A storm generated an avalanche, consisting of mudflow mixing rocks, mud, vegetation and trees. Localisation of the mudflow was mainly eastern slopes of the mountain over Port Victoria, Police and Prison yards, Victoria street, Royal Street, Anglican Church, Cluny Orphanage, old cemetery, and Government House. all bridges in Victoria destroyed, all roads severely damaged, houses destroyed, coconut trees blew down, a number of boats sunk, with at least of 70 victims.
2 persons injured
Severe floods on the 3 main islands, and slide at St. Louis, more that 1 million SCR damages. On Mahé, 3 persons dead.
Cyclone Ikonjo hits Desroches island—USD 1,500,000 damages, 2 injured in Mahé
Floods, landslides The ENSO rainfall event—USD 1,700,000 damages, 5 persons dead in Mahé.
Damage on Mahé was limited to landslides and some flooding. On Praslin, high winds damaged the roofs of houses and destroyed homes, while the airport was also damaged. The winds damaged power lines, causing an island-wide power outage.
There were 2 deaths in Seychelles. The damage to coastal infrastructure on both eastern and western shores was most severe where natural coasts had been modified. Damage to public works was greatest in Victoria. Dock structures were damaged in Port Victoria. Washouts and eventual collapse occurred on two bridges of the highway between Victoria and the airport, and coastal roads were damaged in a number of other places. The fisheries sector was the hardest hit as many fishing vessels and equipment were damaged or lost. In some places, homes were flooded and some incurred minor structural damage.
The Vista Do Mar Estate in the north of Mahé, is being affected by a deep-seated landslide. Sustained heavy rainfall of about 170 mm/day over a two-day period increased the pore pressure enough to cause accelerated movement and damage to property). The slope is presently in an actively unstable stage and moves whenever triggering factors are active. Numerous houses were affected.
The storm affected Providence and Farqhuar islands. The majority of the Farquhar Atoll residents were evacuated. Bondo destroyed most of the buildings and about 60 percent of the coconut trees on Providence, decimating the island’s copra industry. Rough seas caused flooding, beach erosion, and coastal damage on Mahé, Praslin, and La Digue. One person was injured on Mahé.
The storm caused severe flooding and landslides in three districts on the southeast coast of Mahé (Au Cap, Pointe Larue, and Cascade), as well as on the nearby islands of Praslin and La Digue. The rainfall overwhelmed existing natural and constructed drainage systems and retaining walls, causing floods, landslides, and rockfalls, and resulting in serious damage to homes and public buildings, roads, bridges, drainage systems, water and sanitation systems, crops, and farms.
The storm damaged infrastructure in the Farquhar Atoll, the archipelago’s outer island. The storm made landfall with winds up to 350 km/h. The effects were estimated at SCR 101 million.
The Seychelles Public Transport Company store located at Latanier Road at the SPTC New Port Depot caught fire at around 1300 hours. Following the fire, a Presidential Order was given to assess the risks in Victoria. The main aim of the assessment was to identify hazardous activities and their related risks.