Table 1 : Physico-Chemical Characteristics of the water at Sangam during 1980.
Parameters | July | Aug. | Sept. | Oct. | Nov. | Dec. |
Water temp. (°C) | — | 23.5 | 22.5 | 25.0 | 24.5 | 24.0 |
* Dissolved oxygen | — | 9.9 | 9.4 | 0.8 | 7.9 | 9.5 |
PH | — | 7.4 | 7.5 | 7.3 | 7.8 | 7.8 |
S. D. T. | — | 24.0 | 39.0 | 32.0 | 45.0 | — |
Turbidity (NTU) | — | 21.0 | 67.0 | 95.0 | 8.0 | 36.5 |
* Total solids | — | 3725.0 | 294.0 | 1020.0 | 7760 | 610.0 |
* Suspended solids | — | 725.0 | 24.0 | 132.0 | 835.0 | 108.0 |
* Total diss. Solids | — | 3000.0 | 270.0 | 888.0 | 6925.0 | 502.0 |
Conductivity (uS) | — | 225.72 | 18.81 | 81.18 | 831.6 | 51.48 |
* NH3-N | — | — | — | — | — | — |
* N03-N | — | 1.16 | 0.93 | 114.0 | 0.34 | 0.08 |
* Sulphate | — | 52.0 | 184.0 | 114.0 | 0.173 | 0.17066 |
* Chlorides | — | 3.1 | 4.7 | 48.0 | 4.2 | 2.127 |
* Hardness | — | 80.0 | 35.0 | 73.0 | 147.0 | 30.0 |
* Sodium | — | 0.5 | 70.0 | 195.0 | 24.5 | 5.0 |
* Pottassium | — | 2.5 | 1.5 | 1.5 | 4.5 | 1.0 |
* Calcium | — | 1.0 | 17.0 | 3.5 | 6.0 | 1.5 |
* Alkalinity | — | 89.0 | 80.0 | 60.0 | 47.0 | 79.0 |
* Bichemical Oxygen Demand | — | 79.0 | — | 36.0 | 740 | 54.0 |
MPN | >2400 | >2400 | >2400 | >2400 | >2400 | 93.0 |