WATER QUALITY OF RIVERS IN CAUVERY BASIN-2004
CODE BASIN RIVER MF LOCATION TEMPERATURE (°C) pH  CONDUCTIVITIY     (µmhos/cm) D.O (mg/l) B.O.D (mg/l) FAECAL COLIFORM (MPN/100 ml) TOTAL COLIFORM (MPN/100 ml) NITRITE (mg/l) NITRATE (mg/l) AMMONICAL NITROGEN (mg/l) TY C.O.D.
N MIN MAX MEAN N MIN MAX MEAN N MIN MAX MEAN N MIN MAX MEAN N MIN MAX MEAN N MIN MAX MEAN N MIN MAX MEAN N MIN MAX MEAN N MIN MAX MEAN N MIN MAX MEAN   N MIN MAX MEAN
    RIVER CAUVERY                                                                                          
1198 CAUVERY CAUVERY M CAUVERY AT NAPOKULU BDG (D/S), KARNATAKA 12 19 28 22 12 6.6 8.2 7.3 12 35 150 56 12 6.0 9.2 7.5 12 1.0 1.0 1.0 12 4 35 14 12 90 5300 2183 6 0.030 0.320 0.125 12 0.130 5.650 1.833 3 0.030 0.330 0.137 R 1 19.0 19.0 19.0
1195 CAUVERY CAUVERY M CAUVERY AT KUSHAL NAGAR U/S (NEAR BAICHANAHALLI), KARNATAKA 12 20 28 24 12 7.3 8.4 7.8 12 50 320 127 12 6.5 9.9 7.6 12 1.0 1.0 1.0 12 9 44 21 12 1500 11000 3317 6 0.070 0.770 0.278 12 0.180 9.700 3.085 3 0.030 0.370 0.177 R 1 27.0 27.0 27.0
33 CAUVERY CAUVERY M CAUVERY AT KRS DAM,BALAMURIKSHETRA,KARNATAKA 12 24 29 27 12 7.7 8.7 8.3 12 123 460 268 12 7.0 9.0 7.9 12 1.0 1.0 1.0 12 7 95 32 12 400 9300 3175 6 0.030 0.130 0.095 12 0.190 5.150 2.162 4 - 0.370 0.110 R 1 19.0 19.0 19.0
1386 CAUVERY CAUVERY M CAUVERY AT D/S OF KAREKUARA VILLAGE, KARNATAKA 12 25 28 28 12 7.8 8.7 8.3 12 150 500 299 12 6.5 9.0 7.9 12 1.0 1.0 1.0 12 4 64 24 12 930 11000 3019 6 0.050 0.800 0.202 12 0.230 5.610 2.320 3 0.030 0.370 0.150 R 1 22.0 22.0 22.0
1171 CAUVERY CAUVERY M CAUVERY AT SRI RANGAPATTANNA,D/S OF ROAD BDG.,KARNATAKA 12 26 29 28 12 6.9 8.7 7.9 12 176 530 352 12 5.7 8.0 6.7 12 1.0 1.0 1.0 12 7 53 23 12 1100 4200 2908 6 0.090 1.380 0.512 12 0.260 16.600 4.383 3 0.030 3.080 1.123 R 1 23.0 23.0 23.0
34 CAUVERY CAUVERY M CAUVERY AT SATHYAGALAM BRIDGE, KARNATAKA 12 25 29 27 12 7.6 8.7 8.2 12 114 432 330 12 6.6 9.0 7.6 12 1.0 1.0 1.0 12 4 240 37 12 900 4300 2358 6 0.070 0.330 0.150 12 0.150 11.300 3.393 4 - 0.450 0.135 R 1 27.0 27.0 27.0
