Snake River

Sheffler- Northwest GG / Lake Sac Flood Bar

Mile 28.9 Both Bank

Source Data

Left bank: Sheffler- Northwest GG

Right bank: Lake Sac Flood Bar

Memorial Contribution Documented by Robert Heacock (1957–2025), from Wind Hard from the West: The Lewis and Clark Expedition on the Snake and Columbia Rivers (2015), used by permission of his family.

Our Partners

Follow the research

New findings, additions, and corrections from the archive. One email a month, no noise.