Annual Backflow Assembly Testing – Due June 1
Olympic Water & Sewer is required to ensure that all backflow assemblies connected to the water system are tested annually (WAC 246-290-490). A list of local Backflow Ass [...]
Notice of Annual Backflow Assembly Test Report Due
Dear Homeowner, It is time for the annual testing of your backflow assemblies. Olympic Water and Sewer Inc. (OWSI) is required by Washington Administrative Code (WAC 246-290 [...]
Notice of Annual Backflow Assembly Test Report Due
It is time for the annual testing of your backflow assemblies. Olympic Water and Sewer Inc. (OWSI) is required by Washington Administrative Code (WAC 246-290-490) to ensure t [...]
