As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DIVERTED DUE TO HYDRAULIC SYSTEM FAILURE, GREEN RESERVIOR LOW LEVEL ECAM WARNING. EMERGENCY DECLARED. LANDED WITHOUT INCIDENT. AIRCRAFT WAS GROUNDED. MAINTENANCE REPLACED THE NR 1 ENGINE HYDRAULIC PRESSURE SENSE LINE. SERVICED GREEN HYDRAULIC SYSTEM TO PROPER LEVEL AND ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK.