The data were created in support of the MARIS Technical Center (MTC) framework data development effort. This data has been updated several times to increase accuracy and reliability of data. The 2015 updates represent federal delineations of the MS Gulf Coast boundary.
Original GIS polygon dataset derived from the 1990 Census Bureau's TIGER files. The original scale of the data is 1:100,000 and covers the entire state of Mississippi. Using coding from the TIGER files, this dataset includes only county boundaries.
2015 Metadata PDF Download