| Stream Section | Stream (N = 6) |
| Temp (˚C) | Colour (TCUs) | TSS (mg/l) | Turbidity (NTUs) | pH | Alkalinity (mg/l) | EC (µs/cm) | DO (mg/l) | Hardness CaCO3 (mg/l) | Mg (mg/l) | Fe (mg/l) | PO4 (mg/l) | NO3 (mg/l) | NH4 (mg/l) | Cl- (mg/l) |
| Upstream | Kasharara | Range | 17.00 - 20.00 | 4 - 52 | 0 - 5 | 1.2 - 23.6 | 4.87 - 7.54 | 5 - 27 | 22 - 78 | 2.16 - 21.00 | 7 - 37 | 1.59 - 7.10 | 0.0 - 0.6 | 0.10 - 1.08 | 0 | 0 | 0.00 |
| Mean | 18.33 | 15.17 | 2.5 | 8.80 | 6.23 | 19.67 | 35.33 | 9.99 | 23.17 | 4.41 | 0.14 | 0.45 | 0 | 0 | 0.00 | ||
| CV (%) | 6.31 | 120.60 | 65.73 | 117.72 | 21.08 | 41.14 | 61.17 | 80.67 | 54.77 | 55.06 | 162.51 | 103.94 | 0.00 | 0.00 | 0.00 | ||
| Karungu | Range | 17.70 - 19.4 | 15 - 46 | 2 - 18 | 5 - 10.1 | 5.97 - 9.23 | 11 - 72 | 39 - 83 | 19 - 48 | 28 - 78 | 6.05 - 16.60 | 0.7 - 0.18 | 0.42 - 1.60 | 0 - 10 | 0 - 10 | 0.00 | |
| Mean | 18.67 | 34.17 | 6.83 | 7.02 | 7.36 | 35.67 | 56.5 | 28.50 | 51.17 | 10.92 | 0.12 | 1.16 | 5.0 | 1.67 | 0.00 | ||
| CV (%) | 3.47 | 35.53 | 88.98 | 30.02 | 15.01 | 70.77 | 25.72 | 35.28 | 40.78 | 38.26 | 44.25 | 36.86 | 109.54 | 244.95 | 0.00 | ||
| Kibimba | Range | 15.70 - 20.3 | 111 - 249 | 5 - 47 | 18.8 - 30 | 7.28 - 9.42 | 17 - 62 | 24 - 38 | 13 - 18 | 25 - 92 | 6 - 22.2 | 0.39 - 1.79 | 0.15 - 0.4 | 0 | 0 - 10 | 0.00 | |
| Mean | 17.28 | 179.50 | 21.67 | 24.15 | 8.14 | 36.17 | 31.00 | 15.33 | 58.83 | 14.61 | 1.22 | 0.24 | 0 | 6.67 | 0.00 | ||
| CV (%) | 9.56 | 34.97 | 81.66 | 18.33 | 11.64 | 54.42 | 18.25 | 14.68 | 47.65 | 41.83 | 37.39 | 37.66 | 0.00 | 77.46 | 0.00 | ||
| Nykafumura | Range | 17.00 - 17.90 | 66 - 448 | 3 - 30 | 14.4 - 73.7 | 6.68 - 7.87 | 22 - 41 | 72 - 107 | 35 - 53 | 41 - 155 | 8.71 - 37.2 | 0.10 - 0.30 | 0.28 - 0.87 | 0 | 0 - 10 | 0.00 | |
| Mean | 17.37 | 157.33 | 12.83 | 27.87 | 7.13 | 29.67 | 89.17 | 44.67 | 67.33 | 15.29 | 0.19 | 0.56 | 0 | 5.00 | 0.00 | ||
| CV (%) | 2.05 | 93.02 | 83.11 | 81.17 | 6.05 | 20.96 | 13.76 | 14.14 | 64.15 | 70.60 | 45.41 | 37.95 | 0.00 | 109.54 | 0.00 | ||
| Overall | Range | 15.70 - 20.30 | 4.00 - 448.00 | 0.00 - 47.00 | 1.20 - 73.70 | 4.87 - 9.42 | 5.00 - 72.0 | 22.0 - 107.0 | 2.16 - 53.00 | 7.00 - 155.00 | 1.59 - 37.20 | 0.00 - 1.79 | 0.10 - 1.60 | 0.0 - 10 | 0.00 - 10.00 | 0.00 | |
| Mean | 17.91 | 96.54 | 10.96 | 16.96 | 7.22 | 30.29 | 53.00 | 24.62 | 50.13 | 11.31 | 0.41 | 0.60 | 1.25 | 3.33 | 0.00 | ||
| CV (%) | 6.55 | 109.23 | 113.74 | 88.93 | 16.17 | 56.36 | 51.30 | 61.99 | 62.86 | 67.35 | 128.27 | 77.86 | 270.27 | 144.46 | 0.00 | ||
| Midstream | Nyaka-Mbu | Range | 17.7 - 18.7 | 76 - 214 | 6 - 36 | 12.6 - 23.7 | 6.86 - 7.96 | 18 - 31 | 72 - 109 | 34 - 55 | 40 - 176 | 7.2 - 38.24 | 0.13 - 0.40 | 0.55 - 0.89 | 0 | 0 | 0.00 |
| Mean | 18.13 | 129.00 | 18.00 | 19.05 | 7.43 | 25.33 | 96 | 46.50 | 91.83 | 17.12 | 0.26 | 0.68 | 0 | 0 | 0.00 | ||
| CV (%) | 2.67 | 47.24 | 68.85 | 26.23 | 5.57 | 19.60 | 14.58 | 17.35 | 69.05 | 65.90 | 39.89 | 20.65 | 0.00 | 0.00 | 0.00 | ||
| Bugongi | Range | 17.60 - 23.60 | 178 - 542 | 4 - 90 | 26.1 - 90.8 | 5.65 - 7.71 | 32 - 82 | 62 - 96 | 30 - 48 | 30 - 68 | 6.5 - 11.5 | 0.96 - 2.32 | 0.20 - 0.40 | 0 | 0 - 10 | 0.00 |