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1. MassGIS 2000 Areas of Critical Environmental Concern (July 2000)

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2000. MassGIS (Office : Mass.). The Areas of Critical Environmental Concern (ACEC) datalayer shows the location of areas that have been designated ACECs by the Secretary of Enviro... Office of Geographic and Environmental Information (MassGIS).

4. MassGIS 2000 EPA Designated Sole Source Aquifers (May 1996)

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1996. Massachusetts. Executive Office of Environmental Affairs. The Sole Source Aquifer datalayer was compiled by the Department of Environmental Protection (DEP) Division of Water Supply (DWS). Seven Sole Sour... Office of Geographic and Environmental Information (MassGIS).

5. MassGIS 2000 Massachusetts Aquifers (Polygons) (March 1997)

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1997. Massachusetts. Executive Office of Environmental Affairs. MassGIS produced an aquifer datalayer composed of 20 individual panels, generally based on the boundaries of the major drainage basins. Areas of h... Office of Geographic and Environmental Information (MassGIS).

7. MassGIS 2000 Massachusetts Senate Legislative Districts (1993)

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1997. MassGIS (Office : Mass.). The Massachusetts State Senate Legislative Districts (1993) datalayer reflects the State Senate district boundaries as defined by Chapter 274 of th... Office of Geographic and Environmental Information (MassGIS).
1997. Massachusetts. Dept. of Environmental Management. The datalayer contains the majority of the facilities currently regulated under DEP's solid waste regulations (310 CMR 16.00 19.00). The 579 poly... Office of Geographic and Environmental Information (MassGIS).

9. MassGIS 2000 Massachusetts Town Boundaries (March 1991)

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1991. MassGIS (Office : Mass.). The political boundary datalayer is a 1:25,000 scale datalayer containing the boundaries of the 351 communities in Massachusetts. The seaward bound... Office of Geographic and Environmental Information (MassGIS).

13. MassGIS 2003 Massachusetts Drainage Sub-basins (Polygons) (March 2003)

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2003. MassGIS (Office : Mass.). This datalayers contains polygons representing Massachusetts drainage sub-basins (see also the Drainage Sub-basins (Arc) datalayer). MassGIS has p... Office of Geographic and Environmental Information (MassGIS).
2003. MassGIS (Office : Mass.). The MassGIS 1:25,000 Hydrography datalayer represents hydrographic (water-related) features, including surface water (lakes, ponds, reservoirs), we... Office of Geographic and Environmental Information (MassGIS).

16. MassGIS 2003 Massachusetts Land Use (January 2002)

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2002. MassGIS (Office : Mass.). The MassGIS Land Use datalayer has 37 land use classifications interpreted from 1:25,000 aerial photography. Coverage is complete statewide for 197... Office of Geographic and Environmental Information (MassGIS).

17. MassGIS 2003 Massachusetts Major Drainage Basins (Polygons) (March 2003)

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2003. MassGIS (Office : Mass.). This datalayer, produced by MassGIS, contains polygons representing the 28 major drainage basins of Massachusetts as defined by the USGS Water Reso... Office of Geographic and Environmental Information (MassGIS).

18. MassGIS 2003 Massachusetts Major Watersheds (Polygons) (June 2000)

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2000. MassGIS (Office : Mass.). This datalayer contains polygons representing Massachusetts watersheds (see also the Watersheds (Arcs) datalayer). MassGIS has produced a statew... Office of Geographic and Environmental Information (MassGIS).

20. MassGIS 2003 Massachusetts NHESP BioMap Core Habitat (July 2001)

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2001. MassGIS (Office : Mass.). Core Habitat is one of two datalayers resulting from the BioMap biodiversity mapping project (also see the NHESP BioMap Supporting Natural Landscap... Office of Geographic and Environmental Information (MassGIS).

24. MassGIS 2003 Massachusetts Ocean Mask Around New England

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2003. MassGIS (Office : Mass.). This datalayer contains a polygon feature representing an ocean mask for the coast of Massachusetts and surrounding New England coastline. It was ... Office of Geographic and Environmental Information (MassGIS).

25. MassGIS 2003 Massachusetts Orthophoto Wetlands (1:5,000) (February 2003)

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2003. MassGIS (Office : Mass.). This datalayer consists of polygons representing wetlands (marshes, bogs, swamps, etc.) in the state of Massachusetts. It is one of two datalayers... Office of Geographic and Environmental Information (MassGIS).

36. MassGIS 2003 Massachusetts Soils (Polygons) (December 2000)

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2000. MassGIS (Office : Mass.). This datalayer contains polygons representing soil survey areas for a portion of the state of Massachusetts (see also Soils (Arcs)). The soils dat... Office of Geographic and Environmental Information (MassGIS).