▁sam i ▁Á h k áj áv r re ) ▁is ▁one ▁of ▁the ▁largest ▁res er voir s ▁in ▁Sweden . ▁It ▁lies ▁at ▁the ▁head w aters ▁of ▁the ▁L ule ▁River ▁in ▁Nor rb ot ten ▁County , ▁in ▁Swedish ▁L app land , ▁within ▁the ▁St ora ▁S jö fal let ▁national ▁park . ▁The ▁lake ▁formed ▁after ▁the ▁construction ▁of ▁the ▁first ▁Su or va ▁dam ▁in ▁ 1 9 1 3 – 1 9 2 3 . ▁The ▁rim ▁of ▁the ▁current ▁dam ▁is ▁at ▁an ▁elev ation ▁of ▁. ▁When ▁full , ▁the ▁lake ' s ▁maximum ▁depth ▁is ▁, ▁and ▁its ▁mean ▁depth ▁is ▁about ▁. ▁Because ▁it ▁is ▁used ▁for ▁power ▁generation , ▁the ▁lake ▁depth ▁fl uct u ates ▁by ▁up ▁to ▁. ▁ ▁References ▁ ▁Category : L akes ▁of ▁Nor rb ot ten ▁County ▁Category : L ule ▁River ▁bas in <0x0A> </s> ▁British ▁Gu iana ▁( now ▁Guy ana ) ▁ ▁competed ▁at ▁the ▁ 1 9 5 6 ▁Summer ▁Olympics ▁in ▁Melbourne , ▁Australia . ▁ ▁References ▁Official ▁Olympic ▁Re ports ▁ ▁Category : N ations ▁at ▁the ▁ 1 9 5 6 ▁Summer ▁Olympics ▁ 1 9 5 6 ▁Summer ▁Olympics ▁Category : S port ▁in ▁British ▁Gu iana ▁Summer ▁Olympics <0x0A> </s> ▁Sir ▁Thomas ▁North ▁Dick ▁La uder ▁of ▁F ount ain hall , ▁ 9 th ▁Baron et ▁( 2 8 ▁April ▁ 1 8 4 6 , ▁G range ▁House , ▁G range , ▁Edinburgh