Mae lefelau uwchgyfeirio newydd Byrddau Iechyd eraill y GIG, yr ymddiriedolaethau a’r Awdurdodau Iechyd Arbennig yng Nghymru wedi'u datgan heddiw hefyd.
New escalation levels of the other NHS Health Boards, trusts and Special Health Authorities in Wales have also been set out today.