Call +255 753 250 636 / +255 752 801 178 for Feedback  or Complains!

For any Complaints, Comments, Feedback you can report to our offices nearest to you or contact us through addresses below. All Complaints , Comments and feedback will be taken seriously and solved immediately.

For all Complaints, Comments and Feedbacks:-

Managing Director,
Chalinze Water Supply and Sanitation Authority,
P.O Box 120,

Email: This email address is being protected from spambots. You need JavaScript enabled to view it.

 Chalinze Water Supply and Sanitation Authority (CHALIWASA) has initiated Toll Free service to make easy communication with our customers. Report to us any issues like; if you do not have water, any water system damaged, bypass, leakages, see someone tampering with our facilities, or have any other water emergency, please call us:-

  • Wami Head Office (Toll Free Number) : 0800 750 003
  • Chalinze Branch Office (Toll Free Number): 0800 756 001
  • Customer care Hotline (Wami Head Office): +255 753 250 636 
  • Customer care Hotline (Chalinze Branch Office) +255 752 801 178

ote that: Call the numbers at working hours from 07:30 am to 04:30 pm, but for any emergency after working hours you can contact Distribution Officer via +255 757 732 911 or Technical Manager via +255 755 145 402 or Commercial Manager via +255 746 712 919.