The Maine Geological Survey provides the people and businesses of Maine with essential geologic information about the land where we live and work.
Note: Many state documents are offered in PDF format. To view PDF documents, you will need the free Adobe Reader. If you need assistance, view our Maine government PDF Help page or contact the contributing Maine State agency via the link on the left sidebar under “Links”.
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Reconnaissance surficial geology of the Cherryfield [15-minute] quadrangle, Maine
Harold W. Borns Jr and Bjorn Andersen
Maine Geological Survey, Open-File Map 82-2
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Reconnaissance surficial geology of the Ellsworth [15-minute] quadrangle, Maine
Harold W. Borns Jr and Bjorn Andersen
Maine Geological Survey, Open-File Map 82-3
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Reconnaissance surficial geology of the Gardner Lake [15-minute] quadrangle, Maine
Harold W. Borns Jr and Bjorn Andersen
Maine Geological Survey, Open-File Map 82-4
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Reconnaissance surficial geology of the Grand Lake Seboeis [15-minute] quadrangle, Maine
Andrew N. Genes and William A. Newman
Maine Geological Survey, Open-File Map 82-10
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Reconnaissance surficial geology of the Millinocket Lake [15-minute] quadrangle, Maine
Andrew N. Genes and William A. Newman
Maine Geological Survey, Open-File Map 82-11
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Reconnaissance surficial geology of the Mooseleuk Lake [15-minute] quadrangle, Maine
Andrew N. Genes
Maine Geological Survey, Open-File Map 82-9
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Reconnaissance surficial geology of the Oxbow [15-minute] quadrangle, Maine
Andrew N. Genes and William A. Newman
Maine Geological Survey, Open-File Map 82-12
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Reconnaissance surficial geology of the Schoodic [15-minute] quadrangle, Maine
Dabney W. Caldwell, Lindley S. Hanson, and Thomas V. Lowell
Maine Geological Survey, Open-File Map 82-6
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Reconnaissance surficial geology of the Tunk Lake [15-minute] quadrangle, Maine
Harold W. Borns Jr and Bjorn Andersen
Maine Geological Survey, Open-File Map 82-5
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Bedrock geology of the lower Androscoggin Valley-Casco Bay area, Maine
Arthur M. Hussey II
Maine Geological Survey, Open-File No. 81-29. Description of stratigraphy, intrusive rocks, structure, and metamorphism.
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Bedrock geology of the Machias, Columbia Falls, and Great Wass Island 15' quadrangles, Maine
Olcott Gates
Maine Geological Survey, Open-File Map 81-11
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Bedrock geology of the State of Maine portion of the Sherbrooke 2-degree quadrangle (1980) and transverse faults in the east central part of the Sherbrooke quadrangle (1981)
Gary M. Boone
Maine Geological Survey, Open-File 81-2. Contains 2 reports emphasizing structure of region.
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Gravity survey of the Passamaquoddy Bay and southern Penobscot Valley areas
Willy Lehmann Weng
Maine Geological, Survey Open-File 81-88. Includes Bouguer gravity map and map of gravity stations. Appendix contains latitude and longitude of stations, gravity in mgal, and Bouguer anomaly.
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Reconnaissance bedrock geology of the Bath and Small Point [15-minute] quadrangles, Maine
Arthur M. Hussey
Maine Geological Survey, Open-File No. 81-32
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Reconnaissance bedrock geology of the Casco Bay [15-minute] quadrangle, Maine
Arthur M. Hussey
Maine Geological Survey, Open-File Map 81-31
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Reconnaissance bedrock geology of the Freeport 15' quadrangle, Maine
Arthur M. Hussey
Maine Geological Survey, Open-File Map 81-30
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Reconnaissance bedrock geology of the northern part of the Buckfield [15-minute] quadrangle and adjoining Dixfield [15-minute] quadrangle
Kost A. Pankiwskyj
Maine Geological Survey, Open-File Map 81-45
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Reconnaissance bedrock geology of the Sherman, Mattawamkeag, and Millinocket 15' quadrangles, Maine
David C. Roy
Maine Geological Survey, Open-File Report 81-46
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Reconnaissance bedrock geology of the The Forks [15-minute] quadrangle, Maine
William Burroughs and Robert G. Marvinney
Maine Geological Survey, Open-File Map 81-10
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Reconnaissance bedrock geology of the Wesley [15-minute] quadrangle, Maine
David S. Westerman
Maine Geological Survey, Open-File Map 81-90
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Reconnaissance surficial geology of the Boyd Lake [15-minute] quadrangle, Maine
Harold W. Borns Jr, Dabney W. Caldwell, and Lindley S. Hanson
Maine Geological Survey, Open-File Map 81-5
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Reconnaissance surficial geology of the Bridgewater [15-minute] quadrangle, Maine
Thomas Brewer
Maine Geological Survey, Open-File Map 81-8
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Reconnaissance surficial geology of the Dover-Foxcroft [15-minute] quadrangle, Maine
Lindley S. Hanson and Dabney W. Caldwell
Maine Geological Survey, Open-File Map 81-17
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Reconnaissance surficial geology of the Eagle Lake [15-minute] quadrangle, Maine
Andrew N. Genes
Maine Geological Survey, Open-File Map 81-12
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Reconnaissance surficial geology of the Fort Kent [15-minute] quadrangle, Maine
Andrew N. Genes
Maine Geological Survey, Open-File Map 81-14