WATER QUALITY DATA 2009 | ENVIS CPCB
WATER QUALITY OF MEDIUM & MINOR RIVERS IN MANIPUR, MIZORAM, MEGHALAYA & TRIPURA - 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
1424 IMPHAL AT MAHABALI, MANIPUR 18 28 23 6.8 8.9 7.6 7.5 7.6 7.5 138 568 307 0.6 2.9 1.5                   80 295 153
1457 IMPHAL AT KOIRENGEI, MANIPUR 19 27 23 8.1 8.9 8.4 7.3 7.6 7.4 69 125 106 1.2 1.5 1.4                   7 55 36
1458 IRIL AT PORAMPET, MANIPUR 19 28 23 8.2 9.9 9.0 7.3 8.1 7.8 216 229 221 0.5 2.1 1.3                   50 120 77
1624 IRIL LILONG, MANIPUR 23 28 25 7.9 9.8 8.7 7.1 7.7 7.4 201 521 318 1.1 1.7 1.5                   100 180 132
1625 NAMBUL HUMP BRIDGE, MANIPUR 22 29 25 1.3 2.4 1.9 6.8 7.7 7.3 413 619 537 0.9 24.5 9.9                   375 600 525
1626 NAMBUL HEIRANGOITHONG, MANIPUR 23 28 25 2 18.2 7.7 6.9 7.6 7.3 505 584 550 0.7 24.0 10.4                   425 755 603
1627 KIYAMGI, Imphal, MANIPUR 23 28 25 7.3 8.9 7.9 7.4 7.9 7.6 149 216 185 0.8 1.9 1.3                   85 135 115
1628 MINUTHONG IMPHAL RIVER, MANIPUR 23 28 26 7.2 8.8 8.0 7.4 7.7 7.6 155 248 202 1.9 3.1 2.5                   80 90 85
1925 KHUGA RIVER (CHURACHANDPUR DIST.) 20 28 25 7 7.8 7.4 7.1 8 7.6 158 321 214 0.9 3.1 1.8                   115 175 148
1926 KHUJAIROK RIVER, MOREH (CHANDEL DIST.) 20 28 23 7.6 9 8.3 7.1 8.1 7.7 168 213 185 0.9 3.1 2.0       0.2 0.2 0.2       3 125 75
1427 UMTREW AT BYRNIHAT EAST, MEGHALAYA 18 18 18 9.6 9.6 9.6 7.1 7.1 7.1 225 225 225 4.4 4.4 4.4 3.0 3.0 3.0 0.0 0.0 0.0 310 310 310 460 460 460
1428 KHARKHLA NEAR SUTNGA KHLIERIAT,JAINTIA HILLS DT.,MEGHALAYA 19 19 19 8.8 8.8 8.8 7.2 7.2 7.2 131 131 131 0.9 0.9 0.9                   205 205 205
2050 TLAWNG UPSTREAM AIZAWL 20 29 24 6.7 8.4 7.4 7 8.2 7.8 169 491 272 0.8 1.0 0.9       0.1 0.2 0.2 7 9 8 3 1100 295
2051 TLAWNG DOWNSTREAM AIZAWL 17 29 24 6.8 8.2 7.5 6.3 8.6 7.8 183 495 327 0.4 1.6 1.2       0.1 0.2 0.2 0 0 0 3 210 56
2052 TUIRIAL UPPER CATCHMENT 21 31 26 7 9.2 8.1 7.4 8.2 7.8 218 450 365 1.1 1.7 1.3       0.1 0.2 0.1 11 15 13 7 75 33
2053 TUIRIAL LOWER CATCHMENT 22 31 26 6.8 9.5 7.9 6.2 8.4 7.5 220 431 350 1.2 2.4 1.8       0.1 0.2 0.2 29 53 41 7 290 90
1403 GUMTI AT U/S SOUTH TRIPURA,TRIPURA 26 31 28 6.34 6.8 6.6 7.54 7.84 7.7 122 226 143 0.7 2.2 1.3 0.00 0.00 0.00 0.0 0.0 0.0 160 260 201 280 410 322
1404 GUMTI AT D/S SOUTH TRIPURA, TRIPURA 27 31 29 5.52 6.8 6.3 7.55 7.64 7.6 155 186 164 2.0 3.6 2.8 0.00 0.2 0.1 0.0 0.1 0.0 260 580 442 480 660 577
1726 CHANDRAPUR, AGARTALA D/S OF HAORA RIVER, TRIPURA 27 30 28 4.62 6.88 5.7 7.4 7.94 7.8 145 194 170 2.6 3.7 3.4 0.1 0.2 0.2 0.0 0.1 0.1 380 520 469 580 640 608
1631 MYNTDU JAINTIA HILLS MEGHALAYA 16 25 21 1.8 9 6.4 6.8 7.3 7.025 155.5 215 187.63 1.2 7 3.175 1.8 3.5 2.675       1700 2700 2225 2200 3400 2925
1633 SIMSANG, WILLIAMNAGAR, MEGHALAYA 23 27 25 7.4 9.2 8.35 7 7.4 7.125 0 168 110.75 1 2.5 1.525 2 3.7 3.075       170 330 252.5 280 460 355
1632 GANOL, TURA, MEGHALAYA 21 27 24 7.2 9.2 8.45 6.8 7.2 6.95 0 155 104.25 0.9 1.8 1.2 0 4.2 2.6       170 330 222.5 220 460 312.5