WATER QUALITY DATA 2008 | CPCB ENVIS
 WATER QUALITY OF MEDIUM & MINOR RIVERS IN KERALA - 2008
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
17 PERIYAR NEAR ALWAYE-ELOOR, KERALA 27 31 29 4 7.6 6.2 5.9 7.1 6.5 59 8730 1638 0.5 2.6 1.5 0.1 6.8 0.80 0.1 0.4 0.17 0 870 349 40 1820 816
18 PERIYAR AT KALADY, KERALA 25 30 28 6.3 7.6 7.3 6.4 7.1 6.6 24 76 36 0.2 1.3 0.6 0.1 3.2 0.41 0.1 0.2 0.13 0 1320 304 330 2270 1056
1338 PERIYAR AT SEWAGE DISCHARGE POINT, KERALA 26 31 28 5.5 7 6.4 6.3 8 6.7 30 53 41 0.4 1.9 1.0 0.1 6.4 0.75 0.1 0.2 0.13 0 1300 443 250 2640 1179
2335 R PERIYAR AT KALAMASSERY 27 31 28 4.6 5.7 5.1 6.3 7.5 6.8 41 61 52 0.7 2.8 1.6 0.1 0.4 0.22       210 1350 555 280 3920 1680
2334 RIVER PERIYAR AT PATHALAM 27 30 28 6.3 7.4 6.8 6.3 7.4 6.7 34 810 183 0.6 3.1 1.3 0.1 0.5 0.28       150 1100 358 590 5240 1748
2333 RIVER PERIYAR AT MUPPATHADAM 27 28 27 5.6 7 6.3 6.2 6.4 6.3 30 199 115 0.7 1 0.9 0.2 0.8 0.50       240 670 455 1070 4660 2865
2336 R PERIYAR AT PURAPPALLIKAVU 26 30 28 5.5 7.8 7.2 6.3 7 6.7 39 1900 455 0.6 2.2 1.1 0.1 0.4 0.28       0 560 245 40 1650 753
20 CHALIYAR AT KOOLIMADU, KERALA 26 29 27 6 7.2 6.8 6.5 7.3 6.9 41 129 80 0.3 0.8 0.4 0.1 4 0.52 0.1 0.3 0.13 0 600 207 140 1050 508
21 CHALIYAR AT CHUNGAPALLY, KERALA 26 29 27 6.4 7.2 6.8 6.6 7.5 7.0 56 19790 4515 0.2 0.5 0.4 0.1 15 1.53 0.1 0.2 0.13 0 500 184 110 900 427
42 KALLADA AT PERUMTHOTTAMKADAVU, PUNALOOR, KERALA 28 31 29 7.3 8 7.7 6.9 7.6 7.2 33 79 47 0.7 1.3 1.0 0.1 12 2.00 0.1 0.3 0.14 0 740 253 80 1200 452
43 MUVATTAPUZHA AT VETTIKKATTUMUKKU, KERALA 27 31 29 4.7 8 7.1 6.3 8.2 6.8 41 85 57 0.8 2.8 1.5 0.1 9.2 1.12 0.1 0.4 0.18 0 720 230 80 1950 681
1154 CHALAKUDY AT PULICKALKA-DAVU 26 32 29 4.7 8 6.6 6 6.9 6.3 44 393 148 0.2 2.9 1.2 0.1 6.8 0.93 0.1 0.2 0.12 0.1 680 190 210 2040 935
1155 KARAMANA AT MOONNATTUMUKKU 25 28 26 0 6.8 1.8 6.4 7.1 6.8 840 3900 2012 0.5 11 5.5 0.1 4.9 1.80 0.1 1.3 0.33 0.1 44000 20458 6000 56000 31167
1156 PAMBA AT CHENGANNUR, KERALA 25 27 26 6.2 7.2 6.7 5.6 6.5 6.2 34 50 40 0.5 0.8 0.6 0.3 2.4 1.00 0.1 0.4 0.23 0 1000 425 800 1400 1100
