| WATER QUALITY DATA 2009 | ENVIS CPCB | ||||||||||||||||||||||||||||
| WATER QUALITY OF TRIBUTARY STREAMS SUBANSIRI, KHARSANG, BURHIDIHING, PAGLDIA, DIGBOI, JAI BHARALI, KOLONG, MANAS, DISANG, JHANJI, BHOGDOI, MORA BHARALI, BORAK, BHARALU, DEEPAR BEEL & KATHAKAL - 2009 | ||||||||||||||||||||||||||||
| STATION CODE | LOCATIONS | TEMPERATURE şC | D.O. (mg/l) | pH | CONDUCTIVITY (µmhos/cm) | B.O.D. (mg/l) | NITRATE- N (mg/l) | 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 | Min | Max | Mean | ||
| WATER QUALITY CRITERIA | > 4 mg/l | 6.5-8.5 | < 2250 µmhos/cm | < 3 mg/l | < 2500 MPN/100ml | < 5000 MPN/100ml | ||||||||||||||||||||||
| 1261 | SUBANSIRI AT GEREKAMUKH, ASSAM,(B/C WITH BRAH.),ASSAM | 17 | 24 | 20.5 | 8.7 | 8.9 | 8.8 | 6.3 | 7.3 | 6.9 | 85 | 126 | 101 | 0.9 | 3.6 | 2.4 | 0.1 | 0.38 | 0.17 | 0 | 0 | 0 | 1 | 1 | 1 | |||
| 2061 | RIVER KHARSANG B/C WITH BURIDIHING NEAR KHARSANG (ASSAM-ARUNANCHAL BORDER) | 19 | 28 | 23.5 | 6.8 | 7.7 | 7.2 | 6.5 | 7.1 | 6.7 | 159 | 211 | 184 | 0.8 | 3.8 | 2.2 | 0.1 | 0.3 | 0.20 | 0 | 0 | 0 | 1 | 300 | 76 | |||
| 1422 | BURHIDIHING AT MARGHERITA, ASSAM | 20 | 28 | 23.5 | 2.9 | 9.3 | 5.9 | 6.7 | 7 | 6.9 | 81 | 399 | 219 | 0.3 | 3.1 | 1.4 | 0.1 | 0.1 | 0.10 | 0 | 0 | 0 | 1 | 730 | 244 | |||
| 2062 | BURIDIHING NEAR DULIAJAN AT D/S, TINSUKIA | 20 | 26 | 21.8 | 4.7 | 7.2 | 6.4 | 6.6 | 7.1 | 6.8 | 96 | 226 | 183 | 0.8 | 4.6 | 2.0 | 0.1 | 0.1 | 0.10 | 0 | 0 | 0 | 360 | 730 | 603 | |||
| 2230 | BURHIDIHING RIVER AT DULIAJAN (INTAKE POINT OF OIL INDIA LTD.) | 20 | 21 | 20.3 | 5.9 | 6.8 | 6.4 | 6.4 | 7.2 | 6.8 | 181 | 197 | 189 | 1.2 | 7.6 | 3.3 | 0.1 | 0.13 | 0.11 | 0 | 0 | 0 | 1 | 360 | 181 | |||
| 2065 | PAGLDIA RIVER NEAR NALBARI TOWN, DIST. NALBARI, ASSAM | 23 | 30 | 26.0 | 7.2 | 8.3 | 7.7 | 7.3 | 7.8 | 7.6 | 162 | 265 | 229 | 0.4 | 3 | 1.7 | 0.1 | 0.1 | 0.10 | 0 | 360 | 120 | 1 | 730 | 364 | |||
| 1530 | DIGBOI RIVER AT LAKHIPATHE, RESERVE FOREST, DIGBOI, ASSAM | 20 | 30 | 24.8 | 2.5 | 6.5 | 5.3 | 6.7 | 7.1 | 6.9 | 84 | 307 | 186 | 3.4 | 6.1 | 4.8 | 0.1 | 0.32 | 0.19 | 0 | 730 | 182.5 | 300 | 1500 | 908 | |||
| 2063 | JAI BHARALI RIVER NEAR BISWANATH CHARALI, SONITPUR | 18 | 29 | 24.8 | 8.5 | 8.7 | 8.6 | 6.8 | 7.4 | 7.2 | 84 | 130 | 101 | 0.8 | 4.2 | 2.3 | 0.1 | 0.11 | 0.10 | 0 | 360 | 120 | 300 | 760 | 473 | |||
