Statewide Groundwater Studies: Compilation and assessment of existing datasets, 2010.
Town and Watershed Groundwater Studies provide groundwater data for sustainable use and protection of water supplies and to understand water and human health issues.
County Groundwater Resource Maps were produced at a scale of 1:100,000 based on the statewide analyses.
Ground Water Favorability Maps, 1:125,000 scale, 1966-1974 and Ground Water Availability Reports, 1972-1977
Also, see more geology projects, plus information and links to DEC programs at the Groundwater Studies page.