Wednesday, March 2, 2016

Iraq's Mosul dam is at risk of 'catastrophic failure' and could collapse putting 1.5million lives at risk, officials warn

Iraq's Mosul dam is at risk of 'catastrophic failure' and could collapse putting 1.5million lives at risk, officials warn 


  • Concern is growing the Mosul Dam, the largest in Iraq, could collapse 
  • Fears that if it crumbles, it could put more than 1.5million lives at risk 
  • The dam is built on a unstable foundation that is continuously eroding
  • Since ISIS seized the city, maintenance to the dam has not been carried out 
  • See more of the latest news updates from Iraq and around the world  


Iraq’s biggest dam is at risk of a catastrophic failure which could put 1.5million at risk, experts have warned.

The Mosul hydro-electric dam is built on soil which erodes when exposed to water and needs to be injected with grout to keep it stable.

But essential repairs stopped when it was captured by Islamic State in August 2014 and have not resumed despite being retaken by Iraqi forces just two weeks later. 
A man carries out strengthening work at the Mosul Dam in Iraq, which is at risk of collapsing due to an unstable foundation 
A man carries out strengthening work at the Mosul Dam in Iraq, which is at risk of collapsing due to an unstable foundation 
Disaster: A map showing the areas of Iraq which are likely to flood should the Mosul Dam collapse
Disaster: A map showing the areas of Iraq which are likely to flood should the Mosul Dam collapse
Engineers fear that it could crack, unleashing a tidal wave of water up to 65 feet (20 metres) high coursing downstream to the city of Mosul and then on to Baghdad.

Now both Iraqi and US authorities have issued the strongest warnings to date about the safety of the dam.

The US embassy in Iraq issued a statement saying: 'We have no specific information that indicates when a breach might occur.

'But out of an abundance of caution, we would like to underscore that prompt evacuation offers the most effective tool to save lives of the hundreds of thousands of Iraqis living in the most dangerous part of the flood path in the event of a breach.'
The embassy also said in the event that there is a breach of the water, 500,000 to 1.5million Iraqis living along the Tigris River may not survive.

They added that people in both Mosul and Tikrit would have to move up to four miles away from the riverbank to reach safety. 
Kurdish Peshmegra forces guard the dam, which is in an area close to controlled by ISIS fighters 
Kurdish Peshmegra forces guard the dam, which is in an area close to controlled by ISIS fighters 
Both Iraqi and US authorities have issued the strongest warnings to date about the safety of the dam
Both Iraqi and US authorities have issued the strongest warnings to date about the safety of the dam

Residents living further downstream in Samarra, where the flood wave could overwhelm a smaller dam and the water would spread out, would in some cases have to flee as far as 10 miles.

A contingency plan said large parts of Baghdad would also be flooded, including the international airport.

It pointed out that many areas most affected by the flood wave are either controlled by ISIS or contested, making a state-directed evacuation unlikely.

'Some evacuees may not have freedom of movement sufficient to escape,' it said, adding that the sick, disabled and elderly could end up being left behind.

The study said the disaster could shut down the entire Iraqi electricity grid, durably damage much of the country's best farmland and leave the capital flooded for weeks.
Italian firm Trevi has been selected to carry out crucial repair work on the Mosul Dam, which is currently protected by Kurdish Peshmerga forces.

The Iraqi government has consistently sought to play down the danger posed by the Mosul Dam, but the US has been alarmed by the potential for disaster.

The Mosul project was beset by problems from the very start as it was built on a bed of highly soluble gysum.

There were even problems during its construction in 1984. But engineers devised a plan to inject grout into the structure to stabilise it.
The dam is currently protected by the Kurdish Peshmerga.

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