Great Loop Lock Reference
Reviewed planning reference for lock approach, communications, and float-plan preparation.
Chicago / Illinois Waterway
Marseilles, IL
Zoomed-in location for this Great Loop lock reference.
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Segment: Chicago / Illinois Waterway. Route status: core inland-river route from Great Lakes to Mississippi. USACE Illinois Waterway phone list; coordinates approximate; verify notices. Source: https://www.mvr.usace.army.mil/Missions/Navigation/Lock-and-Dam-Phone-Numbers/
Continue planning: Check Marine Weather, estimate your trip with the Boat Fuel Calculator, or review the Solo Boating Safety Guide.
