View source for Lake Elmo Airport

{{Use American English|date=March 2025}}
{{Use mdy dates|date=August 2022}}
{{Infobox airport 
| name         = Lake Elmo Airport
| nativename   = 
| nativename-a = 
| nativename-r = 
| image        = Lake Elmo Airport - Minnesota.jpg
| image-width  = 250
| caption      = 2006 USGS orthophoto
| IATA         = 
| ICAO         = 
| FAA          = 21D
| type         = Public
| owner        = 
| operator     = [[Metropolitan Airports Commission]]
| city-served  = St. Paul, Minnesota
| location     = [[Baytown Township, Washington County, Minnesota|Baytown Township, Washington County]], near <br> [[Lake Elmo, Minnesota]]
| elevation-f  = 932
| coordinates  = {{Coord|44|59|51|N|92|51|20|W|type:airport_region:US|display=inline,title}}
| website      =
| pushpin_map            = USA Minnesota#USA
| pushpin_relief         = yes
| pushpin_mapsize        = 250
| pushpin_map_caption    = Location of airport in Minnesota / United States
| pushpin_label          = '''21D'''
| pushpin_label_position = left
| r1-number    = 14/32
| r1-length-f  = 3,500
| r1-surface   = [[Asphalt concrete|Asphalt]]
| r2-number    = 4/22
| r2-length-f  = 2,496
| r2-surface   = Asphalt
| stat-year    = 
| stat1-header = Aircraft operations (2019)
| stat1-data   = 26,498
| stat2-header = Based aircraft (2022)
| stat2-data   = 169
| footnotes    = Source: [[Federal Aviation Administration]]<ref name="FAA">{{FAA-airport|ID=21D|use=PU|own=PU|site=27496.*A}}. Federal Aviation Administration. effective August 11, 2022.</ref><ref name="Airnav data">{{Cite web |url=https://www.airnav.com/airport/21D |title=21D – Lake Elmo Airport |website=airnav.com |publisher=AirNav |access-date=August 19, 2022}}</ref>
}}

'''Lake Elmo Airport''' {{Airport codes|||21D}} is a public [[airport]] located just outside the [[city]] of [[Lake Elmo, Minnesota|Lake Elmo]] in [[Washington County, Minnesota|Washington County]], [[Minnesota]], [[United States]], about 12 [[Mile|miles]]<ref name="MSP">[http://www.mspairport.com/Relievers/Lake_elmo/default.aspx MSP Reliever Airports: Lake Elmo Airport] {{webarchive|url=https://web.archive.org/web/20060317230310/http://www.mspairport.com/relievers/lake_elmo/default.aspx |date=March 17, 2006 }}</ref> east of the [[central business district]] of [[St. Paul, Minnesota|St. Paul]].  Although most airports in the United States use the same three-letter [[location identifier]] for the FAA and [[International Air Transport Association]] (IATA), this airport is assigned '''21D''' by the [[Federal Aviation Administration|FAA]] but has no designation from the IATA or ICAO. It is home to the [[Civil Air Patrol]] squadron [[NCR-MN-122]].<ref name="MSP"/>

It is included in the [[Federal Aviation Administration]] (FAA) [[National Plan of Integrated Airport Systems]] for 2021–2025 in which it is [[FAA airport categories|categorized]] as a regional [[general aviation]] facility.<ref name="NPIAS Airports">{{cite web |title=NPIAS Report 2021-2025 Appendix A |url=https://www.faa.gov/airports/planning_capacity/npias/current/media/NPIAS-2021-2025-Appendix-A.pdf |website=[[Federal Aviation Administration]] |access-date=August 19, 2022 |date=September 30, 2020 |page=57 }}</ref>

== History ==
During [[World War II]] the airfield was used by the [[United States Army Air Forces]].

In 2022, the airport opened a new runway 14/32 which is {{convert|3,500|ft|m|0}} long, it replaced an old runway which was {{convert|2,849|ft|m|0}} long.<ref>{{Cite web |title=Lake Elmo Airport Construction |url=https://metroairports.org/lake-elmo-airport-construction |access-date=August 19, 2022 |website=Metropolitan Airports Commission |language=en}}</ref>

== Facilities and aircraft ==
Lake Elmo covers an area of {{convert|640|acre|ha|0}} at an [[elevation]] of {{convert|932|ft|m|0}} above [[mean sea level]]. It has two [[Asphalt concrete|asphalt]] [[runway]]s; 14/32 is 3,500 by 75 feet {{Nowrap|(1,067 x 23 m)}},<ref>FAA NOTAM #07/021–RWY 14/32 CHANGED TO 3500FT X 75FT 2207202255-PERM</ref> and 4/22 is 2,496 by 75 feet {{Nowrap|(761 x 23 m)}}.<ref name="FAA" />

For the 12-month period ending July 31, 2019, the airport had 26,498 aircraft operations, an average of 73 per day: 95% [[general aviation]], 4% [[air taxi]], and 1% [[Military aviation|military]].
In August 2022, there were 169 aircraft based at this airport: 162 single-[[Aircraft engine|engine]], 4 multi-engine, and 3 [[helicopter]].<ref name="FAA" /><ref name="Airnav data" />

==Superfund Site==
The Lake Elmo Airport is connected to the contamination at the [[Baytown Township Ground Water Plume]] [[Superfund]] site.{{citation needed|date=January 2014}} The site is listed due to [[trichloroethylene]] contamination of a [[groundwater]] aquifer used for local drinking water supplies.

==See also==
* [[List of airports in Minnesota]]
* [[Minnesota World War II Army Airfields]]

== References ==
{{Reflist}}

== External links ==
*[http://www.epa.gov/reg5sfun/npl/minnesota/MND982425209.html Baytown Township Ground Water Plume EPA Factsheet]
*{{cite web |url= http://www.dot.state.mn.us/aero/avoffice/ops/airdir/pdf/stpaullakeelmo.pdf |title= Minnesota Airport Directory: Lake Elmo Airport |url-status= dead |archiveurl= https://web.archive.org/web/20060924022634/http://www.dot.state.mn.us/aero/avoffice/ops/airdir/pdf/stpaullakeelmo.pdf |archivedate= September 24, 2006 }}&nbsp;{{small|(333&nbsp;KB)}} <small></small>
{{US-airport-minor|21D}}
{{Airports in Minnesota}}
{{USAAF Training Bases World War II}}

[[Category:Airports in Minnesota]]
[[Category:Airfields of the United States Army Air Forces in Minnesota]]
[[Category:Transportation buildings and structures in Washington County, Minnesota]]
[[Category:Superfund sites in Minnesota]]