| WATER QUALITY DATA 2012 | CPCB ENVIS | ||||||||||||||||||||||||||
| GROUND WATER QUALITY IN ASSAM- 2012 | ||||||||||||||||||||||||||
| STATION CODE | LOCATIONS | STATE | TEMPERATURE șC | pH | CONDUCTIVITY (”mhos/cm) | B.O.D. (mg/l) | NITRATE- N+ NITRITE-N (mg/l) | FECAL COLIFORM (MPN/100ml) | TOTAL COLIFORM (MPN/100ml) | FLUORIDE | ||||||||||||||||
| 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 | 6.5-8.5 | < 3 mg/l | < 2500 MPN/100ml | < 5000 MPN/100ml | < 1.0 mg/l | |||||||||||||||||||||
| 1533 | *DIGBOI, TINSUKIA DISTT., ASSAM | ASSAM | 23 | 24 | 23.5 | 5.9 | 6.9 | 6.4 | 234 | 518 | 376 | 0.3 | 0.8 | 0.55 | 0.1 | 0.35 | 0.2 | 1 | 1 | 1 | 0.56 | 0.56 | 0.56 | |||
| 1534 | *KARBI ANGLONG DISTT., ASSAM | ASSAM | 32 | 35 | 33.5 | 4.7 | 5.8 | 5.3 | 714 | 847 | 781 | 1.9 | 3.2 | 2.55 | 0.1 | 0.14 | 0.1 | 1 | 1 | 1 | 0.57 | 0.57 | 0.57 | |||
| 1535 | *SIBSAGAR , ASSAM | ASSAM | 20 | 27 | 23.5 | 6.2 | 6.7 | 6.5 | 243 | 365 | 304 | 1.2 | 2.5 | 1.85 | 0.1 | 0.25 | 0.2 | 1 | 1 | 1 | 0.53 | 0.53 | 0.53 | |||
| 1536 | *SIBSAGAR, ASSAM | ASSAM | 19 | 24 | 21.5 | 6 | 7.1 | 6.6 | 140 | 175 | 158 | 0.9 | 2.2 | 1.55 | 0.1 | 0.17 | 0.1 | 1 | 1 | 1 | 0.68 | 0.68 | 0.68 | |||
| 1537 | *(JORHAT, ASSAM | ASSAM | 22 | 30 | 26 | 6.1 | 7 | 6.6 | 115 | 430 | 273 | 1.4 | 3.1 | 2.25 | 0.12 | 0.28 | 0.2 | 1 | 1 | 1 | 0.29 | 0.29 | 0.29 | |||
| 1538 | *SILCHAR, ASSAM | ASSAM | 12 | 15 | 13.5 | 6.5 | 7.1 | 6.8 | 711 | 913 | 812 | 3.9 | 6.5 | 5.2 | 0.17 | 0.31 | 0.2 | 1 | 1 | 1 | 0.34 | 0.34 | 0.34 | |||
| 1539 | *BARPETA, ASSAM | ASSAM | 24 | 26 | 25 | 6.5 | 7.5 | 7 | 111 | 562 | 337 | 0.4 | 1.6 | 1 | 0.1 | 0.19 | 0.1 | 1 | 1 | 1 | 0.28 | 0.28 | 0.28 | |||
| 1540 | *BONAIGAON, ASSAM | ASSAM | 23 | 25 | 24 | 6.6 | 6.9 | 6.8 | 264 | 630 | 447 | 0.8 | 1.2 | 1 | 0.16 | 0.4 | 0.3 | 1 | 1 | 1 | 0.53 | 0.53 | 0.53 | |||
| 1541 | *GUWAHATI, ASSAM | ASSAM | 25 | 25 | 25 | 6.4 | 6.9 | 6.7 | 387 | 476 | 432 | 1 | 1.5 | 1.25 | 0.12 | 0.26 | 0.2 | 910 | 910 | 910 | 0.35 | 0.35 | 0.35 | |||
