Savanna, IL — USGS historical 15-minute topo (1952)
by USGS Historical Topo Maps (public domain) · Illinois, US
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Older edition. This is the 1952 edition from the U.S. Geological Survey. A newer one may have been published since; check the agency's page for current rules and routes before relying on it.

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Where this map covers
Named places on this map
56 named features inside the Savanna, IL — USGS historical 15-minute topo (1952) sheet, from the USGS Geographic Names Information System. Each one links to every map that shows it.
Peaks and ridges
Lakes, springs and falls
- Alligator Lake · lake
- Bards Lake · lake
- Big Keller Lake · lake
- Big Sieber Lake · lake
- Bowens Lake · lake
- Buffalo Lake · lake
- Cheek Slough · lake
- Dead Lake · lake
- Doc Wood Lake · lake
- Dysons Lake (historical) · lake
- Edick Lake · lake
- Fitzgerald Lake · reservoir
- Fitzgerald Lake · reservoir
- Horseshoe Lake · lake
- Israel Day Lake · lake
- Joe Day Lake · lake
- Little Keller Lake · lake
- Lower Brown Lake · lake
- Lower Sabula Lake · lake
- Lower Y Lake · lake
- Lundy Lake · lake
- Middle Sabula Lake · lake
- Millers Lake · lake
- Misquakee Lake · lake
and 12 more
Gaps, arches and other landforms
- Big Cook Island · island
- Big Soup Bone Island · island
- Boy Scout Islands · island
- Cook Island · island
- Dixie Islands · island
- Eldridge Island · island
- Hubbel Island · island
- Island 266 · island
- Island Number 259 · island
- Little Cook Island · island
- Little Soup Bone Island · island
- Mound Island · island
- Railroad Island · island
- Riprap Island · island
- Santa Fe Beach · beach
- Santa Fe Island · island
and 3 more
Elevations are the USGS 3DEP ground elevation at the named point, rounded; a summit's surveyed height can differ a little.
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Version history
Version 1 · Nov 5, 2026 · 8.7 MB