MANILA, Philippines – Boracay Water, an operating unit of Manila Water Non-East Zone subsidiary Manila Water Philippine Ventures and a concessionaire of the Tourism Infrastructure and Enterprise Zone Authority (TIEZA), has achieved an Excellent performance rating in the Department of Health’s (DOH) CY 2025 Proficiency Testing Scheme for Water Microbiological Testing Laboratories. The recognition affirms the accuracy, reliability, and technical competence of Boracay Water’s laboratory in conducting drinking water quality analyses. The DOH–National Reference Laboratory conducts the annual proficiency testing to ensure that accredited drinking water laboratories nationwide consistently meet stringent standards in microbiological testing. Boracay Water successfully passed all […]... Keep on reading: Boracay Water excels in DOH microbiological performance test