2011 Map of Barnhart Island
USGS Topo · Published 2011About this map
Barnhart Island sits at the center of this hydro-centric survey, where the international boundary between Canada and the United States of America follows the course of Lake Saint Lawrence. The map details the massive infrastructure of the Moses-Saunders Dam and the accompanying Barnhart Island Dyke, which together harness the St. Lawrence River for power and navigation.
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Map Details
Editions of this 2011 Barnhart Island Map
This is the sole edition of this map. No revisions or reprints were ever made.
Other maps of this area
1906 · Massena
USGS Topo · 1:62,500
1907 · Massena
USGS Topo · 1:62,500
1915 · Moira
USGS Topo · 1:62,500
1917 · Moira
USGS Topo · 1:62,500
1942 · Barnhart Island
USGS Topo · 1:24,000
1942 · Massena
USGS Topo · 1:24,000
1943 · Barnhart Island
USGS Topo · 1:31,680
1943 · Massena
USGS Topo · 1:31,680
1944 · Moira
USGS Topo · 1:62,500
1946 · Raquette River
USGS Topo · 1:24,000