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Geographic Information Services
DEC custom data conversion services:
Digital Engineering Corporation provides a variety of custom data conversion services. Projects have ranged in size from parcel conversion for a single county to the update of USGS Quadrangles covering all National Forests west of the Mississippi River for the US Forest Service.Additionally, DEC provides customized conversion of GIS and other digital data as needed for Redistricting projects, Notification applications as well as other GIS "roll-out" efforts.
For additional information on DEC's custom data conversion services contact Digital Engineering Corporation at (410) 715-2300 or via email at info@digitalcorp.com
Links to data vendors and government sites:
Please note this list is evolving. As we work with new vendors, additional links will be added.
Digital Engineering Corporation assumes no responsibility for the quality of data provided by the vendors and agencies listed below.
ESRI This is the primary ESRI data page. It has a links to a number of good data sources. Some are free and can be downloaded over the internet.
ESRI Tiger 95 This site allows the free download of Tiger 95 data over the internet. Although you can get to this page from the main ESRI data page we thought the site was useful enough to have its own link from our site.
Tiger This is the main page for the Census Bureau's Tiger files. There are links to Tiger information, metadata etc.
USGS GeoDATA There is access to a lot of downloadable data from this page including DLGs and Elevation models.
EPA Enviromapper This site provides the ability to create maps online for display or email. Maps show geographic and demographic information in addition to various environmental feature.
Map Data Corporation This is a private company which specializes in providing GIS Data. Mostly Tiger related products.