Umiray–Angat Transbasin Project

Umiray–Angat Transbasin Project
Coordinates14°55′40″N 121°21′52″E / 14.92778°N 121.36444°E / 14.92778; 121.36444
BeginsUmiray River, General Nakar, Quezon
EndsMancua, Doña Remedios Trinidad, Bulacan
Maintained byMetropolitan Waterworks and Sewerage System
Characteristics
Total length13 km (8.1 mi)
Diameter4.30 meters (14.1 ft)
History
Construction start1995 (1995)
OpenedJune 2000 (2000-06)
Location
Interactive map of Umiray–Angat Transbasin Project

The Umiray–Angat Transbasin Project (UATP) is an expansion project of the Metropolitan Waterworks and Sewerage System (MWSS) for the supply of the Angat Dam reservoir. The 13-kilometer-long (8.1 mi) 4.30-meter (14.1 ft) diameter tunnel-aqueduct system diverts waters from the Umiray River east of the Angat Basin. 20–30% of the water that is consumed in Metro Manila and its outlying regions is supplied by the Umiray Basin.