Hennepin and the unincorporated community of Florid anchor this Illinois River landscape as it appeared in the mid-2010s. The village of Hennepin sits along the river's bend at the northwest, while the map follows the river's broad valley southward across Putnam Co into Marshall Co. The alluvial plain is dominated by a complex of water bodies including Senachwine Lake, Swan Lake, and Sawmill Lake, separated from the eastern bluffs by the Illinois River channel. These lowlands contrast sharply with the dissected upland terrain to the east, where the land rises toward Woody Walker Hl.
42 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1893 · Lacon
USGS Topo · 1:62,500
1893 · Hennepin
USGS Topo · 1:62,500
1893 · Lasalle
USGS Topo · 1:62,500
1909 · Hennepin
USGS Topo · 1:62,500
1911 · La Salle
USGS Topo · 1:62,500
1911 · Hennepin
USGS Topo · 1:62,500
1913 · La Salle
USGS Topo · 1:62,500
1933 · Lacon
USGS Topo · 1:62,500
1934 · Wenona
USGS Topo · 1:48,000
1937 · Lacon
USGS Topo · 1:62,500