Rift Valley Province, Kenya
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Rift Valley Province () of
Kenya Kenya, officially the Republic of Kenya, is a country located in East Africa. With an estimated population of more than 52.4 million as of mid-2024, Kenya is the 27th-most-populous country in the world and the 7th most populous in Africa. ...
, bordering
Uganda Uganda, officially the Republic of Uganda, is a landlocked country in East Africa. It is bordered to the east by Kenya, to the north by South Sudan, to the west by the Democratic Republic of the Congo, to the south-west by Rwanda, and to the ...
, was one of Kenya's eight
provinces A province is an administrative division within a country or state. The term derives from the ancient Roman , which was the major territorial and administrative unit of the Roman Empire's territorial possessions outside Italy. The term ''provi ...
, before the 2013 Kenyan general election. Rift Valley Province was the largest and one of the most economically important provinces in
Kenya Kenya, officially the Republic of Kenya, is a country located in East Africa. With an estimated population of more than 52.4 million as of mid-2024, Kenya is the 27th-most-populous country in the world and the 7th most populous in Africa. ...
. It was dominated by the
Kenya Rift Valley The Great Rift Valley is part of an intra-continental ridge system that runs through Kenya from north to south. It is part of the Gregory Rift, the eastern branch of the East African Rift, which starts in Tanzania Tanzania, officially the ...
which passes through it and gave the province its name. According to the 2009 Census, the former province covered an area of and would have had a population of 10,006,805, making it the largest and most populous province in the country. The bulk of the provincial population inhabited a strip between former
Nairobi Nairobi is the Capital city, capital and largest city of Kenya. The city lies in the south-central part of Kenya, at an elevation of . The name is derived from the Maasai language, Maasai phrase , which translates to 'place of cool waters', a ...
and
Nyanza Province Nyanza Province (; ) was one of Kenya's eight administrative provinces before the formation of the 47 counties under the 2010 constitution. Six counties were organised in the area of the former province. The region is located in the southwes ...
. The capital was the town of
Nakuru Nakuru (nicknamed Nax) is a city in the Rift Valley region of Kenya. It is the capital of Nakuru County, and it is the fourth largest city in Kenya and the largest in the Rift Valley region. As of 2019, Nakuru had an urban population of 570, ...
.


Counties

As of March 2013 after the
Kenyan general election, 2013 General elections were held in Kenya on 4 March 2013. Voters elected the President, members of the National Assembly and newly formed Senate. Also elected include governors, county women representatives and members of county assembly, (MCAs). T ...
, the Province was partitioned into counties and Rift Valley Province was dissolved.


Geography

The Great Rift Valley runs south through Kenya from
Lake Turkana Lake Turkana () is a saline lake in the Kenyan Rift Valley, in northern Kenya, with its far northern end crossing into Ethiopia. It is the world's largest permanent desert lake and the world's largest alkaline lake. By volume it is the world ...
in the north and has several unique geographical features, including the Elgeyo escarpment which is a popular tourist attraction. Apart from the Rift Valley itself, the area has other important geographic features such as: the extinct volcanoes Mount Longonot and
Mount Suswa Mount Suswa is a shield volcano in the Great Rift Valley, Kenya. It is located between Narok and Nairobi, the capital of Kenya. The northwestern part of Mount Suswa is in Narok County, while the eastern and southern parts are in Kajiado Count ...
and
Lake Baringo Lake Baringo is, after Lake Turkana, the most northern of the Kenyan Rift Valley lakes, with a surface area of and an elevation of . The lake is fed by several rivers: the Molo River, Molo, Perkerra River, Perkerra and Ol Arabel. It has no obvio ...
,
Lake Bogoria Lake Bogoria (formerly Lake Hannington) is a saline, alkaline lake that lies in a volcanic region in a half-graben basin south of Lake Baringo, Kenya, a little north of the equator. Lake Bogoria, like Lake Nakuru, Lake Elementeita, and Lake Ma ...
,
Lake Magadi Lake Magadi is the southernmost lake in the Kenyan Rift Valley, lying in a catchment of faulted volcanic rocks, north of Tanzania's Lake Natron. During the dry season, it is 80% covered by soda and is known for its wading birds, including f ...
,
Lake Nakuru Lake Nakuru is one of the Rift Valley lakes, located at an elevation of above sea level. It lies to the south of Nakuru, in the rift valley of Kenya and is protected by Lake Nakuru National Park. About 10,000 years ago, Lake Nakuru, together wi ...
,
Lake Naivasha Lake Naivasha is a freshwater lake in Kenya, outside the town of Naivasha in Nakuru County, which lies north west of Nairobi. It is situated in the Great Rift Valley. The name derives from the local Maasai name ''ɛnaɨpɔ́sha '', meaning ...
, the
Suguta Valley The Suguta Valley, also known as the Suguta Mud Flats, is an arid part of the Great Rift Valley in Kenya (Africa), directly south of Lake Turkana. Location The Suguta valley today is one of the driest parts of Kenya, with annual rainfall below ...
, and
Lake Turkana Lake Turkana () is a saline lake in the Kenyan Rift Valley, in northern Kenya, with its far northern end crossing into Ethiopia. It is the world's largest permanent desert lake and the world's largest alkaline lake. By volume it is the world ...
.


