| WATER QUALITY DATA 2014 | CPCB ENVIS | ||||||||||||||||||||||||||
| WATER QUALITY OF RIVER BRAHMAPUTRA - 2014 | ||||||||||||||||||||||||||
| STATION CODE | LOCATIONS | STATE | TEMPERATURE șC | D.O. (mg/l) | pH | CONDUCTIVITY (”mhos/cm) | B.O.D. (mg/l) | NITRATE- N+ NITRITE-N (mg/l) | FECAL COLIFORM (MPN/100ml) | TOTAL COLIFORM (MPN/100ml) | ||||||||||||||||
| Min | Max | Mean | Min | Max | Mean | Min | Max | Mean | Min | Max | Mean | Min | Max | Mean | Min | Max | Mean | Min | Max | Mean | Min | Max | Mean | |||
| WATER QUALITY CRITERIA | > 4 mg/l | 6.5-8.5 | < 3 mg/l | < 2500 MPN/100ml | < 5000 MPN/100ml | |||||||||||||||||||||
| 1260 | BRAHAMPUTRA AT KHERGHAT (AFTER CONFL. WITH DIBANG & DIHANG),ASSAM | ASSAM | 19.0 | 30.0 | 22.3 | 6.0 | 9.5 | 7.2 | 6.7 | 7.6 | 7.1 | 20 | 532 | 216 | 0.7 | 2.1 | 1.5 | 0.1 | 6.51 | 1.4 | 0 | 730 | 146 | 360 | 46000 | 5525 |
| 1030 | BRAHAMPUTRA AT DIBRUGARH, ASSAM | ASSAM | 15.0 | 29.0 | 21.8 | 6.0 | 11.4 | 7.7 | 6.8 | 7.7 | 7.2 | 125 | 419 | 256 | 0.6 | 3.4 | 1.4 | 0.1 | 5.8 | 1.5 | 0 | 21000 | 2128 | 0 | 240000 | 45100 |
| 1262 | BRAHAMPUTRA AT NIMATIGHAT, ASSAM | ASSAM | 19.0 | 31.0 | 25.1 | 5.1 | 7.8 | 6.9 | 6.2 | 7.8 | 7.0 | 125 | 389 | 273 | 0.5 | 3.0 | 1.5 | 0.1 | 6.8 | 2.5 | 0 | 3500 | 585 | 361 | 240000 | 26322 |
| 1526 | BRAHMPUTRA RIVER AT DHENUKHAPAHAR, ASSAM | ASSAM | 18.0 | 28.0 | 24.3 | 6.8 | 8.2 | 7.5 | 6.6 | 7.5 | 7.0 | 42 | 1172 | 298 | 0.3 | 2.8 | 1.3 | 0 | 7.3 | 1.7 | 0 | 110000 | 12418 | 0 | 240000 | 93005 |
| 1031 | BRAHAMPUTRA AT PANDU, ASSAM | ASSAM | 20.0 | 30.0 | 25.4 | 6.0 | 11.0 | 7.9 | 6.5 | 7.7 | 7.2 | 20 | 380 | 236 | 0.6 | 2.3 | 1.4 | 0.1 | 7.68 | 2.3 | 300 | 21000 | 5449 | 3900 | 240000 | 134042 |
| 1299 | BRAHAMPUTRA AT JOGIJHOGA NEAR BRIDGE, ASSAM | ASSAM | 20.8 | 33.0 | 27.7 | 4.2 | 6.6 | 6.0 | 6.8 | 8.0 | 7.3 | 145 | 573 | 295 | 0.3 | 1.9 | 1.1 | 0.1 | 7.43 | 1.9 | 0 | 3500 | 444 | 0 | 46000 | 8382 |
| 2069 | BRAHMPUTRA RIVER NEAR WATER INTAKE POINT AT KACHARIGHAT, PANBAZAR, GUWAHATI, ASSAM | ASSAM | 21.0 | 30.0 | 27.0 | 7.6 | 8.6 | 8.1 | 7.4 | 7.8 | 7.6 | 166 | 255 | 210 | 0.6 | 1.5 | 0.9 | 0.2 | 3.7 | 1.2 | 910 | 7500 | 3388 | 4300 | 240000 | 123400 |
| 2064 | BRAHMAPUTRA RIVER AT CHANDRAPUR, GUWAHATI | ASSAM | 21.0 | 29.0 | 25.8 | 6.4 | 8.6 | 7.3 | 6.7 | 7.3 | 7.1 | 128 | 260 | 168 | 0.6 | 3.2 | 1.6 | 0.2 | 0.8 | 0.4 | 910 | 2700 | 1653 | 911 | 240000 | 61303 |
| 2067 | BRAHMPUTRA RIVER AT SUALKUCHI, DIST. KAMRUP, ASSAM | ASSAM | 22.0 | 30.0 | 27.3 | 5.2 | 8.3 | 7.1 | 6.7 | 7.6 | 7.2 | 247 | 308 | 289 | 0.5 | 2.5 | 1.6 | 0.1 | 4.8 | 1.4 | 300 | 2300 | 1208 | 2301 | 24000 | 8725 |
| 2066 | BRAHMAPUTRA RIVER AT DHUBRI | ASSAM | 23.0 | 33.0 | 28.2 | 3.8 | 6.0 | 5.1 | 6.5 | 7.4 | 7.0 | 148 | 334 | 253 | 1.0 | 1.9 | 1.5 | 0.4 | 4.1 | 1.4 | 300 | 9300 | 2990 | 910 | 240000 | 180228 |