A wnaiff y Gweinidog ddatgan faint o gwynion a dderbyniwyd am y 12 gwasanaeth bws Traws Cymru ar wahân?
Wedi'i ateb gan Dirprwy Weinidog yr Economi a Thrafnidiaeth | Wedi'i ateb ar 18/11/2019
Between 1 November 2018 and 31 October 2019 we received 454 complaints about TrawsCymru services, broken down by service as follows:- T1 (47), T1C (48), T1S (7), T2 (53), T3 (33), T4 (69), T5 (39) T6 (39), T9 (98), T11 (6) and T14 (15).