Sarnia North, Ontario
|Tawas, MI||Port Austin, MI||Bruce County|
|Saginaw, MI||Sarnia North, Ontario||London North|
|Detroit, MI||Windsor||London South|
The Sarnia North, Ontario graticule is at latitude 43, longitude -82. It is comprised of about 50% water (Lake Huron), the northeast section of Michigan's thumb area (including the cities of Sandusky, Croswell and Lexington), and the extreme northern edge of Sarnia, Ontario. The majority of the land-mass of this graticule is farmland.