The Grand Isle Basin is technically not a sub-basin, rather it is a convenient term used to describe the hydrology (the flow of water) on the islands. It includes streams draining directly into Lake Champlain and the islands of Grand Isle, North Hero and Isle La Motte. The Grand Isle Basin Map [384 KB] shows the landforms in this basin.

Location: Quebec/Vermont

Area Drained: 60,253 acres (24,384 hectares)

Length of Main Stems:
No main stem. Streams drain directly into Lake Champlain.

Highest Elevation in Basin: 280 ft (85 m)

The LCBP's offices are centrally located between New York, Vermont and Quebec on Grand Isle (near the ferry landing). For more information about activities near you, visit the watersheds links below.

• Watersheds Pages (LCBP)