WATER QUALITY DATA 2007 | CPCB ENVIS
WATER QUALITY OF GROUND WATER IN ASSAM, MEGHALAYA, MIZORAM & TRIPURA - 2007
STATION CODE LOCATIONS TEMPERATURE şC pH CONDUCTIVITY (µmhos/cm) C.O.D. (mg/l) B.O.D. (mg/l) NITRATE (mg/l) NITRITE  (mg/l) AMMONIA - 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 MIN MAX MEAN
1533 *DIGBOI, TINSUKIA DISTT.,  ASSAM 7 26 16 6.6 7.2 6.9 338 355 347 19.5 19.5 19.5 0.6 1.5 1.1 0.20 0.30 0.30       0.50 0.50 0.50       0 360 180
1534 *KARBI  ANGLONG DISTT., ASSAM 23 23 23 6.8 6.8 6.8 309 309 309 4.4 4.4 4.4 1.6 1.6 1.6 0.10 0.10 0.10       0.90 0.90 0.90            
1535 *SIBSAGAR , ASSAM 23 25 24 6.6 6.8 6.7 240 469 355 16.5 16.5 16.5 0.2 4.5 2.4 0.10 0.30 0.20       0.50 0.50 0.50 0 730 365 0 1500 750
1536 *SIBSAGAR, ASSAM 21 23 22 6.8 6.9 6.9 238 270 254 6.0 6.0 6.0 2.5 4.3 3.4 0.10 0.10 0.10       0.10 0.10 0.10 0 2100 1050 0 9300 4650
1537 *(JORHAT, ASSAM 20 26 23 6.9 7.4 7.2 97 360 229 2.8 2.8 2.8 0.8 1.1 1 0.30 1.00 0.70             0 910 455 360 1400 880
1538 *SILCHAR, ASSAM 26 28 27 6.0 6.7 6.4 316 405 361 9.3 9.3 9.3 0.5 1.6 1.1 0.10 0.70 0.40             1500 1500 1500 2800 240000 121400
1539 *BARPETA, ASSAM 28 29 29 7.2 8.1 7.7 441 538 490 11.0 11.0 11.0 0.3 6.8 3.6 0.10 0.10 0.10       0.40 0.40 0.40 720 1500 1110 2700 9300 6000
1540 *BONAIGAON, ASSAM 26 27 27 6.8 6.8 6.8 492 1294 893 3.1 3.1 3.1 0.2 0.9 0.6 0.40 0.40 0.40             910 4300 2605 4300 9300 6800
1541 *GUWAHATI, ASSAM 19 30 26 6.4 7.8 7.3 142 454 288 6.8 12.6 9.6 1.1 2.4 1.78 0.10 0.86 0.39       0.10 1.12 0.60 330 4300 1230 790 9300 2664
1542 *GUWAHATI, ASSAM 25 29 27 6.1 6.5 6.3 157 329 243 5.6 5.6 5.6 1.0 12.0 6.5 0.10 2.50 1.30       0.40 0.40 0.40 360 2100 1230 910 15000 7955
1634 POLICE BAZAR, SHILLONG, MEGHALAYA 17 19 18 7.2 7.5 7.4 160 183 172 6.0 6.0 6.0 2.8 3 2.9 6.70 8.20 7.50 0.10 0.10 0.10       23 33 28 46 70 58
1635 MAWLAI, SHILLONG,  MEGHALAYA 17 20 18 6.9 7.1 7.0 235 245 240       2.5 2.8 2.7 9.20 12 10.6 0.10 0.10 0.10       23 140 82 43 170 107
1636 INDUSTRIAL ESTATE, BYRNIHAT, MEGHALAYA 20 25 23 7.0 7.2 7.1 236 250 243 10.8 10.8 10.8 1.2 1.7 1.5 1.20 9.10 5.20 0.10 0.10 0.10       17 23 20 26 33 30
1637 SOHRA CHERRAPUNJEE, MEGHALAYA 20 24 22 6.5 6.8 6.7 109 145 127 6.4 6.4 6.4 0.3 0.4 0.4 2.80 7.20 5.00 0.10 0.10 0.10       17 21 19 26 33 30
1638 SHANGPUNG, MEGHALAYA 15 19 17 7.0 7.1 7.1 125 137 131 9.6 9.6 9.6 0.6 1.1 0.9 0.20 4.20 2.20 0.10 0.10 0.10       21 22 22 26 33 30
2054 RAMHLUM (NORTHERN PART), MIZORAM 19 25 22 6.0 6.8 6.4 318 474 415       0.3 1.2 0.7       0.20 0.20 0.20             7 7 7
2055 MISSION VENGTHLANG (SOUTHERN PART), MIZORAM 19 24 21 6.6 7.6 7.1 394 740 594       0.2 2 0.9       0.10 0.10 0.10             3 3 3
1405 WELL AT UDAIPUR (TUBEWELL), TRIPURA 25 28 26 6.8 8.0 7.3 470 513 490             0.1 1.70 1.03 0.10 0.10 0.10                  
1406 WELL AROUND UDAIPUR (TUBEWELL), TRIPURA 25 28 26 7.1 8.0 7.6 280 350 308             0 1.40 0.62 0.10 0.10 0.10                  
1730 KUNJBAN, AGARTALA, TRIPURA 27 27 27 5.6 5.6 5.6 130 130 130             0.1 0.05 0.05                        
1731 LANKAMURA, TRIPURA 28 28 28 6.5 6.5 6.5 48 48 48             0.1 0.05 0.05 0.10 0.10 0.10                  
1732 A.D.NAGAR, AGARTALA, TRIPURA 26 26 26 5.9 5.9 5.9 62 62 62             0.1 0.05 0.05                        
1733 SHIBNAGAR, AGARTALA, TRIPURA 26 26 26 6.6 6.6 6.6 110 110 110             0.1 0.05 0.05                        
1734 GANDHIGRAM, AGARTALA, TRIPURA 27 27 27 7.2 7.2 7.2 85 85 85             0.1 0.05 0.05