An improved pet waterer is disclosed. The pet waterer has a tray for holding a fluid. Extending upwardly from tray is a container for dispensing fluid to the tray. The container has a base and one or more sidewalls extending from the base and having a top edge on the sidewalls. The top edge of the sidewall forms the opening in the container opposite the base. The container has a removable lid covering the opening in the container. The lid has an orifice for passing fluid from the container to the tray.