The Abra River, also called Lagben River, is the seventh largest

river system In geomorphology, drainage systems, also known as river systems, are the patterns formed by the streams, rivers, and lakes in a particular drainage basin. They are governed by the topography of land, whether a particular region is dominated by har ...

in the

Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...

in terms of watershed size. It has an estimated drainage area of and a length of from its source in the vicinity of

Mount Data Mount Data is a mountain located in the Cordillera Central mountain range rising to a height of in the north of Luzon Island, Philippines. It is about north of Baguio on the borders of the provinces of Benguet and Mountain Province along the ...

in Benguet province.

Geography

The Abra originates in the southern section of Mount Data. It descends westward to

Cervantes, Ilocos Sur Cervantes, officially the Municipality of Cervantes ( ilo, Ili ti Cervantes; fil, Bayan ng Cervantes), is a 4th class municipality in the province of Ilocos Sur, Philippines. According to the 2020 census, it has a population of 19,449 people. ...

, and flows into Abra. At a point near the municipality of

Dolores Dolores, Spanish for "pain; grief", most commonly refers to: * Our Lady of Sorrows or La Virgen María de los Dolores * Dolores (given name) Dolores may also refer to: Film * ''Dolores'' (2017 film), an American documentary by Peter Bratt * ' ...

, it is joined by the Tineg River, which originates in the uplands of Abra.

Crossings

This is listed from mouth to source. # Quirino Bridge (, Santa–Bantay boundary, Ilocos Sur) # Old Quirino (Banaoang) Bridge (

Santa Santa Claus, also known as Father Christmas, Saint Nicholas, Saint Nick, Kris Kringle, or simply Santa, is a legendary figure originating in Western Christian culture who is said to bring children gifts during the late evening and overnigh ...

–

Bantay Bantay, officially the Municipality of Bantay ( ilo, Ili ti Bantay; fil, Bayan ng Bantay), is a 3rd class municipality in the province of Ilocos Sur, Philippines. According to the 2020 census, it has a population of 37,118 people. It is situated ...

boundary, Ilocos Sur) # Calaba Bridge (Ilocos Norte–Abra Road,

Bangued Bangued, officially the Municipality of Bangued ( ilo, Ili ti Bangued; tgl, Bayan ng Bangued), is a 1st class municipality and capital of the province of Abra, Philippines. According to the 2020 census, it has a population of 50,382 people. ...

) # Don Mariano Marcos Bridge (Abra–Kalinga Road,

Tayum Tayum, officially the Municipality of Tayum ( ilo, Ili ti Tayum; tgl, Bayan ng Tayum), is a 5th class municipality in the province of Abra, Philippines. According to the 2020 census, it has a population of 14,869 people. Tayum is east of capit ...

–

boundary) # Sto. Tomas Bridge (

Manabo, Abra Manabo, officially the Municipality of Manabo ( ilo, Ili ti Manabo; tgl, Bayan ng Manabo), is a 5th class municipality in the province of Abra, Philippines. According to the 2020 census, it has a population of 11,611 people. Etymology The nam ...

) # Aluling Bridge (Tagudin–Cervantes–Sabangan Road (Cervantes) # Cervantes–Mankayan–Abatan Road (

)

References

External links

Rivers of the Philippines Landforms of Abra (province) Landforms of Ilocos Sur {{Philippines-river-stub