The U.S. Geological Survey confirmed the quake on its website, placing its epicentre at around 32 kilometres outside the Iraqi city of Halabja, and issuing an "orange" alert for "shaking-related fatalities and economic losses." * u8 ~% k/ W }0 G6 h/ o% s$ K 6 m* `2 b, H: _4 @1 k6 [$ hHalabja 附近也是油田之一。 这次地震对已经采空地层的油田有多少影响,也值得关注。