Request for AIS Waiver for Pressure and Vacuum Release Valves for Vista, California

The state withdrew this waiver request on the project’s behalf.

EPA identified manufacturers that indicated they could produce the specific valves in question in a reasonable timeframe. EPA received confirmation that the alternative would be suitable for the project.

• AIS Waiver Request for Pressure and Vacuum Release Valves for Vista, California (pdf) (1.41 MB)