Department of Geology;
University of Nairobi;
Nairobi;
Kenya;
Department of Civil and Construction Engineering;
University of Nairobi;
Nairobi;
Kenya;
School of Public Health;
University of Nairobi;
Nairobi;
Kenya;
Groundwater; Pollution; Thermal; Tolerant; Coliforms; Physical; Chemical; Quality; Kisumu; Kenya;