Request for AIS Waiver for 24-Inch Ductile Iron Pipe Flex Ring Fittings for Winston-Salem, North Carolina

The following waiver request has been received by EPA. The 15-day public comment period is closed. EPA is currently reviewing the waiver request.

• AIS Waiver Request for 24-Inch Ductile Iron Pipe Flex Ring Fittings for Winston-Salem, North Carolina (pdf) (3.2 MB)