Chennai Metro Water Complaint — 1916 and 1800-425-4369

CMWSSB (Chennai Metropolitan Water Supply and Sewerage Board), also called Chennai Metro Water, is responsible for water supply and sewerage services across Chennai city and its suburban areas including Tambaram, Avadi, Sholinganallur and other localities within the Chennai Metropolitan Area.
Common complaints include no water supply, low pressure, contaminated or discoloured water, pipeline burst or leakage, sewer overflow or blockage, water meter issues and water billing disputes.
To file a complaint, call 1916 (national water helpline, toll-free, 24/7) or the Chennai Metro Water toll-free number 1800-425-4369. Email info@chennaimetrowater.tn.gov.in with your Consumer Number (on your water bill), address with zone and district name, and a description of the problem. Online complaint registration is available at <a href="https://www.chennaimetrowater.tn.gov.in" target="_blank" rel="noopener noreferrer">chennaimetrowater.tn.gov.in</a>. Note the complaint reference number.
CMWSSB operates under the Government of Tamil Nadu. If CMWSSB does not resolve satisfactorily, escalate to the CMWSSB Grievance Redressal Cell, or file through <a href="https://pgportal.gov.in" target="_blank" rel="noopener noreferrer">CPGRAMS at pgportal.gov.in</a> under Government of Tamil Nadu. Consumer court complaints can be filed at <a href="https://edaakhil.nic.in" target="_blank" rel="noopener noreferrer">edaakhil.nic.in</a>.