1341 PAMBA AT THAKAZHY, KERALA 25 26 26 4.5 6.6 5.8 5.9 6.9 6.3 47 110 65 0.5 2.6 1.1 0.4 8 2.97 0.1 0.4 0.30 0 1400 525 700 1800 1200
1565 PAMBA DOWN, KERALA 26 27 26 3.4 5.8 5.1 5.7 6.7 6.3 34 65 50 0.7 1.3 1.0 0.6 8 3.10 0.1 0.4 0.27 0 1800 700 900 2600 1600
1339 MEENACHIL AT KIDANGOOR, KERALA 25 28 26 5.6 7.4 6.6 5.5 6.6 6.2 31 63 42 0.5 0.7 0.6 0.4 3.6 1.97 0.1 0.3 0.20 0 1400 475 600 1600 925
1340 MANIMALA  AT KALLOOPARA, KERALA 25 29 27 6 7 6.6 5.7 7.1 6.4 35 54 43 0.4 1 0.7 0.5 8 3.13 0.1 0.8 0.40 0 1200 400 700 1400 975
1384 MANIMALA AT THONDRA, KERALA 26 29 27 6.5 7 6.7 5.7 7.1 6.4 38 70 50 0.4 0.6 0.5 0.7 8.8 3.60 0.1 0.8 0.40 0 1600 500 700 2200 1175
1342 ACHENKOIL AT THUMPAMON, KERALA 25 29 26 6.1 7.2 6.6 5.4 7.1 6.3 36 57 46 0.4 1 0.6 0.2 5.6 1.07 0.1 0.6 0.21 0 1600 624 80 2200 1010
1443 ACHENKOIL AT CHENNITHULA, KERALA 26 28 27 5.6 6.4 5.9 5.6 7.5 6.4 47 58 54 0.6 0.9 0.7 0.5 8.8 3.53 0.1 0.4 0.27 0 1400 375 140 1800 985
1442 VAMANAPURAM, KERALA 26 27 27 7.2 7.8 7.6 6.3 6.9 6.7 47 72 55 0.3 1.5 0.7 0.1 12 4.17 0.1 0.1 0.10 0 700 295 500 3200 1575
1563 AMARAVILA, KERALA 25 28 27 5.9 7 6.5 6.3 7.2 6.7 54 84 72 0.1 1.4 0.8 0.2 8 2.83 0.1 0.2 0.15 0 90 30 400 1200 775
1564 AYUR, KERALA 28 31 29 7.1 7.5 7.3 7.2 7.7 7.4 60 88 71 0.6 0.9 0.7 0.3 10 4.10 0.1 1 0.40 0 1100 490 80 1800 940
1566 THIRURANGADY, KERALA 26 28 27 5 7 6.3 6.3 7.1 6.7 69 89 79 0.6 0.7 0.7 0.1 5.6 2.03 0.1 0.5 0.33 0 400 190 240 1166 702
1567 KUTTIYADY ESTATE, KERALA 24 27 26 6.8 7 6.9 6.5 6.6 6.6 30 40 33 0.2 0.4 0.4 0.1 4 1.40 0 0.1 0.07 0 0 0 0 60 28
1568 VALAYAM, KERALA 26 28 27 6.4 7.2 6.8 6.5 6.8 6.7 41 51 46 0.2 0.6 0.4 0.2 4 1.47 0 0.1 0.07 0 80 30 0 240 150
1569 THALIPARAMBA, KERALA 27 30 29 4.8 7 5.9 6.4 7.8 7.1 63 18000 6666 0.4 1.1 0.7 0.1 12 4.13 0 0.4 0.17 0 400 118 50 900 393
1570 HOSDURG, KERALA 27 30 28 5.8 7.2 6.4 6.6 7.6 7.1 65 44000 17771 0.4 1.6 1.0 0.3 15 5.20 0 0.2 0.10 0 1840 760 60 3600 1865
