Elgeyo escarpment is a fault-scarp caused by post-Miocene faulting.

Miocene The Miocene ( ) is the first 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 means "less recent" ...

beds are still visible. The

escarpment An escarpment is a steep slope or long cliff that forms as a result of faulting or erosion and separates two relatively level areas having different elevations. The terms ''scarp'' and ''scarp face'' are often used interchangeably with ''esca ...

is part of the western wall of the

Great Rift Valley The Great Rift Valley is a series of contiguous geographic trenches, approximately in total length, that runs from Lebanon in Asia to Mozambique in Southeast Africa. While the name continues in some usages, it is rarely used in geology as ...

. The northwest part of

Kenya ) , national_anthem = " Ee Mungu Nguvu Yetu"() , image_map = , map_caption = , image_map2 = , capital = Nairobi , coordinates = , largest_city = Nairobi , ...

has three main geographic zones running in parallel north to south. There is the highland plateau, which rises gradually to 3,350 meters above sea level, on the Cherangani Hills. In the intermediate zone is the Elgeyo Escarpment which rapidly gives way to the lower

Kerio Valley Kerio Valley lies between the Tugen Hills and the Elgeyo Escarpment in Kenya. It sits at an elevation of 1,000 meters in the Great Rift Valley. Geography The isolated Kerio Valley is situated in a narrow, long strip that is approximately 80 ...

. The yearly rainfall in the escarpment area ranges between 100–140 cm.

References

{{Coord, 0.8620, N, 35.5760, E, source:wikidata, display=title Escarpments of Kenya Great Rift Valley