WATER QUALITY DATA 2009 | ENVIS CPCB
WATER QUALITY OF RIVER CAUVERY - 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
1198 CAUVERY AT NAPOKULU BDG (D/S), KARNATAKA 20 28 24.5 5.2 9 7.4 6.5 8.4 7.6 65 570 318 1 1 1.0 0.1 1.26 0.54       350 350 350 350 350 350
1195 CAUVERY AT KUSHAL NAGAR U/S (NEAR BAICHANAHALLI), KARNATAKA 22 31 27.3 6.1 10.3 8.0 6.6 8.9 7.6 68 530 249 1 1 1.0 0.06 1 0.53       1600 1600 1600 1600 1600 1600
33 CAUVERY AT KRS DAM,BALAMURIKSHETRA,KARNATAKA 26 30 28.1 6.6 9.5 8.0 6.8 8.9 8.2 89 319 235 1 1 1.0 0.17 1.68 0.79       4 1601 1281 7 1600 1281
1386 CAUVERY AT D/S OF KAREKUARA VILLAGE, KARNATAKA 24 29 27.4 6.9 9.3 8.3 7.1 8.7 8.2 106 334 253 1 1 1.0 0.2 2.56 0.92       1600 1600 1600 1600 1600 1600
1171 CAUVERY AT SRI RANGAPATTANNA,D/S OF ROAD BDG.,KARNATAKA 25 34 27.8 3.8 8.2 6.9 6.8 8.7 7.9 163 364 291 1 2 1.1 0.3 1.69 0.90       1600 1600 1600 1600 1600 1600
34 CAUVERY AT SATHYAGALAM BRIDGE, KARNATAKA 26 30 28.2 6.1 8.5 7.5 6.9 8.8 8.4 128 430 316 1 1 1.0 0.1 1.28 0.49       1600 1600 1600 1600 1600 1600
50 CAUVERY AT METTUR, TAMIL NADU 25 28 26.6 5.2 8.6 6.8 7.5 8.9 8.1 330 550 477 0.5 4.3 1.8 0.1 0.2 0.13 0.1 0.7 0.15 90 220 158 330 470 375
1322 CAUVERY AT 1KM. D/S OF BHAVANI RIVER CONFL., TAMILNADU 28 29 28.1 5.1 7.5 6.4 7.4 8.9 8.0 307 652 476 0.1 2.5 0.9 0.1 0.2 0.11 0.1 0.3 0.13 80 260 163 270 490 382
51 CAUVERY AT PALLIPPALAYAM, TAMIL NADU 25 29 27.2 2.8 7.8 6.0 7.3 8.7 7.9 319 728 564 0.9 7.5 2.0 0.1 0.6 0.18 0.1 0.5 0.16 110 700 243 330 1100 528
1320 CAUVERY AT ERODE NEAR CHIRAPALAYAM, TAMILNADU 27 30 28.2 1.5 7.6 4.2 7.3 8.8 7.9 399 1250 701 0.2 17 4.7 0.1 0.3 0.13       140 5400 1044 330 9200 2013
1323 CAUVERY AT VELORE NEAR KATTIPALAYAM, TAMILNADU 25 29 26.9 6.1 8.3 7.5 7.4 8.6 8.1 313 1036 643 0.3 1.9 0.8 0.1 0.7 0.18 0.1 0.3 0.13 60 220 146 170 470 352
1324 CAUVERY AT MOHANUR NEAR PATTAIPALAYAM, TAMILNADU 25 29 27.0 5.4 8.5 7.1 7.5 8.8 8.0 331 1011 681 0.1 1.9 0.9 0.1 0.9 0.21 0.1 0.3 0.14 50 260 137 140 470 323
1451 CAUVERY AT THIRUMUKKUDAL-CONFL. PT.OF R. AMRAVATI,TAMILNADU 27 30 28.5 6.6 8.2 7.7 8.1 8.8 8.4 426 985 693 0.4 0.9 0.7 0.1 0.4 0.18 0.1 0.1 0.10 40 170 110 170 340 270
31 CAUVERY AT MUSIRI, TAMIL NADU 27 30 28.5 6.6 8.6 7.6 8 8.8 8.3 480 939 675 0.6 0.9 0.8 0.1 0.2 0.15 0.1 0.2 0.13 60 210 138 220 390 315
1202 CAUVERY AT TIRUCHIRAPPALLI U/S, TAMILNADU 27 30 28.0 6.2 9 7.7 8 8.6 8.3 402 946 657 0.5 0.8 0.6 0.1 0.2 0.13 0.1 0.1 0.10 90 210 130 200 470 315
1325 CAUVERY AT TIRUCHIRAPPALLI D/S, TAMILNADU 26 29 28.0 3.6 8.6 6.4 7.7 8.3 8.1 470 2190 1033 0.7 15.7 4.6 0.1 0.2 0.13 0.1 0.1 0.10 110 2100 615 270 9200 2530
1203 CAUVERY AT TRICHY,GRAND ANAICUT, TAMILNADU 26 32 28.6 3.3 8.9 7.1 7.2 8.8 8.1 454 1360 944 0.2 8.4 2.2 0.1 1.3 0.23       80 940 221 270 1400 453
1206 CAUVERY AT THANJAVUR, TAMILNADU 27 29 28.0 8.6 9.6 9.1 7.9 8.1 8.0 373 681 527 0.8 0.9 0.9 0.1 0.4 0.25 0.1 0.1 0.10 120 210 165 320 320 320
ESTUARINE ZONE                                                      
1326 CAUVERY AT COLEROON, TAMILNADU 26 34 30.4 2.6 8.6 7.3 7.4 8.9 8.1 438 16260 4609 0.4 3 1.2 0.1 0.7 0.17 0.1 0.3 0.13 2 220 128 40 400 316
1327 CAUVERY AT PITCHAVARAM, TAMILNADU 25 34 29.1 1.8 8.3 6.8 6.8 8.8 7.8 433 81800 9855 0.4 4 1.3 0.1 0.3 0.13 0.1 0.4 0.13 2 700 178 20 1100 369