Map of the area under the "1,310 line" (orange highlight.)

ID: 4713 ~ Source: Base map © OpenStreetMap, elevation data courtesy of USGS National Elevation Dataset ~ Creator: Charlie Byers
This file appears in: Make Way for Rising Waters
Base map © OpenStreetMap contributors and licensed under a CreativeCommons CC BY-SA license.

The area around present-day Kettle Falls, with land under 1,310 feet elevation highlighted in orange. On steep shores like the west edge of the lake, that twenty feet passes in a narrow slice of land. But on gentler slopes, like the site of the original Kettle Falls (center-left, on the West shore of the lake,) it takes up a wider stretch of land.

This file appears in: Make Way for Rising Waters

By Charlie Byers
In 1940, Congress mandated that the Bureau of Reclamation would be granted all the land that would be flooded by Lake Roosevelt, from the banks of the Columbia up to 1310 feet of elevation. But passing the bill was only the beginning. The…