Dénia boat fire destroys catamaran as huge smoke cloud sparks alarm across Costa Blanca
By Lottie Verrier • Published: 11 Nov 2026 • 14:27 • 2 minutes read
Firefighters race to stop flames spreading Credit: BomberosdeAlicante
A dramatic boat fire in Dénia has destroyed a catamaran after flames ripped through the vessel in the town’s busy marina, sending a huge plume of black smoke into the sky and prompting a major emergency response.
The blaze broke out shortly after 4pm on Monday, November 9, causing alarm among residents, visitors and people around the waterfront as thick smoke became visible from across the municipality.
Emergency crews rushed to the port after reports of a possible explosion shortly before the fire took hold. Witnesses reportedly heard a loud bang, although the exact cause of the incident has not yet been established.
The fire quickly developed into a serious incident, with flames threatening other boats moored nearby.
Firefighters race to stop flames spreading
The Alicante Provincial Fire Consortium mobilised crews from the Dénia and Benissa fire stations, while Local Police officers also attended the scene.
The emergency call was received by the coordination centre at 4.12pm, with firefighters facing the challenge of tackling the blaze while protecting neighbouring vessels.
The catamaran was moored alongside other boats, raising concerns that the fire could spread along the pontoons and cause further damage. Firefighters concentrated their efforts on isolating the burning vessel from nearby boats, preventing the flames from spreading to other parts of the marina.
Despite the intensity of the fire, emergency teams managed to contain the incident to the affected catamaran. The vessel was left completely destroyed by the blaze, but the rapid response helped prevent what could have been a much larger emergency involving several boats.
No injuries reported
Despite the dramatic scenes and the scale of the smoke cloud, the latest information indicates that nobody was aboard the catamaran when the fire broke out.
No injuries have been reported and there have been no confirmed cases of people requiring medical treatment for smoke inhalation.
The possibility of an explosion before the fire began has been raised by witnesses, but this has not been confirmed as the cause.
Firefighters remained at the scene tackling the remaining hotspots and making sure the area was safe.
The incident attracted considerable attention across Dénia, with the towering black smoke providing a striking sight from different parts of the town.
For boat owners and businesses operating around the marina, the fire also highlighted the potential dangers of an onboard blaze, particularly where vessels are moored close together.
The investigation into what caused the catamaran to catch fire is expected to provide further clarity once the emergency operation has concluded.
The incident is a reminder of the importance of rapid intervention in busy marinas, where a fire involving one vessel can quickly threaten neighbouring boats.
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Lottie Verrier
Lottie Verrier is a journalist and digital media specialist based in Mallorca. After a decade in London media, including a role as Deputy Editor for the MailOnline’s eCommerce division, she now combines her editorial expertise with a passion for the island to create engaging content that celebrates the best of life in Spain. Instagram @lottieinmallorca
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