Fig. 1: Box plot for variation in Ammonia-N (μgl^-1) values in Sasala Stream during the sampling period (March to August 2016)

Fig. 2: Box plot for variation in mean Phosphate-Phosphorus (µgl^-1) values in Sasala Stream during the sampling period (March to August 2016)

Fig. 3: Box plot for variation in turbidity values in Sasala Stream during the sampling period (March to August 2016)

Fig. 4: Box plot for variation in Biological oxygen demand (MgL^-1) values in Sasala Stream during the sampling period (March to August 2016).

Fig. 5: Box plot for variation in Dissolved Oxygen values in Sasala Stream during the sampling period (March to August 2016).

Fig. 6: Box plot for variation in total dissolved solids values in Sasala Stream during the sampling period (March to August 2016).

Fig. 7: Box plot for variation in conductivity (μScm^-1) values in Sasala Stream during the sampling period (March to August 2016).

Fig. 8: Box plot for variation in Temperature values in Sasala Stream during the sampling period (March to August 2016). Means bearing different symbols are statistically significant

Fig. 9: Box plot for variation in pH in Sasala Stream during the sampling period (March to August 2016)

Fig. 10: Diagram showing the position of study sampling points along Sasala Stream. Source: Researcher 2016

Fig. 11: Lower basin of River Nzoia showing position of Sasala Stream (arrow and small circle). (See also figure 1) Source: [21]