Editing Canadian County, Oklahoma (section)

==Geography==
According to the [[United States Census Bureau|U.S. Census Bureau]], the county has a total area of {{convert|906|sqmi}}, of which {{convert|897|sqmi}} is land and {{convert|9.0|sqmi}} (1.0%) is water.<ref name="GR1">{{cite web|url=http://www2.census.gov/geo/docs/maps-data/data/gazetteer/counties_list_40.txt|publisher=United States Census Bureau|access-date=February 18, 2015|date=August 22, 2012|title=2010 Census Gazettwhen?eer Files}}</ref> The county lies mostly within the Red Bed Plains, a subregion of the Osage Plains physiographic region. Its northwestern corner is in the Gypsum Hills. The county is drained by the [[North Canadian River]] and the [[Canadian River]], which both flow through the county from northwest to southeast.<ref name="EOHC-CanadianCo"/>

According to a study published by the Oklahoma Geological Survey, the North Canadian River drains about 40 percent of the county, the Canadian River drains about 32 percent, and the Cimarron River drains about 27 percent (mostly in the northeastern part of the county). About 1 percent of the county is drained by Sugar Creek, which empties into the [[Washita River]], itself a tributary of the [[Red River of the South|Red River]].<ref>Mogg, ''et al.'', p. 14.</ref>

The North Canadian River enters Canadian County near the northwest corner, flows generally southeast towards the middle of the county, then turns southward to leave the county about {{convert|8|miles|km}} north of the southeastern corner. The river length is about {{convert|76|miles}}. The elevation drops from {{convert|1420|feet|m}} at the entry to about {{convert|1200|feet|m}} at the exit. Its named tributaries are Sixmile Creek, Fourmile Creek, Purcell Creek, Shell Creek, and Mustang Creek.<ref>Mogg, ''et al.'', pp. 15-16.</ref>

The Canadian River enters the western border of the county about {{convert|11|miles|km}} north of the southwest corner at an elevation of {{convert|1370|feet|m}} and flows southeast about {{convert|16|miles|km}}, where it becomes the southern border of the county. Its course within the county is {{convert|45|miles|km}} long, and the elevation where it leaves the county is {{convert|1150|feet|m}}. Named tributaries include Dry Creek and Boggy Creek.<ref>Mogg, ''et al.'', pp. 17-18.</ref>

The Cimarron River does not flow through the county, but drains part of the northeastern area via its tributaries: Kingfisher, Dead Indian, Uncle John, Cottonwood, Soldier, and Deer creeks. The Washita River flows more than {{convert|20|miles|km}} south of the county, but drains about {{convert|5|mi2|km2}} in the southwest corner of Canadian County.<ref>Mogg, ''et al.'', p.18.</ref>

===Adjacent counties===
* [[Kingfisher County, Oklahoma|Kingfisher County]] (north)
* [[Logan County, Oklahoma|Logan County]] (northeast)
* [[Oklahoma County, Oklahoma|Oklahoma County]] (east)
* [[Cleveland County, Oklahoma|Cleveland County]] (southeast)
* [[Grady County, Oklahoma|Grady County]] (south)
* [[Caddo County, Oklahoma|Caddo County]] (southwest)
* [[Blaine County, Oklahoma|Blaine County]] (northwest)