Backflow Compliance in Saint John

Saint John's industrial port economy and dense commercial core generate significant cross-connection risk, particularly in the oil refinery district, food processing operations, and historic downtown hospitality sector. Saint John Water enforces mandatory backflow prevention and annual testing for all commercial accounts as part of its cross-connection control program under the City's water utility bylaw.

Governing Authority

Water Authority
Saint John Water
Bylaw
City of Saint John Water & Sewerage Utility By-Law
Official Source
saintjohn.ca — By-laws
Testing Frequency
Annual
Reporting
Test results submitted directly to Saint John Water by certified tester

City of Saint John Water & Sewerage Utility By-Law — saintjohn.ca

Read the full New Brunswick backflow regulation overview →

Properties We Test in Saint John

  • Industrial facilities — RPZ assemblies for Severe-hazard process water and chemical connections at refinery and manufacturing sites
  • Food processing operations — RPZ assemblies on production water connections
  • Restaurants and hospitality — RPZ assemblies in the downtown and Kings Square commercial district
  • Medical offices — Severe-hazard RPZ assemblies required by Saint John Water and NPC 2020

Frequently Asked Questions — Saint John

Does Saint John Water require annual backflow testing?

Yes. Saint John Water mandates annual testing of all approved backflow prevention assemblies installed on commercial and industrial service connections. Test reports must be submitted to Saint John Water by a licensed tester.

What is the risk of non-compliance in Saint John?

Saint John Water may issue a notice of non-compliance and, in cases of continued failure to test or repair assemblies, can discontinue water service to the property until compliance is achieved.

Does Bates Plumbing service industrial properties in Saint John?

Yes. Bates Plumbing is experienced with the Severe-hazard assemblies common in industrial and food processing operations in Saint John, including RPZ assemblies required for chemical and process water connections.

Request a Backflow Testing Quote — Saint John

Response within one business day.