Physical Parameters | Basse Côte (N = 22) | Korhogo (N = 23) | P-value | |
Temperature (˚C) | Mean | 27.51 ± 0.16 | 29.95 ± 0.51 | <0.0001* |
Median | 27.40 | 29.80 | ||
Min.- Max. | 26.30 - 29.50 | 20.60 - 34.80 | ||
pH | Mean | 5.24 ± 0.12 | 6.33 ± 0.05 | <0.0001* |
Median | 5.15 | 6.40 | ||
Min.- Max. | 4.60 - 6.50 | 5.90 - 6.80 | ||
WHO standard (2017) | 6.5 < pH < 8.5 |
| ||
Conductivity à 25˚C (µs/cm) | Mean | 94.36 ± 16.06 | 171.8 ± 19.36 | 0.0038 |
Median | 57.85 | 163.1 | ||
Min.- Max. | 23.20 - 272.0 | 68.40 - 402.0 | ||
Turbidity (NTU) | Mean | 3.24 ± 1.48 | 8.16 ± 3.23 | 0.1802 |
Median | 0.78 | 2.82 | ||
Min.- Max. | 0.41 - 31.20 | 0.89 - 72.10 |