Table: County Primary Roman Catholic School, Sidcup.Monthly deposit in tons per square mile during 1957.
County Primary Roman Catholic School, Sidcup.
Monthly deposit in tons per square mile during 1957.
| Jan. | Feb. | Mar. | Apr. | May | June | July | Aug. | Sept. | Oct. | Nov. | Dec. |
|---|
| Water (in rain in inches) | 0.96 | 2.47 | 0.70 | 0.20 | 1.08 | 0.63 | 3.45 | 2.25 | 2.06 | 1.58 | 2.54 | 1.59 |
| pH Value | 5.20 | 4.86 | 6.70 | 6.90 | 7.64 | 8.02 | 7.62 | 6.55 | 6.46 | 5.75 | 5.73 | 5.22 |
| Total water in soluble matter | 4.53 | 3.87 | 5.23 | 7.32 | 7.22 | 7.25 | 7.27 | 5.73 | 4.89 | 5.08 | 8.16 | 3.82 |
| Soluble in CS, | 0.12 | 0.11 | 0.06 | 0.06 | 0.05 | 0.07 | 0.11 | 0.09 | 0.05 | 0.14 | 0.10 | 0.13 |
| Ash | 3.18 | 2.64 | 3.96 | 5.57 | 5.46 | 5.32 | 5.49 | 4.25 | 3.50 | 3.75 | 6.07 | 2.68 |
| Other combustible matter | 1.22 | 1.12 | 1.21 | 1.69 | 1.70 | 1.85 | 1.68 | 1.40 | 1.34 | 1.19 | 1.99 | 1.01 |
| Total water soluble matter | 3.59 | 4.03 | 7.10 | 3.89 | 5.25 | 5.27 | 8.19 | 6.95 | 5.81 | 5.03 | 7.11 | 5.03 |
| Ca + + | 0.40 | 0.54 | 1.41 | 0.81 | 0.77 | 0.91 | 1.34 | 1.21 | 0.94 | 0.81 | 1.21 | 0.47 |
| CI' | 0.91 | 0.81 | 0.62 | 0.57 | 0.72 | 0.50 | 0.94 | 0.94 | 0.81 | 0.67 | 2.15 | 0.97 |
| SO"4 | 1.15 | 1.82 | 2.55 | 1,55 | 2.04 | 1.62 | 3.24 | 2.51 | 1.98 | 2.25 | 2.87 | 1.93 |
| Total solids | 8.12 | 7.90 | 12.33 | 11.22 | 12.47 | 12.52 | 15.46 | 12.68 | 10.69 | 10.11 | 15.27 | 8.85 |
| Sulphur dioxide (milligrams of sulphur trioxide collected per day by 100 sq. cms. of Batch A lead peroxide) | 2.06 | 1.22 | 1.85 | 1.72 | 1.25 | 1.19 | 1.11 | 0.88 | 1.03 | 1.76 | 2.91 | 2.46 |
![]()
