Where to Find Erie Canal Diagrams: Maps, Schematics, and Historical Plans

Visualizing Clinton's Ditch

The Erie Canal (584 km, 363 mi, 34 locks, 171 m elevation change) has been mapped since its 1825 opening. Today, multiple authoritative sources offer diagrams for education, research, and travel.

Primary Official Sources

• New York State Canal Corporation (canals.ny.gov) – Interactive GIS map, lock diagrams, navigation charts, mile-by-mile guide, PDF downloads.
• Erie Canalway National Heritage Corridor (eriecanalway.org) – Thematic maps (history, recreation, communities), educator resources.

Reference & Educational Platforms

• Wikipedia – Schematic route map, lock list, profile diagram (longitudinal section).
• Library of Congress – Digitized historic maps (1817 survey, 1825 completion, 1918 Barge Canal enlargement).
• New York Public Library Digital Collections – Bird’s-eye views, engineering plans, toll receipts.
• University repositories (Cornell, SUNY, Syracuse) – GIS layers, hydraulic models, cultural landscape studies.

Specialized Collections

• Erie Canal Museum (Syracuse) – Original engineering drawings, lock mechanism diagrams, boat plans.
• Chittenango Landing Canal Boat Museum – Dry dock and boat construction schematics.
• Local historical societies (Lockport, Brockport, Fairport, etc.) – Segment-specific maps, aqueduct plans.

Modern Navigation Apps

• ActiveCaptain, Navionics, Aqua Map – Crowdsourced + official chart overlays for boaters.
• CanalMap.org – Community-driven interactive map with points of interest.

What to Look For

• Profile view (elevation vs. distance) – shows locks, summits, pound lengths.
• Plan view – route, bridges, towns, access points.
• Lock cutaway – chamber, gates, valves, miter sill.
• Aqueduct cross-section – water trough, towpath, abutments.