Water Quality

WATER QUALITY

Sl No. Parameter Value
20
Water Temperature 29.0 degree (surface) 28.0 degree centrigrade (Moolathurrai) 28.0 degree centrigrade (Sirumughai) 26.8 degree centrigrade (Lotic) 26.2 degree centrigrade (Intermediate) 26.2 degree centrigrade (Lentic) 26.2 degree centrigrade (Moyar)
21
Transparency 19 cm
22
pH 7.2- 8.1 7.5 (Moolathurrai) 6.4 (Sirumughai) 7.3 (Lotic) 7.7 (Intermediate) 7.9 (Lentic) 7.8 (Moyar)
23
Dissolved Oxygen 6.0 -10.7 ppm 8.6 (Moolathurrai) 6.1 (Sirumughai) 7.5 (Lotic) 9.1 (Intermediate) 8.8 (Lentic) 8.8 (Moyar)
24
Free CO2 1.5 (Moolathurrai) 27.6 (Sirumughai) 3.8 (Lotic) 2.0 (Intermediate) 2.2 (Lentic) 1.9 (Moyar)
25
Specific Conductivity 263.4 Us/cm
26
Alkalinity 162.0 -340.2 ppm
27
Chloride (mg 1-1), 0.4–1, 0.7
28
Phosphate Data not found
29
Nitrate Data not found
30
Silicate 1.8 ppm
31
Hardness 45.6 and 58.77 mg/l
3
Others Nitrate -0.06Phosphate -0.04 ReferencesSrecivasan (1977)Natarajan et al. (1981) Organic matter- 5.9 ppm Organic matter- 3.4 ppm (Lotic) Organic matter- 4.1 ppm (Intermediate) "Organic matter- 2.8 ppm (Lentic)" Organic matter- 3.2 ppm (Moyar) Dissolved Oxygen (ppm)Surface- 8.8Bottom- 8.0pHSurface- 8.1Bottom- 7.7Free Carbon dioxide (ppm)Surface- 0.4Bottom- 2.1Bicarbonate (ppm)Surface- 48.0Bottom- 56.0Specific conductivity (micro-mhos)Surface- 337.0Bottom- 353.0 Surface- 8.0Bottom- 3.6pHSurface- 8.4Bottom- 6.8Free Carbon dioxide (ppm)Surface- nilBottom- 8.0Bicarbonate (ppm)Surface- 34.0Bottom- 44.0Specific conductivity (micro-mhos)Surface- 257.6Bottom- 294.1 Bottom- 4.0pHSurface- 8.2Bottom- 7.0Free Carbon dioxide (ppm)Surface- nilBottom- 9.0Bicarbonate (ppm)Surface- 30.0Bottom- 40.0Specific conductivity (micro-mhos)Surface- 178.0Bottom- 194.0 pHSurface- 8.0Bottom- 7.1Free Carbon dioxide (ppm)Surface- 1.2Bottom- 14.0Bicarbonate (ppm)Surface- 42.0Bottom- 46.0Specific conductivity (micro-mhos)Surface- 267.0Bottom- 281.0 Bottom- 5.6pHSurface- 7.5Bottom- 6.9Free Carbon dioxide (ppm)Surface- 1.0Bottom- 6.2Bicarbonate (ppm)Surface- 37.0Bottom- 42.0Specific conductivity (micro-mhos)Surface- 262.9Bottom- 286.7 Bottom- 23.5Dissolved Oxygen (ppm)Surface- 7.6Bottom- 5.2pHSurface- 7.3Bottom- 7.1Free Carbon dioxide (ppm)Surface- 2.4Bottom- 4.6Bicarbonate (ppm)Surface- 40.0Bottom- 44.0Specific conductivity (micro-mhos)Surface- 220.3Bottom- 223.3 Bottom- 7.2pHSurface- 7.5Bottom- 7.3Free Carbon dioxide (ppm)Surface- 1.6Bottom- 3.0Bicarbonate (ppm)Surface- 28.0Bottom- 30.0Specific conductivity (micro-mhos)Surface- 183.1Bottom- 185.4 pHSurface- 7.6Bottom- 6.7Free Carbon dioxide (ppm)Surface- 1.4Bottom- 4.6Bicarbonate (ppm)Surface- 30.0Bottom- 40.0Specific conductivity (micro-mhos)Surface- 167.0Bottom- 170.7 pHSurface- 7.5Bottom- 7.2Free Carbon dioxide (ppm)Surface- 3.2Bottom- 10.0Bicarbonate (ppm)Surface- 38.0Bottom- 48.0Specific conductivity (micro-mhos)Surface- 205.4Bottom- 220.3 Surface- 8.4Bottom- 6.8Free Carbon dioxide (ppm)Surface- NILBottom- 9.0Bicarbonate (ppm)Surface- 