London's Pulse: Medical Officer of Health reports 1848-1972
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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Paddington 1895
Report on vital statistics and sanitary work for the year 1895
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TABLE 33. Volume of Thames and numbers of Microbes in unfiltered Thames water, and in the supplies of the West Middlesex and Grand Junction Water Companies. "V »
| 1895. | Volume of Thames at Teddington Weir Million gallons per day | January* 4th—2,086, 21st—5,436. | February 4th—2,445. | March 11th—2487. | April 19th—826. | May 16th—661.6 | June 1st—442.7 | July 1st—279.6. | August 12th—348.8. | September 23rd—210.4 | October 16th—350.9. | November 18th—2,144. | December 9th—1,121.8. | Mean Microbes | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| To | B | To | B | To | B | To | B | To | B | To | B | To | B | To | B | To | B | To | B | To | B | To | B | per CC. | |||
| Thames Water unfiltered | 3'1 | 33,280 | 08 | 34,220 | 55 | 36,560 | 12 3 | 4,160 | 18 1 | 2,127 | 18-9 | 3,140 | 18-7 | 1,320 | 18-5 | 1,100 | 150 | 1,480 | 11-5 | 2,480 | 8-6 | 29,260 | 4-8 | 14,630 | 13,646 | ||
| West Middle sex Co. | After 6.3 days) Storage only | — | — | — | — | 4'3 | 1,620 | 11-3 | 500 | 16 3 | 440 | 17*8 | 260 | 187 | 880 | 17'8 | 180 | 15-3 | 200 | 110 | 220 | 8-3 | 2,900 | 5-5 | 2,510 | 971 | |
| After Filtration. | IS-7 | 01) | 16 | 16 2 | 16 | 17*0 | 12 | 1 19'2 | 28 | 17'7 | |||||||||||||||||
| 12-5 | 1,236) | ||||||||||||||||||||||||||
| Grand Junction Co. | After short Storage | - | - | - | - | - | 4,700 | 11 5 | 180 | 169 | 420 | - | - | 119.5 | 140 | 18.8 | 160 | 16.4 | 240 | 8.9 | 840 | 6.3 | 690 | ||||
| After filtration- | . 198 | 340 | 19.0 | 460 | 16.3 | 340 | 12.5 | 340 | 9.0 | 1,160 | 15.0 | 860 | 917 | ||||||||||||||
| Hampton, General Well | 1.5 | 176 | |||||||||||||||||||||||||
| 14.3 | 894 | 1.1 | 4,944 | 5.2 | 996 | 12.5 | 72 | 17.9 | 48 | 18.8 | 19.3 | 312 | 18.5 | 52 | 15.1 | 28 | 12.1 | 16 | 8.5 | 476 | 5.3 | 64 | 635 | ||||
| Kew Bridge, General Well | 3.5 | 48 | 0.5 0.8 | 52 116 | 5.4 | 220 | 11.3 | 96 | 14.5 | 196 | 17.9 | 108 | 195 | 44 | 18.4 | 28 | 15.7 | 12 | 12 0 | 44 | 8.8 | 32 | 5.9 | 24 | 78 | ||
| Kew Bridge, South Well | 3.7 | 44 | 0.5 11.1 | 46 36 | - | - | 11.6 | 36 | 14.8 | 16 | 18.0 | 8 | 19.7 | 44 | 18.8 | 24 | 16.3 | 16 | 120 | 4 | 90 | 28 | 6.3 | 16 | 25 | ||
T° = Temperature in degrees, Centigrade Scale. B = number of Microbes per cubic centimetre.
* This reads thus—" On January 4th the volume of the Thames, measured by the flow over the Teddington Weir, amounted to 2,086,000,000 gallons in the 24 hours.