In May, 45.8% of emergency responses to immediately life threatening (red) calls arrived within 8 minutes of patient location and chief complaint being established.
Ym mis Mai, cyrhaeddwyd 45.8% o’r ymatebion brys i alwadau (coch) lle mae bywyd yn y fantol o fewn 8 munud ar ôl pennu lleoliad y claf a’r brif gŵyn.