Table 2.
Physicochemical parameters variation at different sampling stations. Mean values ± standard deviation obtained from different months (n = 12)
| Station | Temp (oC) | DO (mg/L) | EC (µS/cm) | Turb (NTU) | pH | NO3-N (mg/L) | SRP (mg/L |
|---|---|---|---|---|---|---|---|
| Nyombe (U1) | 20.9 ± 1.1 | 6.7 ± 1.4 | 241.8 ± 11.5 | 3.1 ± 1.2 | 7.5 ± 0.5 | 0.01 ± 0.01 | 0.18 ± 0.26 |
| Ndarura (U2) | 21.7 ± 1.4 | 6.8 ± 1.4 | 243.3 ± 7.0 | 2.8 ± 0.6 | 7.7 ± 0.5 | 0.01 ± 0.01 | 0.11 ± 0.20 |
| Kariko (U3) | 21.7 ± 1.5 | 7.0 ± 1.3 | 247.7 ± 12.3 | 3.2 ± 1.2 | 7.8 ± 0.4 | 0.01 ± 0.01 | 0.05 ± 0.02 |
| Harutinda (M1) | 21.3 ± 1.5 | 7.2 ± 1.7 | 266.8 ± 61.9 | 3.8 ± 1.7 | 7.7 ± 0.4 | 0.01 ± 0.01 | 0.05 ± 0.02 |
| Akampene (M2) | 21.3 ± 1.5 | 6.8 ± 1.0 | 243.7 ± 8.1 | 2.8 ± 0.6 | 7.9 ± 0.6 | 0.01 ± 0.01 | 0.09 ± 0.13 |
| Mugyera (M3 | 21.3 ± 1.6 | 6.5 ± 1.2 | 241.1 ± 11.1 | 4.3 ± 1.6 | 7.4 ± 0.5 | 0.01 ± 0.01 | 0.05 ± 0.02 |
| Heissesero (L1) | 21.0 ± 1.6 | 6.9 ± 1.3 | 245.2 ± 8.6 | 2.9 ± 0.8 | 7.8 ± 0.7 | 0.01 ± 0.01 | 0.05 ± 0.03 |
| Rugarambiro (L2) | 21.2 ± 1.4 | 7.0 ± 1.3 | 245.8 ± 7.3 | 3.2 ± 0.8 | 7.7 ± 0.5 | 0.01 ± 0.01 | 0.14 ± 0.33 |
| Hamukaka (L3) | 20.9 ± 1.5 | 6.6 ± 1.2 | 244.0 ± 7.6 | 3.6 ± 1.2 | 7.7 ± 0.7 | 0.01 ± 0.01 | 0.05 ± 0.02 |