Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for London County Council]
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Table III.—Treatment of Crude Sewage in a Settling-tank and in a Coarse and in a Fine Coke-bed at the Northern Outfall Works. Record of the Number of Times the Cokebeds were Filled per Day and of the Capacity of the Beds. (Series III.)
Date. | Number of fillings each day of | Capacity of | Date. | Number of fillings each day of | Capacity of | ||||
---|---|---|---|---|---|---|---|---|---|
Bed A (coarse). | Bed b (fine). | Bed a (coarse). | Bed B (fine). | ||||||
Bed A. | Bed B. | Bed A. | Bed B. | ||||||
1900. | 1901. | ||||||||
Nov. 8 | 1 | 1 | 41.7 | 40.3 | Mar. 12 | 2 | 2 | 32.0 | 26.7 |
„ 9 | 2 | 2 | „ 13 to Mar. 20 | 2 | 2 | ||||
„ 10 | 2 | 2 | „ 21 | 2 | 2 | 327 | 253 | ||
„ 12 to Nov. 14 | 3 | 3 | „ 22 and 23 | 2 | 2 | ||||
„ 15 „ 19 | 1 | 1 | „ 25 | 3 | 3 | ||||
,, 20 | 1 | 1 | 38.5 | 38.5 | „ 26 | 1 | |||
,, 21 „ 26 | 1 | 1 | „ 27 | 2 | 1 | ||||
„ 27 | 1 | 1 | 38.8 | 38.8 | „ 28 | 1 | _ | ||
„ 28 to Dec. 3 | 1 | 1 | „ 29 | 2 | 1 | ||||
Dec. 4 | 1 | 1 | 38.5 | 37.5 | Apl. 1 to Apl. 3 | 2 | 2 | ||
„ 6 „ 8 | 1 | 1 | „ 10 | 2 | 2 | ||||
„ 11 | 2 | 2 | 37.8 | 37.8 | „ 11 „ 15 | 3 | 3 | ||
,, 12 „ 15 | 2 | 2 | „ 16 | 3 | 3 | 31.2 | 21.2 | ||
„ 17 | 2 | 2 | ,, 17 „ 19 | 3 | 3 | ||||
„ 18 | 2 | 2 | 36.1 | 35.4 | „ 20 | 2 | 2 | ||
„ 19 and 20 | 2 | 2 | „ 22 | 3 | 3 | ||||
„ 21 | 1 | 1 | „ 23 | 2 | 2 | ||||
„ 22 | 1 | 1 | May 6 and 7 | 1 | 1 | ||||
„ 27 | 1 | 1 | ,, 8 to May 10 | 2 | 2 | ||||
„ 28 to Dec. 31 | 2 | 2 | „ 13 | 1 | 1 | ||||
„ 14 „ 15 | 2 | 2 | |||||||
1901. | „ 17 | 2 | 2 | 31.5 | 25.0 | ||||
Jan. 1 | 2 | 2 | 35.3 | 33.3 | „ 18 „ 24 | 2 | 2 | ||
,, 2 and 3 | 2 | 2 | ,, 29 to June 3 | 2 | 2 | ||||
„ 4 | 1 | 1 | June 4 | 2 | 2 | 32.2 | 250 | ||
„ 11 to Jan. 14 | 2 | 2 | „ 5 | 1 | 2 | ||||
„ 15 | 2 | 2 | 34.7 | 32.6 | ,, 6 „ 10 | - | 2 | ||
„ 16 „ 19 | 2 | 2 | „ 11 and 12 | — | 1 | ||||
„ 21 and 22 | 2 | 2 | ,, 13 to June 17 | - | 2 | ||||
„ 23 | 2 | 2 | 34.7 | 312 | „ 18 | — | 2 | 22.9 | |
„ 24 and 25 | 2 | 2 | ,, 19 and 20 | - | 2 | ||||
„ 28 | - | 2 | „ 21 | - | 1 | ||||
„ 29 | 1 | 2 | „ 25 to June 27 | — | 1 | ||||
„ 30 | 2 | 2 | 35.4 | 306 | „ 28 to July 1 | 1 | 1 | ||
„ 31 | 2 | 2 | July 2 | 1 | 1 | 34.0 | 222 | ||
Feb. 1 | 1 | 1 | „ 3 | ||||||
„ 2 to Feb. 4 | 2 | 2 | „ 4 „ 11 | 1 | 1 | ||||
„ 5 | 2 | 2 | 32.7 | 29.2 | „ 17 „ 22 | 1 | 1 | ||
„ 6 | 2 | 1 | „ 23 | 1 | 1 | 34.0 | 243 | ||
„ 7 | 2 | - | „ 24 „ 29 | 1 | 1 | ||||
„ 8 | 1 | - | „ 30 | 1 | 1 | 33.3 | 25.3 | ||
„ 9 and 11 | 2 | 2 | „ 31 to Aug. 2 ... | 1 | 1 | ||||
„ 12 | 1 | - | Aug. 6 | 1 | 1 | ||||
„ 13 | — | 1 | |||||||
„ 18 | _ | 1 | |||||||
„ 19 | 1 | 2 | |||||||
„ 20 | 2 | 2 | 33.3 | 29.2 | Total number of fillings | 287 | 313 | ||
„ 22 to Mar. 11 | 2 | 2 |