Rịba ama amaokwu a dị n'okpuru ma zaa ajụjụ ahụ mgbe e mesịrị n'otu asụsụ ahụ dị ka amaokwu ahụ:  Passage: Obodo ahụ dị na mpaghara Western Finland ma bụrụ akụkụ nke mpaghara Central Ostrobothnia. Obodo ahụ nwere ọnụ ọgụgụ mmadụ 47,706 (31 Jenụwarị 2019) ma kpuchie mpaghara nke square kilomita 2,730.80 (1,054.37 sq mi) nke 1,286.61 km2 (496.76 sq mi) bụ mmiri. Ọnụ ọgụgụ ndị bi na ya bụ 33.03 ndị bi na square kilomita (85.5/sq mi). Obodo ndị agbata obi bụ Halsua, Kalajoki, Kannus, Kaustinen, Kronoby, Lestijärvi, Larsmo na Toholampi.  Ajụjụ: Olee otú mmiri hà n'obodo a?
1,286.61 km2 (496.76 sq mi)