On 19 June 2025, officials of the MWSS Regulatory Office (RO), led by Chief Regulator Patrick Lester N. Ty, paid a courtesy visit to the newly appointed Secretary of the Department of Environment and Natural Resources (DENR), Sec. Raphael P.M. Lotilla. Chief Regulator Ty was joined by Deputy Administrator for Technical Regulation (TRA-DA) Evelyn B. Agustin, Deputy Administrator continue reading : MWSS RO Officials pay courtesy visit to DENR Secretary

We are improving our ways to serve you. You may now reach MWSS Regulatory Office through our new contact numbers: (02) 7777-9000 / 0967-300-2348 Our lines are open from 8:00 AM to 5:00 PM, Monday to Friday, excluding holidays. Visit https://ro.mwss.gov.ph to know more about the agency. #SaveH2OwithMWSSRO #MWSSRODesludging101

On 10 June 2025, the MWSS Regulatory Office (RO), led by Chief Regulator Patrick Lester N. Ty, welcomed representatives from the IFC – International Finance Corporation for a courtesy visit. Their discussion focused on achieving sustainable growth in the water sector to empower communities. IFC is a member of the World Bank Group that fosters continue reading : MWSS RO, IFC share insights on sustainable water growth

On 10 June 2025, the MWSS Regulatory Office (RO), led by Chief Regulator Patrick Lester N. Ty, welcomed representatives from the IFC – International Finance Corporation for a courtesy visit. Their discussion focused on achieving sustainable growth in the water sector to empower communities. IFC is a member of the World Bank Group that fosters continue reading : MWSS RO, IFC share insights on sustainable water growth

The MWSS Regulatory Office (RO) wishes all remarkable dads and father figures a Happy Father’s Day. Thank you for the everyday moments and lifelong lessons. #HappyFathersDay #FathersDay2025