02

Customer Care

Reach GAWASCO for billing support, connections, water quality concerns, and general enquiries across Garissa County.

  • Call customer service on +254 90303030 during office hours.
  • Visit us at Along Lamu Road, Opposite Law Courts.
  • Review our Customer Service Charter for response timelines and service standards.
03

Self-Service Portal

Check balances, query bills, and manage your account using GAWASCO self-service channels without visiting the office.

  • Query your bill anytime using USSD code *873*067#.
  • Use M-Pesa paybill and other authorized payment agents with your account number.
  • Submit billing enquiries online and receive a response within one business day.

Bill enquiry USSD

*873*067#

Dial from any mobile network to query your GAWASCO account balance and bill details.

04

Payments

Pay your GAWASCO water and sewer bill through M-Pesa, banks, agents, and other approved channels. Use your account number for every payment.

  • All customers should pay bills by the 10th day of each month.
  • Keep your payment receipt or M-Pesa confirmation message for reference.
  • Contact customer service if your payment is not reflected on your account.

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#.

05

Report a Complaint

Report billing disputes, service concerns, or account issues. GAWASCO will acknowledge your complaint and respond according to the Customer Service Charter.

  • Include your account number, service address, and a clear description of the issue.
  • Download the billing complaint form for formal disputes and meter reading concerns.
  • For urgent service interruptions, also call the customer service hotline.

Submit your complaint online and our team will respond according to the Customer Service Charter.






    06

    Frequently Asked Questions

    Quick answers to common questions about GAWASCO water and sewerage services, billing, and customer support.

    Visit GAWASCO offices at Along Lamu Road, Opposite Law Courts, pay via M-Pesa paybill, or use authorized payment agents. Contact customer service on +254 90303030 for your account number and payment options.

    07

    Tariff Calculator

    Estimate your monthly water bill based on household usage and current GAWASCO tariff guidelines.

    • Adjust showers, laundry, and other usage to see how habits affect your bill.
    • Results are estimates based on gazetted tariffs and typical consumption patterns.
    • Download the full tariffs schedule for commercial and institutional categories.
    3 people
    1
    8 min
    5
    4
    5
    1 hrs
    Daily Usage 0 gallons/day
    Monthly Usage 0 gallons/month
    Est. Monthly Bill KSh 0 based on gazetted GAWASCO tariffs
    Adjust the sliders to estimate your household water usage.

    Still need help?

    Call customer service or visit our office for account support, new connections, and billing assistance.

    Contact GAWASCO