Its southern boundary is the Luapula River which divides it from DR Congo .
The district lies roughly between the Chembe Ferry to Mansa road in the west and the Kapalala Ferry to Samfya road in the east .
Its southern boundary is the Luapula River which divides it from DR Congo and the district lies roughly between the Chembe Ferry to Mansa road in the west and the Kapalala Ferry to Samfya road in the east .