parts of Busia County fall within the Lake Victoria Basin. The altitude
is undulating and rises from about 1,130m above sea level at the shores
of Lake Victoria to a maximum of about 1,500m in the Samia and North
Teso Hills. The central part of the county, especially Butula and
Nambale Sub-counties, are occupied by a peneplains marked by low flat
divides of approximately uniform height, often capped by lateritic and a
shallowly incised swampy drainage system.
The Samia Hills represent the basement complex and consist of acid and sub-acid lavas, tuffs, and agglomerates, banded quartzite and iron stones. The Kavirondo series rocks are developed around Busia, Nambale and Butula while the granites dominate the northern parts of county.
Annual Farmers Field Day - Mar 14, 2014