As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 585, JFK-RDU (AIRTURN BACK TO JFK) G RSVR KO LVL ON TAKEOFF-ECAM-HYD PAGE SHOWED B SYS RSVR LO LVL.. R & R GREEN SYS EDP (1030EK) IAW AMM 29-11-51 UP TO SUBTASK 29-11-51-860-001-A. OPS+LEAK CHK IAW AMM 29-11-51-400-010-A FROM SUBTASK 29-11-51-860-040 TO COMPLETION OF AMM TASK. OPS CHKS OK.