WATER QUALITY DATA 2010 | CPCB ENVIS
 WATER QUALITY OF MEDIUM & MINOR RIVERS IN MANIPUR, MEGHALAYA, MIZORAM & TRIPURA - 2010
                                                     
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
1424 IMPHAL AT MAHABALI, MANIPUR 23 25 24 4.2 5.8 4.88 7.24 8.8 7.94 62 200 149 1.7 3.6 2.65                   15 540 165
1457 IMPHAL AT KOIRENGEI, MANIPUR 19 23 22 3.7 7.3 5.67 6.8 7.24 7.02 141 162 153 1 2.5 1.67                   5 50 22
1458 IRIL AT PORAMPET, MANIPUR 22 25 24 4.7 7.9 6 4.7 8.03 6.9 118 372 300 1.9 2.5 2.23                   10 290 91
1624 LILONG, MANIPUR 21 26 23 5 7.1 6.15 6.97 8 7.45 116 297 234 1.2 2.6 2                   60 650 222
1625 HUMP BRIDGE, MANIPUR 20 26 23 0.3 4.8 2.7 6.51 8.1 7.35 52 652 357 1.2 19 8.45                   225 850 636
1626 HEIRANGOITHONG, MANIPUR 23 26 24 0.6 4.9 2.98 6.67 8.2 7.52 107 651 422 1.3 11.1 5.53                   185 720 531
1627 KIYAMGI, MANIPUR 22 27 24 4.2 7 5.48 6.93 7.9 7.42 69 298 180 1.5 2.9 2.08                   45 320 136
1628 MINUTHONG(IMPHAL RIVER, MANIPUR 20 25 23 4.2 6.7 5.13 6.82 7.8 7.46 77 235 162 1.8 3.2 2.23                   40 680 211
1427 UMTREW AT BYRNIHAT EAST 20 28 25 6.2 8.5 7.85 7 7.2 7.13 225 270 254 6 8.5 6.68 3 4 3.35       240 420 345 420 550 488
1428 KYRHUKHLA NEAR SUTNGA KHLIERIAT,JAINTIA HILLS DT. 21 28 24 4.6 7.5 6.58 4.6 7.2 6.5 520 885 655 5 7.8 5.93 3.5 5 4       23 70 40 35 110 60
1631 MYNTDU RIVER JOWAI, MEGHALAYA 13 23 20 6.8 8.8 7.58 6.8 7.2 7.03 160 220 191 1.5 2.6 2.08 2 3.5 2.65       2100 2800 2350 2600 3500 2900
1632 GANOL RIVER TURA, MEGHALAYA 21 28 24 7.2 9.2 8.23 7 7.2 7.05 125 154 137 1 2 1.4 2.5 4.6 3.2 0.01 0.01 0.01 170 350 243 260 450 323
1633 SIMSANG RIVER WILLIAMNAGAR 21 32 25 7.4 9 8.23 7.3 7.5 7.38 125 165 143 1 2.5 1.55 3 4.2 3.55 0.01 0.01 0.01 220 340 255 290 480 360
2050 TLAWNG UPSTREAM AIZAWL 17 25 22 5.8 7.2 6.6 7.1 7.8 7.3 190 249 210 1 1.7 1.3       0.10 0.14 0.12 3 14 8.5 24 460 242
2051 TLAWNG DOWNSTREAM AIZAWL 17 25 22 5.8 7.4 6.8 6.9 7.5 7.2 149 256 220 1.3 1.8 1.5       0.11 0.19 0.14       44 150 97
2052 TUIRIAL UPPER CATCHMENT 17 29 23 6.2 7.4 6.8 6.9 7 7.0 282 359 317 1 1.8 1.5       0.11 0.14 0.12 7 9 8 14 75 45
2053 TUIRIAL LOWER CATCHMENT 17 29 23 5.6 7.6 6.4 6 7.3 6.7 257 385 323 1 1.7 1.4       0.12 0.14 0.13 15 23 19 120 290 205
1403 GUMTI AT U/S SOUTH TRIPURA 26 30.5 28 6.2 6.86 6.5 7.5 7.9 7.7 130 160 146 0.9 2.4 1.6       0.00 0.22 0.06 260 340 302 360 420 390
1404 GUMTI AT D/S SOUTH TRIPURA 27 29 28 5.52 6.86 6.2 7.6 7.9 7.7 162 183 176 3.1 3.8 3.5 0.18 0.24 0.2 0.00 0.16 0.06 460 580 532 580 610 592
1726 CHANDRAPUR, AGARTALA D/S OF HAORA RIVER, TRIPURA 27 30 29 5.2 6.8 6.3 7.7 8.4 8.0 160 230 198 3.45 4.8 4.2 0.21 0.52 0.3 0 0.18 0.1 420 580 524 640 740 686