| 2237 | KALONG RIVER AT U/S OF ANANDARAM DEKIAL PHUKAN BRIDGE, NAGAON | 18 | 31 | 25.3 | 4.9 | 8 | 6.8 | 6.7 | 7.3 | 7.1 | 87 | 204 | 143 | 0.9 | 6.6 | 3.1 | 0.1 | 0.1 | 0.10 | 0 | 360 | 220 | 700 | 1100 | 967 | |||
| 2059 | KOLONG RIVER AT MARIGAON | 25 | 31 | 27.3 | 6 | 9.5 | 7.3 | 6.6 | 7.5 | 6.9 | 88 | 540 | 241 | 0.6 | 1.2 | 1.0 | 0.1 | 0.1 | 0.10 | 0 | 360 | 90 | 360 | 1500 | 830 | |||
| 2060 | MANAS RIVER AT NH-31 CROSSING, BARPETA DISTRICT | 25 | 30 | 27.4 | 6.1 | 7.3 | 6.9 | 7.1 | 7.9 | 7.5 | 403 | 447 | 432 | 0.9 | 2.7 | 2.1 | 0.1 | 0.1 | 0.10 | 0 | 0 | 0 | 1 | 300 | 76 | |||
| 2058 | DISANG RIVER AT DILLIGHAT, DIBRUGARH DIST,ASSAM | 19 | 28 | 24.3 | 6.2 | 6.7 | 6.4 | 6.2 | 7.1 | 6.5 | 89 | 220 | 139 | 1.4 | 2.9 | 1.8 | 0.1 | 0.13 | 0.11 | 0 | 0 | 0 | 1 | 730 | 358 | |||
| 1298 | DISANG AT GUNDAMGHAT, ASSAM | 19 | 27 | 24.3 | 5.2 | 5.7 | 5.6 | 6.6 | 7 | 6.8 | 67 | 237 | 138 | 1 | 2.7 | 2.0 | 0.1 | 1.2 | 0.41 | 0 | 360 | 90 | 1 | 1100 | 440 | |||
| 1258 | JHANJI AT N.H. CROSSING JORHAT, ASSAM | 18 | 27 | 23.3 | 4.9 | 7.4 | 6.5 | 6.7 | 7.8 | 7.1 | 105 | 560 | 235 | 0.8 | 2.7 | 1.5 | 0.1 | 0.11 | 0.10 | 0 | 0 | 0 | 360 | 730 | 607 | |||
| 1527 | BHOGDOI RIVER AT JORHAT ,ASSAM | 18 | 28 | 23.8 | 4.4 | 7.6 | 6.0 | 6.3 | 7.3 | 6.9 | 120 | 610 | 267 | 0.5 | 1.9 | 1.0 | 0.1 | 0.1 | 0.10 | 0 | 0 | 0 | 360 | 1500 | 863 | |||
| 1531 | *MORA BHARALI AT TEZPUR, ASSAM | 18 | 30 | 25.0 | 5.7 | 7.9 | 7.0 | 6.8 | 7.2 | 7.0 | 122 | 224 | 156 | 1.1 | 6.4 | 4.0 | 0.1 | 0.1 | 0.10 | 0 | 720 | 255 | 360 | 2200 | 1143 | |||
| 1423 | BORAK AT PANCHAGRAM , ASSAM | 10 | 13 | 11.3 | 4.5 | 7.1 | 6.4 | 6.7 | 7.3 | 7.0 | 79 | 600 | 231 | 0.5 | 2.6 | 1.7 | 0.1 | 0.1 | 0.10 | 0 | 360 | 240 | 730 | 1500 | 987 | |||
| 1528 | BHARALU RIVER AT GUWAHATI | 22 | 30 | 26.0 | 0 | 0.4 | 0.1 | 6.8 | 7 | 6.9 | 124 | 774 | 530 | 6.5 | 50 | 27.8 | 0.1 | 1.4 | 0.62 | 0 | 730 | 548 | 1500 | 2100 | 1800 | |||
| 1529 | DEEPAR BEEL, ASSAM* | 20 | 32 | 28.5 | 4 | 13 | 9.0 | 7 | 7.9 | 7.3 | 153 | 617 | 328 | 1.2 | 7.2 | 3.0 | 0.1 | 0.3 | 0.18 | 0 | 360 | 120 | 360 | 910 | 543 | |||
| 2068 | U/S OF KATHAKAL AT MATIJURI, DIST. HAILAKANDI, ASSAM | 10 | 12 | 10.8 | 5.8 | 7.2 | 6.8 | 6.8 | 7.7 | 7.2 | 89 | 640 | 261 | 0.9 | 1.6 | 1.3 | 0.1 | 0.1 | 0.10 | 0 | 0 | 0 | 1 | 360 | 240 | |||