34.0Bottom- 56.0Specific conductivity (micro-mhos)Surface- 266.6Bottom- 316.6 Bottom- 7.4Free Carbon dioxide (ppm)Surface- 1.6Bottom- 1.8Bicarbonate (ppm)Surface- 40.0Bottom- 42.0Specific conductivity (micro-mhos)Surface- 286.7Bottom- 298.0 Free Carbon dioxide (ppm)Surface- 7.0Bottom- 8.0Bicarbonate (ppm)Surface- 34.0Bottom- 34.0Specific conductivity (micro-mhos)Surface- 292.8Bottom- 304.0 Surface- 1.8Bottom- 2.8Bicarbonate (ppm)Surface- 44.0Bottom- 49.0Specific conductivity (micro-mhos)Surface- 304.0Bottom- 337.7 ottom- 22.6Dissolved Oxygen (ppm)Surface- 7.5Bottom- 4.4pHSurface- 8.3Bottom- 7.1Free Carbon dioxide (ppm)Surface- NILBottom- 6.0Bicarbonate (ppm)Surface- 44.0Bottom- 62.0Specific conductivity (micro-mhos)Surface- 347.8Bottom- 389.7 Dissolved Oxygen (ppm)Surface- 8.4Bottom- 5.4pHSurface- 8.0Bottom- 7.1Free Carbon dioxide (ppm)Surface- 1.2Bottom- 4.0Bicarbonate (ppm)Surface- 30.0Bottom- 34.0Specific conductivity (micro-mhos)Surface- 304.0Bottom- 316.0 Dissolved Oxygen (ppm)Surface- 10.0Bottom- 4.0pHSurface- 8.4Bottom- 7.2Free Carbon dioxide (ppm)Surface- NILBottom- 9.5Bicarbonate (ppm)Surface- 30.0Bottom- 46.0Specific conductivity (micro-mhos)Surface- 304.0Bottom- 316.0 Surface- 8.0Bottom- 6.4pHSurface- 7.2Bottom- 7.1Free Carbon dioxide (ppm)Surface- 3.0Bottom- 5.2Bicarbonate (ppm)Surface- 50.0Bottom- 56.0Specific conductivity (micro-mhos)Surface- 302.0Bottom- 361.0 Bottom- 8.0pHSurface- 7.2Bottom- 6.8Free Carbon dioxide (ppm)Surface- 2.0Bottom- 2.6Bicarbonate (ppm)Surface- 30.0Bottom- 32.0Specific conductivity (micro-mhos)Surface- 152.0Bottom- 152.0 pHSurface- 8.2Bottom- 6.9Free Carbon dioxide (ppm)Surface- NILBottom- 14.0Bicarbonate (ppm)Surface- 34.0Bottom- 50.0Specific conductivity (micro-mhos)Surface- 257.6Bottom- 292.3 Bottom- 6.8Free Carbon dioxide (ppm)Surface- 8.4Bottom- 13.0Bicarbonate (ppm)Surface- 30.0Bottom- 31.0Specific conductivity (micro-mhos)Surface- 168.8Bottom- 178.8 Free Carbon dioxide (ppm)Surface- 0.8Bottom- 2.0Bicarbonate (ppm)Surface- 45.0Bottom- 48.0Specific conductivity (micro-mhos)Surface- 316.6Bottom- 344.6 Free Carbon dioxide (ppm)Surface- NILBottom- 3.4Bicarbonate (ppm)Surface- 56.0Bottom- 72.0Specific conductivity (micro-mhos)Surface- 380.0Bottom- 389.7 1974 JuneDissolved oxygen (ppm)Surface- 8.8Bottom- 8.0pHSurface- 8.1Bottom- 7.7Free Carbon-di-oxide (ppm)Surface- 0.4Bottom- 2.1Carbonate (ppm)Surface- nilBottom- nilBicarbonate (ppm)Surface- 48.0Bottom- 56.0 1974 SeptemberDissolved oxygen (ppm)Surface- 8.4Bottom- 5.6pHSurface- 8.2Bottom- 7.1Free Carbon-di-oxide (ppm)Surface- nilBottom- 6.0Carbonate (ppm)Surface- 8.0Bottom- nilBicarbonate (ppm)Surface- 22.0Bottom- 32.0 DecemberDissolved oxygen (ppm)Surface- 8.0Bottom- 3.6pHSurface- 7.4Bottom- 6.9Free Carbon-di-oxide (ppm)Surface- 5.0Bottom- 10.0Carbonate (ppm)Surface- nilBottom- nilBicarbonate (ppm)Surface- 42.0Bottom- 48.0 Dissolved oxygen (ppm)Surface- 8.8Bottom- 7.2pHSurface- 7.1Bottom- 6.9Free Carbon-di-oxide (ppm)Surface- 3.0Bottom- 3.2Carbonate (ppm)Surface- nilBottom- nilBicarbonate (ppm)Surface- 31.0Bottom- 32.0 Dissolved oxygen (ppm)Surface- 12.0Bottom- 6.0pHSurface- 7.6Bottom- 6.7Free Carbon-di-oxide (ppm)Surface- 1.4Bottom- 9.0Carbonate (ppm)Surface- nilBottom- nilBicarbonate (ppm)Surface- 30.0Bottom- 36.0 Surface- 8.4Bottom- 5.2pHSurface- 7.3Bottom- 6.7Free Carbon-di-oxide (ppm)Surface- 6.0Bottom- 16.0Carbonate (ppm)Surface- nilBottom- nilBicarbonate (ppm)Surface- 38.0Bottom- 46.0 Bottom- 3.2pHSurface- 8.4Bottom- 6.8Free Carbon-di-oxide (ppm)Surface- nilBottom- 9.0Carbonate (ppm)Surface- 16.0Bottom- nilBicarbonate (ppm)Surface- 28.0Bottom- 50.0 pHSurface- 7.4Bottom- 7.2Free Carbon-di-oxide (ppm)Surface- 2.0Bottom- 2.8Carbonate (ppm)Surface- nilBottom- nilBicarbonate (ppm)Surface- 34.0Bottom- 56.0 pHSurface- 7.3Bottom- 7.3Free Carbon-di-oxide (ppm)Surface- 2.2Bottom- 2.4Carbonate (ppm)Surface- nilBottom- nilBicarbonate (ppm)Surface- 26.0Bottom- 26.0 Surface- 7.9Bottom- 7.0Free Carbon-di-oxide (ppm)Surface- 0.8Bottom- 5.0Carbonate (ppm)Surface- nilBottom- nilBicarbonate (ppm)Surface- 56.0Bottom- 60.0 "12 hours 1974 June Dissolved oxygen (ppm) Surface- 9.2 Bottom- 7.0 pH Surface- 0.4 Bottom- 0.1 Free Carbon-di-oxide (ppm) Surface- nil Bottom- 1.0 Carbonate (ppm) Surface- 14.0 Bottom- nil Bicarbonate (ppm) Surface- 42.0 Bottom- 50.0" "12 hours 1974 September Dissolved oxygen (ppm) Surface- 9.2 Bottom- 5.6 pH Surface- 8.5 Bottom- 7.3 Free Carbon-di-oxide (ppm) Surface- nil Bottom- 2.0 Carbonate (ppm) Surface- 16.0 Bottom- nil Bicarbonate (ppm) Surface- 16.0 Bottom- 36.0" "12 hours 1974 December Dissolved oxygen (ppm) Surface- 10.8 Bottom- 6.0 pH Surface- 7.6 Bottom- 7.0 Free Carbon-di-oxide (ppm) Surface- 3.0 Bottom- 17.0 Carbonate (ppm) Surface- nil Bottom- nil Bicarbonate (ppm) Surface- 44.0 Bottom- 48.0" "12 hours 1974 December Dissolved oxygen (ppm) Surface- 10.8 Bottom- 6.0 pH Surface- 7.6 Bottom- 7.0 Free Carbon-di-oxide (ppm) Surface- 3.0 Bottom- 17.0 Carbonate (ppm) Surface- nil Bottom- nil Bicarbonate (ppm) Surface- 44.0 Bottom- 48.0" "12 hours 1974 December Dissolved oxygen (ppm) Surface- 10.8 Bottom- 6.0 pH Surface- 7.6 Bottom- 7.0 Free Carbon-di-oxide (ppm) Surface- 3.0 Bottom- 17.0 Carbonate (ppm) Surface- nil Bottom- nil Bicarbonate (ppm) Surface- 44.0 Bottom- 48.0" "12 hours 1974 December Dissolved oxygen (ppm) Surface- 10.8 Bottom- 6.0 pH Surface- 7.6 Bottom- 7.0 Free Carbon-di-oxide (ppm) Surface- 3.0 Bottom- 17.0 Carbonate (ppm) Surface- nil Bottom- nil Bicarbonate (ppm) Surface- 44.0 Bottom- 48.0" "12 hours 1974 December Dissolved oxygen (ppm) Surface- 10.8 Bottom- 6.0 pH Surface- 7.6 Bottom- 7.0 Free Carbon-di-oxide (ppm) Surface- 3.0 Bottom- 17.0 Carbonate (ppm) Surface- nil Bottom- nil Bicarbonate (ppm) Surface- 44.0 Bottom- 48.0" "12 hours 1974 December Dissolved oxygen (ppm) Surface- 10.8 Bottom- 6.0 pH Surface- 7.6 Bottom- 7.0 Free Carbon-di-oxide (ppm) Surface- 3.0 Bottom- 17.0 Carbonate (ppm) Surface- nil Bottom- nil Bicarbonate (ppm) Surface- 44.0 Bottom- 48.0" "12 hours 1974 December Dissolved oxygen (ppm) Surface- 10.8 Bottom- 6.0 pH Surface- 7.6 Bottom- 7.0 Free Carbon-di-oxide (ppm) Surface- 3.0 Bottom- 17.0 Carbonate (ppm) Surface- nil Bottom- nil Bicarbonate (ppm) Surface- 44.0 Bottom- 48.0" "12 hours 1974 December Dissolved oxygen (ppm) Surface- 10.8 Bottom- 6.0 pH Surface- 7.6 Bottom- 7.0 Free Carbon-di-oxide (ppm) Surface- 3.0 Bottom- 17.0 Carbonate (ppm) Surface- nil Bottom- nil Bicarbonate (ppm) Surface- 44.0 Bottom- 48.0" "12 hours 1974 December Dissolved oxygen (ppm) Surface- 10.8 Bottom- 6.0 pH Surface- 7.6 Bottom- 7.0 Free Carbon-di-oxide (ppm) Surface- 3.0 Bottom- 17.0 Carbonate (ppm) Surface- nil Bottom- nil Bicarbonate (ppm) Surface- 44.0 Bottom- 48.0" "12 hours 1974 December Dissolved oxygen (ppm) Surface- 10.8 Bottom- 6.0 pH Surface- 7.6 Bottom- 7.0 Free Carbon-di-oxide (ppm) Surface- 3.0 Bottom- 17.0 Carbonate (ppm) Surface- nil Bottom- nil Bicarbonate (ppm) Surface- 44.0 Bottom- 48.0" "12 hours 1974 December Dissolved oxygen (ppm) Surface- 10.8 Bottom- 6.0 pH Surface- 7.6 Bottom- 7.0 Free Carbon-di-oxide (ppm) Surface- 3.0 Bottom- 17.0 Carbonate (ppm) Surface- nil Bottom- nil Bicarbonate (ppm) Surface- 44.0 Bottom- 48.0" "12 hours 1974 December Dissolved oxygen (ppm) Surface- 10.8 Bottom- 6.0 pH Surface- 7.6 Bottom- 7.0 Free Carbon-di-oxide (ppm) Surface- 3.0 Bottom- 17.0 Carbonate (ppm) Surface- nil Bottom- nil Bicarbonate (ppm) Surface- 44.0 Bottom- 48.0" "12 hours 1974 December Dissolved oxygen (ppm) Surface- 10.8 Bottom- 6.0 pH Surface- 7.6 Bottom- 7.0 Free Carbon-di-oxide (ppm) Surface- 3.0 Bottom- 17.0 Carbonate (ppm) Surface- nil Bottom- nil Bicarbonate (ppm) Surface- 44.0 Bottom- 48.0" "12 hours 1974 December Dissolved oxygen (ppm) Surface- 10.8 Bottom- 6.0 pH Surface- 7.6 Bottom- 7.0 Free Carbon-di-oxide (ppm) Surface- 3.0 Bottom- 17.0 Carbonate (ppm) Surface- nil Bottom- nil Bicarbonate (ppm) Surface- 44.0 Bottom- 48.0" "12 hours 1974 December Dissolved oxygen (ppm) Surface- 10.8 Bottom- 6.0 pH Surface- 7.6 Bottom- 7.0 Free Carbon-di-oxide (ppm) Surface- 3.0 Bottom- 17.0 Carbonate (ppm) Surface- nil Bottom- nil Bicarbonate (ppm) Surface- 44.0 Bottom- 48.0" "12 hours 1974 December Dissolved oxygen (ppm) Surface- 10.8 Bottom- 6.0 pH Surface- 7.6 Bottom- 7.0 Free Carbon-di-oxide (ppm) Surface- 3.0 Bottom- 17.0 Carbonate (ppm) Surface- nil Bottom- nil Bicarbonate (ppm) Surface- 44.0 Bottom- 48.0" "12 hours 1974 December Dissolved oxygen (ppm) Surface- 10.8 Bottom- 6.0 pH Surface- 7.6 Bottom- 7.0 Free Carbon-di-oxide (ppm) Surface- 3.0 Bottom- 17.0 Carbonate (ppm) Surface- nil Bottom- nil Bicarbonate (ppm) Surface- 44.0 Bottom- 48.0" "12 hours 1974 December Dissolved oxygen (ppm) Surface- 10.8 Bottom- 6.0 pH Surface- 7.6 Bottom- 7.0 Free Carbon-di-oxide (ppm) Surface- 3.0 Bottom- 17.0 Carbonate (ppm) Surface- nil Bottom- nil Bicarbonate (ppm) Surface- 44.0 Bottom- 48.0" T







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