WATER QUALITY DATA 2007 | CPCB ENVIS
 WATER QUALITY OF MEDIUM & MINOR RIVERS IN KERALA - 2007
STATION CODE LOCATIONS TEMPERATURE şC D.O. (mg/l) 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 MIN MAX MEAN
17 PERIYAR NEAR ALWAYE-ELOOR, KERALA 25 31 28 2.7 7.7 5.5 6.3 6.9 6.6 45 4000 1314 6.4 6.4 6.4 0.5 2.8 1.7 0.10 0.90 0.4 0.05 0.10 0.09       50 750 290 160 1360 668
18 PERIYAR AT KALADY, KERALA 25 29 27 7.0 8.0 7.5 6.5 7.0 6.8 21 52 32 3.2 3.2 3.2 0.2 1.9 0.8 0.10 0.50 0.3 0.10 0.10 0.10       40 560 200 250 1820 738
1338 PERIYAR AT SEWAGE DISCHARGE POINT, KERALA 24 31 28 5.0 7.6 6.7 6.4 7.4 6.8 31 66 42 4.0 4.0 4.0 0.3 1.6 1.0 0.10 0.90 0.4 0.05 0.10 0.09       50 750 230 130 2640 804
20 CHALIYAR AT KOOLIMADU, KERALA 27 29 28 6.0 7.4 6.9 5.8 7.3 6.7 32 118 73 4.0 4.0 4.0 0.4 0.6 0.5 0.10 0.40 0.2 0.10 0.10 0.10       60 1700 688 500 2400 1242
21 CHALIYAR AT CHUNGAPALLY, KERALA 27 29 28 5.6 7.4 6.8 6.1 7.6 6.9 53 36000 7920 16.0 16.0 16.0 0.4 0.9 0.5 0.10 0.40 0.2 0.10 0.10 0.10 0.20 0.20 0.20 40 1000 391 450 1700 813
42 KALLADA AT PERUMTHOTTAMKADAVU, PUNALOOR, KERALA 26 30 29 6.1 8.0 7.4 6.9 7.4 7.2 39 63 49 12.0 12.0 12.0 0.8 1.4 1.1 0.10 0.70 0.3 0.10 0.10 0.10       70 800 327 140 2000 641
43 MUVATTAPUZHA AT VETTIKKATTUMUKKU, KERALA 26 30 28 6.7 7.7 7.2 6.3 7.1 6.8 38 112 58 6.4 6.4 6.4 0.9 3.6 1.5 0.10 0.50 0.3 0.10 0.10 0.10       20 530 173 120 1040 556
1154 CHALAKUDY AT PULICKALKA-DAVU, KERALA 27 31 29 5.1 8.4 6.8 6.1 7.5 6.6 45 280 115 8.0 8.0 8.0 0.6 3.0 2.0 0.10 1.50 0.5 0.10 0.10 0.10       40 570 148 180 1780 635
1155 KARAMANA AT MOONNATTUMUKKU, KERALA 26 31 28 0.0 3.2 0.8 6.0 7.7 6.8 228 9300 2156 72.0 72.0 72.0 2.1 13.2 7.4 0.10 3.50 1 0.10 1.80 0.40       3000 31000 14825 5000 39000 20733
1156 PAMBA AT CHENGANNUR, KERALA 25 27 26 6.3 7.6 7.1 5.5 6.5 6.1 24 45 34 8.2 8.2 8.2 0.3 0.9 0.6 0.20 0.70 0.5 0.10 0.20 0.15       1100 1600 1300 1400 2500 1975
1341 PAMBA AT THAKAZHY, KERALA 25 27 26 5.2 6.3 5.9 5.7 6.5 6.2 32 80 52 5.0 5.0 5.0 0.4 0.8 0.5 0.20 1.30 0.6 0.10 0.10 0.10       900 1300 1100 1400 2200 1775
1565 PAMBA DOWN, KERALA 26 27 26 3.7 6.6 5.1 5.6 6.5 6.2 37 88 55 5.2 5.2 5.2 0.8 1.5 1.1 0.30 0.50 0.4 0.10 0.10 0.10       900 1600 1275 1200 2800 2000
1339 MEENACHIL AT KIDANGOOR, KERALA 25 27 26 5.6 7.5 6.7 5.7 6.5 6.2 25 76 43 10.0 10.0 10.0 0.4 1.2 0.7 0.30 0.60 0.4 0.10 0.10 0.10       1100 1700 1325 1400 2800 2100
