Most rivers flow to the south, such as the unda river, petanu river, ayung river, pulukan river, loloan river, and others.
Tukad-tukad sane membah saking wana muah danu punika akehan nuju genah lor, kadi tukad unda, tukad petanu, tukad ayung, tukad pulukan, tukad loloan miwah sane lianan.