| WATER QUALITY DATA 2008 | CPCB ENVIS | ||||||||||||||||||||||||||||
| WATER QUALITY OF MEDIUM & MINOR RIVERS IN MANIPUR, MIZORAM, MEGHALAYA & TRIPURA - 2008 | ||||||||||||||||||||||||||||
| STATION CODE | LOCATIONS | TEMPERATURE ºC | 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 | ||||||||||||||||||||||
| 1424 | IMPHAL AT MAHABALI, MANIPUR | 26 | 27 | 27 | 7.4 | 8.3 | 7.9 | 6.5 | 6.9 | 6.7 | 97 | 142 | 120 | 1.2 | 1.2 | 1.2 | 10 | 260 | 135 | |||||||||
| 1457 | IMPHAL AT KOIRENGEI, MANIPUR | 22 | 29 | 26 | 5.6 | 6.7 | 6.2 | 7.1 | 7.5 | 7.3 | 127 | 143 | 135 | 1.8 | 1.8 | 1.8 | 10 | 215 | 113 | |||||||||
| 1627 | KIYAMGI, MANIPUR | 25 | 28 | 27 | 8.1 | 8.2 | 8.2 | 7.3 | 7.8 | 7.6 | 120 | 231 | 176 | 1.9 | 1.9 | 1.9 | 10 | 260 | 135 | |||||||||
| 1628 | MINUTHONG(IMPHAL RIVER, MANIPUR | 28 | 28 | 28 | 5.6 | 7.6 | 6.6 | 7.2 | 7.5 | 7.4 | 82 | 141 | 112 | 1.2 | 1.2 | 1.2 | 30 | 152 | 91 | |||||||||
| 1458 | IRIL AT PORAMPET, MANIPUR | 24 | 28 | 26 | 7.3 | 8.4 | 7.9 | 7.6 | 7.9 | 7.8 | 140 | 251 | 196 | 0.8 | 0.8 | 0.8 | 5 | 140 | 73 | |||||||||
| 1624 | LILONG, MANIPUR | 28 | 29 | 29 | 8.4 | 9.5 | 9.0 | 7.9 | 8.1 | 8.0 | 140 | 397 | 269 | 1.8 | 1.8 | 1.8 | 40 | 270 | 155 | |||||||||
| 1925 | KHUGA RIVER (CHURACHANDPUR DIST.) | 28 | 28 | 28 | 8 | 8 | 8.0 | 698 | 698 | 698 | - | - | - | |||||||||||||||
| 1926 | KHUJAIROK RIVER, MOREH (CHANDEL DIST.) | 30 | 30 | 30 | 9.6 | 9.6 | 9.6 | 7.6 | 7.6 | 7.6 | 633 | 633 | 633 | - | - | - | 30 | 30 | 30 | |||||||||
| 1625 | HUMP BRIDGE, MANIPUR | 26 | 29 | 27 | 2.5 | 3.8 | 3.2 | 6.7 | 6.9 | 6.8 | 43 | 735 | 389 | 26 | 26 | 26 | 375 | 890 | 633 | |||||||||
| 1626 | HEIRANGOITHONG, MANIPUR | 27 | 29 | 28 | 3.6 | 7.3 | 5.5 | 7.2 | 7.8 | 7.5 | 32 | 717 | 375 | 24 | 24 | 24 | 350 | 415 | 383 | |||||||||
| 1428 | KYRHUKHLA NEAR SUTNGA KHLIERIAT,JAINTIA HILLS DT.,MEGHALAYA | 19 | 19 | 19 | 5 | 5 | 5.0 | 3.2 | 3.2 | 3.2 | 630 | 630 | 630 | 7 | 7 | 7 | 2.5 | 2.5 | 2.5 | 27 | 27 | 27 | 33 | 33 | 33 | |||
| 2050 | TLAWNG UPSTREAM AIZAWL | 20 | 31 | 26 | 6.4 | 7.8 | 7.0 | 7.5 | 8.1 | 7.8 | 70 | 145 | 122 | 0.3 | 0.9 | 0.65 | 0.1 | 0.1 | 0.10 | 3 | 3 | 3 | ||||||
| 2051 | TLAWNG DOWNSTREAM AIZAWL | 21 | 31 | 26 | 5.7 | 8.7 | 7.2 | 7.6 | 8 | 7.8 | 82 | 149 | 130 | 0.5 | 1.2 | 0.93 | 0.1 | 0.1 | 0.1 | 0.1 | 0.2 | 0.13 | 3 | 3 | 3 | |||
| 2052 | TUIRIAL UPPER CATCHMENT | 20 | 31 | 25 | 4.3 | 7.6 | 6.6 | 7.8 | 8.3 | 8.0 | 88 | 182 | 151 | 0.4 | 1.6 | 0.98 | 0.1 | 0.1 | 0.10 | 3 | 7 | 6 | ||||||
| 2053 | TUIRIAL LOWER CATCHMENT | 20 | 31 | 25 | 5.4 | 7.4 | 6.7 | 7.7 | 8.1 | 7.9 | 165 | 220 | 188 | 0.6 | 1.7 | 1.03 | 0.1 | 0.2 | 0.13 | 3 | 15 | 8 | ||||||
| 1403 | GUMTI AT U/S SOUTH TRIPURA,TRIPURA | 26 | 30 | 28 | 6 | 6.3 | 6.1 | 7.4 | 8.1 | 7.7 | 110 | 130 | 120 | 0.5 | 2.45 | 1.36 | 110 | 440 | 264 | 180 | 530 | 350 | ||||||
| 1404 | GUMTI AT D/S SOUTH TRIPURA, TRIPURA | 26 | 31 | 29 | 4.2 | 6.89 | 5.4 | 7.1 | 7.7 | 7.3 | 130 | 153 | 141 | 0.8 | 4.0 | 2.67 | 0.01 | 0.13 | 0.08 | 17 | 550 | 285 | 260 | 620 | 510 | |||
| 1726 | CHANDRAPUR, AGARTALA D/S OF HAORA RIVER, TRIPURA | 27 | 30 | 28 | 5.2 | 6.4 | 5.8 | 7.6 | 8.0 | 7.8 | 125 | 180 | 161 | 2.5 | 3.5 | 2.93 | 0.01 | 0.14 | 0.10 | 420 | 560 | 518 | 560 | 610 | 588 | |||