As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EN ROUTE FROM TOL TO LAX, THE FLIGHT CREW NOTICED A DECLINE IN THE MAIN HYDRAULIC SYSTEM QUANTITY. THE FLIGHT CREW FOLLOWED COMPANY PROCEDURES AND CONTINUED TO LAX FOR AN UNEVENTFUL LANDING. MAINTENANCE INSPECTED THE AIRCRAFT LOCATING A RUPTURED HYDRAULIC PRESSURE LINE ON THE NUMBER THREE ENGINE DRIVEN HYDRAULIC PUMP. MAINTENANCE REPLACED THE HYDRAULIC LINE IN ACCORDANCE WITH THE MAINTENANCE MANUAL. THE AIRCRAFT WAS RETURNED TO SERVICE.