| Temperature (˚C) | pH | EC (µS/cm) | TDS (mg/L) | Tutbidity (NTU) | Discharge (m3/s) | |||||||
| Sites | Dry | Wet | Dry | Wet | Dry | Wet | Dry | Wet | Dry | Wet | Dry | Wet |
| Semuliki river | 25.7 | 28.2 | 9.39 | 7.98 | 874 | 79.1 | 435 | 158 | 83 | 80 | 40 | 60 |
| Kagezi river | 25.4 | 25.4 | 7.64 | 6.92 | 92 | 77.3 | 46 | 154 | 249 | 45 | ND | 7.53 |
| Ikanga 1 River | 22.8 | 22.4 | 8.84 | 7.84 | 203 | 54.6 | 102 | 109 | 94 | 28 | T | T |
| Ikanga Torrent River | 23.1 | 22.6 | 8.25 | 7.69 | 96 | 125 | 48 | 250 | 114 | Clear | 0.004 | T |
| Sans nom River | 22.3 | 23.6 | 8.32 | 7.01 | 38 | 44.1 | 19 | 88 | 75 | Clear | 0.02 | 0.9 |
| Ntungwe River | 23.5 | 22.7 | 8.22 | 7.98 | 187 | 92.2 | 94 | 184 | 361 | 12 | 0.005 | 0.8 |
| Kisaka River | 22.1 | 23 | 7.14 | 7.58 | 61 | 25 | 30 | 50 | 107 | 0 | 0.09 | 3.41 |
| Rutshuru River | 23.7 | 21.4 | 8.35 | 6.9 | 1882 | 1627 | 944 | 3250 | 86 | 100 | 40 | 17.85 |
| Katundu River | 22.4 | 23.1 | 5.59 | 7.04 | 108 | 67.1 | 54 | 134 | 77 | 7 | 0.02 | 4.85 |
| Murhamba 2 River | ND | 21.5 | ND | 7.87 | ND | 35.2 | ND | 70 | ND | 26 | ND | 0.9 |
| Rwindi River | 21.2 | 20.5 | 7.98 | 6.55 | 226 | 679.4 | 113 | 1358 | 233 | 16 | 1.5 | 18 |
| Butuku fountain* | 21 | 21.4 | 7.4 | 6.67 | 96 | 77.8 | 48 | 155 | 75 | ND | ND | 0.75 |
| Muwe River | 19.2 | 22.3 | 7.52 | 7.66 | 407 | 262 | 204 | 524 | 416 | Clear | 0.0012 | 0.021 |
| Kyavinyonge Spring | 26.9 | ND | 8.86 | 7.8 | 207 | ND | 104 | ND | 75 | ND | ND | ND |
| Kasando (CEBK) fountain* | 21.2 | 20.9 | 7.14 | 6.35 | 352 | 313.3 | 178 | 626 | 75 | ND | 0.05 | 0.06 |
| Kinawa Spring | 23.6 | 23.4 | 7.43 | 6.91 | 97 | 288 | 48 | 576 | 75 | Clear | ND | 0.015 |
| Katiri (Tsero) fountain* | 23 | 23.4 | 6.27 | 6.92 | 329 | 71.9 | 165 | 143 | 121 | ND | ND | 0.37 |
| Biondi (Libulu) ground water | 20.8 | 21.1 | 3.23 | 8.21 | 590 | 522 | 295 | 1044 | 84 | 34 | ND | ND |
| Mutikili (Gite 1) fountain* | 26.4 | 25.2 | 8.04 | 7.24 | 168 | 118.7 | 84 | 237 | 85 | ND | ND | 0.9 |
| Kavasembe river* | 23.7 | 21.8 | 3.84 | 7.35 | 325 | 76.3 | 161 | 152 | 167 | ND | 0.00004 | 0.99 |
| Ikanga 2 River | 23.1 | 21.4 | 8.98 | 8.3 | 92 | 27 | 46 | 54 | 79 | 19 | T | T |
| Kasado (Karukumbwa) river | 20.6 | 21.8 | 3.98 | 6.58 | 347 | 297.2 | 173 | 594 | 112 | Clear | 0.2 | 0.015 |
| Kyalimbwa River | 22.3 | 21.6 | 7.76 | 6.7 | 334 | 192 | 167 | 384 | 197 | Clear | 1.6 | 5 |
| Singamwambe (Gite) fountain* | 22.3 | 23.7 | 7.66 | 7.5 | 138 | 111.8 | 69 | 223 | 75 | ND | ND | 0.6 |
| Kinawa (Katana) fountain* | 23.6 | 28.4 | 7.43 | 7.88 | 97 | 794 | 48 | 1588 | 75 | ND | ND | 0.43 |
| Apres Muko river | 23.4 | 24.2 | 8.31 | 7.99 | 87 | 86 | 43 | 172 | 79 | Clear | 0.0003 | 0.07 |
| Mulera spring* | 26.2 | 23 | 5.87 | 7.45 | 60 | 55.2 | 30 | 110 | 75 | ND | ND | 0.37 |
| Kavutika fountain* | 22.9 | 21.4 | 5.98 | 7.1 | 352 | 282 | 176 | 564 | 75 | ND | 0.25 | 0.3 |
| Lunyasenge River | 22.7 | 24.1 | 7.2 | 7.71 | 141 | 81.3 | 71 | 162 | 83 | 14 | 0.1 | ND |
| Musenda River | 21.4 | 21.8 | 8.59 | 7.6 | 97 | 57.7 | 48 | 115 | 75 | 49 | 0.12 | 5.86 |
| Kisaka Spring* | 25.6 | 23.1 | 7.46 | 6.94 | 109 | 98.2 | 54 | 196 | 75 | ND | 0.18 | 0.37 |
| Kisaka 1 River | D | 22.5 | ND | 7.25 | ND | 194.7 | ND | 389 | ND | 11 | ND | ND |
| Muko River | 23.3 | 22.5 | 8.53 | 8.9 | 67 | 49 | 34 | 98 | 75 | 62 | 0.015 | 2.3 |
| Lubiriya river | 22.6 | 23.1 | 7.74 | 8.6 | 183 | 111.7 | 92 | 223 | 743 | 23 | 2.5 | 18.75 |