems. However, the same source notes this jamming does not appear to have significantly affected the most recent crossings recorded at the time of publication, which strengthens the reliability of the 15-ship figure as a reasonably accurate reflection of actual traffic.

A figure corroborated, with nuances, by other sources

Other maritime tracking agencies confirm the general trend toward collapsing traffic, even if the precise figures vary slightly depending on methodology and exact measurement period. According to the BBC, citing data from firm Kpler, only 23 tankers and cargo ships crossed the strait on the Wednesday following the American-Iranian strikes of July 7 and 8, compared to 47 the previous week. This divergence between MarineTraffic's 15 ships and Kpler's 23 ships is probably explained by slightly different geographic and time scopes, but both sources agree on the essentials: a drop of more than 50% in traffic within a matter of days.

This kind of minor divergence between maritime tracking agencies is common and does not call into question the reality of the phenomenon observed: every available source, without exception, confirms a massive, rapid collapse in commercial traffic in the region since hostilities resumed in early July.

That two independent tracking agencies using different methodologies arrive at similar orders of magnitude should settle the debate over whether this crisis is real. This is not media exaggeration: it is a measurable, verifiable logistical catastrophe corroborated by multiple independent technical sources.

The history behind the drop: this is not a new phenomenon

A continuous decline since February 2026

The July figure is not an isolated incident but the culmination of a progressive decline in maritime traffic observable since the very start of the conflict. According to the New York Times, the initial American-Israeli strikes of February 28, 2026, immediately caused a 70% drop in traffic in a single day, an initial shock of a magnitude rarely documented for a shipping corridor of this strategic importance.

This initial drop then went through several phases of fluctuation, with even sharper troughs at certain points in the conflict. According to Reuters, traffic fell to just one outbound and two inbound ships over a 12-hour period on April 20, 2026, compared to a normal average of about 130 ships a day according to that source — a figure slightly higher than the 110 cited by CNN, but confirming the same underlying trend.

Repeated troughs that draw a structural trend

Other readings confirm this extreme but persistent volatility. Also according to Reuters, only six ships were recorded over a 24-hour period on April 29, 2026, illustrating that traffic never truly returned to anything close to normal since the crisis began, despite several diplomatic de-escalation attempts over the months, including the signing of the June memorandum of understanding.

This succession of troughs, documented over more than four months by convergent independent sources, confirms that the drop to 15 ships a day observed in July is not an isolated statistical anomaly, but part of a structural decline in maritime traffic that even temporary diplomatic agreements have never managed to durably reverse.

Five months of figures all tell the same story: every de-escalation attempt sooner or later runs into a fresh wave of violence that drags traffic back down to catastrophic levels. We can no longer call these isolated incidents when the pattern repeats for the fifth consecutive time.

The June agreement and its failure to restore lasting normalcy

The memorandum that was supposed to reopen the strait

On June 18, 2026, according to CNBC, American President Donald Trump and Iranian President Masoud Pezeshkian signed a memorandum of understanding providing for the reopening of the Strait of Hormuz free of passage fees for a period of 60 days. This agreement represented, on paper, the most serious de-escalation attempt since the conflict began, with the explicit hope of restoring commercial flow close to pre-war levels.

Yet the traffic data collected after this agreement was signed confirm no durable normalization whatsoever. According to CNN, in a report published on June 26, 2026, the International Maritime Organization (IMO) had already recorded more than 46 attacks on ships and 14 deaths since the conflict began, a toll that led the organization to suspend its maritime evacuation plans, the situation remaining too dangerous despite the formal existence of a signed ceasefire.

Why the agreement wasn't enough to reassure shipowners

The main reason for this failure lies in the very nature of the agreement: a diplomatic memorandum of understanding cannot, on its own, guarantee the physical safety of ships against armed actors determined to violate the ceasefire, as demonstrated by the repeated attacks on civilian tankers that occurred well after the June signing. Shipping companies and their insurers assess risk not based on signed diplomatic texts, but on the actual frequency of violent incidents documented on the ground.

It is this gap between June's diplomatic optimism and the persistent security reality that explains why traffic never returned, at any point since the agreement was signed, to anything close to the 110 to 130 ships a day that constituted the norm before February 2026.

Signing a paper agreement has never been enough to reassure a shipowner whose vessel might catch fire the following week. Maritime history has known this lesson forever, yet Tehran apparently still believes a diplomatic signature can substitute for an actual security guarantee on the ground.

