- PM-ADM-GS-01 : Maintenance of UPIS
- PM-ADM-GS-02 : Issuance of Fuel, Oils, and Lubricant
- PM-ADM-GS-03 : Motor Vehicle Renewal of Registration
- PM-ADM-HRM-01 : Training
- PM-ADM-HRM-02 : Recruitment Process
- PM-ADM-MIS-01 : Preventive Maintenance of Printers
- PM-ADM-MIS-02 : Preventive Maintenance of Computers
- PM-ADM-MIS-03 : SMS Confirmation for Payment Bill/Mass Message
- PM-ADM-MNT-01 : Preventive Maintenance of Vehicles and Equipments
- PM-ADM-WHS-01 : Warehousing
- PM-ADM-WHS-02 : Inventory
- PM-ADM-WHS-03 : Storage of Disconnected Water Meter
- PM-ADM-WHS-04 : Releasing of Materials and Supplies during Non-working Days
- PM-BAC-01 : Procurement Process – Alternative Mode of Procurement (Small Value Procurement and Shopping)
- PM-BAC-02 : Procurement Process – Alternative Modes of Procurement (Direct Contracting)
- PM-BAC-03 : Procurement Process – Competitive Bidding
- PM-BAC-04 : Procurement Process – Negotiated Procurement (Emergency Cases)
- PC-COM-01 : Marketing (Revised)
- PM-COM-02 : Customer Service
- PM-COM-03 : Application for New Service Connection
- PM-COM-04 : Meter Reading and Billing
- PM-COM-05 : Disconnection
- PM-COM-06 : Monitoring of Revenue, Collection, and Receivable
- PM-EOD-01 : Bacteriological Testing (Revised)
- PM-EOM-02 : Customer Service
- PM-EOM-03 : Line Pressure Survey Procedure
- PM0EOM-04 : Physical-Chemical Test for Water (Revised)
- PM-EOM-05 : Production of Water
- PM-EOM-06 : Major Leak Repair Procedure
- PM-EOM-07 : Minor Leak Repair Procedure
- PM-EOM-08 : Water Treatment (Chlorine Gas)
- PM-EOM-09 : Preventive Maintenance of Pipelines
- PM-EOM-10 : Calibration
- PM-EOM-11 : Water Treatment (Chlorine Dioxide/Granular Chlorine)
- PM-EOM-12 : Water Line Flushing Procedure
- PM-EOM-13 : Proper Sampling and Handling of Water Procedure
- PM-EOM-14 : Sterilization of Sampling and Handling of Water Procedure
- PM-EOM-15 : Culture Media Preparation Procedure
- PM-EOM-16 : Sterilization of Used Media Procedure
- PM-EOM-17 : Multiple Fermentation of Technique Procedure
- PM-EOM-18 : Heterotrophic Plate Count Procedure
- PM-EOM-19 : Total Dissolved Solids
- PM-EOM-20 : pH Analysis
- PM-EOM-21 : Turbidity
- PM-EOM-22 : Color (apparent) Analysis
- PM-FIN-01 : Disbursements
- PM-FIN-02 : Budget Preparation
- PM-FIN-03 : Budget Implementation
- PM-FIN-04 : Cashiering
- PM-FIN-05 : Handling of Petty Cash
- PM-OGM-01 : Communication
Procedures Manual updated as of year 2021 PDF