The Aterno-Pescara (ancient ''Aternus'' from the

Greek Greek may refer to: Greece Anything of, from, or related to Greece, a country in Southern Europe: *Greeks, an ethnic group. *Greek language, a branch of the Indo-European language family. **Proto-Greek language, the assumed last common ancestor ...

''Aternos'', ''Άτερνος'') is a

river A river is a natural flowing watercourse, usually freshwater Fresh water or freshwater is any naturally occurring liquid or frozen water containing low concentrations of dissolved salts and other total dissolved solids. Although the ...

system in

Abruzzo , population_note = , population_blank1_title = , population_blank1 = , demographics_type1 = , demographics1_footnotes = , demographics1_title1 = , demographics1 ...

, eastern central

Italy Italy ( it, Italia ), officially the Italian Republic, ) or the Republic of Italy, is a country in Southern Europe. It is located in the middle of the Mediterranean Sea, and its territory largely coincides with the homonymous geographical ...

. The river is known as the Aterno near its source in the mountains, but takes the name Pescara, actually a tributary, nearer the city of

Pescara Pescara (; nap, label=Neapolitan language, Abruzzese, Pescàrë; nap, label=Neapolitan language, Pescarese, Piscàrë) is the capital city of the Province of Pescara, in the Abruzzo Regions of Italy, region of Italy. It is the most populated ci ...

and the

Adriatic Sea The Adriatic Sea () is a body of water separating the Italian Peninsula from the Balkans, Balkan Peninsula. The Adriatic is the northernmost arm of the Mediterranean Sea, extending from the Strait of Otranto (where it connects to the Ionian Sea) ...

. Having the greatest discharge basin of the rivers flowing into the Adriatic Sea south of the

Reno Reno ( ) is a city in the northwest section of the U.S. state of Nevada, along the Nevada-California border, about north from Lake Tahoe, known as "The Biggest Little City in the World". Known for its casino and tourism industry, Reno is the c ...

, the Aterno has its origin in the Monti della Laga, near Montereale and Lago di Campotosto in the

province of L'Aquila The Province of L'Aquila ( it, Provincia dell'Aquila) is the largest, most mountainous and least densely populated province of the Abruzzo region of Central Italy. It comprises about half the landmass of Abruzzo and occupies the western part of ...

. The river flows in a southeastern direction past

Pizzoli Pizzoli ( Aquilano: ') is a ''comune'' and town in the province of L'Aquila in the Abruzzo region of Italy. It is located in the Gran Sasso e Monti della Laga National Park The Gran Sasso and Monti della Laga National Park is a natural park locat ...

L'Aquila L'Aquila ( , ) is a city and ''comune'' in central Italy. It is the capital city of both the Abruzzo region and of the Province of L'Aquila. , it has a population of 70,967 inhabitants. Laid out within medieval walls on a hill in the wide vall ...

, Paganica, San Demetrio ne' Vestini, and Castelvecchio Subequo through the Appennino Abruzzese mountains. It subsequently flows until the Valle Peligna (or

Sulmona Sulmona ( nap, label= Abruzzese, Sulmóne; la, Sulmo; grc, Σουλμῶν, Soulmôn) is a city and ''comune'' of the province of L'Aquila in Abruzzo, Italy. It is located in the Valle Peligna, a plain once occupied by a lake that disappeared ...

plateau) near Raiano, where it curves northward and receives its main tributary, the Sagittario. Later, near

Popoli Popoli is a ''comune'' and town in the province of Pescara in the Abruzzo region of Italy. History Though the site has not revealed significant Roman presence it appears in a ninth-century document as ''borgo di Pagus Fabianus''. Its name in med ...

, it crosses the border into the

province of Pescara The province of Pescara ( it, provincia di Pescara; Abruzzese: ') is a province in the Abruzzo region of Italy. Its provincial capital is the city Pescara, which has a population of 119,483 inhabitants. As of 2017, it has a total population of ...

and joins with the short, but large volumed, Pescara, by which name it is thenceforth usually known. The river flows in a northeast direction past Tocco da Casauria and Torre de' Passeri before forming the border between the province of Pescara and the

province of Chieti The province of Chieti ( it, provincia di Chieti; Abruzzese: ') is a province in the Abruzzo region of Italy. Its provincial capital is the city Chieti, which has a population of 50,770 inhabitants. The province has a total population of 387,64 ...

for a short distance. It flows into the Adriatic Sea at the city of Pescara.

References

Adriatic Italian coast basins Rivers of the Province of L'Aquila Rivers of the Province of Chieti Rivers of the Province of Pescara Rivers of Italy {{Italy-river-stub