50 CAUVERY CAUVERY M CAUVERY AT METTUR, TAMIL NADU 12 29 33 31 12 7.6 8.9 8.0 12 304 910 623 12 4.6 8.9 7.2 12 2.0 2.0 2.0 12 40 300 131 12 110 1700 550 12 0.005 0.344 0.054 - - - - - - - - R 1 31.0 31.0 31.0
1205 CAUVERY CAUVERY M BHAVANI AT BHAVANI, TAMILNADU 8 29 30 30 8 7.5 8.8 8.1 8 202 497 382 8 4.1 8.5 6.7 8 2.0 3.0 2.2 8 80 800 240 8 230 3000 1254 8 0.006 0.602 0.125 - - - - - - - - R 1 24.0 24.0 24.0
51 CAUVERY CAUVERY M CAUVERY AT PALLIPPALAYAM, TAMIL NADU 12 23 32 29 12 7.3 9.0 8.0 12 299 1953 860 12 3.5 8.6 6.3 12 2.0 9.0 3.2 12 2 7000 932 12 40 28000 4308 12 0.005 0.465 0.082 - - - - - - - - R 1 31.0 31.0 31.0
1320 CAUVERY CAUVERY M CAUVERY AT ERODE NEAR CHIRAPALAYAM, TAMILNADU 10 29 30 30 10 7.0 8.9 8.1 10 205 1058 495 10 3.3 9.1 5.7 10 2.0 9.0 3.5 9 110 17000 2179 10 220 50000 6432 10 0.005 1.005 0.169 - - - - - - - - R - - - -
1323 CAUVERY CAUVERY M CAUVERY AT VELORE NEAR KATTIPALAYAM, TAMILNADU 11 26 31 29 11 7.3 8.9 8.1 11 195 1256 639 11 3.9 8.4 6.7 11 2.0 5.0 2.6 11 40 800 214 11 170 2200 942 11 0.006 0.352 0.075 1 0.222 0.222 0.222 1 5.300 5.300 5.300 R 1 24.0 24.0 24.0
1324 CAUVERY CAUVERY M CAUVERY AT MOHANUR NEAR PATTAIPALAYAM, TAMILNADU 10 27 30 29 10 7.4 8.9 8.1 10 295 1935 752 10 5.5 8.7 7.2 10 2.0 3.9 2.3 10 40 800 172 10 70 3000 762 10 0.006 0.372 0.072 1 0.180 0.180 0.180 1 4.200 4.200 4.200 R 1 56.0 56.0 56.0
1451 CAUVERY CAUVERY Q CAUVERY AT THIRUMUKKUDAL-CONFL. PT.OF R. AMRAVATI,TAMILNADU 1 30 30 30 4 7.9 8.1 8.0 4 288 831 590 4 6.8 8.0 7.5 4 2.0 2.0 2.0 4 2 500 188 4 40 1100 615 4 0.005 0.310 0.104 - - - - 1 2.500 2.500 2.500 R 1 39.0 39.0 39.0
31 CAUVERY CAUVERY Q CAUVERY AT MUSIRI, TAMIL NADU - - - - 2 8.0 8.3 8.2 2 243 604 424 2 8.3 8.3 8.3 2 2.0 2.0 2.0 2 80 300 190 2 170 500 335 2 0.007 0.087 0.047 - - - - - - - - R - - - -
1202 CAUVERY CAUVERY Q CAUVERY AT TIRUCHIRAPPALLI U/S, TAMILNADU - - - - 2 8.0 8.1 8.1 2 293 558 426 2 8.1 8.2 8.2 2 2.0 2.0 2.0 2 140 500 320 2 340 1400 870 2 0.013 0.310 0.162 - - - - - - - - R - - - -
1325 CAUVERY CAUVERY Q CAUVERY AT TIRUCHIRAPPALLI D/S, TAMILNADU - - - - 2 7.3 7.5 7.4 2 386 788 587 2 6.1 6.6 6.3 2 2.0 5.0 3.5 2 170 500 335 2 700 1300 1000 2 0.063 0.619 0.341 - - - - - - - - R - - - -
