Tjårdavatnet

{{Short description|Lake in Norway and Sweden}}

{{Infobox body of water

|name = {{native name list|tag1=no|name1=Tjårdavatnet|tag2=se|name2=Čoađgejávri}}

|native_name =

|native_name_lang =

|other_name =

|image =

|caption =

|image_bathymetry =

|alt_bathymetry =

|caption_bathymetry =

|image_map = {{Infobox mapframe|wikidata=yes|zoom=9|marker=natural}}

|caption_map = Interactive map of the lake

|coordinates = {{coord|68.1116|17.3635|region:NO_type:waterbody|display=inline,title}}

|location = Narvik, Nordland;
Gällivare, Norrbotten

|type =

|inflow =

|outflow =

|catchment =

|basin_countries = Norway; Sweden

|date-built =

|date-flooded =

|length = {{convert|3|km}}

|width = {{convert|1.5|km}}

|area = {{convert|3.63|km2|abbr=on}}
(3.5 km² in Norway)

|depth =

|max-depth =

|volume =

|residence_time =

|shore = {{convert|8.92|km}}

|elevation = {{convert|616|m}}

|frozen =

|islands =

|cities =

|reference = NVE{{cite web |title=Innsjødatabase |url=https://temakart.nve.no/link/?link=innsjodatabase |website=NVE.no |access-date=2024-08-23|language=no}}}}

{{native name|no|Tjårdavatnet}} or {{native name|se|Čoađgejávri}}{{cite web|url=https://stadnamn.kartverket.no/fakta/745736|title=Informasjon om stadnamn|website=Norgeskart|publisher=Kartverket|language=no|accessdate=2024-08-23}} is a lake that is located on the border of Norway and Sweden, about {{convert|15|km}} south of the village of Elvegård in Norway. The Norwegian side lies in Narvik Municipality in Nordland county and the Swedish side lies in Gällivare Municipality in Norrbotten County. The lake has an area of about {{convert|3.63|km2}}, with {{convert|3.5|km2}} being in Norway, the tiny remainder is in Sweden.{{cite web|url=http://www.yr.no/place/Norway/Nordland/Narvik/Tj%C3%A5rdavatnet/|title=Tjårdavatnet|publisher=yr.no|language=no |access-date=2012-05-25}}