Shelf ice forms from float ice. Float ice is like drift ice, but seldom becomes large enough to support humans or large animals. The cold temperatures freeze small areas of the open lake, forming float ice. Similar ice will form along the shoreline when the lake is calm.
Mosier is in the Wasco County, OR MSA. The 2015 Area Median Income for a family of four in Mosier is $55,900. The income limits used for Section 8, public housing, Low Income Housing Tax Credits. the HOME program and other Federal programs all are derived from the HUD defined AMI.
It covers 646 square miles and is bounded on the north and east by the Columbia River, on the west by Clatsop County, and on the south by Washington and Multnomah Counties. Columbia County was the 16th county created in Oregon and is the third smallest county in Oregon after Multnomah and Hood River Counties. Lewis and Clark explored this area in 1805-1806. Early settlements were established by fur traders as early as 1810.