| WATER QUALITY DATA 2014 | CPCB ENVIS | ||||||||||||||||||||||||||
| WATER QUALITY OF TRIBUTARY STREAMS TEESTA, KUNDLI, DIKHOW, KOHORA, BOGINADI, RANGA, KAPILI, BEKI, SANKOSH, BARAK, SONAI, KUSHIYARA, KAROLA, KALJANI, PACHNAI, GANGA, DIKRONG, SIANG & KAMENG - 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 | |||||||||||||||||||||
| 1947 | TEESTA AT SILIGURI | WEST BENGAL | 14.0 | 29.5 | 20.8 | 5.5 | 8.4 | 7.5 | 7.0 | 8.1 | 7.4 | 53 | 178 | 86 | 1.2 | 4.2 | 2.0 | 0.1 | 1 | 0.5 | 400 | 13000 | 2833 | 1700 | 17000 | 6700 |
| 2229 | KUNDLI RIVER AT KUNDLI/ SAPAKHOWA, SADIA. | ASSAM | 21.0 | 30.0 | 24.8 | 5.3 | 7.6 | 6.5 | 7.1 | 7.6 | 7.3 | 143 | 264 | 195 | 0.9 | 3.5 | 1.7 | 0.1 | 2.7 | 0.8 | 0 | 4300 | 1258 | 360 | 4301 | 1530 |
| 2231 | DIKHOW RIVER AT DIKHOW BRIDGE SIVASAGAR | ASSAM | 18.0 | 31.0 | 25.7 | 6.2 | 7.9 | 7.1 | 6.7 | 7.5 | 7.1 | 257 | 315 | 287 | 0.8 | 1.6 | 1.3 | 0.2 | 3.9 | 1.4 | 0 | 910 | 423 | 360 | 4300 | 2320 |
| 2232 | KOHORA RIVER AT N.H. CROSSING, KOHORA | ASSAM | 21.0 | 28.0 | 24.3 | 5.5 | 12.4 | 8.1 | 5.8 | 7.3 | 6.7 | 47 | 71 | 58 | 0.6 | 1.8 | 1.3 | 0.1 | 1 | 0.4 | 0 | 910 | 318 | 360 | 15000 | 4598 |
| 2233 | BOGINADI NEAR BRIDGE NH-52, LAKHIMPUR | ASSAM | 17.0 | 27.0 | 24.0 | 7.3 | 8.2 | 7.7 | 6.1 | 7.1 | 6.6 | 140 | 244 | 177 | 0.4 | 2.3 | 1.3 | 0.2 | 5.5 | 1.6 | 0 | 2000 | 875 | 0 | 110000 | 29558 |
| 2234 | RANGA NADI D/S OF HYDEL PROJECT | ASSAM | 18.0 | 28.0 | 25.0 | 7.4 | 8.3 | 7.7 | 6.5 | 7.4 | 6.9 | 122 | 176 | 157 | 0.7 | 2.3 | 1.2 | 0.1 | 4.5 | 1.3 | 0 | 1500 | 465 | 0 | 46000 | 11818 |
| 2236 | KAPILI RIVER AT DHARMTUL BRIDGE, NH-31, NAGAON | ASSAM | 20.0 | 32.0 | 25.5 | 5.5 | 8.3 | 7.3 | 5.7 | 7.0 | 6.5 | 120 | 152 | 138 | 0.6 | 3.8 | 1.7 | 0.1 | 1.4 | 0.6 | 0 | 700 | 175 | 0 | 2100 | 615 |
| 2238 | BEKI RIVER AT NH-37 CROSSING AT BARPETA ROAD | ASSAM | 20.0 | 33.0 | 26.9 | 5.4 | 6.1 | 5.8 | 6.7 | 7.6 | 7.1 | 144 | 293 | 220 | 0.6 | 1.7 | 1.3 | 0.1 | 5.5 | 1.6 | 0 | 910 | 228 | 0 | 2300 | 1133 |
| 2239 | SANKOSH RIVER, DHUBRI | ASSAM | 23.0 | 34.0 | 29.0 | 4.3 | 5.9 | 5.3 | 6.4 | 7.1 | 6.8 | 86 | 177 | 132 | 0.7 | 4.9 | 2.3 | 0.2 | 2 | 0.8 | 0 | 4400 | 1280 | 910 | 240000 | 62780 |
| 2240 | BARAK RIVER AT D/S OF SILCHAR | ASSAM | 9.0 | 30.0 | 17.5 | 5.9 | 6.4 | 6.2 | 6.1 | 7.4 | 6.8 | 115 | 166 | 138 | 1.0 | 2.7 | 1.6 | 0.3 | 4.2 | 1.3 | 0 | 4300 | 1255 | 0 | 9300 | 2975 |
| 2241 | SONAI RIVER AT SONAI | ASSAM | 9.0 | 19.5 | 15.1 | 6.0 | 6.5 | 6.3 | 6.3 | 7.3 | 6.8 | 117 | 160 | 136 | 0.9 | 1.2 | 1.0 | 0.4 | 3.6 | 1.4 | 360 | 21000 | 6048 | 4300 | 110000 | 31975 |
| 2242 | KUSHIARA RIVER AT KARIMGANJ | ASSAM | 10.0 | 18.0 | 13.3 | 1.2 | 6.6 | 4.9 | 6.3 | 7.4 | 6.8 | 127 | 281 | 177 | 0.9 | 2.6 | 1.7 | 0.7 | 3.7 | 1.8 | 360 | 1100 | 638 | 361 | 15000 | 6740 |
| 2523 | KAROLA, D/S OF JALPAIGURI, NEAR MIN BHAWAN | WEST BENGAL | 22.0 | 34.0 | 27.3 | 0.0 | 7.8 | 6.7 | 6.8 | 7.8 | 7.4 | 40 | 756 | 166 | 1.5 | 9.6 | 3.0 | 0 | 0.7 | 0.3 | 2200 | 2000000 | 169867 | 7000 | 4000000 | 344500 |
| 2524 | KALJANI D/S OF ALIPURDWAR, MUNICIPALITY DISCHARGE POINT | WEST BENGAL | 22.0 | 34.0 | 28.8 | 6.8 | 8.8 | 7.6 | 6.9 | 8.5 | 7.6 | 79 | 157 | 141 | 1.5 | 4.8 | 2.4 | 0 | 0.5 | 0.3 | 1100 | 11000 | 4708 | 6000 | 35000 | 15667 |
| 2235 | PANCHNAI RIVER AT NH-52 CROSSING, ORANG | ASSAM | 15.0 | 27.0 | 23.0 | 6.8 | 8.4 | 7.7 | 6.9 | 7.1 | 7.0 | 140 | 947 | 355 | 0.2 | 1.8 | 0.8 | 0.1 | 4.6 | 1.4 | 360 | 4300 | 1530 | 910 | 15000 | 5628 |