Maps, Data, Publications, and Resources
Bedrock geologic map of the Ayer 7.5’ quadrangle, Worcester and Middlesex Counties, Massachusetts. Open File Report
Bedrock Geologic Map of Massachusetts. USGS Unnumbered Series (1983). at <http://ngmdb.usgs.gov/Prodesc/proddesc_16357.htm>
Overcoming the momentum of anachronism; American geologic mapping in a twenty-first-century world. Special Paper - Geological Society of America 502, 103 - 125 (2013).
Monazite geochronology of the Proterozoic Ortega Quartzite; documenting the extent of 1.4 Ga tectonism in the Tusas Range and beyond. New Mexico Geology 24, 59 - 59 (2002).
Monazite geochronology of the Ortega Quartzite: documenting the extent of 1.4 Ga tectonism in northern New Mexico and across the orogen. Abstracts with Programs - Geological Society of America 34, 10 - 10 (2002).
Monazite geochronology of Proterozoic quartzites; a powerful tool for understanding reactivation of continental lithosphere in the Southwestern United States. Abstracts with Programs - Geological Society of America 34, 26 - 26 (2002).
Microprobe monazite geochronology; new refinements and new tectonic applications. Abstracts with Programs - Geological Society of America 35, 22 - 23 (2003).
A method of estimating bulk potential permeability in fractured-rock aquifers using field-derived fracture data and type curves. Hydrogeology Journal 21, 357 - 369 (2013).
A method of collecting and analyzing lineaments for regional-scale fractured-bedrock aquifer studies. Ground Water 32, 884 - 894 (1994).
Influence of rock fabric on fracture attribute distribution and implications for groundwater flow in the Nashoba Terrane, eastern Massachusetts. Journal of Structural Geology 30, 464 - 477 (2008).
Improving seismic hazard assessment in New England through the use of surficial geologic maps and expert analysis. Special Paper - Geological Society of America 493, 221 - 242 (2012).
Implications of anthropogenic river stage fluctuations on mass transport in a valley fill aquifer. Water Resources Research 45, @CitationW04427 - @CitationW04427 (2009).
A field study (Massachusetts, USA) of the factors controlling the depth of groundwater flow systems in crystalline fractured-rock terrain. Hydrogeology Journal 18, 1839 - 1854 (2010).
Factors influencing well productivity in glaciated metamorphic rocks. Ground Water 37, 88 - 97 (1999).
Correlation of lineaments to ground water inflows in a bedrock tunnel. Ground Water 40, 37 - 43 (2002).
Correlation of lineaments and bedrock fracture fabric; implications for regional fractured-bedrock aquifer studies, preliminary results from Georgetown, Maine. Ground Water Management 3, 283 - 297 (1990).
Comparison of three fracture sampling methods for layered rocks. International Journal of Rock Mechanics and Mining Sciences  47, 218 - 226 (2010).
Analyzing outcrop-scale fracture features to supplement investigations of bedrock aquifers. Hydrogeology Journal 5, 21 - 36 (1997).
The Rise and Fall of Lake Hitchcock - New England's Greatest Glacial Lake. (Earthview LLC, 2000). at <http://www.earthview.pair.com/publications.html>
The Rise and Fall of Lake Hitchcock - New England's Greatest Glacial Lake. (Earthview LLC., 2000). at <http://www.earthview.pair.com/publications.html>
45 minute video
The Flow of Time - 500 Million Years of Geohistory in the Connecticut River Valley. (Earthview LLC., 2000). at <http://www.earthview.pair.com/publications.html>
45 minute video
Well Inventory of the Westford quadrangle, Massachusetts. Well Inventory (2009).