Montana State Library 20030611 vector digital data Helena, Montana Montana State Library The former name of the data set on the NRIS web site was "cdivide" https://ftpgeoinfo.msl.mt.gov/Data/Spatial/NonMSDI/Shapefiles/ContDivide2003.zip Path of the Continental Divide through Montana. In Montana, the Continental Divide separates the watershed of the Columbia River from the watersheds of the Mississippi and Nelson Rivers. This data is based on 1:100,000 scale U.S. Geological Survey quadrangles. The layer is a series of 18 connected lines because the original data was in ESRI coverage format, which only supports 500 vertices per line feature. The path of the Continental Divide through Montana. 2003 publication date Complete -114.221907 -111.046791 49.074600 44.323485 ISO 19115 Topic Category location Continental Divide Montana None The Montana State Library provides this product/service for informational purposes only. The Library did not produce it for, nor is it suitable for legal, engineering, or surveying purposes. Consumers of this information should review or consult the primary data and information sources to ascertain the viability of the information for their purposes. The Library provides these data in good faith but does not represent or warrant its accuracy, adequacy, or completeness. In no event shall the Library be liable for any incorrect results or analysis; any direct, indirect, special, or consequential damages to any party; or any lost profits arising out of or in connection with the use or the inability to use the data or the services provided. The Library makes these data and services available as a convenience to the public, and for no other purpose. The Library reserves the right to change or revise published data and/or services at any time. Montana State Library mailing address

P.O. Box 201800

Helena Montana 59620-1800 406-444-5354 Montana Relay 711 406-444-0266 geoinfo@mt.gov https://ftpgeoinfo.msl.mt.gov/Documents/Maps/Thumbnails/20030611_569_thumb.jpg Thumbnail image of Continental Divide map https://ftpgeoinfo.msl.mt.gov/Documents/Maps/Individual/20030611_569_2003_contdivide.gif Continental Divide in Montana map The approximate horizontal accuracy of the base maps is 51 meters, assuming they meet National Map Accuracy Standards. U.S Natural Resources Conservation Service 2003 map Helena, MT Montana State Library http://nris.mt.gov/nsdi/nris/hd109.html 100000 The lines in the data set were selected from this source. Dissolve the hydrologic unit polygons based on the first two digits of their hydrologic unit codes. Delete lines that represent the state boundary. Generalize the lines with a tolerance of 10 meters. Edit the data to properly follow the Continental Divide between Mount Custer and the boundary with Canada. 20030611 Vector String 18 State Plane Coordinate System 1983 2500 45.000000 49.000000 -109.500000 44.250000 600000.000000 0.000000 meters North American Datum of 1983 Geodetic Reference System 80 6378137.000000 298.257222 Montana State Library mailing address

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Helena MT 59620-1800 406-444-5354 406-444-5354 Montana Relay 711 406-444-0266 geoinfo@mt.gov geoinfo@mt.gov Downloadable Data The Montana State Library provides this product/service for informational purposes only. The Library did not produce it for, nor is it suitable for legal, engineering, or surveying purposes. Consumers of this information should review or consult the primary data and information sources to ascertain the viability of the information for their purposes. The Library provides these data in good faith but does not represent or warrant its accuracy, adequacy, or completeness. In no event shall the Library be liable for any incorrect results or analysis; any direct, indirect, special, or consequential damages to any party; or any lost profits arising out of or in connection with the use or the inability to use the data or the services provided. The Library makes these data and services available as a convenience to the public, and for no other purpose. The Library reserves the right to change or revise published data and/or services at any time. ESRI Shapefile https://ftpgeoinfo.msl.mt.gov/Data/Spatial/NonMSDI/Shapefiles/ContDivide2003.zip 20140109 20130417 20040929 20030611 Montana State Library mailing address

P.O. Box 201800

Helena Montana 59620-1800 406-444-5354 Montana Relay 711 406-444-0266 geoinfo@mt.gov FGDC Content Standards for Digital Geospatial Metadata FGDC-STD-001-1998 {6F5F5AD5-BCD9-420F-BE55-8903049FF781}