Blood/Ncome River is situated between Nquthu and Vryheid in KwaZulu-Natal, South Africa. This river has its sources in the hills south-east of Utrecht; leaving the highlands it is joined by two important tributaries that originate in the Schurveberg, after which it flows meandering through a sandy plain. The Blood River is a tributary of the Buffalo River, which …Blood/Ncome River is situated between Nquthu and Vryheid in KwaZulu-Natal, South Africa. This river has its sources in the hills south-east of Utrecht; leaving the highlands it is joined by two important tributaries that originate in the Schurveberg, after which it flows meandering through a sandy plain. The Blood River is a tributary of the Buffalo River, which is a tributary of the Thukela River which it joins from the north-east.