Tadayra n Ɛin Lḥemmam d tadayra deg tmurt n Lezzayer, tettiki deg twilayt n Tizi Wezzu. Ma d tajumma-ines tesɛa azal n 144,89 km². Tamanaɣt ines d tamdint n weṣqif n Ṭmana. Tadayra-a tebḍa ɣef 4 n tɣiwanin: At Bu YusefAṣqif n ṬmanaAt YeḥyaAqbil