1203 CAUVERY CAUVERY M CAUVERY AT TRICHY,GRAND ANAICUT, TAMILNADU - - - - 7 7.8 8.6 8.3 7 377 854 613 7 5.3 8.6 7.1 7 1.6 3.4 2.5 7 20 220 113 7 80 1300 500 7 0.005 0.799 0.186 - - - - - - - - R - - - -
    ESTUARINE STRETCH                                                                                          
1326 CAUVERY CAUVERY M CAUVERY AT COLEROON, TAMILNADU 11 26 32 30 11 7.0 8.4 7.8 11 422 38562 13990 11 5.4 8.6 7.5 11 2.0 2.0 2.0 11 2 170 61 11 2 5000 616 11 0.005 0.069 0.024 - - - - - - - - R 1 338.0 338.0 338.0
1327 CAUVERY CAUVERY M CAUVERY AT PITCHAVARAM, TAMILNADU 12 25 35 30 12 6.9 8.4 7.8 12 176 39720 14122 12 4.8 8.9 6.8 12 2.0 2.8 2.1 12 2 270 50 12 2 1700 240 12 0.005 0.174 0.028 - - - - - - - - R 1 519.0 519.0 519.0
    TRIBUTARIES                                                                                          
1199 CAUVERY HEMAVATI Q HEMAVATI AT D/S OF HOLENARASIPURA TOWN AT RAMADEVALA WEIR 4 21 26 23 4 7.0 7.8 7.3 4 197 1570 559 4 7.4 8.1 7.7 4 1.0 3.0 1.5 4 200 1200 550 4 900 2000 1400 2 0.050 0.260 0.155 4 0.450 0.640 0.530 2 0.060 0.720 0.390 R - - - -
1200 CAUVERY SHIMSHA Q SHIMSHA AT D/S OF HIGHWAY BRIDGE, YEDIYAR, KARNATAKA 1 28 28 28 2 7.3 7.6 7.5 2 700 1200 950 1 6.1 6.1 6.1 2 1.0 1.0 1.0 1 666 666 666 1 2000 2000 2000 1 0.020 0.020 0.020 1 0.260 0.260 0.260 - - - - R - - - -
1166 CAUVERY SHIMSHA Q SHIMSHA AT D/S OF BRIDGE, HALAGUR, KARNATAKA 4 27 28 28 4 8.0 8.4 8.2 4 418 790 640 4 7.0 8.8 7.9 4 1.0 1.0 1.0 4 4 20 12 4 2300 4300 3700 2 0.170 0.480 0.325 4 0.280 8.200 4.845 1 0.060 0.060 0.060 R 1 30.0 30.0 30.0
1165 CAUVERY ARKAVATHI Q ARKAVATHI AT D/S OF KANAKAPURA TOWN, KARNATAKA 2 26 26 26 2 7.8 8.4 8.1 2 1100 1200 1150 2 5.4 6.5 6.0 2 2.0 3.0 2.5 2 666 1000 833 2 1000 2000 1500 2 0.003 0.616 0.309 2 0.070 1.000 0.535 - - - - R - - - -
1196 CAUVERY LAKSHMANTIRTHA Q LAKSHMANTIRTHA  AT D/S OF HUNSUR TOWN, KARNATAKA 6 24 27 25 6 7.8 9.0 8.3 6 264 780 572 6 5.6 8.4 7.0 6 1.0 1.0 1.0 6 4 43 16 6 1500 4300 2317 4 0.090 0.410 0.180 6 0.260 15.400 3.990 1 0.110 0.110 0.110 R 1 27.0 27.0 27.0
1207 CAUVERY KABBANI Q KABBANI AT MUTHANKARA, KERALA 4 23 28 26 4 6.5 7.3 7.0 4 45 136 77 4 6.4 7.6 7.0 4 0.1 1.0 0.5 4 110 300 193 4 340 700 535 - - - - 4 0.142 1.200 0.501 - - - - R 1 5.6 5.6 5.6
