Research Papers Published by DBB
Table 2 : Physico-Chemical Charactaristics of the water at Krishna Bridge.
| Parameters | July | Aug. | Sept. | Oct. | Nov. | Dec. |
Water temp. (°C) |
— | 23.5 | 23.0 | 25.0 | 24.0 | 23.5 |
| * Dissolved oxygen | — | 10.3 | 9.6 | 18.8 | 8.9 | 9.2 |
| PH | — | 7.4 | 7.5 | 7.3 | 7.7 | 7.4 |
| S. D. T. | — | 39.0 | 38.0 | 52.0 | 61.0 | — |
| Turbidity (NTU) | — | 11.0 | 68.0 | 24.0 | 8.5 | 22.0 |
| * Total solids | — | 1905.0 | 215.0 | 426.0 | 810.0 | 529.0 |
| * Suspended solids | — | 185.0 | 22.0 | 31.0 | 90.0 | 141.0 |
| * Total diss. Solids | — | 1720.0 | 193.0 | 395.0 | 720.0 | 488.0 |
| Conductivity (uS) | — | 156.42 | 19.8 | 56.43 | 792.0 | 53.46 |
| * NH3-N | — | 1.05 | 0.79 | 0.07 | 0.07 | 0.007 |
| * N03-N | — | 2.4 | — | 0.209 | 0.067 | 0.0348 |
| * Sulphate | — | 45.0 | 215.0 | 175.0 | 0.141 | 0.0487 |
| * Chlorides | — | 3.3 | 4.7 | 34.0 | 3.5 | 1.42 |
| * Hardness | — | 48.0 | 21.0 | 69.0 | 135.0 | 37.0 |
| * Sodium | — | 2.4 | 71.5 | 17.5 | 27.5 | 5.0 |
| * Pottassium | — | 9.0 | 2.0 | 3.5 | 2.0 | 2.0 |
| * Calcium | — | 1.0 | 18.0 | 3.5 | 3.5 | 1.0 |
| * Alkalinity | — | 105.0 | 50.0 | 30.0 | 35.0 | 59.0 |
| * Bichemical Oxygen Demand | — | 75.0 | — | 119.0 | 82.0 | 81.0 |
| MPN | >2400 | >2400 | >2400 | >2400 | >2400 | 00 |
* Mg/1 2) S. D. T. :- Sechi Disc Transparency (cm), (—) :- Not done
Table 3 : Physico-Chemical Charactaristics of the water at Khubi.
| Parameters | July | Aug. | Sept. | Oct. | Nov. | Dec. |
| Water temp. (°C) | — | 23.0 | 24.0 | 23.05 | 25.25 | 23.5 |
| * Dissolved oxygen | — | 7.8 | 7.6 | 7.6 | 7.8 | 7.9 |
| PH | — | 9.4 | 11.3 | 13.6 | 8.4 | 8.2 |
| S. D. T. | — | 24.5 | 32.0 | 44.5 | 57.0 | — |
| Turbidity (NTU) | — | 26.0 | 81.0 | 40.0 | 12.5 | 28.0 |
| * Total solids | — | 698.0 | 1822.0 | 975.0 | 5200.0 | 137.0 |
| * Suspended solids | — | 66.0 | 57.0 | 97.0 | 500.0 | 80.0 |
| * Total diss. Solids | — | 632.0 | 1765.0 | 878.0 | 4700.0 | 1290.0 |
| Conductivity (uS) | — | 61.38 | 209.88 | 85.14 | 673.2 | 114.84 |
| * NH3-N | — | 2.4 | — | 0.209 | 0.067 | 0.0348 |
| * N03-N | — | 0.952 | 0.77 | 0.22 | 0.136 | 0.08 |
| * Sulphate | — | 113.0 | 206.5 | 95.0 | 0.66 | 0.1097 |
| * Chlorides | — | 3.2 | 18.1 | 37.0 | 3.5 | 2.482 |
| * Hardness | — | 92.0 | 89.0 | 812.0 | 104.0 | 41.0 |
| * Sodium | — | 2.4 | 71.5 | 17.5 | 27.5 | 5.0 |
| * Pottassium | — | 3.0 | 2.0 | 1.5 | 1.5 | 3.0 |
| * Calcium | — | — | 19.0 | 3.5 | 3.5 | 6.6 |
| * Alkalinity | — | 115.0 | 100.0 | 49.0 | 52.0 | 6.0 |
| * Bichemical Oxygen Demand | — | 65.0 | — | 68.0 | 79.0 | — |
| MPN | >2400 | >2400 | >2400 | 380.0 | 540.0 | >2400 |