As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO DFW, FLIGHT CREW REPORTED THAT THEY LOST ALL WATER (POTABLE) APPROXIMATELY 25 MINUTES INTO THE FLIGHT, RESULTING IN NO FAUCETS OR TOILETS WERE OPERATIONAL. THE AIRCRAFT LANDED AT DFW WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND POTABLE WATER SERVICING NIPPLE CRACKED AND REPLACED IT PER AMM 30-72-52.