1340 MANIMALA  AT KALLOOPARA, KERALA 25 27 26 0.6 7.6 5.8 5.6 6.7 6.2 31 40 34 5.2 5.2 5.2 0.3 1.0 0.6 0.10 0.50 0.3 0.10 0.10 0.10       800 1100 975 1300 2200 1625
1384 MANIMALA AT THONDRA, KERALA 26 27 26 5.4 7.2 6.4 5.8 6.5 6.2 29 49 39 6.8 6.8 6.8 0.2 1.2 0.7 0.20 0.50 0.4 0.10 0.10 0.10       800 2200 1375 1600 2400 1900
1342 ACHENKOIL AT THUMPAMON, KERALA 25 27 26 5.2 7.4 6.6 5.9 6.7 6.3 33 58 41 5.3 5.3 5.3 0.3 0.7 0.6 0.20 0.40 0.3 0.10 0.10 0.10       600 1400 1033 800 1800 1442
1443 ACHENKOIL AT CHENNITHULA, KERALA 26 28 26 4.8 5.8 5.4 5.6 6.6 6.2 41 54 47 5.0 5.0 5.0 0.4 1.1 0.7 0.30 0.60 0.50 0.10 0.10 0.10       1100 1400 1250 1600 2200 1825
1442 VAMANAPURAM, KERALA 27 30 28 5.9 7.4 6.7 6.6 6.8 6.7 47 140 80 16.0 16.0 16.0 0.2 2.4 1.3 0.10 0.90 0.50 0.10 0.10 0.10       20 4500 1655 100 9000 3050
1563 AMARAVILA, KERALA 27 28 27 6.0 7.1 6.4 6.4 7.3 7.0 80 170 112 16.0 16.0 16.0 0.1 3.5 1.4 0.10 1.70 0.7 0.10 0.50 0.23       2200 6200 3850 2400 9000 5725
1564 AYUR, KERALA 28 30 29 4.0 7.3 6.3 6.9 7.4 7.1 52 148 83 16.0 16.0 16.0 0.7 1.3 1.0 0.10 0.60 0.4 0.10 0.10 0.10       60 1800 643 100 2400 1080
1566 THIRURANGADY, KERALA 28 28 28 4.8 6.7 6.2 6.1 6.6 6.5 68 124 95 10.0 10.0 10.0 0.6 1.0 0.8 0.10 3.90 1.20 0.10 0.10 0.10       600 1700 1075 2400 3000 2550
1567 KUTTIYADY ESTATE, KERALA 27 29 28 6.3 7.1 6.9 6.1 6.7 6.4 27 80 41 4.0 4.0 4.0 0.4 0.6 0.5 0.10 0.30 0.2 0.10 0.10 0.10       0 210 83 110 600 285
1568 VALAYAM, KERALA 27 29 27 6.5 7.0 6.8 5.8 6.9 6.5 38 72 51 4.0 4.0 4.0 0.3 0.7 0.5 0.10 0.30 0.2 0.10 0.10 0.10       60 120 98 240 600 435
1569 THALIPARAMBA, KERALA 26 33 28 5.1 8.0 6.6 6.3 7.4 6.9 84 34300 11654 19.0 19.0 19.0 0.5 0.9 0.7 0.10 0.40 0.3 0.05 0.10 0.08 0.20 0.20 0.20 0 600 338 100 1500 963
1570 HOSDURG, KERALA 26 33 28 6.1 7.9 7.0 6.4 8.0 7.2 110 37600 11962 16.0 16.0 16.0 0.1 0.5 0.3 0.20 0.40 0.3 0.10 0.10 0.10 0.10 0.10 0.10 20 100 68 400 640 550
1571 KAKKADAVU,  KERALA 26 33 28 6.8 8.2 7.5 6.7 7.1 6.9 41 69 52 4.0 4.0 4.0 0.1 0.8 0.5 0.10 0.30 0.2 0.10 0.10 0.10       20 250 138 40 1100 685
1572 PADIYATHADKA, KERALA 26 33 28 6.8 8.0 7.4 6.5 7.2 6.8 40 137 68 4.0 4.0 4.0 0.2 0.4 0.3 0.10 0.50 0.2 0.10 0.10 0.10       40 300 160 60 1020 725
1573 IRUMPANAM, KERALA 27 31 29 2.2 3.6 2.8 6.3 6.9 6.6 94 3100 1239 9.6 9.6 9.6 0.9 3.6 2.3 0.10 2.20 0.6 0.10 0.10 0.10       60 540 263 160 1240 645