Geology

A large part of Kenya is underlain by
Precambrian The Precambrian ( ; or pre-Cambrian, sometimes abbreviated pC, or Cryptozoic) is the earliest part of Earth's history, set before the current Phanerozoic Eon. The Precambrian is so named because it preceded the Cambrian, the first period of t ...
basement, while the Kenya rift basin (a typical extensional basin) hosts
Tertiary Tertiary (from Latin, meaning 'third' or 'of the third degree/order..') may refer to: * Tertiary period, an obsolete geologic period spanning from 66 to 2.6 million years ago * Tertiary (chemistry), a term describing bonding patterns in organic ch ...
volcanics Volcanic rocks (often shortened to volcanics in scientific contexts) are rocks formed from lava erupted from a volcano. Like all rock types, the concept of volcanic rock is artificial, and in nature volcanic rocks grade into hypabyssal and met ...
that cover
Mesozoic The Mesozoic Era is the Era (geology), era of Earth's Geologic time scale, geological history, lasting from about , comprising the Triassic, Jurassic and Cretaceous Period (geology), Periods. It is characterized by the dominance of archosaurian r ...
sediments (Recently these sediments have been considered for oil exploration). The
sedimentary basin Sedimentary basins are region-scale depressions of the Earth's crust where subsidence has occurred and a thick sequence of sediments have accumulated to form a large three-dimensional body of sedimentary rock They form when long-term subsidence ...
s evolved along the
Anza trough The Anza trough is a rift in Kenya that was formed in the Jurassic Period of the Mesozoic Era. The trough runs inland from the coast in the northwest direction. The trough is an isolated graben originating from the uprising mantle-plume rift form ...
during the Late
Paleozoic The Paleozoic ( , , ; or Palaeozoic) Era is the first of three Era (geology), geological eras of the Phanerozoic Eon. Beginning 538.8 million years ago (Ma), it succeeds the Neoproterozoic (the last era of the Proterozoic Eon) and ends 251.9 Ma a ...
to Early Tertiary times through extension tectonics during the major
Gondwana Gondwana ( ; ) was a large landmass, sometimes referred to as a supercontinent. The remnants of Gondwana make up around two-thirds of today's continental area, including South America, Africa, Antarctica, Australia (continent), Australia, Zea ...
land breakup. In the
Miocene The Miocene ( ) is the first epoch (geology), geological epoch of the Neogene Period and extends from about (Ma). The Miocene was named by Scottish geologist Charles Lyell; the name comes from the Greek words (', "less") and (', "new") and mea ...
Period, the region underwent intermittent uplift and subsidence along major boundary faults accompanied by a large outpouring of lava flows. The Anza trough intersects the modern rift valley in the area of Lake Turkana. Rifting still continues today; primarily in the north, where active volcanoes are more plentiful.


Economy

The highlands provide adequate rainfall for farming and agriculture which is the economic base of the residents of the Rift Valley.
Tea Tea is an aromatic beverage prepared by pouring hot or boiling water over cured or fresh leaves of '' Camellia sinensis'', an evergreen shrub native to East Asia which probably originated in the borderlands of south-western China and nor ...
from the highlands in the Kericho district enjoys a worldwide reputation, but
horticulture Horticulture (from ) is the art and science of growing fruits, vegetables, flowers, trees, shrubs and ornamental plants. Horticulture is commonly associated with the more professional and technical aspects of plant cultivation on a smaller and mo ...
is an important part of the district's economy and cattle raising is also practised to a large extent. The full economic potential of the Rift Valley region is, however, far from fully exploited, though the current growth in population and improved education may change this in a near future. People in the province are still mostly rural, but
urbanisation Urbanization (or urbanisation in British English) is the population shift from rural to urban areas, the corresponding decrease in the proportion of people living in rural areas, and the ways in which societies adapt to this change. It can also ...
is gradually increasing; new cities and towns contain the rural-urban migration and, provided the right policies are instituted, the Rift Valley province will be able to emerge as a national economic and cultural hub.


Ethnicity

The Rift Valley is home to various communities. The people of the Rift Valley are a mesh work of different ethnic identities, and the
Kalenjin Kalenjin may refer to: * Kalenjin people of Kenya ** Elgeyo people (Keiyo people) ** Kipsigis people ** Marakwet people ** Nandi people ** Pokot people ** Terik people ** Tugen people ** Sebei people * Kalenjin language Kalenjin may refer t ...
and the
Maasai Maasai may refer to: *Maasai people *Maasai language *Maasai mythology * MAASAI (band) See also * Masai (disambiguation) Masai may refer to: *Masai, Johor, a town in Malaysia * Masai Plateau, a plateau in Kolhapur, Maharashtra, India *Maasai peopl ...
are two of the best known ethnic groups. Most of Kenya's top runners come from the
Kalenjin Kalenjin may refer to: * Kalenjin people of Kenya ** Elgeyo people (Keiyo people) ** Kipsigis people ** Marakwet people ** Nandi people ** Pokot people ** Terik people ** Tugen people ** Sebei people * Kalenjin language Kalenjin may refer t ...
community. The
Maasai people The Maasai (;) are a Nilotic peoples, Nilotic ethnic group inhabiting northern, central and southern Kenya and northern Tanzania, near the African Great Lakes region.
have the most recognizable cultural identity, both nationally and internationally, and serve as Kenya's international cultural symbol.


Villages and settlements


See also

*
Kerio River The Kerio River is a river in Turkana County, Kenya. It flows northward into Lake Turkana. It is one of the longest rivers in Kenya (about ), originating near the equator. Course The Kerio River rises on the north slopes of the Amasya Hills to t ...


References


External links

* {{Authority control Provinces of Kenya Great Rift Valley Former provinces 2013 disestablishments in Kenya