[Report of the Medical Officer of Health for London, City of ] page 41

City of London 1915

[Report of the Medical Officer of Health for London, City of ]

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Table: Summary of Observations and Reports for the Months of January to December, 1915.

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Summary of Observations and Reports for the Months of January to December, 1915.

Month of the Year 1915.	Place.	3	4	5	6	7	8	9	10	11	12
		Rainfall in millimetres.	Metric tons of deposit per square kilometre during month.
			Insoluble matter.			Soluble matter.		Total solids.	Included in soluble matter.
			Tar.	Carbonaceous other than tar.	Ash.	Loss on ignition.	Ash.	Total solids.	Sulphate as (so3).	Chlorine (CI).	Ammonia (NH3).
January	City of London	94	0.07	2.46	3.83	2.36	4.51	13.12	3.64	0.73	0.10
January	Embankment Gardens, L.C.C.	90	0.14	3.18	6.42	0.71	8.08	18.55	4.47	0.95	0.07
February	City of London	80	0.08	3.04	5.21	3.54	7.08	18.94	4.74	1.26	0.19
February	Lon. County Council	74	0.50	4.16	10.70	2.07	8.45	25.88	3.42	1.92	0.08
March	City of London	18	0.06	3.49	6.68	1.39	3.35	14.96	2.22	0.51	0.08
March	Lon. County Council	17	0.23	2.63	8.12	1.69	4.36	17.03	2.41	0.84	0.08
April	City of London	22	0.07	3.29	4.76	1.87	3.75	13.74	2.58	0.55	0.12
April	Lon. County Council	30	0.29	3.04	7.96	1.97	4.97	18.23	2.79	0.93	0.12
May	City of London	133	0.05	2.29	2.92	2.65	4.77	12.69	3.61	1.32	0.43
May	Lon. County Council	65	0.60	7.85	9.63	2.47	6.63	27.18	3.94	0.65	0.16
June	City of London	13	0.05	3.55	6.35	1.12	2.60	13.67	1.81	0.37	0.13
June	Lon. County Council	13	0.18	4.20	6.22	0.64	1.83	13.06	1.18	0.37	0.08
July	City of London	102	0.06	3.15	4.38	2.04	4.90	14.53	3.40	0.72	0.18
July	Lon. County Council	102	0.81	7.93	14.47	2.11	5.76	31.08	2.43	0.65	0.22
August	City of London	64	0.06	3.18	5.12	1.54	2.83	12.74	1.33	0.43	0.11
August	Lon. County Council	78	0.18	3.43	6.22	1.56	4.37	15.76	2.44	3.05	0.16
September	City of London	51	0.05	2.90	4.70	1.22	3.07	11.94	2.02	0.44	0.13
September	Lon. County Council	40	0.39	3.76	5.81	7.98	17.75	36.69	6.98	1.63	0.05
October	City of London	55	0.05	2.83	3.42	2.42	3.74	12.47	2.89	0.51	0.33
October	Lon. County Council	29	0.55	4.57	8.60	3.30	8.77	25.79	3.48	1.04	0.04
November	City of London	59	0.11	4.81	8.80	3.29	4.46	21.48	2.90	0.65	0.21
November	Lon. County Council	62	0.42	5.20	9.31	2.04	6. 04	23.01	3.00	0.75	0.12
December	City of London	117	0.06	2.99	3.43	5.14	5.61	17.23	4.05	1.06	0.23
December	Lon. County Council	118	0.25	3.90	7.32	1.70	8.91	22.08	4.60	1.09	0.10