Tertiary Rift Basin, Kenya

Tertiary Rift Basin, Kenya


ITINERARY: 1ST - 3RD MARCH, 2025

DAY 1:

Delegates will depart f rom Nairobi, making a first stop (Stop 1) at the Big Five View Point, to observe the step faulting of the eastern branch of the Great East African Rift Valley. From here delegates will also have a beautiful distant view of Mount Longonot on the rift floor to the northwest, and Mount Suswa to the south.


The next stop (Stop 2) will be at the Flyover View Point where delegates will have a closer view of Mount Longonot caldera that stands at 2500m above sea level. Delegates will then be driven all the way to Olkaria via Naivasha Town, through the numerous flower farms along Lake Naivasha shores to Olkaria I & II Geothermal Development Complexes (Stop 3).

 

Geothermal Development Complex
Geothermal Development Complex

 

Delegates will then be driven to Nakuru Town for lunch. Thereafter, drive for about 100km north to Lake Bogoria SPA Resort where they will be staying during the field trip. The Hotel is renowned for being the only one in Kenya with a naturally heated spa pool, associated with hot springs and its therapeutic values.

 

Lake Bogoria

 

DAY 2:

Delegates will drive west wards towards Kabarnet stopping at the Kapthurin formation (Stop 4) near Marigat town to observe the fluvial deposits. Delegates will then be driven to Kerio Valley along the scenic zig-zag road, through a thick tropical forested Kabarnet Hills via Karbarnet town before stopping at the edge of the Eastern Escarpment (Stop 5) of the Kerio Valley at Eastern View Point to observe the Elgeyo Escarpment with beautiful meandering Kabarnet-Iten road.

 

Kapthurin formation

 

Delegates will start descending along a meandering road and stop at the Cheploch Bridge (Stop 6) where a thick exposure of about 40m of Kabarnet trachyte can be observed in a deep canyon that has been dissected by the Kerio River.
 

Kerio Valley along the scenic zig-zag road

 

Delegates will start descending along a meandering road and stop at the Cheploch Bridge (Stop 6) where a thick exposure of about 40m of Kabarnet trachyte can be observed in a deep canyon that has been dissected by the Kerio River.

 

Section of the Kabarnet Trachyte at the Kerio River Bridge
Section of the Kabarnet Trachyte at the Kerio River Bridge

 

At the Kolol View Point (Stop 7). Basement rocks of the K-feldspar-rich pegmatite rocks are exposed with numerous slicken slides.

Delegates will view the Miocene Tambach Formation (Stop 8) which is the potential reservoir and source rocks in the region. More than 20m thickness of the section is exposed consisting of inter bedded shales and sandstones. Delegates will be driven northwards along the valley to the top of the Elgeyo Escarpment at the Iten View Point. After lunch delegates will be driven back to Lake Bogoria SPA Resort.

 

Basement Rocks at Kolol View Point

 

DAY 3:

Delegates will check out of Lake Bogoria Spa Hotel and visit the Lake Bogoria Reserve to view the hot springs and wildlife and thereafter drive back to Nairobi.

Fees: US$ 1,200 per person:

Costs include transport, accommodation, meals, and park fees. Delegates should also ensure that they come with the appropriate field gear e.g., field boots.

 

Contact Details:

Gilbert Kipruto
Senior Geologist
State Department for Petroleum
6th Floor, KASNEB Towers II,
Upperhill Nairobi, Kenya.
Email. This email address is being protected from spambots. You need JavaScript enabled to view it.
Cell Phone: +254 701 528682

 

 

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