M-Pesa
Pay your water bill anytime using M-Pesa Pay Bill.
Pay Bill Number: 880600
Customer Service
Pay Your Bill
Use any of the payment modes below to pay your GAWASCO water and sewer bill.
Modes of Payment
All customers should pay bills by the 10th day of each month. Use your account number when paying.
Post Office Bank
Pay through Post Office Bank at any branch countrywide.
Account: any branch countrywide
Cheques
Cheque payments are accepted at GAWASCO offices.
Include your account number on the cheque.
You can also query your bill using USSD code *873*067#.
Billing Inquiry
Questions about your bill? Submit the form below and our team will respond within 1 business day.