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Maine Geological Survey, Open-File Map 98-72
Maine Geological Survey
Craig D. Neil, Daniel B. Locke, and William J. Nichols Jr, Hydrogeology and water quality of significant sand and gravel aquifers in parts of Hancock, Penobscot, and Piscataquis Counties, Maine
Significant Sand and Gravel Aquifer Maps (scale 1:24,000)
Neil, Craig D. (compiler), Locke, Daniel B. (mapper) , 1998, Significant sand and gravel aquifers in the Silver Lake quadrangle, Maine: Maine Geological Survey, Open-File Map 98-72, map, scale 1:24,000. Maine Geological Survey Maps. 1278. http://digitalmaine.com/mgs_maps/1278
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