London's Pulse: Medical Officer of Health reports 1848-1972

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London County Council 1899

[Report of the Medical Officer of Health for London County Council]

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2.—CROSSNESS RESULTS.

Table 8.—Details of the Analytical Results obtained from the Crude Sewage and the Effluent

from the Bacterial Beds.

Date.Crude sewage.Coke-bed effluent.
Number of fillings per day.Oxygen absorbed from permanganate in four hours by the dissolved putrescible matter.Nitrogen asOxygen absorbed from permanganate in four hours by the dissolved putrescible matter.Nitrogen as
Nitrite.Nitrate.Nitrite.Nitrate.
1899.
Feb. 27One3.039NilNil1.6140.014Trace
284.3002.500Trace
Mar. 12.6001.500NilNil
23.4181.8270.0070.030
34.6202.815TraceNil
42.9421.629Nil
63.5112.0210.014Trace
72.7660.0211.9150.070
82.872Trace0.9580.0840.052
103.191Nil1.489Nil0.095
113.085Trace1.4890.0210.040
133.7370.014Nil1.2120.0210.110
142.525NilTrace0.999Trace0.037
152.632Nil0.947NilTrace
163.2631.1580.077
172.9471.1580.021Trace
183.1581.3700.0350.136
202.60410420.070Trace
214.2711.5620.0140143
226.459Trace3.1250.0210.083
233.2630.0071.3690.0140.071
244.062Nil1.7700.0070.128
262.9171.0420.0210.114
27Two3.036Trace1.518Nil0.142
283.482Nil1.8750.021Nil
292.6791.4290.0070.109
April 43.1001.4000.042Trace
52.0001.2000.0140.123
63.200Trace1.800Nil0.038
72.8000.0280.0111.4000.0070.080
8One2.700NilNil1.5000.0140.078
10Two3.7250.0141.9610.0070.056
113.039Nil1.4700.0140.213
124.314Trace2.5680.0700.044
132.4510.007Trace1.372Nil0.081
143.921NilNil2.4510.0140.060
15One3.1370.0211.8620.0140.138
174.301Nil2.6800.0280.136
18Two3.8240.007Trace2.6800.0140.054
192.574TraceNil1.4530.0420.285
205.247Nil3.014NilTrace
214.4442.5250.0140.184
22One4.6460.0213.0300.0070.253
24Two3.8780.028Trace2.2450.0140.210
252.653TraceNil1.617TraceTrace
262.842Nil1.789Nil0.322
272.857Trace1.6670.0210.148
284.7420.0070.0342.7550.0560.180
29One3.5420.007Nil2.3710.042Trace
May 1Two2.8460.0141.579Trace0.170
22.340Nil1.4740.0700.094
33.2981.9590.0210.208
44.4802.660Nil0.045
5One3.830Trace2.3400.0070.241
63.3000.007Trace1.8000.014Trace
8Two4.216Nil2.451Nil0.180
93.301Nil1.863Trace0.094
102.2771.0780.0560.231
112.7841.4430.070Trace
12One3.2991.7350.014Nil
132.1431.2370.0280.113
15Two3.5351.9190.023Nil
164.1242.755Trace
172.3001.4000.0070.204
183.8000.0352.0000.0980.046
191.700Nil0.8000.0210.133
244.2552.5530.0420.320
253.2981.7020.0700.055
262.8261.2770.0700.121
27One2.7661.5960.0840.219
29Two2.6320.0141.5790.0350.147