GeoAccess Division

                                Geomatics Canada
                     Department of Natural Resources Canada

				   * * * * *


                          NATIONAL ATLAS DIGITAL DATA



	This directory contains 1:2 million scale National Atlas
	digital base map data for Canada. The data was produced by the
	GeoAccess Division, formerly the National Atlas Information
	Service (NAIS), of Geomatics Canada.



	GENERAL INFORMATION
	Scale:			1:2 000 000
	Data Format:		Autocad V12 dwg (.dwg)
	Data Type:		2D layered vector data
	Geographic Extent:	Canada
	Transfer Method:	ISO 9660 CD-ROM
				3.5" diskette (DOS)
				8 mm cassette (UNIX)

	Date:			Information current as of 1989-1992.

				Population categories determined from
				Statistics Canada 1986 Census data.

	LIABILITY
	The Government of Canada and the Department of Natural 
	Resources Canada assumes NO liability for any errors or
	ommisions in the digital data it provides to users.

	SOURCE
	Derived from National Topographic Series maps at a scale of
	1:250 000 and International Map of the World Series maps at a
	scale of 1:1 000 000. Other data such as transport and urban
	were usually taken from maps and statistical documents
	produced by Canadian governmental agencies.

	ACCURACY/PRECISION
	Co-ordinate Precision:	+/- 100 metres
	Co-ordinate Accuracy:	+/- 2 kilometres

	PROJECTION INFORMATION
	Projection:		unprojected - Geographical coordinates
                                (Latitude/Longitude)



	THEMATIC COVERAGES

	Note: Disregard any layers not listed below.
	      
	      Occasionally small errors may be encountered but should
	      not effect the quality of the data set.

	      If you discover any discrepancies we would appreciate it
	      if you would notify us so that we can amend our master 
	      files. Thank you.



       *prefix "sa"=Saskatchewan(province)
        suffix "g"=geographic coordinates only (no projection)

	File Name	Layer	Type/Description
	---------	-----	----------------
			*this is a complete list of layers - note that
			 not all layers will appear in every file.



	saboundg.dwg		LINE

			35	International boundaries
			36	Provincial & Territorial boundaries
			37	District boundaries
			38	Undemarcated boundaries
			39	Canada-Greenland(Kalaallit Nunaat)
			51	Land District boundaries
			52	County boundaries
			53	Principal Meridian
			54	Other meridians
			55	Baselines
			56	Township boundaries
			57	Range lines
			58	MRC (Municipal Regional Counties)
				(QUEBEC ONLY)

			61	Municipality limits 



	sabuag.dwg		LINE
 
                        97      Built-up area limits
 
                                POLY

			0	No built-up area (exclusions) 
                        97      Built-up area fill
 


	sacityg.dwg		LINE

			94	City limits (pop. 50 000 +)

				POLY

                        94      City limit fill




	sadamsg.dwg		LINE

			23	Dam symbol outline

				POLY

			23	Dam symbol fill



	sadraing.dwg		LINE

			10	Connector lines

			15	Coastline
			16	Lake shorelines
			17	Rivers
			19	Falls
			20	Rapids
			21	River shorelines
			35	International boundaries
			36	Provincial & Territorial boundaries

				POLY

			0	Polygon feature created by
				administrative boundaries enclosing
				water boundaries
			16	Lake water fill
			21	River water fill



	sainresg.dwg		LINE
 
                        41      Indian Reserve boundaries

                                POLY 

                        0	Indian Reserve exclusions
			41	Indian Reserve fill
 


	salandg.dwg		LINE

			35	International boundaries
			36	Provincial & Territorial boundaries

				POLY

			11	Provincial fill



	samiscg.dwg		POINT	

			23	Dam
			24	North Pole



	sanparkg.dwg		LINE

			40	National Park boundary

				POLY/FOREIGN

			40	National Park fill



	sapparkg.dwg		LINE

			50	Provincial  Park boundary

				POLY

			50	Provincial Park fill



	saprojg.dwg		LINE

			8	Projection lines (1 degree interval)
			9	Arctic Circle


	sarailg.dwg		LINE
 
                        80      Railways
 


	saroadg.dwg		LINE

			65	Dual/Divided highways
			66	Main roads
			67	Secondary roads
			68	Other roads
			74	Ferries
			75	Seasonal ferries



	satwng.dwg		POINT

			90	Place (pop. 0 - 499)
			91	Place (pop. 500 - 4 999)
			92	Place (pop. 5 000 - 24 999)
			93	Place (pop. 25 000 - 49 999)

			95	Federal capital
			96	Provincial/Territorial capital





				   * * * * *

	If you have any questions or comments regarding the content or
	quality of this data set or the availablity of other Digital
	Geographic products, please contact:



                            GeoAccess Division
                             Geomatics Canada
                         Rm 650-615 Booth Street
                              Ottawa, Ontario
                                 Canada
                                K1A  0E9


     			
           	              
		   Internet email: - info@geogratis.gc.ca
		   



	NOTICE:  The Data provided is protected under the Copyright
		 Act of Canada.

		 It is NOT for redistribution or resale.

		 Other restrictions may apply. In order to ensure that 
		 your intended usage conforms with the Copyright Act of
		 Canada and/or any other rules, regulations, etc. that
		 may be applicable, please contact us at the above
		 address.


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