The Pescara, which receives the Aterno from the north-west and the Gizio from the south-east, is more important; and so is the Sangro.
Na vzhodu je nekaj manjših rek, ki se izlivajo v Jadransko morje, njihovi izviri pa so približno 20 km oddaljen: to so Potenza, Chienti, Tenna, Tronto, Tordino, Vomano in druge.