PROJCS["NAD83 / Massachusetts Mainland", GEOGCS["NAD83", DATUM["North_American_Datum_1983", SPHEROID["GRS 1980",6378137,298.257222101], EXTENSION["PROJ4_GRIDS","AB_CSRS.DAC"]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4269"]], PROJECTION["Lambert_Conformal_Conic_2SP"], PARAMETER["latitude_of_origin",41], PARAMETER["central_meridian",-71.5], PARAMETER["standard_parallel_1",42.6833333333333], PARAMETER["standard_parallel_2",41.7166666666667], PARAMETER["false_easting",200000], PARAMETER["false_northing",750000], UNIT["metre",1, AUTHORITY["EPSG","9001"]], AXIS["Easting",EAST], AXIS["Northing",NORTH], AUTHORITY["EPSG","26986"]]