As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) IT WAS OBSERVED BY THE FLIGHT ATTENDANTS THAT A WATER LEAK WAS FOUND COMING FROM THE FWD GALLEY AREA. THE MANUAL SHUT-OFF VALVE WAS CLOSED BUT THE LEAK WAS STILL OBSERVED. THE AIRCRAFT RETURNED TO THE GATE AND A WATER LINE UNDER THE FWD GALLEY HAD BURST. THE LINE WAS REPLACED AND NO FURTHER INCIDENT DURING SUBSEQUENT FLIGHT.