TY - DATA T1 - Well Inventory of the Ayer quadrangle, Massachusetts Y1 - 2006 A1 - Fernandez, M. A1 - Duncan, C. A1 - Stephen B Mabee KW - #MGSPub KW - #Subsurface KW - #WellInventory KW - arsenic KW - Ayer KW - boring KW - Boxborough KW - Devens KW - For Devens KW - Groton KW - groundwater KW - Harvard KW - LITTLETON KW - Shirley KW - subsurface KW - water resources KW - well AB - Well Inventories consist of ESRI ArcView Project files (*.apr), associated ESRI shapefiles and scanned boring logs compiled from several sources.   Each *. apr file displays borehole locations, information about the boring itself, and, where available, a scanned image of the boring log.  Be sure to read the "README.TXT" file before using this product. JF - Well Inventory PB - Massachusetts Geological Survey ER - TY - DATA T1 - Well Inventory of the Westford quadrangle, Massachusetts Y1 - 2009 A1 - Fernandez, M. KW - #MGSPub KW - #Subsurface KW - #WellInventory KW - Acton KW - borings KW - Boxborough KW - Carlisle KW - Chelmsford KW - Concord KW - Groton KW - groundwater KW - LITTLETON KW - subsurface KW - Tyngsborough KW - wells KW - Westford AB - Well Inventories of selected 7.5' quadrangles consist of ESRI ArcView Project files (*.apr), associated ESRI shapefiles and scanned boring logs compiled from several sources. Each *. apr file displays borehole locations, information about the boring itself, and, where available, a scanned image of the boring log. Be sure to read the "README.TXT" file before using this product. JF - Well Inventory PB - Massachusetts Geological Survey ER - TY - MAP T1 - Preliminary bedrock geologic map of the Ayer quadrangle, Massachusetts Y1 - 2006 A1 - Joseph P Kopera KW - #BedrockMaps KW - #MGSPub KW - arsenic KW - Ayer KW - ayer granite KW - Berwick formation KW - Boxborough KW - chelmsford granite KW - Clinton-Newbury Fault KW - Devens KW - Fort Devens KW - Groton KW - Harvard KW - Jahns KW - LITTLETON KW - Merrimack Terrane KW - mylonite KW - nashoba KW - Nashua Trough KW - Oakdale formation KW - Shepley's Hill Landfill KW - Shirley KW - tadmuck brook schist KW - Worcester Formation AB -

This preliminary version of the Bedrock Map of the Ayer Quadrangle (Kopera, 2006) has been removed pending the release of an updated version in the near future. The above version should be considered outdated. If you would like a copy of this map, please contact Joseph Kopera at jkopera[at]geo[dot]geo[dot] umass[dot]edu

JF - Open-File Report PB - Massachusetts Geological Survey UR - http://www.geo.umass.edu/stategeologist/ U2 -

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ER - TY - MAP T1 - Preliminary bedrock geologic map of the Orange 7.5' quadrangle, Massachusetts (including portions of the Millers Falls and Athol 7.5' quadrangles) Y1 - 2008 A1 - Robinson, P. A1 - Fernandez, M. KW - #BedrockMaps KW - #MGSPub KW - AMMONOOSUC KW - Athol KW - ATHOL FAULT KW - BEARS DEN FAULT KW - BEDROCK KW - BRONSON HILL KW - ERVING KW - GEOLOGIC MAP KW - GEOLOGY KW - LITTLETON KW - map KW - METAMORPHIC KW - MGS Publication KW - New Salem KW - Orange KW - PELHAM DOME KW - Petersham KW - Shutesbury KW - Warwick KW - Wendell AB - The culmination of over 50 years of mapping and geologic investigation by U-Mass professor Peter Robinson and his students, this map details the structure and stratigraphy of the Oliverean gneiss domes and the continuation of the Bronson Hill sequence south into central Massachusetts. JF - Open File Report PB - Massachusetts Geological Survey CY - Amherst, MA U2 -

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ER - TY - MAP T1 - Preliminary bedrock geologic map of the Westford quadrangle, Massachusetts Y1 - 2009 A1 - Joseph P Kopera A1 - D.C. Alvord A1 - Richard H Jahns A1 - M.E. Willard A1 - W.S. White KW - #BedrockMaps KW - #MGSPub KW - Acton KW - amphibolite KW - ayer granite KW - Berwick formation KW - Boxborough KW - calc-silicates KW - Carlisle KW - Chelmsford KW - chelmsford granite KW - Clinton-Newbury Fault KW - Concord KW - diorite KW - gneiss KW - Groton KW - LITTLETON KW - magnetite KW - marble KW - migmatite KW - Nashoba Formation KW - phyllonite KW - tadmuck brook schist KW - Tyngsborough KW - Westford AB - Bedrock Geologic Map contains brittle fracture data Mapping still in progress. For interim fracture database, please contact Joe Kopera JF - Open-File Report PB - Massachusetts Geological Survey U2 -

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ER - TY - MAP T1 - Preliminary fracture characterization map of the Ayer quadrangle, Massachusetts Y1 - 2006 A1 - Joseph P Kopera A1 - Stephen B Mabee A1 - Powers, D.C. KW - #FractureMaps KW - #MGSPub KW - Ayer KW - ayer granite KW - Boxborough KW - chelmsford granite KW - Devens KW - fault KW - Fort Devens KW - fracture KW - fracture trace KW - Groton KW - Harvard KW - hydrostructural domain KW - joint KW - lineament KW - LITTLETON KW - Shirley KW - water resources AB - This preliminary version of the Fracture Characterization Map of the Ayer Quadrangle (Kopera, 2006) has been removed pending the release of an updated version of the underlying bedrock geologic map in the near future. The above version should be considered outdated. If you would like a copy of the outdated map, please contact Joseph Kopera at jkopera[at]geo[dot]geo[dot]umass[dot]edu JF - Open-File Report PB - Massachusetts Geological Survey U2 -

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