Laboratory Services

Metropolitan Naga Water District Laboratory for Drinking Water Analysis is accredited by Center for Health Development Bicol for the following Services:

With Accreditation No: 05-003-2325-LW-1
Valid until: December 31, 2025

Regular Activities conducted by MNWD Laboratory:

Monthly Bacteriological Testing on:

1.  Distribution Lines
2.  Pumping Stations
3.  Spring Sources
4.  Other Water Districts
5.  Water Refilling Stations
6.  Food Establishments

Annual Physical and Chemical Testing on:

1.  Pumping Stations
2.  Spring Sources
3.  Observation Wells
4.  Rivers and Creeks

Certificate of Accreditation for Laboratory for Drinking Water Analysis


Manual for Collecting water Sample for Microbiological Examination