English: Manila Barangay Bureau, Office of the City Mayor of Manila beside the National Waterworks and Sewerage Authority (NAWASA 1955, building, Aroceros, Manila) Water supply and sanitation in the Philippines Manila Waterworks Authority, founded in 1878, became part of the National Waterworks and Sewerage Authority NAWASA when it was founded in 1955 later the Metropolitan Waterworks and Sewerage System to the Local Water Utilities Administration created by R.A. 3597 & 6234, Manila, now housing the Bulwagang Katarungan the Metropolitan Trial Courts and Regional Trial Courts, National Capital Judicial Region, NCJR, Supreme Court of the Philippines located in Legislative districts of Manila Barangays 659, 659-A, 663 and 663-A, Zone 71, District V, Ermita, Manila, City of Manila, along Central Terminal LRT Station of the Manila Light Rail Transit System SM City Manila Antonio Villegas (Aroceros) Street corner Natividad Lopez Street and San Marcelino Street Ermita, Manila, City of Manila.