| WATER QUALITY DATA 2009 | ENVIS CPCB | ||||||||||||||||||||||||||||
| WATER QUALITY OF RIVER DHANSIRI AND ITS TRIBUTARY STREAMS DZU & CHATHE - 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 | ||||||||||||||||||||||
| 1796 | DHANSIRI AT FULL NAGARJAN, NAGALAND | 19 | 34 | 26.3 | 4 | 9.2 | 7.0 | 7.1 | 8.2 | 7.6 | 123 | 264 | 194 | 0.2 | 0.8 | 0.5 | 0.75 | 4.2 | 2.5 | |||||||||
| 1799 | DHANSIRI SAT TOWN BOUNDARY BRIDGE (DIPHU ROAD), NAGALAND | 13 | 32 | 23.0 | 3.4 | 7.2 | 5.5 | 7.1 | 7.9 | 7.6 | 189 | 200 | 194 | 0.2 | 0.8 | 0.5 | 5.8 | 5.8 | 5.8 | |||||||||
| 1797 | BRIDGE NEAR PURANA BAZAAR, NAGALAND | 20 | 32 | 26.8 | 3 | 8.8 | 6.3 | 7 | 8.1 | 7.7 | 132 | 218 | 175 | 0.4 | 1.6 | 0.9 | 1.54 | 5 | 3.3 | |||||||||
| 1800 | DHANSIRI AT NUTON BASTI, NAGALAND | 15 | 32 | 25.0 | 1.2 | 4 | 2.5 | 6.7 | 8 | 7.3 | 136 | 245 | 193 | 0.6 | 2 | 1.3 | 4.96 | 5 | 5.0 | |||||||||
| 1798 | DHANSIRI NEAR CHECK GATE (DIMAPUR KHUTKHUTI ROAD), NAGALAND | 20 | 33 | 27.5 | 3.2 | 9.6 | 6.6 | 7.5 | 8.3 | 7.9 | 182 | 268 | 221 | 0.2 | 1.4 | 0.7 | 1.56 | 5.1 | 3.3 | |||||||||
| 1259 | DHANSIRI AT GOLAGHAT, ASSAM | 24 | 32 | 28.5 | 6.4 | 7 | 6.8 | 6.7 | 7.3 | 7.0 | 140 | 222 | 185 | 0.6 | 4.5 | 2.3 | 0.1 | 0.1 | 0.1 | 0 | 0 | 0 | 360 | 360 | 360 | |||
| 1928 | DHANSIRI AT NAGALAND-ASSAM BORDER, DIMAPUR | 18 | 32 | 26.3 | 3.2 | 8 | 5.3 | 7.1 | 8 | 7.5 | 143 | 263 | 201 | 0.4 | 1.4 | 0.9 | 0.6 | 6.2 | 3.4 | |||||||||
| 1930 | DZU D/S KOHIMA TOWN | 15 | 25 | 20.3 | 4.4 | 7.2 | 5.7 | 8 | 8.4 | 8.2 | 215 | 386 | 287 | 0.2 | 0.8 | 0.4 | 0.68 | 4.3 | 2.5 | |||||||||
| 1929 | CHATHE AT MEDZIPHEMA, DIMAPUR | 19 | 32 | 26.3 | 3.8 | 6.4 | 5.6 | 7.3 | 7.8 | 7.7 | 68 | 144 | 98 | 0.1 | 0.8 | 0.4 | 0.88 | 4.1 | 2.5 | |||||||||