Certified Backflow Testers - Washington County

In New York State, individuals who test backflow prevention devices for the purpose of protecting the public water supply are required to hold a valid certification issued pursuant to 10 NYCRR Section 5-1.31. Below is a current list of New York State certified backflow prevention device testers. For more information on contacting any of these individuals, please contact your County Health Department or State District Office, or email the Bureau of Water Supply Protection.

City Name Certification Number Expiration
Cambridge Mark J. Rogers 10128 7/31/2025
Cambridge Timothy J. Jansen, Jr. 14070 9/30/2024
Cossayuna Shawn T. French 11141 4/30/2023
Hudson Falls Jonathan Lewis 13458 4/30/2023
Queensbury Henry Lafar 13348 1/31/2023
Queensbury Jason R. Sawn 8997 5/31/2024
Queensbury Timmie Thomas 13356 1/31/2023
Whitehall Kirk Trevellyan 14433 5/31/2025