| 词条 | Gann Valley, South Dakota |
| 释义 |
|name = Gann Valley |official_name = |settlement_type = Unincorporated community |nickname = |motto = |image_skyline = |imagesize = |image_caption = |image_flag = |image_seal = |pushpin_map = South Dakota#USA |pushpin_label_position = |pushpin_map_caption = Location within the state of South Dakota |pushpin_mapsize = |image_map = |map_caption = Location within Buffalo county |image_map1 = |mapsize1 = |map_caption1 = |subdivision_type = Country |subdivision_name = United States |subdivision_type1 = State |subdivision_name1 = South Dakota |subdivision_type2 = County |subdivision_name2 = Buffalo |government_footnotes = |government_type = |leader_title = |leader_name = |leader_title1 = |leader_name1 = |established_title = Founded |established_date = 1885 |unit_pref = Imperial |area_footnotes = |area_magnitude = |area_total_km2 = |area_land_km2 = |area_water_km2 = |population_as_of = 2010 |population_footnotes = [1] |population_total = 14 |population_density_km2 = auto |timezone = Central (CST) |utc_offset = -6 |timezone_DST = CDT |utc_offset_DST = -5 |elevation_footnotes = |elevation_ft = 1604 |coordinates = {{coord|44|2|0|N|98|59|15|W|region:US_type:city|display=inline,title}} |postal_code_type = ZIP codes |postal_code = 57341 |area_code = 605 |blank_name = |blank_info = |blank1_name = |blank1_info = |website = http://www.gannvalley.com/ |footnotes = }}Gann Valley is an unincorporated community in, and the county seat of, Buffalo County, South Dakota, United States.[2] The town had a population of 14 as of the 2010 census. It is the smallest unincorporated county seat in the United States.[3] The community was founded in 1885 by Herst Gann in a valley on Crow Creek just east of the Crow Creek Reservation.[4][5] Gann donated the courthouse in the community and A.L. Spencer donated 30 acres resulting in the community becoming the county seat. In 1886 the county seat was moved to Buffalo Center but was moved back to Gann in 1888.[6] Its ZIP code is 57341. The center of population of South Dakota is located in Gann Valley.[7] Gann Valley holds the record for the hottest temperature in South Dakota ({{convert|120|F|C}}).[8] ClimateThis climatic region is typified by large seasonal temperature differences, with warm to hot (and often humid) summers and cold (sometimes severely cold) winters. According to the Köppen Climate Classification system, Gann Valley has a humid continental climate, abbreviated "Dfa" on climate maps.[9] References1. ^{{cite web|title=2010 Census Redistricting Data (Public Law 94-171) Summary File |url=http://factfinder2.census.gov/faces/tableservices/jsf/pages/productview.xhtml?pid=DEC_10_PL_GCTPL2.ST13&prodType=table |work=American FactFinder |publisher=United States Census Bureau |accessdate=1 June 2012 |deadurl=yes |archiveurl=https://web.archive.org/web/20110721034521/http://factfinder2.census.gov/faces/tableservices/jsf/pages/productview.xhtml?pid=DEC_10_PL_GCTPL2.ST13&prodType=table |archivedate=21 July 2011 |df= }} {{Buffalo County, South Dakota}}2. ^{{cite web|url=http://www.naco.org/Counties/Pages/FindACounty.aspx |accessdate=2011-06-07 |title=Find a County |publisher=National Association of Counties |deadurl=yes |archiveurl=https://web.archive.org/web/20110531210815/http://www.naco.org/Counties/Pages/FindACounty.aspx |archivedate=2011-05-31 |df= }} 3. ^{{cite web|url=http://www.mitchellrepublic.com/content/smallest-county-seat-us-now-gann-valley|title=Smallest county seat in US now in Gann Valley|publisher=|accessdate=19 September 2018}} 4. ^{{cite web |url=http://www.travelinfomap.com/City_GannValley.html |title=Archived copy |accessdate=2013-07-27 |deadurl=yes |archiveurl=https://web.archive.org/web/20130914090958/http://www.travelinfomap.com/City_GannValley.html |archivedate=2013-09-14 |df= }} 5. ^{{cite book|author=Federal Writers' Project|title=South Dakota place-names, v.1-3|url=http://babel.hathitrust.org/cgi/pt?id=mdp.39015027015455;view=1up;seq=111|year=1940|publisher=University of South Dakota|page=38}} 6. ^{{cite web |url=http://truedakotan.com/news/gann-valley-turns-125-this-weekend/ |title=Archived copy |accessdate=2013-07-27 |deadurl=yes |archiveurl=https://archive.is/20130727202321/http://truedakotan.com/news/gann-valley-turns-125-this-weekend/ |archivedate=2013-07-27 |df= }} 7. ^{{cite web |title=Population and Population Centers by State - 2000 |publisher=United States Census Bureau |accessdate=2008-02-25 |url=https://www.census.gov/geo/www/cenpop/statecenters.txt |deadurl=yes |archiveurl=https://www.webcitation.org/6HZRQVgCU?url=http://www.census.gov/geo/www/cenpop/statecenters.txt |archivedate=2013-06-22 |df= }} 8. ^{{cite web | title = July, 2006 Record Heat | publisher = National Weather Service Weather Forecast Office | accessdate = 2012-10-23 | url = http://www.crh.noaa.gov/unr/?n=2006-07-recordheat}} 9. ^{{cite web|url=http://www.weatherbase.com/weather/weather-summary.php3?s=712393&cityname=Gann+Valley,+South+Dakota,+United+States+of+America&units=|title=Gann Valley, South Dakota Köppen Climate Classification (Weatherbase)|website=Weatherbase|accessdate=19 September 2018}} 5 : Unincorporated communities in Buffalo County, South Dakota|Unincorporated communities in South Dakota|County seats in South Dakota|Populated places established in 1885|1885 establishments in Dakota Territory |
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