| 1542 | *GUWAHATI, ASSAM | ASSAM | 25 | 29 | 27 | 7.1 | 8.1 | 7.6 | 412 | 561 | 487 | 1.9 | 3.4 | 2.65 | 0.1 | 0.1 | 0.1 | 300 | 300 | 300 | 1 | 1 | 1 | |||
| 2243 | GROUND WATER FROM LEDO, MARGHERITA | ASSAM | 24 | 25 | 24.5 | 5.1 | 6.1 | 5.6 | 324 | 532 | 428 | 0.5 | 2.1 | 1.3 | 3.61 | 10.54 | 7.1 | 1 | 1 | 1 | 0.53 | 0.53 | 0.53 | |||
| 2244 | GROUND WATER FROM NAZIRA | ASSAM | 20 | 25 | 22.5 | 6.4 | 6.8 | 6.6 | 283 | 286 | 285 | 2.7 | 3.4 | 3.05 | 0.1 | 0.2 | 0.2 | 1 | 5 | 3 | 0.67 | 0.67 | 0.67 | |||
| 2245 | GROUND WATER FROM NUMALIGARH (NEAR NRL TE LABOR COLONY) | ASSAM | 27 | 32 | 29.5 | 5.1 | 6.3 | 5.7 | 66 | 104 | 85 | 1.3 | 2.3 | 1.8 | 0.1 | 0.22 | 0.2 | 1 | 1 | 1 | 0.26 | 0.26 | 0.26 | |||
| 2246 | GROUND WATER FROM SEMENCHAPARI | ASSAM | 20 | 24 | 22 | 6.4 | 6.8 | 6.6 | 139 | 468 | 304 | 1.7 | 3.1 | 2.4 | 0.1 | 0.2 | 0.2 | 1 | 1 | 1 | 0.66 | 0.66 | 0.66 | |||
| 2247 | GROUND WATER FROM SILAPATHAR | ASSAM | 20 | 24 | 22 | 6.3 | 6.3 | 6.3 | 255 | 292 | 274 | 2.5 | 3.5 | 3 | 0.1 | 0.21 | 0.2 | 1 | 1 | 1 | 0.64 | 0.64 | 0.64 | |||
| 2248 | GROUND WATER FROM LAKHIMPUR TOWN | ASSAM | 21 | 24 | 22.5 | 5.6 | 6.3 | 6 | 70 | 483 | 277 | 1.5 | 3 | 2.25 | 0.1 | 0.13 | 0.1 | 1 | 1 | 1 | 0.56 | 0.56 | 0.56 | |||
| 2249 | GROUND WATER FROM TEZPUR (MISSION CHARIALI) | ASSAM | 20 | 24 | 22 | 6.6 | 6.8 | 6.7 | 127 | 142 | 135 | 0.4 | 1.4 | 0.9 | 0.1 | 0.17 | 0.1 | 1 | 1 | 1 | 0.33 | 0.33 | 0.33 | |||
| 2250 | GROUND WATER FROM NAGAON (PANIGAON) | ASSAM | 28 | 29 | 28.5 | 6.4 | 6.8 | 6.6 | 519 | 839 | 679 | 0.8 | 0.8 | 0.8 | 0.1 | 0.15 | 0.1 | 1 | 1 | 1 | 0.6 | 0.6 | 0.6 | |||
| 2251 | GROUND WATER FROM JAGIROAD NR HPC EFFLUENT DISCHARGE POINT | ASSAM | 27 | 28 | 27.5 | 6.9 | 7.2 | 7.1 | 305 | 313 | 309 | 1.7 | 2.9 | 2.3 | 0.12 | 0.19 | 0.2 | 1 | 1 | 1 | 0.87 | 0.87 | 0.87 | |||
| 2252 | GROUND WATER NR MSW DUMPING SITE AT GARCHUK-GUWAHATI | ASSAM | 25 | 28 | 26.5 | 6.6 | 7.4 | 7 | 262 | 266 | 264 | 2 | 2.4 | 2.2 | 0.1 | 0.14 | 0.1 | 1 | 1 | 1 | 0.54 | 0.54 | 0.54 | |||
