| WATER QUALITY DATA 2014 | CPCB ENVIS | ||||||||||||||||||||||||||
| WATER QUALITY OF TRIBUTARY STREAMS SUBANSIRI, KHARSANG, BURHIDIHING, PAGLDIA, DIGBOI, JAI BHARALI, KOLONG, MANAS, DISANG, JHANJI, BHOGDOI, MORA BHARALI, BORAK, BHARALU, DEEPAR BEEL & KATHAKAL - 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 | |||||||||||||||||||||
| 1261 | SUBANSIRI AT GEREKAMUKH,ASSAM,(BEFORE CONFL. WITH BRAH.),ASSAM | ASSAM | 17.0 | 25.0 | 22.5 | 8.0 | 9.2 | 8.7 | 6.4 | 7.3 | 6.8 | 103 | 204 | 164 | 0.5 | 1.7 | 1.0 | 0.1 | 4.11 | 1.3 | 0 | 1500 | 465 | 0 | 110000 | 27680 |
| 2061 | KHARSANG BEFORE CONFLUENCE WITH BURIDIHING NEAR KHARSANG (ASSAM-ARUNANCHAL BORDER) | ASSAM | 20.0 | 31.0 | 24.0 | 6.8 | 8.3 | 7.4 | 7.0 | 7.6 | 7.3 | 137 | 295 | 225 | 0.4 | 2.4 | 1.2 | 0.1 | 3 | 0.9 | 300 | 3900 | 2003 | 911 | 29000 | 11678 |
| 1422 | BURHIDIHING AT MARGHERITA, ASSAM | ASSAM | 16.0 | 25.0 | 21.8 | 7.2 | 11.2 | 8.5 | 7.1 | 7.6 | 7.4 | 291 | 448 | 346 | 0.6 | 1.9 | 1.1 | 0.1 | 3 | 1 | 610 | 5300 | 2803 | 4600 | 240000 | 122750 |
| 2062 | BURIDIHING NEAR DULIAJAN AT D/S, TINSUKIA | ASSAM | 17.0 | 25.0 | 22.0 | 6.4 | 11.4 | 8.0 | 6.6 | 7.7 | 7.1 | 225 | 394 | 320 | 0.8 | 1.6 | 1.2 | 0.1 | 3.1 | 0.9 | 0 | 2100 | 525 | 360 | 110000 | 30290 |
| 2230 | BURHIDIHING RIVER AT DULIAJAN (INTAKE POINT OF OIL INDIA LTD.) | ASSAM | 12.0 | 25.0 | 20.3 | 6.0 | 11.4 | 7.8 | 6.7 | 7.8 | 7.3 | 217 | 380 | 304 | 0.5 | 1.6 | 0.9 | 0.1 | 4.1 | 1.1 | 0 | 360 | 90 | 0 | 9300 | 2990 |
| 2065 | PAGLDIA RIVER NEAR NALBARI TOWN, DIST. NALBARI, ASSAM | ASSAM | 21.0 | 33.0 | 27.0 | 6.5 | 12.3 | 8.9 | 7.1 | 8.1 | 7.7 | 326 | 444 | 366 | 0.8 | 1.8 | 1.3 | 0.1 | 3.9 | 1.3 | 0 | 15000 | 5028 | 2000 | 240000 | 73075 |
| 1530 | DIGBOI RIVER AT LAKHIPATHE, RESERVE FOREST, DIGBOI, ASSAM | ASSAM | 21.0 | 31.0 | 24.8 | 6.5 | 7.5 | 6.8 | 6.5 | 7.5 | 6.9 | 22 | 425 | 266 | 2.2 | 4.9 | 3.7 | 0.3 | 8.3 | 4.4 | 300 | 9300 | 3255 | 3500 | 240000 | 65600 |
| 2063 | JAI BHARALI RIVER NEAR BISWANATH CHARALI, SONITPUR | ASSAM | 18.0 | 28.0 | 25.0 | 7.4 | 8.7 | 8.1 | 6.7 | 7.1 | 6.9 | 87 | 109 | 98 | 0.5 | 1.6 | 0.9 | 0.1 | 3.7 | 1.1 | 0 | 1100 | 685 | 911 | 4300 | 2578 |
| 2237 | KALONG RIVER AT U/S OF ANANDARAM DEKIAL PHUKAN BRIDGE, NAGAON | ASSAM | 20.0 | 32.0 | 26.5 | 4.0 | 7.1 | 5.2 | 6.1 | 7.2 | 6.9 | 104 | 340 | 240 | 0.7 | 2.9 | 1.7 | 0.3 | 3.7 | 1.5 | 1100 | 110000 | 29000 | 15000 | 240000 | 151250 |
