Omnia

a river in Khabarovsk Krai, RSFSR, a right tributary of the Bol’shoi Aim River, in the basin formed by the Maia and Lena rivers. The Omnia is 320 km long and drains an area of 6,770 sq km. It has two sources—the Pravyi Uchityn and Levyi Uchityn—and flows over hilly terrain. Fed by snow and rain, the Omnia freezes in October or early November and thaws in May.