[Report of the Medical Officer of Health for Barking] page 49

Barking 1955

[Report of the Medical Officer of Health for Barking]

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ATMOSPHERIC POLLUTION— SULPHUR DIOXIDE READINGS MEASURED AS MILLIGRAMS OF S03 PER DAY COLLECTED BY 100 sq. C M. LEAD PEROXIDE

MONTH +	1950			1951			1952			1953			1954			1955
MONTH +	D.56	D.57	D.58	D.56	D.57	D.58	D.56	D.57	D.58	D.56	D.57	D.58	D.56	D.57	D.58	D.56	D.57	D.58	D.1571
JANUARY	2.28	2.85	3.01	2.29	2.60	1.97	2.04	2.84	2.14	3.50	4.06	3.09	4.43	3.81	3.71	4.19	3.47	3.20	2.23
FEBRUARY	2.70	3.99	3.44	2.14	2.24	1.81	2.16	2.82	2.38	2.68	2.98	2.01	4.24	3.35	3.69	4.39	3.68	3.27	2.39
MARCH	2.07	2.78	2.77	1.48	2.05	2.09	1.57	1.28	1.68	2.89	2.57	2.77	3.17	3.64	3.14	3.46	2.24	0.59	1.29
APRIL	1.77	2.31	2.39	1.31	1.48	1.29	0.95	0.98	1.08	2.16	2.48	2.03	2.23	1.74	2.38	2.88	2.31	1.92	1.31
MAY	0.42	1.00	1.41	0.43	1.06	1.05	0.72	1.04	0.77	1.53	1.17	1.50	2.20	1.80	1.95	1.50	2.11	1.55	1.03
JUNE	1.00	1.72	1.58	0.55	0.85	0.55	0.04	0.65	0.58	1.27	1.35	0.97	2.00	1.94	1.22	1.14	1.71	1.13	0.82
JULY	0.62	1.68	1.43	0.72	1.11	0.97	0.50	1.19	0.78	2.19	2.23	1.82	2.63	2.42	1.64	0.34	0.66	0.42	0.32
AUGUST	1.07	1.98	1.53	0.87	1.37	1.01	0.75	1.41	0.77	2.43	2.05	1.57	1.93	1.80	1.19	0.70	1.27	0.91	0.64
SEPTEMBER	1.56	2.36	2.58	0.94	1.53	1.21	1.02	1.10	0.65	2.18	1.75	1.75	3.32	3.03	2.29	1.40	2.87	1.70	1.11
OCTOBER	1.20	1.48	1.06	1.21	1.63	1.50	1.63	1.54	1.93	2.53	1.84	1.78	4.16	3.63	2.89	2.18	3.24	2.38	1.85
NOVEMBER	2.14	2.31	1.85	1.82	1.99	1.68	1.96	2.23	2.15	4.15	3.91	3.51	4.36	4.05	3.22	2.66	3.53	2.69	1.91
DECEMBER	1.91	2.25	1.91	1.35	1.88	1.83	3.77	3.24	3.96	3.38	3.08	3.15	5.00	4.80	3.48	2.60	3.53	2.56	1.83
Averages	1.56	2.23	2.08	1.26	1.64	1.41	1.43	1.70	1.57	2.57	2.46	2.16	3.33	2.95	2.57	2.29	2.55	1.86	1.39

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Page 49