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22 Mar 2024 | 04:50 AM UTC

Uruguay: Disruptions due to flooding ongoing across the country as of late March 21

Disruptions due to flooding ongoing across Uruguay, as of late March 21. Thousands displaced; further adverse weather forecast.

Warning

Flood disruptions continue to affect much of Uruguay as of late March 21. Heavy rainfall has impacted the region since late March 20. The worst impacted are the Florida and Colonia departments. As of late March 21, more than 4,722 people remain displaced nationwide.

Dozens of roadways have been closed, including Ruta 21 near Colonia del Sacramento and Ruta 6 near San Ramon. Reports indicate infrastructure damage and power outages across the affected area. Around 116,000 people were without power at the height of the storm; as of late March 21, almost 43,000 people remain without power. Authorities suspended classes across most of the country until at least March 22.

Further sustained heavy rainfall could trigger additional flooding in low-lying communities near rivers, streams, and creeks. Urban flooding is also possible in developed areas with easily overwhelmed stormwater drainage systems. Sites located downstream from large reservoirs or rivers may be subject to flash flooding after relatively short periods of intense rainfall. Landslides are possible in hilly or mountainous areas. Disruptions to electricity and telecommunications services are possible where significant flooding, landslides, or strong winds impact utility networks.

Floodwaters and debris flows could render some bridges, rail networks, or roadways impassable, impacting overland travel around affected areas. Ponding on road surfaces could cause hazardous driving conditions on regional highways. Authorities could temporarily close some low-lying routes that become inundated by floodwaters. Flooding could block regional rail lines; freight and passenger train delays and cancellations are possible in areas with heavy rainfall and potential track inundation. Localized business disruptions may occur in low-lying and riverine areas.

Flooding could heighten the threat of disease outbreaks. Backflow from drains mixed with floodwaters can become trapped in open areas when inundations recede. These stagnant pools often become a breeding ground for mosquitoes and bacteria, increasing the incidence of insect- and water-borne diseases. Exposure to contaminated water from inundated industrial sites, sewer systems, and septic tanks also poses a significant health threat.

Monitor local media for updated emergency and weather information. Seek updated information on weather and road conditions before driving or routing shipments through areas where severe weather is forecast. Plan accordingly for potential delivery delays if routing shipments by truck through the affected area. Stay away from elevated streams, creeks, and other watercourses that are prone to flash flooding. Do not attempt to navigate flooded roadways. Exercise caution in elevated terrain due to the threat of landslides, as well as mountainous regions where avalanches pose a threat. Keep important documents and necessary medications in waterproof containers.

Observe strict food and water precautions, as municipalities could issue boil water advisories following flooding events. Take precautions against insect- and waterborne diseases in the coming days. Review contingency plans and be prepared to move quickly to shelters if evacuation orders are issued. Charge battery-powered devices in the case of prolonged electricity outages.