The direct impact on energy prices and maritime insurance

A risk premium that skyrockets for every crossing

The most immediate economic consequence of this collapse in traffic can be measured in the evolution of maritime insurance premiums for ships using the Strait of Hormuz. Facing a documented and recurring attack risk, insurers have considerably raised their rates to cover crossings, a cost that inevitably passes through to the final price of the oil and gas being transported, and therefore to consumers worldwide.

This dynamic creates a vicious economic cycle: the more traffic declines due to perceived risk, the more insurance premiums rise for the ships that still use the route, which further pushes shipowners to avoid the zone entirely or choose longer, costlier alternative routes deemed safer.

Alternative routes increasingly favored

Several shipping companies have begun exploring detour routes, notably via the Cape of Good Hope to avoid the Gulf region entirely, despite the considerable increase in travel time and additional fuel costs this implies. This trend, documented by several maritime industry analysts, shows how persistently the Strait of Hormuz crisis is durably reshaping global logistics habits, with consequences that could outlast the eventual resolution of the underlying conflict.

For economies most directly dependent on energy exports through this corridor, notably Saudi Arabia, the United Arab Emirates, and Qatar, this gradual rerouting of trade flows represents a medium-term structural threat that extends far beyond the conflict with Iran alone.

The day major oil companies decide it is more cost-effective to sail around the entire African continent than risk a passage through Hormuz, Iran will have irreversibly lost one of the only bargaining chips it had left. That may be the harshest economic sanction of all, and it is imposing itself on its own, without any Western government needing to decree it.

What GPS jamming reveals about data reliability

A documented phenomenon that complicates verification

GPS signal jamming, explicitly mentioned by CNN in its July 10 report, adds a further layer of complexity for anyone trying to precisely verify maritime traffic figures in the region. This phenomenon, already documented in other conflict zones around the world, involves deliberately disrupting satellite geolocation signals, making it harder for platforms like MarineTraffic or Kpler to automatically track vessels.

According to CNN's clarifications, this jamming does not appear to have significantly affected the most recent data used to establish the figure of 15 ships a day, which suggests maritime tracking agencies have developed cross-verification methods robust enough to maintain reasonable statistical reliability even in a disrupted electronic environment.

Why methodological transparency remains essential

This technical complication reinforces the need, for any serious fact-checking exercise, to always specify the exact source and methodology behind every maritime traffic figure cited in coverage of this crisis. The divergences observed between different agencies — 15 ships according to MarineTraffic, 23 according to Kpler for a slightly different period — do not stem from figure manipulation, but simply from legitimate methodological differences that should always be mentioned for rigorous reporting.

It is precisely this methodological rigor that distinguishes a serious fact-check from a simple repetition of figures without context: every statistic cited in this text is precisely attributed to its source, with its date and exact scope, to allow readers to judge the reliability of the reported information themselves.

Methodological rigor is not a boring technical detail reserved for specialists: it is what separates verifiable information from a rumor circulating without a source. In a conflict where disinformation flows from both sides, this demand for precision becomes an act of resistance in itself.

What this figure means for sailors and crews

A human reality behind the traffic statistics

Behind every maritime traffic figure cited in this fact-check are human crews who continue, despite the documented risk, to sail through the Strait of Hormuz to keep the world's energy supply flowing. According to the International Maritime Organization, at least 14 sailors have lost their lives since the conflict began in February, a human toll that directly accompanies the figure of 46 attacks on ships recorded by the same organization as of June.

These human figures, often overshadowed by the more widely discussed economic and geopolitical statistics, deserve particular attention in this fact-check: the drop in traffic from 110 to 15 ships a day is not merely an economic abstraction, it directly reflects the decision of thousands of sailors and shipowners to withdraw their crews from a zone deemed too dangerous, an individual decision repeated on a large scale that mechanically explains the documented statistical collapse.

International maritime unions sound the alarm

Several international maritime unions have publicly demanded stronger security guarantees before agreeing to keep sending their members into the Strait of Hormuz zone, a pressure that directly contributes to the reduction in the number of ships available to make the crossing, independently even of the strategic decisions made by the major oil companies themselves.

This human dimension of the story, corroborated by official IMO figures, reinforces the overall credibility of the 15-ships-a-day figure examined in this fact-check: it is not a simple random statistical fluctuation, but the direct, measurable consequence of individual human choices in the face of a documented, real risk.

We talk a lot about oil barrels and tonnage in this crisis, far too little about the sailors risking their lives with every crossing. Fourteen documented deaths are not just another statistic: they are a brutal reminder that this economic war carries a direct human cost, too often forgotten in purely geopolitical analyses.

