Hammarö Municipality (Hammarö kommun) is a municipality in Värmland County in west central Sweden. Its seat is located in the town of Skoghall. The municipality was created from Hammarö parish in 1863, and its territory has not been affected by the great municipal reforms of 1952 and 1971. With a land area of only 56.9 square kilometres (22.0 sq mi) it is Sweden's 12th smallest, as well as the smallest in Värmland County. Geography. The municipality consists of the islands Hammarön and Vidön and the adjacent archipelago.
https://en.wikipedia.org/wiki/Hammar%C3%B6_Municipality