 The Utah and Northern Railway reached Camas on July 3, 1879, bringing with it a new wave of settlement, particularly at Camas and Market Lake.Mormon settlement of the county began when John R Poole settled the Menan area in April, 1879 with the settlement initially named Poole's Island.Settlement followed at Lewisville in 1882, Rigby in 1883 and Ririe in 1888.