: Boil Water Credit Update - Based on a directive from the City Council a Boil Water Credit for water and sewer has been added to the Utility bills in the month of December 2024. Click 
The City of Laredo’s Backflow Prevention & Cross-Connection Control Program safeguards public drinking water and protects the health of our customers by maintaining a high level of cross-connection control and backflow prevention.
To protect the water system, backflow prevention assemblies (devices that prevent the backflow of water) are required for all connections that may present a potential source of contamination of the public water system.
If you’re a new tester, click the link below to create an account with SwiftComply, a third-party database.
New SwiftComply Account Click Here.
To become a registered backflow tester in Laredo, Texas, click the link below.
Register to be a Backflow Prevention Tester
Click on the link below to submit a Backflow Prevention Assembly Test & Maintenance Report after the SwiftComply account is created. Click Here for ExistingSwiftComply Accounts.
For more information please contact the Water Pollution Control division
You may call: (956) 721-2007
