Crown Registry and Geographic Base

About Us > BCGS Map Numbering System

bcgs index

The image to the right demonstrates how the 1:250,000 scale relates to the 1:20,000 scale in the BC Geographic System (BCGS) of mapping.

Once you know the 1:250,000 map sheet number to cover your area of interest, move your mouse over the map sheet number on the map of B.C. below and click to view the 1:20,000 BCGS index for that area. The individual indexes have been rendered as GIFs at 3000 x 3000 pixels (some indexes will take a while to load, depending on your internet connection).

The 1:20,000 map sheet number is located in the lower left corner of the map tile,
see example=>  BCGS Map Number (103J.060)

Use your browser Back button to return to this page.
(Note: 103B includes 102O; 103P includes 103O; 104B includes 104C:
104K includes 104L; 114P includes 114I)

1:250K Map Grid for British Columbia. Click on a map number to view the index showing the 1:20K map numbers.

Visit the BC Ministry of Environment Internet Mapping Sites page to find out more about public mapping sites.