Editing Basel (section)

=== Topography ===
[[File:MZA Chrischona4 retouched.jpg|thumb|Basel (in the upper left corner) as seen from Bettingen (television tower St. Chrischona) facing France]]
Basel has an area, {{as of|2009|lc=on}}, of {{convert|23.91|km2|sqmi|sp=us}}. Of this area, {{convert|0.95|km2|sqmi|abbr=on}} or 4.0% is used for agricultural purposes, while {{convert|0.88|km2|sqmi|abbr=on}} or 3.7% is forested. Of the rest of the land, {{convert|20.67|km2|sqmi|abbr=on}} or 86.4% is settled (buildings or roads), {{convert|1.45|km2|sqmi|abbr=on}} or 6.1% is either rivers or lakes.<ref name="BFS_land">{{Cite web |title=Swiss Federal Statistical Office-Land Use Statistics |url=http://www.bfs.admin.ch/bfs/portal/de/index/themen/02/03/blank/data/gemeindedaten.html |archive-url=https://web.archive.org/web/20240711063506/https://www.bfs.admin.ch/bfs/portal/de/index/themen/02/03/blank/data/gemeindedaten.html |archive-date=11 July 2024 |access-date=2025-05-20 |website=www.bfs.admin.ch |language=de}}</ref>

Of the built up area, industrial buildings made up 10.2% of the total area while housing and buildings made up 40.7% and transportation infrastructure made up 24.0%. Power and water infrastructure as well as other special developed areas made up 2.7% of the area while parks, green belts and sports fields made up 8.9%. Out of the forested land, all of the forested land area is covered with heavy forests. Of the agricultural land, 2.5% is used for growing crops and 1.3% is pastures. All the water in the municipality is flowing water.<ref name=BFS_land/>