Editing Todd County, South Dakota (section)

==Geography==
Todd County lies on the south line of South Dakota. Its south boundary line abuts the north boundary line of the state of [[Nebraska]]. Its terrain consists of semi-arid rolling hills, cut by gullies and drainages which flow to the northeast. The land is partially dedicated to agriculture, including [[center pivot irrigation]].<ref name="TCSD">{{Cite web |title=Todd County · South Dakota |url=https://www.google.com/maps/place/Todd+County,+SD/@43.2094456,-100.9170271,63826m/data=!3m1!1e3!4m5!3m4!1s0x8778ac06313e32d1:0xc6baaf0810c2f10!8m2!3d43.2115664!4d-100.7097867 |access-date=April 27, 2024 |website=Google Maps |language=en}}</ref> The terrain slopes to the northeast, and its highest point is near the SW corner, at {{convert|3,176|ft|m|abbr=on}} ASL.<ref name=TCASD/>

The eastern portion of South Dakota's counties (48 of 66) observe [[Central Time Zone|Central Time]]; the western counties (18 of 66) observe [[Mountain Time Zone|Mountain Time]]. Todd County is the westernmost of the SD counties to observe Central Time.<ref>{{Cite web|url=https://www.timebie.com/us/south_dakota.php|title=Time Zones Map in South Dakota, USA -- Timebie|website=www.timebie.com}}</ref>

Todd County has a total area of {{convert|1391|sqmi}}, of which {{convert|1389|sqmi}} is land and {{convert|2.3|sqmi}} (0.2%) is water.<ref>{{cite web|url=http://www2.census.gov/geo/docs/maps-data/data/gazetteer/counties_list_46.txt|publisher=United States Census Bureau|access-date=March 28, 2015|date=August 22, 2012|title=2010 Census Gazetteer Files}}</ref>

===Major highways===
* [[Image:US 18.svg|20px]] [[U.S. Route 18 in South Dakota|U.S. Highway 18]]
* [[Image:US 83.svg|20px]] [[U.S. Route 83 in South Dakota|U.S. Highway 83]]
* [[Image:SD 63.svg|20px]] [[South Dakota Highway 63]]

===Adjacent counties===
{{div col|colwidth=33em}}
* [[Mellette County, South Dakota|Mellette County]] - north
* [[Tripp County, South Dakota|Tripp County]] - east
* [[Cherry County, Nebraska]] - south (western half observes [[Mountain Time Zone|Mountain Time]])
* [[Keya Paha County, Nebraska]] - southeast<ref name=TCASD>{{Cite web |url=https://www.daftlogic.com/sandbox-google-maps-find-altitude.htm |title="Find an Altitude"  Google Maps (accessed February 4, 2019) |access-date=February 4, 2019 |archive-url=https://web.archive.org/web/20190521043409/https://www.daftlogic.com/sandbox-google-maps-find-altitude.htm |archive-date=May 21, 2019 |url-status=dead}}</ref>
* [[Bennett County, South Dakota|Bennett County]] - west (observes Mountain Time)
* [[Jackson County, South Dakota|Jackson County]] - northwest<ref name=TCSD/> (observes Mountain Time)
{{div col end}}

===Protected areas<ref name=TCSD/>===
* Hollow Horn Bear Village

===Lakes<ref name=TCSD/>===
* Antelope Lake
* He Dog Lake
* White Lake