PDFWAC 220-300-350
Geographical definition—Light 26 Line.
The "Light 26 Line" is defined as a line in the Columbia River from the landward end of the Chinook Jetty following the jetty to Chinook Jetty Light No. 7, then southerly in a straight line to Desdemona Sands Light, then southeasterly in a straight line through Light 26 to the Oregon shore.