1571 KAKKADAVU,  KERALA 27 29 28 6.3 7.8 7.3 6.2 7.2 6.7 26 140 62 0.3 1.8 0.9 0.1 8 2.80 0 0.2 0.10 0 650 293 60 1900 920
1572 PADIYATHADKA, KERALA 27 31 28 7.2 7.9 7.6 6.5 6.9 6.6 50 76 61 0.1 1.5 0.5 0.1 10 3.40 0 0.1 0.07 0 300 85 110 1400 503
1573 IRUMPANAM, KERALA 29 32 30 1.9 2.7 2.4 6.3 7.1 6.7 129 342 221 1.3 3 2.1 1 9.6 3.97 0.2 1.6 0.90 0 840 220 140 1320 660
2284 R NEYYAR AT ARUVIPURAM 26 27 27 6.9 7.2 7.1 6.3 7.3 6.8 68 110 89 0.4 2 1.2 0.2 0.6 0.40       40 1200 620 300 2900 1600
2285 R MAMOM AT MAMOM BRIDGE 26 27 27 6.2 6.6 6.4 6.4 6.9 6.7 107 112 110 0.4 0.5 0.5 0.2 0.2 0.20 0.1 0.1 0.10 400 2400 1400 2400 4000 3200
2286 R AYROOR AT AYROOR BRIDGE 27 27 27 1.9 5 3.5 6.7 7 6.9 98 111 105 0.3 1.1 0.7 0.1 0.2 0.15       30 500 265 400 1200 800
2287 R ITHIKKARA AT ITHIKKARA 27 28 28 6.8 8 7.4 7.2 7.3 7.3 121 189 155 0.8 0.8 0.8 1.1 1.3 1.20       280 860 570 440 1400 920
2288 R PALLICKAL AT NELLIMUKAL 27 29 28 6.1 7.5 6.8 6.7 7.1 6.9 74 80 77 0.8 0.9 0.9 1.3 2.3 1.80       80 350 215 120 820 470
2289 R KARUVANNURR AT KARUVANNUR BDG. 27 27 27 5.5 5.5 5.5 6.5 6.5 6.5 75 75 75 1.9 1.9 1.9 0.1 0.1 0.10       1300 1300 1300 2100 2100 2100
2290 R PUZHACKAL AT PUZHACKAL BRIDGE 31 31 31 5.4 5.4 5.4 6.5 6.5 6.5 102 102 102 4 4 4.0 0.1 0.1 0.10       320 320 320 680 680 680
2291 R KEECHERI AT VADAKKANCHERY BRIDGE 30 30 30 4.8 4.8 4.8 6.8 6.8 6.8 90 90 90 1.1 1.1 1.1 0.1 0.1 0.10       730 730 730 1090 1090 1090
2292 R THIRUR AT THALAKKADATHUR BRIDGE 28 28 28 5.2 6.4 5.8 6.2 6.3 6.3 73 101 87 0.4 1 0.7 0.1 0.1 0.10 0.1 0.1 0.10 600 666 633 1400 1600 1500
2293 R KADALUNDI AT HAJIRAPPALLY 27 28 27 7.1 7.4 7.3 6.6 6.6 6.6 56 57 57 0.4 0.4 0.4 0.1 0.4 0.25       260 333 297 700 1066 883
2294 R KALLAI AT KALLAI BRIDGE 28 28 28 5.4 6.2 5.8 7.2 7.8 7.5 1281 35300 18291 0.7 0.9 0.8 0.2 0.3 0.25       170 700 435 300 1700 1000
2295 R CORAPUZHA AT KANAYANKODE 28 29 28 6.1 6.2 6.2 6.6 6.8 6.7 494 4500 2497 0.3 0.6 0.5 0.1 0.2 0.15       120 900 510 500 1700 1100
2296 R THALLASSERY AT PATHIPPALAM 27 27 27 6.9 7.7 7.3 6 6.2 6.1 42 48 45 0.2 1.2 0.7 0.2 0.2 0.20       140 160 150 1000 1100 1050
