At Buɣerdan tezga-d deg unẓul n waɣir n Tizi Wezzu s wazal n 45 km, ma ɣef wasun Buɣni s wazal n 1 km, tesεa azal n 26,27 km2 deg tehri, teččur d iɣeẓran acku tenṭḍ ɣer udrar n Ğerğerr, tiddi 550m.