Teal Lake
Reservoir in Williamson County, Illinois · on the USGS Marion quadrangle
37.65282, -88.96885
Maps that show Teal Lake
Get them in the map app
Marion, IL
Detailed map of terrain, trails and roads
USGS topo, 2024

Marion, IL
Old map for history, not navigation
USGS historical 15-minute topo (1925)

Marion, IL
Old map for history, not navigation
USGS historical 15-minute topo (1940)

Mississippi Bluffs District Motor Vehicle Use Map (MVUM)
Forest roads and trails open to vehicles
Shawnee National Forest

Hidden Springs District Motor Vehicle Use Map (MVUM)
Forest roads and trails open to vehicles
Shawnee National Forest

Network to Freedom Brochure Map - National Underground Railroad Network to Freedom Program
National Park Service Maps · National Underground Railroad Network to Freedom Program

U.S. Fish and Wildlife Service Alligator Snapping Turtle Range (2024)
Fish & Wildlife Service Refuge Maps

Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)

IFR Enroute Low Altitude Chart L-16 (U.S.)
FAA, 2026-10-29

IFR Enroute High Altitude Chart H-05 (U.S.)
FAA, 2026-10-29
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).