Editing Tagus (section)

{{short description|Longest river on the Iberian Peninsula}}
{{About|a river in the Iberian Peninsula|the ancient Thessalian title|Tagus (title)|the ghost town in North Dakota|Tagus, North Dakota}}
{{Infobox river
| name               = Tagus
| name_other         = {{native name|es|Tajo}}<br />{{native name|pt|Tejo}}
| name_etymology     = Vulgar Latin ''taliāre'', "to cut through"
| image              = Tagus River Panorama - Toledo, Spain - Dec 2006.jpg
| image_size         = 300
| image_caption      = View of Tagus River in [[Toledo, Spain]]
| map                = Tagus Watershed.jpg
| map_size           = 300
| map_caption        = Tagus River basin ([https://mghydro.com/watersheds/shared/9AA7ED.html Interactive map])
| mapframe           = yes
| mapframe-zoom      = 5
| subdivision_type1  = Country
| subdivision_name1  = [[Spain]], [[Portugal]]
| source1            = Fuente de García, [[Montes Universales]]
| source1_location   = [[Frías de Albarracín]], Spain
| source1_coordinates= {{Coord|40.321|-1.697|format=dms|display=i}}
| source1_elevation  = {{convert|1593|m|abbr=on}}
| mouth              = Estuary of the Tagus, [[Atlantic Ocean]]
| mouth_location     = [[Lisbon]], [[Portugal]]
| mouth_coordinates  = {{Coord|38.691|-9.171|format=dms|display=i}}
| mouth_elevation    = {{convert|0|m|abbr=on}}
| length             = {{convert|1007|km|mi|abbr=on}} 
| discharge1_avg     = {{convert|500|m3/s|cuft/s|abbr=on}}
| basin_size         = {{convert|80100|km2|abbr=on}}
| tributaries_left   = [[Guadiela]], [[Algodor River|Algodor]], [[Gévalo]], [[Ibor]], [[Almonte (river)|Almonte]], [[Salor River|Salor]], [[Sever (river)|Sever]]
| tributaries_right  = [[Gallo River|Gallo]], [[Jarama]], [[Guadarrama (river)|Guadarrama]], [[Alberche]], [[Tiétar (river)|Tiétar]], [[Alagón (river)|Alagón]], [[Zêzere River|Zêzere]]
| extra              = 
}}

The '''Tagus''' ({{IPAc-en|ˈ|t|eɪ|ɡ|ə|s}} {{respell|TAY|gəs}}; {{langx|es|Tajo}} {{IPA|es|ˈtaxo||Pronunciation of Tajo in Spanish.ogg}}; {{langx|pt|Tejo}} {{IPA|pt|ˈtɛʒu|}}) is the longest river in the [[Iberian Peninsula]]. The river rises in the [[Montes Universales]] between [[Province of Cuenca|Cuenca]] and [[Province of Teruel|Teruel]], in mid-eastern [[Spain]], flows {{convert|1007|km|mi|0|abbr=on}}, generally westward, and empties into the [[Atlantic Ocean]] in [[Lisbon]].<ref name="RNF">{{cite book |lang=en |last1=Riera Aragay |first1=Ana |last2=Sánchez |first2=Javier |date=15 March 2023 |orig-date=2022:GeoPlaneta |title=Guía de las Reservas Naturales Fluviales de la cuenca del Tajo |trans-title=Guía de las Reservas Naturales Fluviales de la cuenca del Tajo |publisher=GeoPlaneta |location=Madrid |isbn=9788408268888 |oclc=1376251354 |url=https://books.google.com/books?id=qNivEAAAQBAJ&pg=PT19}}</ref>