Verdict: is the drop from 110 to 15 ships accurate

A verification that confirms the cited figure's validity

At the end of this verification, the central figure of this article — a drop from an average of 110 ships a day before February 2026 to 15 ships recorded over 24 hours on July 10, 2026 — is confirmed as accurate and correctly attributed to its source, CNN, which explicitly cites MarineTraffic data. This figure is also consistent with the general trend documented by other independent agencies like Kpler, even if the precise figures vary slightly depending on methodology and the exact period considered.

This verification also confirms that this drop is not an isolated, one-off phenomenon, but the culmination of a structural decline in maritime traffic observable since February 2026, never truly reversed despite the signing of the June memorandum of understanding between Washington and Tehran.

What this figure implies for the rest of the conflict

This factual verdict carries concrete implications beyond mere statistical curiosity. A collapse this severe and this durable in one of the world's most strategic energy corridors is a reliable indicator of the at least partial failure of every diplomatic attempt undertaken so far to stabilize the region, and a warning sign for global energy markets that will keep suffering the consequences of this instability until a lasting solution is found.

For readers following this conflict, this verified figure serves as a useful reminder that the most alarming statistics are not always exaggerated by the media: in this specific case, the reality documented by maritime tracking data is as serious, if not more so, than what general media coverage may have suggested.

It happens, in conflict coverage, that the verified reality turns out to be graver than initial estimates suggested. That is the case here: the figure of 15 ships a day is not journalistic exaggeration, it is a confirmed statistic that should alarm the Western public debate more than it currently does.

Conclusion: A reliable indicator of the crisis's persistent severity

A verified figure that should guide analysis, not emotion

This fact-check confirms, based on multiple convergent independent sources, that the collapse of maritime traffic in the Strait of Hormuz, from an average of 110 ships a day before the conflict to just 15 ships recorded on July 10, 2026, is a verified and properly documented fact, not media exaggeration. This drop fits within a continuous decline observable since February 2026, never truly reversed despite successive diplomatic attempts, including the June memorandum of understanding.

This figure should serve as a solid factual foundation for any further analysis of the situation, rather than as a shock statistic repeated without context. It concretely illustrates the real, quantifiable, measurable economic cost of a conflict that continues to disrupt one of the planet's most vital energy corridors, far beyond the direct military and human losses tied to the fighting.

What this verification means for future coverage of the conflict

For the ongoing coverage of this conflict, this verification underscores the importance of always precisely attributing every cited statistic to its exact source, with its date and methodology, rather than repeating round numbers without context that could invite accusations of exaggeration or manipulation. Factual rigor remains, in a conflict as polarized as this one, one of the few bulwarks against the disinformation flowing abundantly from all sides.

This verified figure of 15 ships a day will likely remain, in the months ahead, one of the most cited reference statistics illustrating the real scale of the Strait of Hormuz crisis, and it deserves to be cited with all the methodological precision it requires.

A fact-check is never neutral in its implications, even when it merely confirms a figure: confirming that traffic dropped from 110 to 15 ships a day is also confirming that the war continues to impose a colossal economic price on populations and markets that have absolutely nothing to do with the strategic calculations of Tehran or Washington.

By Maxime Marquette, columnist

Columnist's transparency note

Editorial stance

This fact-check follows a rigorous, transparent verification process, without complacency toward any party to the conflict. The general editorial line of this text remains favorable to Western firmness against Iranian violations of maritime security, but this factual verification was conducted independently of any political consideration.

Methodology and sources

The central figure in this fact-check comes from CNN, citing MarineTraffic data published on July 10, 2026. It was cross-checked against Kpler data reported by the BBC, as well as historical data from Reuters and the New York Times covering the evolution of traffic since February 2026. No figure has been invented or extrapolated beyond what these sources explicitly report.

Factual limits of this file

The minor divergences between MarineTraffic's and Kpler's figures are explained by methodological and temporal differences that this text has sought to clarify plainly, without concealing or exaggerating them.

Sources

Primary sources

Strait of Hormuz shipping traffic drops to 15 ships a day, per MarineTraffic — CNN, July 10, 2026

Strait of Hormuz traffic drops sharply after US-Iran strikes — BBC News, July 9, 2026

Hormuz shipping traffic remains a trickle as US-Iran deadlock deepens — Reuters, April 29, 2026

Secondary sources

Shipping traffic drops 70% in the Strait of Hormuz after US-Israeli strikes — The New York Times, February 28, 2026

Trump and Pezeshkian sign deal to reopen the Strait of Hormuz — CNBC, June 18, 2026

IMO suspends evacuation plans after 46 attacks on ships in the strait — CNN, June 26, 2026