Residents on Melwood Street in Polish Hill will have no water from 6 p.m. to midnight Wednesday.

The Pittsburgh Water and Sewer Authority will replace two water valves on Melwood during that time. Most other residents in Polish Hill will experience low water pressure and possible interruption of service.

In the event of a water or sewer emergency, residents should call PWSA at 412-255-2429 or 412-255-2409.