MassGIS 2003 Massachusetts Hydrography (1:100,000) (Polygons) (August 2000)
- This datalayer contains polygons representing Massachusetts ponds, lakes, reservoirs, and rivers. MassGIS has adapted and modified the U.S. Geological Survey 1:100,000 Hydrography Digital Line Graph (DLG) quadrangle files to produce two layers: Hydrography (1:100,000) Polygons - ponds and lakes, Hydrography (1:100,000) Arcs - streams and rivers.
- Bodies of water, Ponds, Lakes, Rivers, Hydrography, and Inland Waters
- Held by:
|Click object on map to see data values|