| 2059 | KOLONG RIVER AT MARIGAON | ASSAM | 25.0 | 35.0 | 29.8 | 5.9 | 10.7 | 7.5 | 5.6 | 7.6 | 6.8 | 81 | 120 | 99 | 0.5 | 3.5 | 1.9 | 0.3 | 2.2 | 0.8 | 0 | 920 | 685 | 910 | 9300 | 3355 |
| 2060 | MANAS RIVER AT NH-31 CROSSING, BARPETA, DISTRICT | ASSAM | 19.0 | 34.0 | 27.6 | 5.1 | 6.5 | 5.6 | 7.0 | 8.0 | 7.5 | 597 | 886 | 701 | 0.9 | 2.1 | 1.3 | 0.1 | 11.9 | 3.2 | 0 | 360 | 180 | 360 | 2800 | 1245 |
| 2058 | DISANG RIVER AT DILLIGHAT, DIBRUGARH DIST., ASSAM | ASSAM | 20.0 | 30.0 | 23.5 | 5.3 | 7.9 | 7.0 | 6.8 | 7.2 | 7.0 | 135 | 269 | 179 | 0.3 | 1.5 | 1.1 | 0.4 | 5.3 | 1.8 | 0 | 720 | 180 | 0 | 3900 | 1065 |
| 1298 | DISANG AT GUNDAMGHAT, ASSAM | ASSAM | 22.0 | 30.0 | 26.0 | 4.1 | 7.6 | 5.6 | 6.1 | 7.0 | 6.4 | 20 | 748 | 330 | 1.0 | 4.3 | 2.8 | 0.5 | 20.4 | 8.4 | 0 | 1500 | 375 | 360 | 24000 | 6755 |
| 1258 | JHANJI AT N.H. CROSSING JORHAT, ASSAM | ASSAM | 17.0 | 30.0 | 24.5 | 5.8 | 8.1 | 6.9 | 6.8 | 7.5 | 7.1 | 168 | 337 | 248 | 0.9 | 3.4 | 1.6 | 0.1 | 3.5 | 1 | 0 | 360 | 180 | 360 | 46000 | 12193 |
| 1527 | BHOGDOI RIVER AT JORHAT ,ASSAM | ASSAM | 19.0 | 31.0 | 26.0 | 5.6 | 5.9 | 5.8 | 6.7 | 7.3 | 6.9 | 211 | 452 | 290 | 0.5 | 3.5 | 2.0 | 0.4 | 3.8 | 1.4 | 0 | 4300 | 1850 | 15000 | 240000 | 102750 |
| 1531 | *MORA BHARALI AT TEZPUR, ASSAM | ASSAM | 20.0 | 30.0 | 26.5 | 5.8 | 7.1 | 6.5 | 6.3 | 6.8 | 6.6 | 160 | 367 | 248 | 0.6 | 3.2 | 1.5 | 0.4 | 5.9 | 2.1 | 910 | 24000 | 7178 | 6400 | 110000 | 36225 |
| 1423 | BORAK AT PANCHAGRAM , ASSAM | ASSAM | 10.0 | 15.0 | 13.0 | 5.9 | 6.7 | 6.3 | 6.6 | 7.1 | 6.8 | 139 | 352 | 202 | 0.9 | 2.8 | 1.6 | 0.6 | 4.6 | 1.8 | 0 | 2000 | 965 | 720 | 110000 | 28238 |
| 1528 | BHARALU RIVER AT GUWAHATI | ASSAM | 20.0 | 30.0 | 26.3 | 0.0 | 0.0 | 0.0 | 6.5 | 6.8 | 6.7 | 907 | 1326 | 1065 | 20.0 | 50.0 | 38.5 | 4 | 29.5 | 18.2 | 1200 | 29000 | 13700 | 4400 | 240000 | 181100 |
| 1529 | DEEPAR BILL, ASSAM* | ASSAM | 20.0 | 30.0 | 25.5 | 2.6 | 8.7 | 5.3 | 6.5 | 7.6 | 6.9 | 257 | 479 | 331 | 1.8 | 5.4 | 3.2 | 0.7 | 5.4 | 2.2 | 300 | 2700 | 1023 | 731 | 21000 | 7683 |
| 2068 | U/S OF KATHAKAL AT MATIJURI, DIST. HAILAKANDI, ASSAM | ASSAM | 12.1 | 14.0 | 12.9 | 5.4 | 6.3 | 5.8 | 6.5 | 7.7 | 6.9 | 125 | 204 | 174 | 1.0 | 1.9 | 1.4 | 0.3 | 4.8 | 1.5 | 0 | 1400 | 578 | 910 | 240000 | 61578 |