The Umzimkulu River is a river

River

A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including...

 in South Africa

South Africa

The Republic of South Africa is a country in southern Africa. Located at the southern tip of Africa, it is divided into nine provinces, with of coastline on the Atlantic and Indian oceans...

. It rises in the Drakensberg

Drakensberg

The Drakensberg is the highest mountain range in Southern Africa, rising to in height. In Zulu, it is referred to as uKhahlamba , and in Sesotho as Maluti...

 mountains and flows southeast towards the Indian Ocean

Indian Ocean

The Indian Ocean is the third largest of the world's oceanic divisions, covering approximately 20% of the water on the Earth's surface. It is bounded on the north by the Indian Subcontinent and Arabian Peninsula ; on the west by eastern Africa; on the east by Indochina, the Sunda Islands, and...

, which it enters in Port Shepstone. Towns on the Umzimkulu include Underberg

Underberg, KwaZulu-Natal

Underberg is an administrative town in a dairy and cattle farming community in the Mzimkulu River valley of KwaZulu-Natal, South Africa. It is situated at the foot of the 1,904 m Hlogoma Peak in the foothills of the southern Drakensberg, KwaZulu-Natal. Underberg began in 1917 when the railway from...

 and Umzimkulu. In the past, it formed part of the border between Eastern Cape

Eastern Cape

The Eastern Cape is a province of South Africa. Its capital is Bhisho, but its two largest cities are Port Elizabeth and East London. It was formed in 1994 out of the "independent" Xhosa homelands of Transkei and Ciskei, together with the eastern portion of the Cape Province...

 and Kwazulu-Natal

KwaZulu-Natal

KwaZulu-Natal is a province of South Africa. Prior to 1994, the territory now known as KwaZulu-Natal was made up of the province of Natal and the homeland of KwaZulu....

.

In late February of every year, the river is host to one of South Africa's most popular canoe races, the Drak Challenge.