Metropolitan Waterworks and Sewerage System
4th Floor, Adminsitration Building, MWSS Complex
489 Katipunan Road, Balara
Quezon City 1105

You may send your inquiries pertaining to water at our Customer Service unit (under MWSS Regulatory Office) at telephone no. (632) 435-8903, email address info@mwssro.org.ph

For water concerns specifically in the East Service Area (Quezon City [part], Manila [part], Marikina, Mandaluyong, Makati, Pasig, Pateros, San Juan, Taguig and Rizal Province [Angono, Antipolo, Baras, Binangonan, Cainta, Cardona, Jala-jala, Morong, Pililia, Rodriguez, San Mateo, Tanay, Taytay and Teresa]) please contact Manila Water hotline 1627 or email address info@manilawater.com.

For water concerns specifically in the West Service Area (Pasay, Caloocan, Las Piñas, Parañaque, Valenzuela, Muntinlupa, Manila except portions of San Andres and Sta. Ana, some parts of Makati and Quezon City, Malabon and Navotas -- all in Metro Manila; and Cavite City and the towns of Rosario, Imus, Noveleta, Bacoor and Kawit in Cavite province) please contact Maynilad Water hotline 1626 or email address customer.helpdesk@mayniladwater.com.ph.

MWSS Corporate Office

Telephone Nos. : (632) 922-3757 / (632) 922-2969 / (632) 920-5560
Fax : (632) 921-2887
Email : info@mwss.gov.ph