Leakage
On 18 Oct 2011 the KANUPP Karachi nuclear power plant imposed a seven-hour emergency after heavy water leaked from a feeder pipe to the reactor. The leakage started around midnight on Tuesday during a routine maintenance shut down. After the leakage was detected the emergency was imposed at the plant and the affected area was isolated. However the emergency was lifted seven hours later, after the leak was reportedly brought under control.
Read more about this topic: Karachi Nuclear Power Plant