UMass Sesquicentennial

New surficial geologic maps of Massachusetts are now available

Since 2006, the USGS has been releasing compilations of updated surficial geology compilations for Massachusetts under OFR2006-1260 (

The two most recent ones produced are for the Connecticut Valley Region (Area G), available at and southeastern Massachusetts (Area F) available at

The The MGS maintains an index page for these compilations at:

Older, more detailed surficial geologic maps (GQs, etc...) for Massachusetts can be downloaded from the National Geologic Map Database ( and the USGS Publications Warehouse (


The MA Geological Survey
Department of Geosciences
269 Morrill Science Center
University of Massachusetts
611 North Pleasant Street
Amherst, MA 01003-9297

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