Editing Geography of Puerto Rico (section)

===Rivers and lakes===
[[File:Río Piedras Watershed » Sub-watersheds.jpg|thumb|175px|Map of the [[Piedras River (San Juan, Puerto Rico)|Río Piedras]] [[Drainage basin|watershed]], also known as the San Juan Bay Estuary Watershed (2015), and ends in the [[San Juan Bay]]]]

Puerto Rico has lakes (none of them natural)<ref>[http://www.gobierno.pr/DRNA/ReservasNaturales/LagosRiosLagunas/Lagos/Lagos_I.htm Los Lagos de Puerto Rico] {{webarchive|url=https://web.archive.org/web/20041225032628/http://www.gobierno.pr/DRNA/ReservasNaturales/LagosRiosLagunas/Lagos/Lagos_I.htm |date=December 25, 2004 }} {{in lang|es}}</ref> and more than [[List of Puerto Rico rivers|50 rivers]]. Most of these rivers are born in the ''Cordillera Central'', Puerto Rico's principal mountain range located across the center of the island. The rivers in the north of the island are bigger and with higher flow capacity than those of the south. The south is thus drier and hotter than the north. These rivers make up 60 [[Drainage basin|watersheds]] throughout the island, where over 95% of the runoff goes back to sea. With a length of length of approximately 74 kilometres (46 mi) [[Río de la Plata (Puerto Rico)|La Plata River]] is the longest,<ref name="britannica">{{cite web |title=La Plata River |url=https://www.britannica.com/place/La-Plata-River |access-date=24 February 2019 |website=Encyclopaedia Britannica}}</ref><ref name="GNIS">{{Gnis|1612412}}</ref> while [[Río Grande de Loíza|Loíza]] is the largest by discharge volume with a hydrological basin of {{convert|289.9|sqmi|order=flip}}.<ref name=":0">{{Cite web |last=Puerto Rico Department of Natural and Environmental Resources |title=Cuenca del Río Grande de Loíza |url=http://drna.pr.gov/historico/oficinas/saux/secretaria-auxiliar-de-planificacion-integral/planagua/inventario-recursos-de-agua/cuencas-hidrograficas/Cuenca%20del%20Rio%20Grande%20de%20Loiza.pdf |access-date=2021-09-21 |website=drna.pr.gov}}</ref><ref name="DRNA_rivers">{{cite magazine |date=February 1, 2007 |title=Los Ríos |url=http://www.drna.gobierno.pr/biblioteca/publicaciones/hojas-de-nuestro-ambiente/13-LOS-RIOS-T.pdf |url-status=dead |archive-url=https://web.archive.org/web/20120401205148/http://www.drna.gobierno.pr/biblioteca/publicaciones/hojas-de-nuestro-ambiente/13-LOS%20RIOS%20T..pdf |archive-date=April 1, 2012 |access-date=February 22, 2019 |magazine=Hojas de Nuestro Ambiente |publisher=DRNA |location=Puerto Rico}}</ref>