Nøklevann

{{Use dmy dates|date=January 2025}}

{{Infobox body of water

| name = Nøklevann

| image = Nøklevann - 2012-08-12 at 13-28-36.jpg

| caption = Nøklevann, seen from north

| image_bathymetry = Nøklevann.svg

| caption_bathymetry =

| location = Oslo, Norway

| coords = {{coord|59|52|31|N|10|52|37|E|region:NO-03_type:waterbody_source:kolossus-nowiki|display=title,inline}}

| type = Natural lake

|pushpin_map=Norway

| inflow =

| outflow = Ljanselva

| basin_countries = Norway

| area = {{convert|0.63|km2|abbr=on}}{{Cite web |url=http://www.miljolare.no/data/ut/omrade/?o_id=916&full=1 |title=Miljolare.no |access-date=30 September 2014 |archive-date=6 October 2014 |archive-url=https://web.archive.org/web/20141006094032/http://www.miljolare.no/data/ut/omrade/?o_id=916&full=1 |url-status=live }}

| depth =

| max-depth = {{convert|34|m|abbr=on}}

| volume =

| residence_time =

| shore =

| elevation = {{convert|163|m|abbr=on}}

| islands =

| cities =

| reference =

}}

File:Nøklevann dam 09-11-28.jpg at Rustadsaga.]]

Nøklevann is a lake in Østmarka in Oslo, Norway. It has a surface area of 0.8 km², and is 163 meters above sea level. The lake drains through Ljanselva to Bunnefjorden. It is a former drinking water supply for Oslo.{{cite encyclopedia |title=Nøklevann |encyclopedia=Store norske leksikon |editor-last=Godal |editor-first=Anne Marit |editor-link=Anne Marit Godal |publisher=Norsk nettleksikon |url=http://snl.no/N%C3%B8klevann |language=Norwegian |accessdate=21 November 2012 |archive-date=10 December 2015 |archive-url=https://web.archive.org/web/20151210041340/https://snl.no/N%C3%B8klevann |url-status=live }}