{{Short description|District in Dornogovi Province, Mongolia}} {{Infobox settlement | name = Dalanjargalan District | native_name = Даланжаргалан сум<br>{{lower|0.2em|{{MongolUnicode|ᠳᠠᠯᠠᠨᠵᠢᠷᠭᠠᠯᠠᠩ}}{{MongolUnicode|ᠰᠤᠮᠤ}}}} | native_name_lang = mn | settlement_type = [[Districts of Mongolia|District]] | nickname = | motto = | image_skyline = | imagesize = | image_caption = | image_flag = | flag_size = | image_seal = | seal_size = | image_shield = | shield_size = | image_blank_emblem = | blank_emblem_size = | image_map = | mapsize = | map_caption = | image_map1 = | mapsize1 = | map_caption1 = | pushpin_map = | pushpin_label_position = | subdivision_type = [[Countries of the world|Country]] | subdivision_name = [[Mongolia]] | subdivision_type1 = [[Provinces of Mongolia|Province]] | subdivision_name1 = [[Dornogovi Province]] | subdivision_type2 = | subdivision_name2 = | seat_type = | seat = | government_type = | leader_title = | leader_name = | leader_title1 = <!-- for places with, say, both a mayor and a city manager --> | leader_name1 = | established_title = | established_date = | area_magnitude = | unit_pref = <!--Enter: Imperial, if Imperial (metric) is desired--> | area_footnotes = | area_total_km2 = 4,045.90 | area_land_km2 = | area_water_km2 = | area_total_sq_mi = | area_land_sq_mi = | area_water_sq_mi = | area_water_percent = | area_urban_km2 = | area_urban_sq_mi = | area_metro_km2 = | area_metro_sq_mi = | population_as_of = | population_footnotes = | population_note = | population_total = | population_density_km2 = | population_density_sq_mi = | population_metro = | population_density_metro_km2 = | population_density_metro_sq_mi = | population_urban = | population_density_urban_km2 = | population_density_urban_mi2 = | timezone = UTC + 8 | utc_offset = +8 | latd = | latm = | lats = | latNS = | longd = | longm = | longs = | longEW = | elevation_footnotes = <!--for references: use <ref> </ref> tags--> | elevation_m = | elevation_ft = | postal_code_type = <!-- enter ZIP code, Postcode, Post code, Postal code... --> | postal_code = | area_code = | website = | footnotes = }} '''Dalanjargalan''' ({{langx|mn|Даланжаргалан}}, Seventy happiness also '''Ulaantolgoi''')) is a [[Sums of Mongolia|sum]] (district) of [[Dornogovi Province]] in south-eastern [[Mongolia]]. Sum center is Olon Ovoo railway station on [[Trans-Mongolian Railway]] ([[Ulan Bator]] - [[Beijing]]) line and abandoned Soviet air force base location. [[Eldev Coal Mine]] is 21 km N from sum center. In 2009, its population was 2,554.<ref name="statis2009">[http://www.statis.mn/portal/content_files/comppmedia/czip0x1568.rar Statistics office of Dornogovi Aimag/ Report 2009] {{webarchive|url=https://web.archive.org/web/20110722222141/http://www.statis.mn/portal/content_files/comppmedia/czip0x1568.rar|date=2011-07-22}}</ref>
==Geography== The district has a total area of 4,100 km<sup>2</sup>.<ref name="Ministry of Energy Mongolia, June 2021">{{cite web|last=ATKINS|date=June 2021|url=https://energy.gov.mn/uploads/files/Choir-Sainshand%20TL_ESIA%20Rpt%20V6_0%20(24062021).pdf|title=Mongolia: Choir-Sainshand Transmission Line|website=Ministry of Energy Mongolia|access-date=13 March 2025}}</ref>
==Administrative divisions== The district is divided into five [[bags of Mongolia|bags]], which are:<ref>{{cite web|url=https://www2.1212.mn/tablesdata1212.aspx?tbl_id=dt_nso_0300_004v5&ln=en|title=Resident Population in Mongolia, by Bag/Khoroo|website=Mongolian Statistical Information Service|access-date=28 February 2025}}</ref> * Bichigt * Eldev * Olon-Ovoo * Tsomog * Ungut
==Education== The district has a secondary school, primary school and kindergarten. The [[gross enrolment ratio]] for secondary school is 77.5% and for primary school is 92.4%.<ref name="Ministry of Energy Mongolia, June 2021"/>
== References == <references />
{{Districts of Dornogovi}} {{coord|45|55|12|N|109|03|55|E|display=title|region:MN_type:city_source:GNS-enwiki}}
[[Category:Dalanjargalan| ]]
{{Mongolia-geo-stub}}