2297 R ANCHARAKANDY AT MERUVAMBA 25 28 27 7.4 7.8 7.6 6.1 6.7 6.3 36 43 39 0.1 0.7 0.5 0.1 0.4 0.20       960 1160 1040 2250 2800 2588
2298 R KUPPAM AT RAYAROM 25 26 25 7.6 7.8 7.7 6.4 6.7 6.6 27 35 31 0.3 0.3 0.3 0.1 0.2 0.15       480 500 490 1100 1500 1300
2299 R RAMAPURAM AT RAMAPURAM BRIDGE 27 30 28 4.8 6 5.4 5.7 6.1 5.9 118 1072 595 0.5 1 0.8 0.1 0.1 0.10       560 580 570 1250 1500 1375
2300 R PERUVAMBA AT CHANDAPPURA 27 28 28 7.3 7.5 7.4 6 6.2 6.1 28 31 30 0.7 1.1 0.9 0.2 0.4 0.30       640 740 690 1000 1100 1050
2301 R KAVVAI AT KUTTIYOL PALAM 27 29 28 6.3 6.8 6.6 5.8 5.9 5.9 32 42 37 0.5 0.8 0.7 0.1 0.1 0.10       540 540 540 1450 2000 1725
2302 R NEELASWARAM AT NAMBIARKAL DAM 27 29 28 6.1 6.9 6.5 6.2 6.7 6.5 40 2230 1135 0.5 0.8 0.7 0.2 0.3 0.25       700 1000 850 1600 2100 1850
2303 R PULLUR AT PULLUR BR. 27 27 27 6.9 7.4 7.2 5.9 5.9 5.9 34 43 39 0.6 0.9 0.8 0.3 0.8 0.55       300 580 440 1400 1600 1500
2304 R MOGRAL AT MOGRAL BR. 28 30 29 6.1 6.4 6.3 6.1 6.8 6.5 195 1655 925 0.9 1.2 1.1 0.1 0.5 0.30       700 960 830 1300 1800 1550
2305 R SHRIYA AT ANGADIMOGARU 27 27 27 7.5 7.6 7.6 6.5 6.7 6.6 48 52 50 0.1 1.1 0.6 0.2 0.3 0.25       1520 1800 1660 2500 3500 3000
2306 R UPPALA AT  UPPALA BR. 27 27 27 7.1 7.5 7.3 6.4 6.6 6.5 55 72 64 0.9 1.9 1.4 0.2 0.8 0.50       1120 1440 1280 2800 2900 2850
2307 R MANJESWAR AT BAJRAKKARA BR. 26 27 27 7.4 7.5 7.5 6.7 7.3 7.0 69 79 74 0.2 1.3 0.8 0.1 0.1 0.10       1200 1600 1400 2400 3200 2800
2326 R KORAYAR AT KANJIKODE 25 28 26 2.3 6.5 4.4 6.8 7.7 7.3 55 801 428 0.3 0.5 0.4 0.1 0.2 0.15       210 360 285 580 1600 1090
2331 R BHARATHAPUZHA AT KUTTIPPURAM 24 29 27 6.5 7 6.8 6.7 7.6 7.0 62 276 169 0.3 0.6 0.4 0.2 0.4 0.25       120 400 255 380 700 560
2337 R KADAMBAYAR AT BRAHMAPURAM 28 30 29 0.4 6.2 1.7 5.9 6.8 6.2 60 390 181 1.8 4 3.0 0.1 1.2 0.45       40 2080 672 980 5200 2208
2338 R KADAMBAYAR AT MANCKAKADAVU 28 30 29 1.4 6.8 3.0 6 6.5 6.1 61 120 80 1.3 3.2 2.0 0.1 0.3 0.13       170 480 268 830 1920 1240