Rochester, N.Y. - The water is back on at Unity's Saint Mary's Campus.
The water was off - Wednesday - because a domestic water line burst - causing the water to back up.
The water leaked into the psychiatric emergency department Tuesday night and the clean-up continues.
Three patients in the area had to be moved as a result.
A hospital spokeswoman said on Wednesday, there were about 550 staff members and 160 patients/residents on the campus.