| 2253 | GROUND WATER FROM NALBARI | ASSAM | 24 | 26 | 25 | 6.6 | 6.8 | 6.7 | 289 | 428 | 359 | 1.5 | 3.2 | 2.35 | 0.1 | 0.16 | 0.1 | 1 | 1 | 1 | 0.46 | 0.46 | 0.46 | |||
| 2254 | GROUND WATER FROM BARPETA ROAD(RLY STATION) | ASSAM | 23 | 25 | 24 | 5.8 | 7.1 | 6.5 | 101 | 910 | 506 | 0.3 | 2.7 | 1.5 | 0.1 | 0.15 | 0.1 | 1 | 1 | 1 | 0.56 | 0.56 | 0.56 | |||
| 2255 | GROUND WATER NEAR BPRL, DHALIGAON | ASSAM | 24 | 27 | 25.5 | 6 | 7 | 6.5 | 357 | 448 | 403 | 0.7 | 2.5 | 1.6 | 0.1 | 0.1 | 0.1 | 1 | 1 | 1 | 0.53 | 0.53 | 0.53 | |||
| 2256 | GROUND WATER FROM KOKRAJHAR DISTRICT (HS SCHOOL ) | ASSAM | 24 | 30 | 27 | 5.9 | 6.4 | 6.2 | 78 | 107 | 93 | 0.8 | 1.8 | 1.3 | 0.13 | 0.41 | 0.3 | 1 | 1 | 1 | 0.56 | 0.56 | 0.56 | |||
| 2257 | GROUND WATER FROM DHUBRI DISTRICT (COLLEGE NAGAR ) | ASSAM | 23 | 31 | 27 | 6.5 | 6.8 | 6.7 | 345 | 422 | 384 | 0.3 | 0.8 | 0.55 | 0.1 | 0.22 | 0.2 | 1 | 1 | 1 | 0.78 | 0.78 | 0.78 | |||
| 2258 | GROUND WATER FROM GOALPARA DIST. (GOALPARA COLLEGE ) | ASSAM | 28 | 28 | 28 | 6.1 | 6.1 | 6.1 | 362 | 362 | 362 | 0.6 | 0.6 | 0.6 | 0.1 | 0.1 | 0.1 | 1 | 1 | 1 | 0.57 | 0.57 | 0.57 | |||
| 2259 | GROUND WATER FROM DIPHU (GOVT. COLLEGE) | ASSAM | 32 | 36 | 34 | 6.7 | 7 | 6.9 | 191 | 935 | 563 | 1.5 | 1.5 | 1.5 | 0.13 | 0.13 | 0.1 | 1 | 1 | 1 | 0.69 | 0.69 | 0.69 | |||
| 2261 | GROUND WATER FROM HAFLONG | ASSAM | 10 | 25 | 17.5 | 5.6 | 7.6 | 6.6 | 86 | 166 | 126 | 1.2 | 6.5 | 3.85 | 0.1 | 0.12 | 0.1 | 1 | 1 | 1 | 0.43 | 0.43 | 0.43 | |||
| 2262 | GROUND WATER FROM KARIMGANJ (COLLEGE) | ASSAM | 13 | 13 | 13 | 6.5 | 6.5 | 6.5 | 302 | 302 | 302 | 5.4 | 5.4 | 5.4 | 0.1 | 0.19 | 0.1 | 1 | 1 | 1 | ||||||
| 2263 | GROUND WATER FROM HIALAKANDI (NEAR ASTC BUS STAND ) | ASSAM | 15 | 15 | 15 | 6.3 | 6.3 | 6.3 | 142 | 142 | 142 | 3.4 | 3.4 | 3.4 | 0.22 | 0.22 | 0.2 | 1 | 1 | 1 | 0.63 | 0.63 | 0.63 | |||
| 2264 | GROUND WATER IN PANCHGRAM MARKET NEAR CACHAR PAPER MILL | ASSAM | 12 | 15 | 13.5 | 6.7 | 6.8 | 6.8 | 431 | 690 | 561 | 3.3 | 5.2 | 4.25 | 0.1 | 0.1 | 0.1 | 1 | 1 | 1 | 0.34 | 0.34 | 0.34 | |||