Performance for emergency response calls improved during the initial coronavirus period but since July 2020 has declined.
Roedd yr amseroedd aros canolrifol ar gyfer y ddau wasanaeth ar eu huchaf yn ystod cyfnod prysuraf y pandemig, ym mis Mehefin 2020, ond ers hynny mae’r amseroedd aros canolrifol wedi gostwng.