1197 CAUVERY KABBANI Q KABBANI AT SARAGUR VILLAGE D/S, KARNATAKA 4 26 28 27 4 7.8 8.3 8.0 4 107 366 276 4 6.8 8.2 7.5 4 1.0 1.0 1.0 4 11 460 240 4 2100 5300 2950 2 0.090 0.400 0.245 4 0.110 10.300 4.065 1 0.090 0.090 0.090 R 1 23.0 23.0 23.0
41 CAUVERY KABBANI Q KABBANI AT CAUSE WAY  SATTUR, KARNATAKA 4 25 29 27 4 7.5 8.5 8.1 4 111 365 257 4 6.0 8.6 7.3 4 1.0 1.0 1.0 4 4 23 12 4 900 2300 1601 2 0.120 0.380 0.250 4 0.200 11.700 5.152 1 0.080 0.080 0.080 R 1 15.0 15.0 15.0
1445 CAUVERY KABBANI Q KABBANI AT WATER INTAKE OF KIADB AT NANJANGUD,KARNATAKA 4 23 28 26 4 7.7 8.1 7.9 4 113 370 285 4 3.5 7.2 5.8 4 1.0 1.0 1.0 4 14 240 134 4 1500 4600 3250 2 0.150 0.350 0.250 4 0.180 12.900 5.152 1 0.030 0.030 0.030 R 1 23.0 23.0 23.0
1208 CAUVERY BHAVANI Q BHAVANI AT ELACHIVAZHY, KERALA 4 25 27 26 4 7.5 8.2 7.7 4 53 196 119 4 6.6 7.1 6.9 4 0.3 0.8 0.5 4 40 170 105 4 300 600 410 - - - - 4 0.042 0.520 0.259 - - - - R 1 3.2 3.2 3.2
1201 CAUVERY BHAVANI M BHAVANI AT PATHIRAKALIAMMAN KOIL, TAMILNADU 11 29 30 29 11 6.5 8.1 7.3 11 74 422 166 11 5.8 8.7 7.6 11 2.0 2.0 2.0 11 40 800 343 11 140 9000 1835 11 0.005 0.092 0.031 - - - - 1 4.200 4.200 4.200 R 1 16.0 16.0 16.0
1204 CAUVERY BHAVANI M BHAVANI AT SIRUMUGAI,TAMILNADU 11 30 31 30 11 6.3 7.9 7.3 11 85 241 144 11 6.4 8.6 7.7 11 2.0 2.0 2.0 11 20 1300 514 11 90 9000 2303 11 0.005 0.061 0.025 - - - - - - - - R 1 24.0 24.0 24.0
1321 CAUVERY BHAVANI M BHAVANI AT BHAVANI SAGAR, TAMILNADU 11 29 32 30 11 7.0 8.8 7.9 11 123 541 265 11 5.0 8.6 6.7 11 2.0 3.0 2.1 11 2 500 175 11 40 800 561 11 0.005 0.183 0.071 - - - - - - - - R 1 16.0 16.0 16.0
1322 CAUVERY BHAVANI M CAUVERY AT 1KM. D/S OF BHAVANI RIVER CONFL., TAMILNADU 10 29 30 30 10 7.4 8.7 8.1 10 207 952 467 9 4.7 8.3 6.4 10 2.0 6.0 2.6 10 40 700 206 10 300 3000 860 10 0.005 0.996 0.179 - - - - 1 5.300 5.300 5.300 R 1 40.0 40.0 40.0
1319 CAUVERY AMRAVATI M AMRAVATI AT 1KM D/S FROM EFF.DIS. PT. AT MADHUTHUKKULAM,TAMILNADU 6 27 28 28 6 7.3 8.2 7.9 6 130 180 155 6 7.1 8.8 7.9 6 2.0 4.0 2.3 6 40 5000 880 6 140 16000 2812 6 0.009 0.063 0.034 - - - - - - - - R - - - -