<DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN>This is a seamless bare earth digital elevation model (DEM) created from </SPAN><A href="https://www.mass.gov/info-details/massgis-data-lidar-terrain-data"><SPAN>lidar terrain elevation data</SPAN></A><SPAN> the elevation above/below sea level in meters. MassGIS added a FEET field to the VAT (value attribute table) to store the elevation in feet as calculated by multiplying VALUE x 3.28084.</SPAN></P><P><SPAN>Dates of lidar data used in this DEM range from 2010-2015. The overlapping lidar projects were adjusted to the same projection and datum and then mosaicked, with the most recent data replacing any older data. Several very small gaps between the project areas were patched with older lidar data where necessary or with models from recent aerial photo acquisitions. See </SPAN><A href="https://www.mass.gov/doc/lidar-project-areas-original/download"><SPAN>https://www.mass.gov/doc/lidar-project-areas-original/download</SPAN></A><SPAN> for an index map.</SPAN></P><P><SPAN>This DEM is referenced to the </SPAN><SPAN>WGS_1984_Web_Mercator_Auxiliary_Sphere spatial reference.</SPAN></P></DIV></DIV></DIV>
<DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN>This is a seamless bare earth digital elevation model (DEM) created from </SPAN><A href="https://www.mass.gov/info-details/massgis-data-lidar-terrain-data"><SPAN>lidar terrain elevation data</SPAN></A><SPAN> the elevation above/below sea level in meters. MassGIS added a FEET field to the VAT (value attribute table) to store the elevation in feet as calculated by multiplying VALUE x 3.28084.</SPAN></P><P><SPAN>Dates of lidar data used in this DEM range from 2010-2015. The overlapping lidar projects were adjusted to the same projection and datum and then mosaicked, with the most recent data replacing any older data. Several very small gaps between the project areas were patched with older lidar data where necessary or with models from recent aerial photo acquisitions. See </SPAN><A href="https://www.mass.gov/doc/lidar-project-areas-original/download"><SPAN>https://www.mass.gov/doc/lidar-project-areas-original/download</SPAN></A><SPAN> for an index map.</SPAN></P><P><SPAN>This DEM is referenced to the </SPAN><SPAN>WGS_1984_Web_Mercator_Auxiliary_Sphere spatial reference.</SPAN></P></DIV></DIV></DIV>
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