Editing Colma, California (section)

==Geography and geology==
According to the [[United States Census Bureau]], the town has a total area of {{convert|1.9|mi2|abbr=on}}, all land. The town's 17 cemeteries comprise approximately 73% of the town's land area.<ref name=Pogash /> It borders [[Daly City, California|Daly City]] (to the north and west, separated by [[Junipero Serra Boulevard]]), [[South San Francisco, California|South San Francisco]] (to the south, separated by Arlington, Mission, and Lawndale), and [[San Bruno Mountain State Park]] (to the east).<ref>{{cite web |url=https://www.colma.ca.gov/documents/colma-boundary-map/ |title=Colma Boundary Map |publisher=Town of Colma |date=December 4, 2020 |access-date=September 1, 2023}}</ref>

Colma is situated on the [[San Francisco Peninsula]] at the highest point of the [[Merced Valley]], a gap between [[San Bruno Mountain]] and the northernmost foothills of the [[Santa Cruz Mountains|Santa Cruz Mountain Range]].<ref>''Colma Cardroom Project, Environmental Impact Report'', Environmental Science Associates, prepared for the city of Colma (1993); [http://www.colma.ca.gov/index.php/forms-a-documents/newsroom-1/draft-eir-1/641-6-iv-b-geology-and-soils-1/file IV.B. "Geology and Soils"] {{Webarchive|url=https://web.archive.org/web/20150725072811/http://www.colma.ca.gov/index.php/forms-a-documents/newsroom-1/draft-eir-1/641-6-iv-b-geology-and-soils-1/file |date=July 25, 2015 }}.</ref><ref>''[http://www.mountainwatch.org/mountain-topography/ About the Mountain: Topography and Climate] {{Webarchive|url=https://web.archive.org/web/20150725070651/http://www.mountainwatch.org/mountain-topography/ |date=July 25, 2015 }}'', San Bruno Mountain Watch (nd).</ref> The foothills and eastern flanks of the range are composed largely of poorly consolidated [[Pliocene]]-[[Quaternary]] freshwater and shallow marine [[sediment]]s that include the Colma and Merced Formations, recent slope wash, ravine fill, [[colluvium]], and [[alluvium]]. These surficial deposits unconformably overlay the much older [[Jurassic]] to Cretaceous-aged Franciscan Assemblage. The [[Junipero Serra Landfill]], which closed in 1983 and extended approximately {{cvt|135|ft}} deep, was developed and reopened as the {{convert|260000|sqft|abbr=on}} mixed-use Metro Center.<ref>M.Papineau, B.George, J.Buxton et al., ''Environmental Impact Report for the Metro Center, Colma, California'', Earth Metrics report 10062, prepared for the city of Colma and the California State Clearinghouse (1989)</ref>

[[Colma Creek]] flows through the city as it makes its way from San Bruno Mountain to [[San Francisco Bay]].