Iren
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The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.
Iren’
a river in Perm’ Oblast, RSFSR; a left tributary of the Sylva River (basin of the Kama Reservoir). Length, 214 km; basin area, 6,110 sq km. There are karst phenomena in the Iren’ basin. The river, fed mainly by snow, has a mean annual flow rate of 35.5 cu m per sec near its mouth. It freezes in November; the ice breaks up in April. It can be used for floating logs. The city of Kungur is situated at the mouth of the Iren’.
The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.