The scale of destruction is vast and details are still emerging at this time but it is believed over 30,000 people have been killed and many thousands more injured.
Mae graddfa’r difrod yn enfawr, ac mae’r manylion yn dal i ddod i’r amlwg, ond mae’n glir bod nifer aruthrol wedi colli eu bywydau, wedi cael eu hanafu ac wedi gorfod gadael eu cartrefi.