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." * ~8 Z$ y* n1 k6 Q& M4 j% j/ p " ~: g2 s5 l% S, @8 K. r; vHalabja 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。