You searched for: Subject Groundwater Remove constraint Subject: Groundwater Place Massachusetts Remove constraint Place: Massachusetts
1998. This layer contains major marine water recharge areas for Cape Cod.
1997. This datalayer contains polygons representing Non-Potential Drinking Water Source Areas (NPDWSA) for Cape Cod, Martha's Vineyard, Nantucket, and th...
2003. The Public Water Supply (PWS) datalayer contains points representing the locations of Massachusetts public community surface and groundwater supply...
4. Principal Aquifers of the 48 Conterminous United States, Hawaii, Puerto Rico, and the U.S. Virgin Islands
2003. Geological Survey (U.S.). Water Resources Division. Wisconsin District. This polygon shapefile contains the shallowest principal aquifers of the conterminous United States, Hawaii, Puerto Rico, and the U.S. Virgin Islan... Geological Survey (U.S.).